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1. 000 146 Annex Basics for calculation siciiccccssccessacsedececsesdeccaccececccseccadsececdecesseseacteacucacscseccetsesesteds 148 ADDED Error WATCHING sessirnir a E N EE EE E 150 Icons You may pay attention to hints in terms of program handling as well as calculation methodologies STOP You must pay attention to all warnings hints as well as limitations of input and output options DIMA user manual Page 5 of 150 1 Installation 1 1 Requirements for installation To run the DIMA program the following system requirements have to be fulfilled Processor min Pentium 300 MHz Athlon or Duron Intel Celeron and others are also compatible RAM min 64 MB Free hard disk memory min 30 MB Operating system Windows XP or higher Screen resolution min 1024 x 768 min 800 x 600 USB port for dongle 1 2 Installation procedure The program installation under Windows only works with the rights for access to the necessary system resources To obtain them please contact your system administrator 1 2 1 How to install the DIMA software Start SETUP EXE from CD ROM and follow the instructions by the installation assistant DIMA user manual Page 6 of 150 Welcome to the DIMA Setup Wizard This will install DIMA 2 1 Build 3 on your computer it is recommended that you close all other applications before continuing Click Next to continue or Cancel to exit Setup Figure
2. X 0 n 0 I I Front Leading Trailing end wall running gear running gear Figure 12 Definition of co ordinate system 3 1 2 Rounding rules In the program all variables for calculation are declared as floating point digits double mathematical precision Interim values are not rounded The output results of the calculation are rounded according to the requirements of the approval authorities according to the following rules DIMA user manual Page 17 of 150 Table A Rounding rules Results of bogie displacement calculation Yaw and pitch angles wh wv1 rounded down to 2 decimal positions wv2 Results of the calculation of vehicle construction gauge b br bz b h hr k hs na ni Point Mathematically rounded to millimetre 3 decimal positions bz rounded down to millimetre 3 decimal positions Ea Ei Final result rounded up to millimetre 3 decimal positions Z rounded up to tenth of a millimetre 4 decimal positions Example Rounding the calculated width bz 1 5749999999998 m down to 3 decimal positions brings the output value 1 574 m Calculation results for the reduction of pantographs according to UIC na ni Point Mathematically rounded to millimetre 3 decimal positions hee Aer Mathematically rounded to tenth of a millimetre 4 decimal positions Ei Ea Ei Ea rounded up to millimetre 3 decimal positions h25kV b25kV 2 rounded down to millimetre 3 decimal po
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4. except the Ej E values each two are displayed in one column high format The following values are listed in the data tables Table G Listing the values in the data tables Value Explanation Column cross high format Local X co ordinate of vehicle cross section on vehicle module na ni m Co ordinate of the vehicle cross section in X direction starting from the next situated guiding cross section a outside i inside the pivot wheelset hR m Height of reference profile bR m Half width of reference profile in height hR aid Ei Ea m Values of inner or outer reduction h m Vehicle height with all supplements and reductions from deflection and vertical oscillation ratios zi Radius m Curve radius for which the given maximum reduction was found 10 6 out DIMA user manual Page 124 of 150 Explanation Column cross high format Formula Number of formula according to UIC 505 1 or entry of the 11 6 underlying calculation method On index card Calculation positions reduction for defined single positions position X N height on vehicle input existing half vehicle width Difference between permissible and available vehicle width The value has to be positive Negative insufficient values are marked with an Remark which was input on the index card Calculation positions of reduction for defined single positions position X N height at vehicle For each ve
5. Running gear We may sample the reference contour of bogie displacement in vertical and horizontal directions The commands to do this are located in the context menu or in the Analysis menu Furthermore a selection on the toolbar by means of buttons is possible DIMA user manual Page 105 of 150 sampling of maximum limit position Modul 1 1 mt2 Bogie 1 Local X coordinate m 6 3f 32s 6 3f 3 850 Coordinate n m 0 000 Height h above RS m 1 000 Figure 74 Dialog Sampling of maximal limit position contour X Z plane The result window of vertical sampling in the horizontal plane X Y plane is structured analogously Instead of height above RS half width of lineside structure gauge point of intersections of sampling bar with reference contour is output here amoina of romaine Rane Modul 1 1 mt2 Bogie 1 Height h above RS m 0 940 Hi m 2 006 H2 m 5 694 H3 m H4 m niim L84 n2 m 1 84 n m n4 m Figure 75 Dialog Sampling of maximal limit position contour X Y plane Instead of height above RS half width at sampling bar is displayed in the horizontal sampling of the horizontal plane X Y plane Displacement of sampling bar is explained in Chapter 4 4 DIMA user manual Page 106 of 150 5 4 6 Analysis graphics Vehicle end geometry and coupler deflection WS File Database Analysis Evaluation Windows Options Help az o o Witbaad
6. Tilting system Reference profile as well as Roll centre height and vehicle flexibility coefficient Analysis menu In the Analysis menu all commands for test start and exit of project analysis are arranged You also find commands to access to the single analysis windows e Reduction vehicle construction gauge e Bogie displacement DIMA user manual Page 26 of 150 e Vehicle end geometry and coupler deflection e Buffer head dimensions and e Total report Windows menu The Windows menu includes commands to layout the currently opened windows which may also be switched over in this menu Options menu In the Options menu you may enable disable the current toolbars or invocate the dialogs Program and Database connection The user may also choose the program language Edit database e E Datasource Load connection settings from file Search fi gt Use connection string Use Access database recommended c Documents IFB Database DIMA MDB Persist Security Info False Figure 16 Choice of the database connection Selected language English Great Britain ENG Figure 17 Choice of program language Help menu You may invocate online help and an information dialog about the program upon the Help menu DIMA user manual Page 27 of 150 4 2 Toolbars For default during program start the toolbars e Database e Proj
7. ccceeeeeseeeeeseeeeeeeeeeees 63 66 Of secondary SUSPENSION cecceessseeeeseeeeeeeeeeeeeees 63 Standard project GIL ClOLly saccecccweveeccisisueccsdetuaeesesvaseswetvs 33 SUAS AS yey aere E temo rustoneertnes 41 STEP EXPO oae 130 Tangential deviation phi ccesseseeeeeeeeeeeeeeeeeeees 49 Tilt centre height Pan oaran ene mere ea ate Wr eneen Carine wei Denne ICET 57 Tiltinesyste Mensen Cnaenewstes 71 101 Approach lateral play wissiesscesesss essesetier nant techanasiaageds 24 ASICS eeceh ei T E a 22 B ogy Dody play resen 57 Calculation of vehicle construction gauge 22 CADUCKCOSS decetecedutvocucentoeceddvtweveddeipendedetpecuscawnreddtyes 56 Cente Me OI anata casecks Nab tne a aetna 56 ENV OT StS ENEA 55 Maximum cant deficiency ccccccecceceeeeeeeeaeeees 56 Roll centre heis hiirer 56 Tiloe ani le iea aveticcasen 56 57 Vehicle flexibility coefficient cceceecceeseeeeeees 56 TOODA S oranze ni a A T LTE 28 Total reporte a ete eont ts see Report window Track cant tolerante iiias EECA A 84 TAC Ke BAU CC ga Sac geste aie is aaaaueia eee siads eeaanete aeeane es 50 AP AUNS OM LAY seaaicc tere cntes yeas edeecrmnrd a gids 53 TYPO eran weer see Identification of roll centre Types OF Dasic Modules sexes sasnccsgadeaiea reeves caseorrectientaenes 20 Vada Oi sxucsycuskeies Havens sorter Sane a 39 Mehicle cross SECHON Maen ear ed ena 100 Add deleto merpris e 101 Vehicle end geometry an
8. module button with the left mouse key you may activate the corresponding module The button of the activated module 1s illustrated in red colour he Example 1 1 Locomotive Vehide module datasets Project information Vehicle Dataset f 7 Tam pap Ha ml HH Module 1 PWcenc Module 2 Run Module 3 Bo Lor E Type of vehicle module Tar Name Module 3 Hal Type of mo Type 2 two running ge Ma E Vehicle body Ma E Project own is Dataset Example 4 Coach Ou E Leading running gear cal E Project own a a alerg Dataset Example 4 Coach Axl a a e ebrr k Lat Project own E De Dataset Example 4 Coach Figure 44 Example Buttons of articulated train set modules The modules of an articulated train set are edited upon buttons or the context menu which is indicated when clicking on the module buttons with the right mouse key Enter module Add module Delete module Rename module DIMA user manual Insert module Add module Delete module Rename module Figure 45 Context menu Articulated train set module Inserts a new module before the active one Adds a new module at the end Deletes active module Dialog to rename the active module Page 74 of 150 5 3 3 4 Index card Reference profile HE Beispiel 1 1 Lokomotive Vehicle Vehicle module datasets Reference profile n of the calculations Project i
9. wheel base of the vehicle The vehicle must not stand completely in the transitional straight DIMA user manual Page 88 of 150 Coupling centerline Guiding cross section Middle of coupling Rorg Vehicle centerline Rvirt Figure 56 Definition of imaginary curve radius calculation e Ramp angle Omega inclination radius RW When a vehicle enters a ramp the distance of end walls in the region close to the roof is decreased approximation Hereby we assume the worst case for the end walls being turned to each other vehicle is in a horizontal plane and vehicle 2 is completely located in a plane inclined by Omega against the horizontal As an alternative it 1s also possible to specify the radius of an inclination radius Rw to be passed The distances between the vehicle end walls when passing inclination radiuses or when entering ramps are determined thereby considering the worst case of vehicle deflection The program overlaps the cases Passage of inclination radius and Ramp passage A possible entry is given in the example below Passage of inclination radius RW 500 m Considering a ferry ramp angle Omega 2 5 Parameter buffer head dimensions according to UIC 527 1 We may determine the buffer head dimensions for single vehicles only For this calculation it is not necessary to declare additional parameters DIMA user manual Page 89 of 150 5 3 4 Test start and exit the analysis of a pro
10. 150 R U in m Vin km h Speed v km h 140 140 135 84 65 Figure 49 List field Parameters for pantograph calculation according to EBO Enter values upon the toolbar or the context menu to be accessed to with the right mouse key S wor fl Standard values Add values Edit values Delete values Delete all values Figure 50 Context menu Parameters for calculation according to EBO DIMA user manual Page 82 of 150 KE You may edit the combinations of values in the list field for pantograph calculation according to EBO upon toolbar or the context menu Standard values Standard values for a preset vehicle maximal speed are given in the list field Add values Combinations of values are added Edit values You may edit the selected combination of values Delete values You may delete the selected combination of values Delete all values You may delete all combinations of values Cant excess of the track ue m Cant deficiency of the track uef m Critical curve radius Rkrit m Speed v km h Figure 51 Dialog Add edit values Cant deficiency Describes the difference in height between the rails inside and outside to the curve The exceptional limit of cant deficiency is 0 18 m according to DS 820 Cant excess f Means the difference amount between existing cant deficiency and the amount of cant deficiency required for balanced cross acceleration at
11. 5 2 3 1 General data running gear e Running gear type Choose among single axle and multi axle running gear Single axle running gears are understood as free steering wheelsets as well as single axle special designs single wheel single running gears single axle running gears with a special running gear frame and if necessary multi stage suspension When changing the choice of the running gear type then the two follow up input fields are also changing both in the database and in the project definition For single axle running gears Eccentricity and Tangential deviation of a single axle running gear for multi axle running gears Bogie wheelbase and Eccentricity are requested Bogie wheelbase p Distance between end wheelsets in the bogie In case of more than two wheelsets in the bogie put in distance between the outermost wheelsets DIMA user manual Page 47 of 150 e Eccentricity e Eccentricity is defined as a longitudinal deviation of the running gear pivot point from the common centre position in the running gear The value is signed Sign is defined as follows Bogies module type 2 Bogie pivot a Mono wheel running gears module type 2 Wheelset interval a Figure 30 Definition of signed eccentricity type of module 2 DIMA user manual Page 48 of 150 Bogies module type 1 Front end wall e lt 0 Mono wheel running gears module type 1 Front end wall s e lt 0 Figure
12. 6 rotation due to lateral plays Figure 77 Calculation of vehicle end geometry and coupler deflection For analysis of vehicle end geometry and the coupler deflections the following options are also available in the menus DIMA user manual Page 108 of 150 e Curve radius entry of inclination curve radius When using command Entry of curve radius for the displays in the curve and the s curve as well as the command Entry of inclination curve radius from the context menu or the Analysis menu it is possible to adapt the analysis to the entered conditions There is displayed a simple dialog to enter the required parameter e Determination of imaginary curve radius To display the geometry in the curve and s curve use command Determination of imaginary curve radius to call the dialog for calculation of an imaginary curve radius see Chapter 5 3 3 5 e Entry of ramp angle s With this command you may declare the angle of a ramp Sampling in horizontal direction is possible in the displays for the curve and the change of inclination For the consideration in the s curve the end walls are regarded as parallel Consequently a sampling would not make sense Sampling in curve Track coordinate Y m 0 000 Width offset to middle of end wall m 0 285 Distance between vehicde end walls m 1 351 Figure 78 Dialog Sampling of end walls in curve Sampling in change of inclinatio
13. e Input X range You may define a range of cross sections upon the dialog below For the specified interval you may declare both a fixed step increment and a fixed step number Enter a range of calculation positions for Module Modul 1 Start of range m End of range m with fixed step increment 9 with fixed step count Figure 89 Dialog Input of a range DIMA user manual Page 116 of 150 Height for new calculation positions i List of heights for new calculation positio ns Input edit of heights for new calculation positions W All vehide construction gauge vertices Figure 90 Dialog List of heights for new calculation positions For the output positions to be defined X co ordinates ni na values it is possible to declare heights at which the width reduction is output These may be the vertices of the vehicle construction gauge on the one hand and selected height points on the other hand The definition of standard heights has to be performed before declaring the corresponding X co ordinates ni na values of the cross sections The standard heights are applied to all cross sections created in the following All heights at the vehicle are understood as heights at unworn and unloaded on vehicle and are related to the top of rail RS The associated deflections empty loaded overload and wear sizes have to be input Delete whole module With this command all defined out
14. 1 Setup assistent for DIMA installation Please enter your information Figure 2 Input of user information DIMA user manual Page 7 of 150 Select Destination Location Where should DIMA be installed m Setup will install DIMA into the following folder To continue click Next F you would like to select a diferent folder click Brows At least 33 4 MB of free disk space is required Figure 3 Choice of target folder a i Select Start Menu Folder Where should Setup place the program s shortcuts D Setup will create the program s shortcuts in the following Start Menu folder To continue click Next If you would like to select a different folder click Browse Figure 4 Choice of start menu folder DIMA user manual Page 8 of 150 Ready to Install Setup is now ready to begin installing DIMA on your computer Click Install to continue with the installation or click Back if you want to review or change any settings User information Christian Mielke Destination location C Program Files 6c86 DIMA Stat Menu folder DIMA Completing the DIMA Setup Wizard Setup has finished installing DIMA on your computer The application may be launched by selecting the installed icons Click Finish to exit Setup Launch DIMA Figure 6 Completion of DIMA installation 1 2 2 How to install and use the software dongle The HASP SRM driver software for the software protection plug dongle starts auto
15. 31 Definition of signed eccentricity type of module 1 As a rule running gear of module type 1 is regarded as a leading running gear e Tangential deviation of a single axle running gear phi only single axle running gears Describes the angle of a possible torsion of a single wheelset against the exact radial adjustment in the curve standard values 3 5 DIMA user manual Page 49 of 150 Exact radial adjustment Adjustment rotated Figure 32 Tangential deviation phi of a single axle running gear e Half distance between secondary suspension springs b2 Half distance between secondary suspension springs b2 is required for kinematic calculation of the vehicle construction gauge according to UIC 505 1 to find out the values in the lower region supporting polygon UIC 505 1 7 1 1 Fig 10 e Maximal track gauge Imax lmax0 nominal track gauge l Outer distance between wheel flanges d Enter maximal track gauge with track extension in curve in the region of standard track railways being members of the UIC this size is 1 465 m for mainlines and 1 470 m for minor lines maximal track gauge in the straight rail this value is only needed for the calculation of vehicle construction gauges according to GOST nominal track gauge 1 435 m for standard track railways of the UIC as well as outer distance between wheel flanges of the wheelsets 10 mm below the rolling wheel normal case 1 410 m e Regarded as dri
16. Bolster pendulum Distance upper traction rod connection 0006 66 Perpendicular ans lenean E A 66 Buffer head E E E E E E E ESTE A OT 87 Buffer head dimensions cccssssseeeseeeeeeeeeeeeeeeeeeeees 89 FRCSUIE OUUCDUE esse enaa ween be enaeeae nao 124 B tfer bhead radis Secesccasiteweonhven sated desievatihavensictenecvute vase 87 Calculation method associated see reference profile CANE CETICICIICY ene AAR 56 83 CaN CXCOSS ee ee ceceabaseweut ay 83 Centre helt Ntah see Tilting system Configure Prime s A ES 35 Construction and installation tolerance see Pantograph Context MENUS oesi snein a E E cnet tare 31 Coordinate ONE Maea ean crtoeaanalatcat 96 Co ordinate syst m iwi eae 94 100 CO OFCIM AICS sac desivsdesivnessiesagesssisesacvasstuvevtieed etesdccaquesee bene 125 Coupler DST CHON sticss carsethecsciiese ia Patek ete 86 Operational len ethaia eTe 86 DIMA user manual POmtOf APP Cat OM nessas 87 Coupler deflection AMO lezes 108 Couplet pivotante sri iatelaucetseseests 124 CON CE a E A E 123 CUI FAG IS seene e E A E ESA 83 Cross SCCHION ccccceeecceeeseeeeees see Vehicle cross section Cross traverse TSO AGING OMile a 43 Curvo radioaren oae OaE a EEEE A EO A I 108 tor calcula Oi aiana a a aa 87 Mias nar oerien AOA 88 109 Mimma kesesuaian a T deve 85 Database Navi dator airinn ea aA 37 Databases Han area O Sera gentlnsre 36 Reference prole sisrererai foueuasiidjea
17. DXF command in the context menu or the menu file as well as the corresponding buttons on the toolbar To export the analysis graphics in the various graphic formats you may also use the icon in the toolbar DIMA user manual Page 92 of 150 Available cross sections Q Modul 1 1 Position 3 368 na Q Modul 1 1 Position 10 000 ni Scale 1 1000 e g 1 1 m 1 1000 mm Export directory C Program Files x86 DIMA Figure 59 Dialog Export DXF The cross sections to be exported are activated deactivated by the select box before the denomination of the cross section In the selected target folder the DXF files are saved as follows Q MM XXXXX_SD dxf VY _ _ _ L___ Marking of a construction gauge for non insulated live parts on vehicle roof if selected Local X coordinate with three decimal places Module Number Q 01 01120 dxf LH L 01120 gt X 1 12m 01 gt Module 1 e Scale To export a cross section in the DXF format one may define a scale for output According to the methodology of the UIC standard output is given in meters Output of graphics in meters scale 1 1 Output of graphics in centimetres scale 1 100 Output of graphics in millimetres scale 1 1000 DIMA user manual Page 93 of 150 STOP For default DXF output is given in meters Thus for instance for an output in millimetres declare
18. Figure 98 Total report Results of pantograph calculation according to UIC This data table is structured as follows Table Structure of the data table Value Explanation Local X co ordinate at vehicle module of the vehicle cross section Co ordinate of the vehicle cross section in X direction starting from the corresponding guiding cross section a gt outside gt inside the pivot wheelsets DIMA user manual Page 126 of 150 Calculated value considers play of the axle in the track z z m Calculated value considers quasi static displacement Ea Ei m Articulation of the pantograph under consideration of the permitted displacement at the height of the upper verification point 6 5 m according to UIC 505 1 Par 8 2 3 1 a gt outside i gt inside the pivot wheelsets Ea Ei m Deviation of the pantograph taking into account the permitted displacement on the height of the bottom verification point 5 0 m according to UIC 505 1 Par 8 2 3 1 a gt outside i gt inside the pivot wheelsets Installation Specify whether pantograph may be installed at this position yes no possible 5 5 3 7 Result output for pantographs according to EBO The results of pantograph calculation according to EBO are output in a way correspondingly separated into two data tables to the inside and outside of the curve for the selected vehicle cross sections see Chapter 5 5 2 3 Calculat
19. Move mouse pointer to the margin of the graph Zoom section is shifted into this direction according to the chosen page or corner Move sampling bar Move by mouse The sampling bar moves under the mouse cursor at pressed lt Alt gt key on the keyboard Move via keyboard At pressed lt Alt gt key the arrow keys or lt Figure up gt and lt Figure down gt keys move the sampling cursor The lt Figure up gt and lt Figure down gt keys move the cursor in 10 cm increments and the arrow keys in 1 mm increments You may also call the Zoom function via toolbar DIMA user manual Page 32 of 150 5 Program description 5 1 Set up program and program help 5 1 1 Program options Go to the Options dialog upon the menu commands Options gt Program Max Mustermann lt Company TU Dresden IFE Dresden Default project folder C Wsers Public Documents WFB Projekte Figure 19 Program options index card Project All changes carried out in the program options are saved during exit of the dialog by OK and are considered at once or at each new start of the program The entries in the fields Editor and Firm are taken over for default at new projects into the analogue fields of the index card Project of the project definition It is possible to define a standard like directory to open and save projects upon the entry field otandard project direct
20. The user specifies the location of the supporting cross sections as a user defined calculation agent Over the will open the Engabedialog in which the X co ordinate ni na co ordinate of the cross sections are entered as standard calculation positions X Single calculation position X N X Range Overtaking of calculation positions from total report or cross section diagram Takeover of calculation positions I msi o x Takeover of calculation positions from the report 30 z Available cross sections V Q Module 1 1 X 0 000 m na 3 253 m Vehide end wall front end V Q Module 1 1 X 8 100 m ni 4 847 m Middle between guiding cross sections iis s Dlo w i E Consider end walls E STEP destination file Output file T Authors Organisation Start End Figure 104 Takeover of calculation positions DIMA user manual Page 132 of 150 5 6 4 STEP target file e Output file At this stage the STEP file is appointed By pressing the button to open a file dialog there the location and file name can be specified If both creation gauging and production boundary line for non insulated live parts on the Roof are selected two separate data sets for both contours will be written into the same STEP file Were creation of Vehicle construction gauge and Construction gauge for Ce non insulate
21. UIC 503 Point which was calculated according to UIC 503 Point in a line segment which provides maximal reduction values due to inclination of the vehicle body with tilting system X see also calculation of reduction with tilting system Point which was calculated according to the Technical Unity of railroading TE static calculation 1E a outer reduction TE i inner reduction Point in the lower range from condition 1 for suitability for hump shunting to find out the minimal heights above RS when calculating vehicle construction gauge according to the Technical Unity of railroading TE see also Conditions for the lower range Point which was calculated according to the Technical Unity of railroading extended for articulated train sets static calculation Point from a calculation of vehicle construction gauge according to UIC 503 in the lower range out of the condition that the vehicle must not exceed the profile if it is located on a concave or convex transition radius of 500 m 5 5 3 6 Result output for pantographs according to UIC The results of the pantograph calculations according to UIC are output correspondingly in a data table for the selected vehicle cross sections see Chapter 5 5 2 3 Calculation results of pantograph reduction according to UIC Position 2 818 m Between front end wall and front end guiding cross section z z m 8 0 550 EE Ri Radius m Installation possible
22. Upon select box Select dataset we may define a dataset of the corresponding database Data are the indicated in the data field Dataset parameters e Button Editing dataset acceptable With this button you may define editing of the dataset data in the data field Dataset parameters The edited dataset is automatically transferred into a project own dataset that means there it is no longer connected to the corresponding database For definition of input values for vehicle body or running gear see Chapters 5 2 2 or 5 2 3 e Button Add dataset to database The button Add dataset to database is designed to adopt the project own data of the running gear or vehicle body into the corresponding DIMA database Add dataset to database Figure 42 Button Add dataset to database When actuating the button all values of the selected project own running gear or vehicle body dataset are taken over into a new dataset or an existing dataset may be overwritten with the edited parameters on demand To define a new dataset identifier the following dialog is called New dataset identifier Beispiel 1 1 Lokomotive Figure 43 Dialog Add dataset to database DIMA user manual Page 73 of 150 e Button s Modules Depending on the number of defined modules for articulated train sets buttons with the module names are indicated on the lower margin of the editing window Selecting the
23. Vehicle body Figure 57 Dialog Errors and hints according to project definition e Hints black Hints are displayed if there are not available input data but this won t affect the calculation results There are also displayed hints related to entries that are not consistent in relation to other values The user is recommended to take into account the displayed hints and to implement them if necessary e Warnings blue Warnings are indicated if input data which normally have to be considered for the selected calculations are missed Calculation may be carried out but will possibly DIMA user manual Page 90 of 150 provide results that make no sense or even faulty results The user has to check whether these entries may be neglected for the desired results The user necessarily has to check warnings to enable that the results are cor rect e Errors red In case of input errors or not existing input data the corresponding error is displayed and it is impossible to start the project Before starting an analysis it is absolutely necessary to remedy errors on the project STOP Errors abort the calculation They have to be remedied necessarily before the user will be able to analyse the project 5 4 Graphic analysis window 5 4 1 General In principle all graphic analysis windows are structured in a similar way There is displayed a co ordinate system depending on the corresponding analysis In this sy
24. a scale of 1 1000 5 4 3 Analysis graphics Vertical section X Y plane he DIMA Graphics cross section project Example 4 Coach l _ Cen E x fE File Database Analysis Evaluation a Windows Options Help R 7 O wibaud a Sla s ke eee ee nee eee Sampling of vertical section M U Module 1 1 Height 0 450 Current width m 1 460 Range 1 Range 2 X1 m 1 432 X2 m 9 767 X3 m 16 333 X4 m 24 668 dX1 m 8 336 dBi m 1 460 dX2 m 8 336 dB2 m 1 460 EJ 1 44 1 42 1 40 1 38 0 5 10 Figure 60 Analysis graphics Vertical section Width B m amp Coordinate X m The analysis graphics shows a section of the vehicle construction gauge in the X Y plane When selecting the graphics upon toolbar or menu see Chapter 4 the empty graphic window is indicated 5 4 3 1 Management of vertical sections and display features The dialog Management of vertical sections foreseen to manage the vertical sections and the whole configuration of the graphic representation is called upon the menu button Management of vertical sections out of the context menu the menu or by choice of the corresponding button on the toolbar DIMA user manual Page 94 of 150 Figure 61 Management of vertical sections index card Vertical sections e List of defined vertical sections In this list box the defined vertical sections are shown Icons before the name of t
25. coefficient sg as a value to be assumed for the VKZ method never drops down during loading and the z value is directly proportional to the vehicle flexibility coefficient It DIMA user manual Page 60 of 150 is also possible to determine roll centre height h with VKZ however this strategy is not recommended Here the calculation result sometimes mainly differs from the values measured later For this reason if possible when taking over data from the database search dialog the VKZ method is applied to the vehicle flexibility coefficient s only The value for roll centre height is immediately taken over This is also the case for vehicle flexibility coefficient if it is impossible to use the VKZ method due to missing values Preconditions for the use of the VKZ 1 Use within a running gear group that means the same classification criteria of the vehicles to be compared 2 Application to the loaded state if not marked otherwise all database values are related to the loaded state 3 Measurements of running gears with spring hysteresis cannot be used Pros of the VKZ method against the UIC calculation of s and he Since the vehicle to be engineered is related to the measured values of a similar and real mechanical system it is possible to find out the s and h values much more exactly than in the preliminary calculation with many input values according to the UIC formula Against the UIC formula the influences from the
26. context menu of the data table thereby chosen and the data for check are listed in Search or calculation results DIMA user manual Page 64 of 150 With button Adopt values the dialog is closed and the chosen values for roll centre height and vehicle flexibility coefficient are taken over in the current running gear dataset whereas button Cancel closes the dialog without adopting the value Index card Calculate HE Determination of roll centre height and vehicle flexi Search in database Calculate Calculation method determination by of suspension Normal calculation vehicle with 2 suspension stages i Spedal calculation vehicde with 1 suspension stage i Specal calculation vehide without primary spring Input values for valculation G1 kN 0 000 G2 empty kN G2 loaded kN hi empty m 0 000 h2 empty m h3 empty m hi loaded m 0 000 h loaded m h3 loaded m bi m 0 000 b2 m b4 m ci kN mm 0 000 c2 kN mm l cx kN mm IPd m 0 000 eps rad h m Results of search or calculation Roll centre height empty vehide hcl m Value undefined Roll centre height loaded vehide hCb m Value undefined Vehide flexibility coefficient empty veh sl Value undefined Vehicde flexibility coefficient loaded veh sb Value undefined Apply values Figure 38 Dialog Calculate roll centre heigth calculate The roll centre height and vehicle flexibility coefficient values ar
27. contrast to all the other edit windows the numbers to be entered in database edit window have to be specified in millimetres mm This copes with the view of the UIC HE Database Reference profile Datasets Create filte avi S Dataset BO Restriction I Appendix E wagons BO Restriction II Appendix F Locomoti Method UIC 505 1 BO Restriction II Appendix F wagons Definition of reference profile vertices EBO G2 double4tevel GOST 02 VM WK no rail brake GOST 03 VM WK no rail brake No mm Z mm GOST D VM WK no rail brake e GOST 1 T WK no rail brake GOST 1 VM WK no rail brake Name UIC 505 G1 doubletevel no rail brake 3 GOST T WK no rail brake GOST Tc WK no rail brake GOST Tpr WK no rail brake UIC 503 W6 A UIC 503 Wd UIC 505 G1 doubletevel rail brake UIC 505 G1 single stage rail brake UIC 506 GA kinem doubletevel nor UIC 506 GB kinem double4evel nor UIC 506 GC kinem doublefevel nor b l hb ai a n aana aoa aG alg SS om s ha 1500 1000 500 0 5 i1000 i1500 Y mm Search Extended options Figure 35 Database Reference profile The term reference profile is used as a synonym both for the reference profiles of the kinematic calculation of vehicle construction gauge and the boundary lines of the static calculation of vehicle construction gauge During program installation read only refer
28. e Curve radius for calculation Ri The button calls a dialog for the determination of an imaginary radius to consider curve straight s curve geometries DIMA user manual Page 87 of 150 Determination of imaginary radi Is Determinants Curve radius REg m 0 Half lenght of transition straight track IG m Result Determined imaginary curve radius Ri m Relative error 34 Figure 55 Dialog Determination of imaginary radius To determine an imaginary radius one has to enter the half length of the straight and follow up radius Approximation calculation is based on the following technique It is possible to unambiguously the position of the vehicle in the curve and the following straight in an arbitrary co ordinate system through the points trailing pivot wheelset leading pivot wheelset and point of intersection coupler layer rail centre The radius of the circle defined by those three points may be named as imaginary curve radius and considers the influence of the tangential straight The relative error describes the ratio of the entered curve to the calculated transition curve and it should be max 15 The imaginary curve radius depends both on the track geometry and the vehicle geometry thus it is impossible to transfer these value between different vehicles However for reasons of plausibility the following relation has to be considered Curve radius has to be greater than bogie pivot wheelbase distance
29. from the overhead contact wire when calculating the reference contour width of the pantograph E These entries are only required for pantograph calculation 5 2 3 Database Running gear Get to the database edit windows upon menu command Database gt Running gear as well as the corresponding button on the toolbar The database edit window Running gear is subdivided into the sections General data Lateral bogie body plays and lateral plays Vertical displacements Vehicle inclination around the longitudinal axis and Running gear dimensions DIMA user manual Page 45 of 150 y Database Running a v ki gear Datasets Goto dataset Create filter Identifier of dataset Example 1 1 Locomotive lt Dataset Example L1 Locomotve ee Example 1 2 Pantograph Example Multiple unit motor b Example 2 Multiple unit trailer b General data Example 3 Powered unit Configuration Single axle running gear Example 4 Coach Example 5 Articulated vehicle Eae lala p a Example amp 1 Covered wagon Longitudinal eccentricity e m Example 6 2 Bogie tank wagon Half distance betw secondary suspension springs b2 m Example 6 3 Bogie hopper wagon Maximum track gauge Imax m Example 7 Active tilting system Search Maximum straight track gauge Imax0 m Nominal track gauge m Outer distance between wheel flanges d m Calculat
30. in radian Calculation of vehicle construction gauge is based on a value of 0 005 e Pantograph lower articulation installation height ht Installation height of the lower pantograph articulation above Rp e Half width of pantograph bow bw Width of pantograph bow according to UIC 608 According to UIC 608 the following widths 2 bw are permitted 1 45 m SSB FS SNCF 25 kV CFL 25 kV 1 60 m BR SNCF 25 kV SNCF 1 5 kV 1 95 m CFL 3 kV CSD DB DSB MAV NS OBB PKP SNCB SNCF 1 5 kV VR DR Pantograph calculation according to UIC Ce You must enter the half width of pantograph bow only for evaluation in the Y Z graph cross section This value does not affect the pantograph verification according to UIC e Choice of nominal power supply for calculation according to UIC When operating the powered vehicle under nominal power supply of 25 kV a safety distance of 170 mm from the reference profile is to be kept for uninsulated live parts DIMA user manual Page 44 of 150 When selecting button 25 kV AC the table with the results includes the maximally permitted width for these parts beginning from a height of 3 m above RS Choice of nominal power supply for calculation according to EBO Defining the nominal power supply of the pantograph you may consider the defined dimensions of the lineside structure gauge for the corresponding electricity system in the EBO Annex 3 and the minimum distances
31. inserting a new dataset you may copy existing original datasets and save them under a new name Taking over the values into the new dataset which is associated with this DIMA user manual Page 37 of 150 procedure simplifies work and supports calculation of variants in which only a few parameters have to be changed Copying is carried out by creating a new dataset button and activation of the select box Copy In the databases Vehicle body and Running gear you may immediately call a dataset section upon the command Go to dataset According to the choice the entry list in the right dialog box is moved to the desired section The dialog Create filter is also indicated in the menu bar of the databases Running gear and Reference profile This dialog enables filtering of the listed datasets according to a characteristic feature Database Running gear You may filter the list of datasets to be selected with the entries Single axle running gear or similar construction type or Multi axle running gear in the menu so that only the corresponding running gear types are indicated Database Reference profile With the entries in the menu you may filter the list of reference profiles to be selected so that only the lines of a certain calculation method are indicated You may choose among the reference profiles according to UIC TE GOST and UIC 503 The database edit windows
32. meM eet ants 113 Figure 84 Toolbar of index card Calculation positions for reduction 2 0 eee ccccessccesscessecesecessecesscessecesseessecesseeaees 113 Figure 85 Report elements index card Calculation positions for reduction 0 00 cece ccessecesseeesseccessecesseeesseeeeseeens 114 Figure 86 Context menu of the section Vehicle Module cccccccccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 115 Figure 87 Dialog Standard Calculation positions 2 0 0 ccc cccsccesscessecessceesecessecesecessecesecessecesecessecesscessecesseessecesseeeaees 115 Figure 88 Dialog Input Of Calculation cross section 0 0 2 cece ces cessccssccessceesecesseeesecessecesecessecesecessecesscessecesseeesscessesesees 116 Pisute 89 Dialoe INDUE Ol a Tange vss ceistetunccszenaccerdssicosseuastnnaneeeenenlnaxiea eae 116 Figure 90 Dialog List of heights for new calculation POSITIONS cece cccsccesscessccesecessecesecesseceseeessecesseessesesseeesees 117 Fieure 91 Context menor the Cross seccion NAVI ci caan ceecksnscbsbcs Uets cibvipat E a ices advvatbick Ea 118 Figure 92 Dialog Input Edit calculation height ec ccc cccsccesscesseceseccssecessecesecessecesecessecesecessecesscessecesseeesesesseeesees 118 Figure 93 Report elements index card Calculation positions pantOgrapN cece cccsecesecesssccessecesseeesseeeesseeens 119 Figure 94 Context menu of the section Vehicle MOdul
33. method ccccceeesseeeeeeeeeees 59 Normal co ordinates sseuseteciveersededisleiieseidede dotiatad 59 Representation Of CUIVES sccsseeccceeeeeeeeeeaaeeees 59 Vertical dynamical displacement cc cesses 125 Ve rticaloscillaton raiounant 59 Report Bogie displacement acanniiiciiavaiimamnnn is 123 Buffer head geomet y eccna 124 Cover and input variables ccccsseeeeeeeeeeeees 123 PANTO STA Mis nics tauren Me mies Gaaldaa dee ae R 127 PE isoro 129 BRC COM ected teat acre O 124 Vehicle end geometry and coupler deflection 124 REDOM WAM O Wisse tetas cchosadenoineiabcotieidanetnerabebivoudasatnenette 112 Calulation positions for reduction ccceeeceees 114 Movino T Sopan S 113 DIMA user manual Output values and tables eeeeeeeseeeeeeeeeeeees 123 Report Clements asics anni dincememicaceesma ta 113 POO MMO A heirs tala eadgeadnentealat e 113 ROCNE eriten E be er EATS 63 Roll centre Nei ONG caden 36 53 ROUEN SNCS seein a A 17 R nMNS Sea susanne 21 60 62 QS TIVE a a a S 50 Length width and height cccccceceeeeeeeeeeeeeees 55 DP OD oaea 47 S CUN C oireena E E E E 87 Sample paleesse a 98 104 106 MOVING erred AA ERE tose 32 Sampling rectan t leS aes a aseaeedsttieee Nes 97 SO E E A E ear teerteesem des 93 Secondary spring stiffness 63 66 see Spring stiffness Sprins deflecHo resena iai 52 53 Spring stiffness Of primary SUSPENSION
34. of project tests see Chapter 5 3 4 and a comprehensive online help The follow up survey gives a summary of the allocation of partial analyses and input data Table C Assignment of partial analyses and input data Partial Partial analysis j Required input data O O00 Required dli data ma ee a ae system Tilting system data if tilting system exists Tilting system data if tilting system exists tilting system exists Running gear gear Generaldata data Lateral D body play Lateral bogy body play lateral plays plays Reduction Lower range vertical Lower range vertical displacements Inclination around longitudinal axis only kinematic reduction around longitudinal axis Inclination around longitudinal axis only kinematic reduction kinematic reduction Vehicle body Vehicle body Generaldata data Pantograph data e Pantograph data only for pantograph calculation pantograph calculation Reference profile Reference profile Type ofvehide Typeofvehile vehicle aene a en DIMA user manual Page 68 of 150 Partial analysis Required input data Type of vehicle Tilting system data if tilting system exists Running gear Buffer head dimensions General data according to UIC 527 1 Vertical displacements of the running gear Vehicle body General data Reference profile Type of vehicle Data of tilting system if tilting system available Running gear General data Vehicle end geometry coupler deflection Vertical di
35. rerrr errr rrr rr rir rr rere er 6 Er Reguitements 1Or Installation ccs atiaiveere i arsecateeiia Makiueed ea eiealeea Makiwaakenaee 6 M2 nsaan pro cedre cxrssatanietaecetish eenieniacetietaiae an ace ish eainaeeceee eae eee tih taatiaece 6 1 2 1 How to install the DIMA software ips gt dacaen creda es pbccsnsapelage ced uewsaseedoned ohesnesnlegeen 6 1 2 2 How to install and use the software dongle eccccccccecceesssseeeeceeeceeeaeeesseeeeees 9 1 3 Upgrade Update of an available DIMA version cccceseeeeeecceeeeeeeeeeseeeeeeeeeeaaas 11 OE Wp erage Or vorsom UK e viene tle entaiineasle ete wica bate rcdisiaes 1 E32 Update Ole Vers ON 2 eerun e a 12 2 Prora CONCOIL n E A A E E 13 3 Calculation approach of the software ccccsssssssssscccececccccoscoososssssssscccececeeossssssssssssoe 17 Del Generik CONSICET Al ONS si harceanteers ty ies a a a ck 17 LLEI Vehick coordinate Syste Msa n ES 17 3A ROHAN Tule S O A 17 3 2 Calculations carried out on a single VehIC e cc ceeecescccceccceeeesseeeceeeeesaaaeeeseeeeees 19 3 3 Definitions to calculate articulated train Sets 0 0 0 ceecccccccsssseecccceeeeeeceeeeaeeeeeeeeeaeees 20 3 4 Calculation of vehicles with active tilting system esssessssoeerssssssssserresssssssseeeees 22 3 5 Calculation of static bogie displaceMel ccccssesseseeceeecceeeeeeseeecceeeeeeaaaeeeeeeeess 29 3 6 Calculation of vehicle end geometry and coupler deflection
36. the curve The calculation approach assumed for the calculation of the yaw angle is as follows The bogie to be investigated leading D1 passes the curve in sideways running position Thereby the guiding end wheelset strikes against the curve s inner side and the trailing end wheelset against the outside of the curve The second bogie trailing D2 passes the curve in inner chord position In both bogies the lateral bogie body plays are utilised to the unfavourable side That means for D1 to the outside of the curve and for D2 to the inside of the curve Parameters for calculation of vehicle end geometry and coupler deflection see also Chapter 3 6 STOP Calculation of vehicle end geometry and coupler deflection is only possible for a single vehicle DIMA user manual Page 85 of 150 e Operational length kf Enter length of the coupler in operational state e Spring deflections Hz Enter spring deflections upward downward of the coupler Coupler spring deflection is assumed as a displacement of the position of coupler nk in longitudinal vehicle direction Use spring deflection of both couplers that is double spring deflection of the considered vehicle s coupler No spring deflection Guiding cross sections _ s s n oils Coupling Coupling hinge hinge Coupling RP Kupplungs gelenk nKv bzw XZ Xz1 XZ2 Figure 53 Definition of coupler spring deflecti
37. tolerances of the weight distributions dimensional deviations friction during turning out etc are considered by comparison with real values DIMA user manual Page 61 of 150 5 2 6 1 Database edit window for entry of measured values WE Database Roll centre height and vehicle flexibility Datasets abl Running gear amp Vehicde type Zachs GW mit Spreizhaub G vV Salon 2026 66 vV Salon 2027 G6 V WR G6 Va Rzwg Typ GO Va Bome 25 Road Railer Y 25 ME 4 Iran 25 Uahs Running gear G Va o Vehide type Rzwg Typ Z LkKlasse Method for comparison index determination _ ia Calculate 9 Direct input Weight of the vehide body loaded vehide G2 kh 318 825 Vehide body center of gravity height loaded vehicde h m 1 380 Secondary spring stiffness c2 kN mm 2 700 Comparison index 16 605 Roll centre height loaded vehide hCb m 0 655 Vehicde flexibility coeficient loaded vehicle sb 0 230 Figure 36 Database Roll centre height and vehicle flexibility coefficient You may enter the measured data of existing vehicles into the database edit window Roll centre height and vehicle flexibility coefficient Generation of the index VKZ is possible based on the input data or you may enter this value directly select field Determination method calculation comparison index e Running gear The dataset identifier Running gear is foreseen as identifie
38. toolbar You may save the file as under a file name upon a Windows standard dialog box The Rich Text Format is supported by all commonly used text processing programs MS Word OpenOffice org Writer 5 6 3D Export The maximum vehicle construction gauge and a vehicle design gauge resulting therefrom can be created by DIMA as three dimensional envelope contour and exports via a data exchange interface in STEP format STEP Standard for The Exchange of Product model data for further processing in CAD programs The output of the 3D model can be reached via the menu Analysis gt 3D Export or the corresponding button 4 on the toolbar DIMA user manual Page 128 of 150 DIMA 3D model output STEP Expor Project Example 1 2 Pantograph i s HE File Database Analysis Evaluation Windows Options Help x BSe7 O Wisioa ae m Py Pel g i Bo Parameters Log E Selection of 3d envelopes to be exported Building of 3d envelope from vehicle construction gauges W Building of 3d envelope from vehide design gauges E Safety margin for vehide construction gauge mm 10 Building of 3d envelope from construction gauges for non insulated live parts on vehide roof v Building of 3d envelope from vehicle design gauges for non insulated live parts on vehicle roof E Half width of pantograph bow m 0 975 Electrical safety clearance for non insulated live parts on vehicle roof to vehicle construction gauge m 0 15 S
39. transoms Length width height running gear fe Pivot height of running gear at vehicle body Wheel diameter at rolling centre Wheel flange height If bogie Only for single axle running gears DIMA user manual Page 146 of 150 Used for calculation modes Vehicle end Input variable Reduction Bogie displacement geometry coupler ST TE geometry deflection Input variables vehicle body Articulated train set Length over buffer powered and passenger vehicles Body length Bogie pivot wheelbase distance Distance buffer hinge point end wall Vehicle overhang from running gear front end tatic asymmetry Cross traverse loading unit UIC 503 Articulated train set Height hinge point front end passenger and powered vehicles Roof edge height Buffer height Roof edge radius Flexibility index pantograph onstruction and Installation tolerance Adjustment tolerance vehicle suspension Installation height lower pantograph Pantograph articulation Half width pantograph bow Nominal power supply Input variables project definition ant deficiency ant excess ritical radius peed Lateral track tolerance Track cant tolerance Panoga o o Be eee ee _d Pantograph calculation only in powered vehicle module and only for single vehicles Input data only required when calculating pantograph according to EBO KR WwW DIMA user manual Page 147 of 150 Annex C Basics for ca
40. which is at the same time the page view for printer output 5 5 1 General handling e Moving in the report window Move within the report window that is moving and paging up and down the pages of the report by means of the arrow keys lt gt lt gt and the lt Figure up gt and lt Figure down gt keys as well as the corresponding toolbar buttons e Scaling up down zooming of the report display The mouse pointer takes the shape of a pocket lens over the sheet displayed in the report window Depending on the type of the pocket lens one may scale up or down the content of the shown sheet Select a defined zoom level upon toolbar buttons 5 5 2 Configuration of report in the dialog Report elements Output of results is configured with the dialog Report elements This dialog is commonly enabled upon opening the report window and it may be called in the report window upon the corresponding button in the toolbar see Chapter 4 2 Depending on the chosen calculation options the dialog Report elements may include the index cards e Elements e Calculation positions for reduction e Calculation positions for pantographs e Calculation positions for bogie as well as e Calculation positions for end wall 5 5 2 1 Index card Elements The select field on index card Elements shows the elements to be displayed in the report These elements may be enabled or disabled with the button in fron
41. 1 Figure 19 Proorani options index card Projet ezenn a a See aau havi es eden hed cease cde dda eadeeecnorss 33 Figure 20 Program options index card Calculation 0 0 cece cccccesscessccesscessecesecesecesscessecessccesecessecesecessecesscesseceseeeesecesaeens 34 Figure 21 Calculation or interpolation of points on vertical sections cccccccccccccceeeesssseeeeeeecceeeeeeeeeeeaaaasesseeseeeeeeeeeeeeeenaaaeees 34 Fisure22 Dialoo Information apott DIMA orie ties Pevicess Siioe Oss E A E E 35 Fieu 235 Database Nave Okeana tahaa aa aaan a e a a a a a a 37 Figure 24 Database V emicle Dody Part Ik General data aereis E OA EEE E EERE 39 Figure 25 Database Vehicle body Part 2 Special data jenene a a iN 40 Figure 26 Definition of chains dimensioning vehicle module geometries nnssssssssooooeeeeessssssssssssceterereesssssssssseeereresessssss 42 Figure 277 Database Runnins pear Part General data creiria er aa Aa E Ra a Laan 46 Figure 28 Database Running gear Part 2 Plays vertical displacements neeseeeeesseeesseseeseseeeeererrrerrrererrrrrrrrrrrerererereeee 46 Figure 29 Database Running gear Part 3 Tilting dimensions ccccccccccsssssssssseseescccccccssssesssssssseenesscccccessessssssseeeeeees 47 Figure 30 Definition of signed eccentricity type of module 2 nsensssssssssssoeeerressssssssssseceerrressssssssssscetereressssssssseseeereeesessssss 48 Figure 31 Defi
42. 2 2 3 Data for end wall calculation e Roof edge height above buffer hD buffer height hP Enter height of roof edge highest position of the arched roof above buffer middle or buffer height above Rp e Roof edge radius RD Radius of the roof edge fillet to the end wall Entry is only necessary for end wall calculation or to analyse buffer head dimensions buffer height If there are not entered values in Chapter Data Ce for end wall calculation then the program analyses the end wall in buffer height and maximal reference profile height DIMA user manual Page 43 of 150 5 2 2 4 Data for pantograph calculation according to UIC and EBO e Pantograph flexibility index t The pantograph flexibility index describes lateral displacement of the pantograph bow lifted to 6 50 m when applying a force of 300 N Calculation of vehicle construction gauge is based on a value of 0 03 m e Pantograph construction and installation tolerance tau The tolerance for constructing and installing the pantograph is the permitted deviation from the vehicle body s centre line and the middle of the pantograph bow lifted to 6 50 m Calculation of vehicle construction gauge is based on a value of 0 01 m e Adjustment tolerance vehicle suspension Theta The adjustment tolerance of vehicle suspension is that inclination the vehicle body may take due to installation defects of suspension if the vehicle stands still unloaded on a horizontal rail Entry
43. 2 mpat OL User mionna OU ticnacco e E EENT TE EE A ENON NE CENENA ENONCE NONSE 7 Preure 3 Choice Of Taree toldere rin T T T E E E a 8 Fig re d Choice of start Menu tolder essri E A E A E E E ET E EEO 8 Figure 3 Invocation of DIMA Installation ceense aaiae TEEN NEE TE EEEE EAEN NEEE ia 9 Freune 6C Ompletion Or DIMA mallat iON reeni E eE EEEE EEOAE OOREEN 9 Fig rte 7 Setup assistant to mstall dongle drivefss conca E E ER R k 10 Picur Ss Stor daver mstallatiO iiser EE a E EENE EE E ENEE ANEA NENES 10 Figure 9 Completonordriyerinstallation issia ienie E E NEE EEE ENEE EEEN SSTA 11 Figure LO lovocauonmto connect GONG IC citer ssessseriawesscrssteas stevens a a a r R 11 Pisur EEC r At OSC UC 1G iiai i E TO E NOTENE O 16 Figure 12 Defimition otco ordmate System ierse E EE E T ETE E O A TA 17 Fis re 13 Defimifion of basic mod le type Ssosisi esnea E E A 20 Preure 14 Articulated trains example sariei anai a RE A REE EARE EEA 20 Figure 15 Determination of vehicle construction gauge for vehicles with tilting system 0sssssssooeeeeeesesssssssssseeeeressssssssss 24 Figure 16 gt Choice ofthe database CONMCCEON tevicsrcediecesctennceavegccasndevies n a aa a ives aai 21 Pone 19 FCNOice OL pro Ora lial AOU AO Gy rate Sir iau Ohta et ieatiiar ee ete nat shannon eae ACE S 27 Fiz re TS Context menus 6x aM ples ere sicis ce wcact ve corsesivowscanirecancuevouseuvidecausuuveusiaetiecun col owniacileteisiveusiuctiecsectilouniavleceisatentaowlebekee 3
44. 3 5 Index card Parameters of the calculation he Example 1 2 Pantograph Project information Vehicle Vehide module datasets Reference profile Parameters of the calculations Calculation of vehide construction gauge El Parameters for upper range Maximum heights according to UIC 505 1 F E Parameters for lower rane Vehide subtype Locomotive Suitable for hump shunting F Suitable for train ferry traffic Contact brush dearance zone for bagi El Parameters for pantograph calculatio Pantograph calculation according to VIC 505 1 Pantograph calculation according t EBO O Parameters for anz sis of bogie displaceme Analysis of bogie displacement Ramp angle alphas o Ramp length LR m D Minimum curve radius RAMi m 0 EO Parameters for calculation of vehicle end geometry and coupler deflection Calculation of vehid end geometry and coupler deflection Operational coupler length kf m Coupler spring deflection Xz m Longitudinal location of coupler body interface front end nkv m LongitudinaVocation of coupler body interface rear end nkh m Buffer head radius RP m Curve r dius for calculation Ri m Ramp angle Omega Concave vertical transition curve radius RW m El Buffer head geometry according to UIC 527 1 v Calculation of buffer head geometry according to UIC 527 1 No parameters necessary D oo oOo oOo oo oe O C Users Public Documents IFB Projects Examples Exar Modifie
45. IMA user manual Page 34 of 150 5 1 2 Printer settings You may get to the Printer settings dialog upon menu File or the corresponding button on the toolbar of the report window Choose or set up printer upon a Windows standard dialog with corresponding select buttons to choose one of the connected devices and to set up the printer chosen 5 1 3 Online help and information dialog for the DIMA program Get to the online help for the DIMA program upon the menu commands Help gt Content A standard help dialog with the index cards Content Index and Search is indicated In principle you may call the online help in all dialogs entry analysis and graphic windows also with the lt F1 gt key For the majority of entry elements in the windows direct invocation of the specific help item is supported context sensitive help Get to the information dialog for the DIMA program upon the menu commands Help gt Information about Dima Info ber DIMA Version 2 2 Build 1 Testversion Hr Mielke i Copyright C 1999 2010 TU Dresden IFB GmbH Dresden Licensed for Licensee unknown Licensed modules Coach Wagon Powered vehicle Windows Vista 6 1 Build 7600 Complete physical memory 3 144 248 KB Available physical memory 2 155 860 KB Figure 22 Dialog Information about DIMA DIMA user manual Page 35 of 150 In the information dialog related to the DIMA pro
46. Technische Universitat Dresden Chair of Rail Vehicle Technology Institut fiir Bahntechnik GmbH Branch Office Dresden Version 2 3 for Windows XP Vista and 7 Program system for calculation of rolling stock construction gauge User manual Copyright DIMA user manual 1999 2011 by Technische Universitat Dresden Institute of Rail Vehicle Engineering Chair of Rail Vehicle Technology 01062 Dresden Germany Phone 0351 463 366 74 Fax 0351 463 365 90 E Mail holger fricke tu dresden de Institut fiir Bahntechnik GmbH Branch Office Dresden Wiener Strae 114 116 01219 Dresden Germany Phone 0351 877590 Fax 0351 877 59 90 E Mail ifb dresden bahntechnik de All rights reserved No part of this handbook may be reproduced or processed copied or distributed by means of electronic media in any form without explicit approval by the Chair of Rail Vehicle Technology at the TU Dresden and the Institut fiir Bahntechnik IFB The regulations of the software license contract are valid for the application of the manual at the same time All product names used are regarded as registered trademarks of the corresponding firms Issued 01 August 2011 3 translated revision program version 2 3 E Mail Internet kontakt software dima de www software dima de Page 2 of 150 Table of contents E Re aC pererrerenererrerer ere ereeererrererrrerrrrirrrrerrte erpenrrrr rer rrrrrrrernrrrcrerrr Treen
47. a l COVER ANG IMPUL Varta Dies ase a guseibcageaeauenuese 122 5 5 3 2 Result output for bogie displacement 0 0 0 0 eeeccceccccccceeesesseecceeeeeaaeeeeees 122 5 5 3 3 Result output for buffer head diIMensIONs ccccccccccesseeeseeeeeeeeeeeaeeeeees 122 DIMA user manual Page 4 of 150 5 5 3 4 Result output for vehicle end geometry and coupler deflection 123 D0 IRESUIE OUTDO Pe CU CIO ences scons tneaetwesasseteneccemecuasacsetacscamenianerdaderscssiaieees 123 5 5 3 6 Result output for pantographs according to UIC eeccceceeeeeeeeeeeeees 126 5 5 3 7 Result output for pantographs according to EBO ee ccccccceeeeeeeeeeeees 127 5 5 4 Print and export total repOrt cc ccccccccssssssseececeeceeeesseeccceeeessaeeeseeeceeeeeeaeeeenees 128 MOI ce cies tene E E ceo ua on Settee sa eughaacesaecen saa eessaceen cee nasesqecers 128 30 1 ndx Cama Pan ANC LOTS sro scasaranecetmoessaidenecessemavannsetuncces in dsesasdaneeens auvovnsetoneded moewands 129 A VV MC PANN ea cscs cosctnsas ea E gent E E A E 131 Sot AEP eE er ET E A E A E RIE A 133 DETO E E E T T A A 134 Prorom vada ON aesir ra EAE 135 Olossar y and TING COG es E asnseece 136 SE EVVO a eee E E E E 136 Oe OWS e E E E E A E AE E E 139 ANG a E so sow ans E E E E E E E E 141 Annex A Symbols of input and output variables scsssssssecceccsssssccccoccssssscceeoossssssesee 142 Annex B Allocation of input variables and program calculation mode
48. afety margin for construction gauge for non insulated live parts on vehide roof mm 10 CI Wireframe model Allocation of sections Smart Maximum change of elevation angles of vehide contour 0 5 Maximum allowed change of width m 0 0 Maximum allowed distance between supporting points m User specified calculation positions A Step size for arc approximation 2 5 Consider end walls EJ Organisation C Ga Figure 100 Export 3D model 5 6 1 Index card parameters Output of a 3D model allows the creation of a three dimensional envelope contour wire frames of e Module of articulated train set only articulated train sets Via symbol of the current project a module can be selected in order to export it The export of a complete articulated vehicle is not possible Modules of articulated train sets can only be exported individually e Vehicle construction gauge It will create a three dimensional contour of the vehicle passes e Vehicle design gauge If this checkbox is checked a three dimensional contour of the vehicle design boundary is created This is the reduced vehicle construction gauge by safety margin approval process standard 10 mm This value can be changed fundamentally The safety margin in the program according to the EBA commissioning E in the program DIMA user manual Page 129 of 150 Vehicle construction gauge Vehicle design gauge Safety margin Figure 101 Sa
49. al spring deflection During calculation of lower height reduction vehicle construction gauge the value is used to define the maximal values to be assumed for spring deflection for coach cars and luggage van as well as wagons and special wagons e Maximum secondary spring deflection Sfs Enter spring deflection primary as difference of deflection between empty vehicle body and the stop of maximal spring deflection During calculation of lower height reduction vehicle construction gauge the value is used to define the maximal values to be DIMA user manual Page 52 of 150 assumed for spring deflection at coach cars and luggage vans as well as if with secondary spring for wagons and special wagons In special vehicles with a bogie with single stage suspension Sfs1 0 and a bogie with two stages of suspension Sfs2 gt 0 the entire vehicle is regarded as with two stages of suspension Transom play J In bogie wagons whose transom play is less or equal to 0 005 m we may assume that asymmetry eta 1 includes this play In bogie wagons whose transom play exceeds 0 005 m this phenomenon has to be considered for quasi static displacement and is particularly to be specified there For passenger vehicles and powered vehicles multiple units J may be neglected and set to 0 In this case it is unnecessary to enter bG half distance between the transoms Half distance between the transoms bG Distance between the tra
50. ally determined as point of intersection of the longitudinal centre lines of bogie and vehicle body if the vehicle is located concentrically in the 150 m curve with evenly spaced plays The distance of the virtual pivot from geometric centre point is named as eccentricity see Chapter 5 2 3 1 of the running gear At vehicles without bogies in which the wheelsets are eccentrically articulated a is also regarded as the distance between the wheelsets Define E position of the actual rotation points upon entry of eccentricity of the running gear In articulated train set modules with one or without any running gear bogie pivot wheelbase distance may also be zero Distance buffer hinge point front end wall GSv Definition of the distance between buffer section or coupler centre or hinge point at articulated vehicles and the end wall at the defined front end wall of vehicle or the hinge module In standard wagons this value corresponds to the buffer length Vehicle overhang from running gear front end SLv Definition of the distance from end wall and articulation of the running gear or the pivot on the defined front of the vehicle hinge module In longitudinally symmetric single vehicles and hinge modules of type 2 you may automatically determine Gsv and Slv upon the button Longitudinally symmetric Static asymmetry eta Static asymmetry eta specifies the angle which would be formed by the vertical centre line of the veh
51. alog New vertical section eeeeeseseeserssessessresseeserssesseeserssreneessessessersstestesoessessorsstesersstesteseesetasersseesersosseeene 96 Figure 64 Management of vertical sections index card Display TEATUES oo cece ccc cesscessccesecessecesecesseceseeesseceseeesseeesaeens 96 Figure 65 Management of vertical sections index card Model features ccc cccccsccesccesecessecesecessecesecessecesseeeseeeseens 97 Figure 66 Dialog Sampling of vertical section Y direction ccccccccccssecesscessecessceesecessccesecessecesecessecesecesseceseesseeesaeees 98 Figure 67 Dialog Sampling of vertical section X direction c ccc cesccesccesscessecesscessecessceesecesecesecesecesscessecesseeeseeesaeens 99 Figure 63 Analysis otaphics CLross Section onere e E eesele ends vest ated tle dnslis E coi cdab tive dedbesebatece tee evseeanss 100 Figure 69 Management of cross sections index card Cross Sections 0 00 eee cccccceessccessecesseceeseeceeecesseeceseecesseeeesseeeseeeess 101 Figure 70 Dialog NCW cross SCCLIONT sei 2 325 es cesses tiee EEA A secant earache Shee ieee a 102 Figure 71 Dialog Entry of index co ordinate in the direction Of ccceesssccccccccceeeeeeeeeeeessnneeeeeeeeeceeeeeseeeesennaaeeeeeeeeeeeeeeees 102 Figure 72 Analysis table to calculate the vehicle construction gauge of created cross SECTIONS cceeeceeccecececeeeceeeeeeeeeeeeees 103 Figure 73 Analysis gra
52. alysis Evaluation Windows Options Help azoj olw ocras a A alno alse UIC 505 G1 double level no rail brake Example 4 Conch Q Module 1 1 Position 3 850 na 0 000 Sampling of cross section ea Q Module 1 1 Position 3 850 n Height h above RS m 2 195 Height difference to lowest 2 080 possible vehicle point m Maximally usable width m 3 062 Half width 1 m 1 531 Half width 2 m Half width 3 m 2 5 a 1 0 05 RS i 2 1 0 1 2 Height Z m n Figure 68 Analysis graphics Cross section The analysis graphics shows the cross section of the vehicle construction gauge in Y Z plane When selecting the graphics upon toolbar or the menu see Chapter 4 the graphic window with the reference profile selected for the calculation is displayed 5 4 4 1 Configure display features The graphic window Graphics cross section is generally managed analogously to that of the window Graphics vertical section The fundamental methodology is explained in Chapter 5 4 3 1 In the following we only describe the deviations from this strategy DIMA user manual Page 100 of 150 Figure 69 Management of cross sections index card Cross sections e List of defined cross sections The icons of this list box are extended by the tilting system icon against those for the vertical section x The vehicle does not have any tilting system H CG Vehicle construction g
53. aph at upper verification point inside 5 3 6 pivot wheelsets p m Deviation of the pantograph at lower verification point inside pivot 5 5 3 6 wheelsets eps Perpendicular angle of bolster pendulum inclination yo o Coupler pivot angle ee Lateral track tolerance 5 3 3 5 DIMA user manual Page 142 of 150 symbol Unit Explanation Chapter in user manual hs mm __s Vertical resilience oscillation ratio upward reference profile Installation height lower pantograph articulation Maximum cant deficiency Way and Works department 5 2 4 Maximal track gauge Friction coefficient 5 2 3 1 u H na m Co ordinate vehicle cross section from the view of guiding cross 5 5 3 5 section outside pivot wheelsets DIMA user manual Page 143 of 150 user manual 5 eee Co ordinate vehicle cross section from the view of guiding cross aa inside pivot wheelsets nKh im Longitudinal location of coupler body interface rearend 5 33 5 nkv im Longitudinal oston of coupler body interlace fond 5335 Omega PI kampange 8 po m Boewene phi tl T T 6237 a int ile dowiateriply 82 Flinn facius folowing cunetefeenee pais A e SSS 2 AD m Radusotedgecune SSS Ap Int Buferhesd resus 8 sb Webs text coeficient adedvetide S234 en EL ent factor supporting feme for peniogagh 524 e Nei enti oecentofenplyveice iB so pais SSS Theta fed Ajusinentoeence vahide suspension 5224 VEZ loonparsenindex 28 wa m Lateral bogie
54. arameters of the calculation see Chapter 5 3 3 5 For how to apply the conditions see Annex C Switching off the conformity to standards remove checkmarks it is possible to consider and select the conditions 1 to 5 as well as 8 for the lower range Moreover we may change the radius of convex or concave transitions assumed under condition 4 It is also possible to define the deflection zones B C and D of the supporting polygon and the demarcation heights A change of the conditions to be considered only acts on those conditions which have to be taken into account according to standard When switching off a condition this means that it would not be taken into consideration if conformity to standards would foresee to consider it On the other hand it does not mean that switched on conditions are assumed also in cases when they would not to have be integrated into calculation according to the standards STOP For GOST the conditions are not valid in spite of activated window For TE condition 1 is permitted only DIMA user manual Page 78 of 150 e Demarcation height for lateral projections Demarcation height to consider different projections in upper and lower ranges of vehicle construction gauge see for example UIC 505 1 par 7 2 1 e Demarcation height in front of vertical displacements Represents the height above RS up to vertical displacements to be considered according to 7 1 1 of UIC 505 1 5 3
55. as save dacsesvesecs avedecesauetaessavecees auedesesdvalivesavesess avedeseeauntedeatvas 68 Table D Definition of conditions of the reference profile options ccccccccccccccceeeeseeseeeeseeeececeeeeeeeaaaseeeuseeseeeeeeeeeeeeeaqaaaeees 71 Table E Parameters for calculation of vehicle construction GAUE ccccceccecccccccccccasessesseseeeececceceeeeaeaasssssesseeeeeeeeeeeeeeeaaaaees 80 Table F Display of shown res lts for the smigle MOdES trenintenena a a a a a A a 108 Table G Listing the valies 1n he data tables bssscivcciscvics lacsulecsitsssencaceiususondatdivctnedi a EE E E E EEES 124 Mao LenS VD OIG aa a E T r E E Sa baa ee 125 Tabele Sioc eoe ACA LAC otra EEEO OEEO NEONO TEAOR 126 DIMA user manual Page 141 of 150 Annex A Symbols of input and output variables Table A 1 Symbols of input and output variables symbol Unit Explanation Chapter in user manual apha P ___ Titing angle ofpantograph SSC a Im Bogiepivol wheelbase distance a Alpha5 Rampange BS bea P Mig O a Rim Hatfwidth reference proie sas p m Halfwidthof vehicle fealwan SSCS dm Outer distance between wheel fanges B S Deflection at 30 overload e Im Eem o a m Deviation of the pantograph at upper verification point outside 5 5 3 6 pivot wheelsets Fa m Deviation of the pantograph at lower verification point outside 15 5 3 6 pivot wheelsets Inner reduction inside pivot wheelsets Deviation of the pantogr
56. ation theory since the values to the outside of the curve are deciding in the lower range between the guiding cross sections Eg reduction inside top introduction in calculation theory since the values to the inside of the curve are deciding in the upper range of the guiding cross sections This distinction became necessary caused by the different approach to calculate the lateral play in the overhang and in the range between the guiding cross sections Furthermore it is necessary to pay attention to the different values of quasi static inclination to the outside and inside of the curve To consider tilting systems with changing tilting centre we may enter several tilting systems see Chapter 5 2 4 Calculate vehicle construction gauge for tilting system for each tilting state X as follows Find out a vehicle construction gauge for the reduction to the inside of the curve with corresponding z value and the play approach according to the position of the cross section DIMA user manual Page 22 of 150 just investigated without taking into account the rotation due to tilting system That means in calculation there are only considered the other position in the curve and the rolling motion to the outside of the curve due to quicker passage of a curve Line X1a is created Rotation of line X1a around the roll centre with tilting angle Line X2a is created Cutting and mirroring of the line X2a at the center line The res
57. auge railway vehicles To do this the vehicle is coupled with itself and when passing a simple curve it is analysed as a simple curve and curve s curve combination You may also compute the vertical end wall offset by concave transition passage The calculation is based on finding out the geometric vehicle adjustments appearing thereby by a mathematical approach In this calculation the values of the coupler deflections are obtained indirectly DIMA user manual Page 25 of 150 4 How to run the program Having started the DIMA program the user gets to the user interface It consists of the menu bar and the tool bars at the upper screen margin as well as the working area situated below 4 1 Menu bar The menu bar is changed as a function of the opened and activated edit windows File menu Using the commands in the File menu it is possible to create open close and save projects as well as save them as a file of another name Furthermore the File menu includes commands to export graphics in the bitmap BMP or vector formats WME as well as reports in the rich text format RTF In the File menu you may also find commands to set up the pages of a report for printer settings and last but not least to print reports Database menu Upon the Database menu you may access to the program s databases The choice is limited to the following items e Vehicle body e Running gear
58. auge is displayed for the non inclined inclinded State You may change the corresponding state of display by clicking the icons e Add delete cross section With the buttons New and Delete you may add a cross section or delete the active one selected It 1s impossible to delete the displayed reference profile To add a cross section a dialog to select the articulated train set module and the X co ordinate or the Nj Nna value is called DIMA user manual Page 101 of 150 r p New cross section Module 1 1 A Cross section at module Entry of local X m Entry of coordinate ni in the direction of Front guiding cross s gt front end wall Figure 70 Dialog New cross section The select field in the direction of specifies the view direction of the input in the field Input index co ordinate ni na m the following selection is available a J i PERA E hd r Front guiding cross s gt front end wall Front guiding cross s gt middle of vehicde body Rear guiding cross s gt middle of vehide body Rear guiding cross s gt rear end wall Figure 71 Dialog Entry of index co ordinate in the direction of In the powered vehicle module one may additionally choose the vehicle construction gauges for pantograph calculation according to UIC and EBO The result tables to calculate the vehicle construction gauge of the created cross se
59. body play independent of curve to the outside of 5 2 3 2 the curve DIMA user manual Page 144 of 150 symbol Unit Explanation Chapter in user manual a sacl aa ine Lateral bogie body play dependent on curve to the inside of the 5 2 3 2 curve Pitch angle front end 5 5 3 2 xz m Coupler spingdeteon as Y ieri fomai ovo ene oe 2s 2 Im e z Im Quasistatic displacement ss DIMA user manual Page 145 of 150 Annex B Allocation of input variables and program calculation modes Table B 1 Allocation of input variables and program calculation modes sed for calculation modes Vehicle end Input variable 5 Reduction Bogie displacement geometry coupler SNE geometry deflection Running gear type X Bogie wheelbase X Ecoentricty oo X Eccentricity Tangential deviation of a single axle x running gear Half distance between secondary suspension springs Nominal track gauge 3 S f h S pet om g 3 Q Q pel AJ Cc ma mD Q Q Q r lt O gt lt gt lt 1 2 S O tatic deflection X O O X powered and passenger vehicles special wagons Maximal spring deflection primary stage aS a X Maximal spring deflection secondary X stage Transom pa Deflection at 30 overload Vertical resilience Roll centre height Vehicle flexibility coefficient X X X Half distance between the
60. ch from the wagon manufacturing company Waggonbau Bautzen The program s basic intent is to work with projects on the one hand On the other hand it foresees database oriented recording of input data A project describes the composition of all input data and definitions which are needed to carry out the calculation types selected Projects can be stored and called again changed at each time Database oriented work enables free and convenient access to the data already entered This way one may investigate variants for suitable vehicle main dimensions to the desired extent Handling of files has highest priority Exact results and optimised dimensions can only be guaranteed upon complete and exact input data Internal plausibility data checks by means of validators support the user and avoid long PC sessions due to false inputs The option to check projects on completeness excludes false results due to missing initial data In DIMA output of results is given upon monitor connected local or network printers as DXF file for further processing in CAD programs and as RTF text file to be taken over into text processing and documentation programs Furthermore it is possible to export the calculation results for further processing in table calculation programs Numerous graphs and diagrams make it possible to evaluate the investigation results in a convenient manner and to export the graphs with the results upon established interfaces The
61. ction sfs m Transom play J m Half distance between the transoms bG m Vertical resilience ko m For test 0 0000 0 0000 0 0000 0 0000 Figure 28 Database Running gear Part 2 Plays vertical displacements Page 46 of 150 SET Datasets Goto dataset Create filter abl Dataset Example 1 2 Pantograph Example 2 Multiple unit motor b Example 2 Multiple unit trailer b Example 3 Powered unit Example 4 Coach Example 5 Articulated vehicde Example 6 1 Covered wagon Example 6 2 Bogie tank wagon Example 6 3 Bogie hopper wagon Example 7 Active tilting system Identifier of dataset Example 1 1 Locomotive Remark to dataset Flexibility about the vehicde longitudinal axis Roll centre height empty vehide hcl m Roll centre height loaded vehicde hCb m Vehicle flexibility coeffident empty veh sl Vehide flexibility coefficient loaded veh sb Dimensions of running gear Bogie length IFw m Bogie width bFw m Bogie height hFw m Eff traction rod connection height hAn m Wheel diameter at rolling centre dL m Wheel flange height hSk m Figure 29 Database Running gear Part 3 Tilting dimensions The input fields in the sections are situated in a window to be moved via vertical scrollbar in which you may click the sections to be edited or the input fields Navigation to the single sections may also be done upon menu button Go to
62. ctions are displayed by means of the command Tables out of the context menu or the Analysis menu or upon the corresponding buttons in the toolbar The tables show the values for all vertices of the vehicle construction gauge They enable by means of the buttons copying into the clipboard This way you may export the tables into MS Excel or a commensurable table calculation program and further analysis DIMA user manual Page 102 of 150 ex Construction gauge All measures in meters x m najni m zim Eai m bz m Radius m Formula 3 850 0 000 0 000 a 0 000 Middle 3 850 0 000 0 000 0 834 DIA 3 950 0 000 115 0 000 i 0 834 DIA 3 850 0 000 ARE 0 000 1 000 B2 3 850 0 000 115 1 212 0 000 0 0155 11 1 100 Gerad 206 3 850 0 000 13 Lz 0 000 0 0149 7112 3 1 138 Gerad 206 3 850 0 000 0 1520 0 000 0 0041 5 1 419 Gerad 206 3 850 0 000 j 1 620 0 000 0 0041 10 1 519 Gerad 206 3 850 0 000 rao 0 000 0 0000 7 1 525 Gerad 206 3 850 0 000 17 1 620 0 000 0 0068 1 516 Gerack 206 3 850 0 000 1 17 1 645 0 000 0 0068 1 541 Gerad 206 3 550 0 000 eo 1645 0 015 0 0274 124 a 1 571 Gerad 206 3 850 0 000 3 70 1 425 0 018 0 0319 1 296 Gerad 206 3 850 0 000 01 ple 0 022 0 0349 m i i 0 988 Gerad 206 3 850 0 000 ol pula 0 030 0 0379 p 29 0 390 Gerad 206 3 850 0 000 31 0 030 8 0 000 Middle Figure 72 Analysis table to calculate the vehicle construction gauge of created cross sections The result tables to calcu
63. curve radius and the displacement direction The radiuses demanded by the UIC 150 and 250 m are offered as a standard entry for bogie body plays Enter up to 5 additional radiuses and lateral bogie body plays R m Radius rail curve radius at which lateral bogie body play changes as a function of the rail curvature wi R m Possible transverse displacement towards inside curve wa R m Possible transverse displacement towards outside curve 5 2 3 3 Vertical displacements in the lower range e Total of maximal vertical wear dimensions v Maximal values of all permissible vertical wear limits that occur between 2 corrections maintenance activities in particular maximal wear of wheels transoms or similar for deflection values dz dz30 sfs and sfp When calculating the vertical deflection values we obtain the additional Ce lowering for the four zones of the supporting polygon UIC 505 1 Annex 5 only from the effect of the lowering of the deflection difference between the states Loaded and depending on vehicle type Loaded with overload or Loaded to maximum That means for the additional deflections static DIMA user manual Page 51 of 150 deflection is set equal to Minimal suspension load The UIC wording is thus understood as load in the state Loaded As a result entire lowering for one of the 4 zones of the supporting polygon is composed of static deflection dz and additiona
64. d Figure 48 Project definition index card Parameters of the calculation On this index card we may select the calculations to be performed or input set up the associated calculation parameters Calculation of vehicle construction gauge is activated for default DIMA user manual Page 79 of 150 Parameters for the calculation of vehicle construction gauge Table E Parameters for calculation of vehicle construction gauge All types of vehicles Parameters for upper range Consideration of fixed rate values from the database or determination according to the approximation equation of UIC 505 1 for vertical displacement Suitability for hump shunting Changes in the range lt 130 mm above RS whereby it is possible to hump shunt according to UIC 505 1 par 6 2 and 6 3 Suitability for train ferry traffic select suitability for train ferry traffic of the vehicle Ferry ramp angle Enter maximal angle of inclination of the ferry shutter with the horizontal line according to UIC 907 or RIV Annex IV issued 2000 Fenyine Angie ofinclination L beck Skandinavienkai Hanko FIN DIMA user manual Page 80 of 150 Passenger vehicles and powered vehicle Play approach to tilting system select approach to lateral bogie body play see Chapter 3 4 Passenger vehicles Vehicle subtype Select among luggage half luggage vans and coach dining cars according to par 7 1 1 2 2 2 of UIC 505 1 gen
65. d centre of Resulting gauge for outside of the curve rotation tilted line for determination of Overthrow accor the ouside of the curve reduction to the ding to zone outside of the curve Plays and z for the outside of the curve Superposition of gauges Result For tilting system reduced vehicle constructi on gauge State X of the active tilting system Figure 15 Determination of vehicle construction gauge for vehicles with tilting system The strategy described above elucidates that the determination of reduction on vehicles with tilting system is a numerically performed graphic determination of lines Since this determination demands a lot of computational efforts it may result in slightly increased computation times at PCs of less computing capacity In the DIMA program we may consider the maybe other play approach of KE the lateral play to the outside of the curve at quicker passage of a curve with tilting system Annex F to UIC 505 1 on which the tilting system calculation is based assumes that inclined vehicles take an outer chord position or centre position in the curve Since it is sometimes impossible to give unambiguous predictions for the curve position in particular for vehicles in banking mode banked we introduced the alternative between a calculation according to Annex F of the UIC and according to the approach by the TU Dresden Annex F assumes the lateral bogie body plays for c
66. d coupler deflection Analysis SraphiCS iineoa e Ea 107 Da O N 25 Offset of parallel vehicle axes ccccceeeeeeeeees 124 Patani cers eak ean eaneea sxreneis seraueig seamneas 85 Renilon DU aeie e aa e 124 Vehicle flexibility coefficient ccc eeeeeeeeeeees 36 54 63 VELOCI ites e stubs ca hetwns satel uadaducs a 83 NW CT ICALCSHICINCG jag fonda via debate Caan a tac denns 53 Page 138 of 150 Vertical section X PG OCICS siariad a Biren des Geinetihersnceseeanteaiveandes 95 Vertical wear dimensions ssecsesseeseeeeeseseeeeneeneeseeens 51 X CO OLCIN ALE eannan e unane aan aas 101 KECO iaoa estes a ia 125 W SO Gao Lal E E E oy reer see Co ordinate system AA PIANC oeeie en see Co ordinate system W QELS enira a E TEATE E 90 Weight Y Spun part OL DOCS sw caee Gerrn E 65 Vehicle body PEE LLE esse Levee Vie pOteddet an L sens ial ee ceed 65 Yaw angle bogie Ba Ea E Kacey untae epee ees ae 123 Wheel diameter ETEA EEEE AEAEE TTE 55 V7 plane gence eras see Co ordinate system Wheel flange C16 NG succes tenconkircauce te deneevtrnaversicdeottnducts 55 Wheelset distansene donora eaaa a see Distance Width Z EXiSHNnS half vehicle siaren 126 Half pantograph DOW cccccscsssscsssesessesecceseveeseees 44 ZOOMING AN TAP MIC 50120 wextiese latch niseseieteheietian 32 91 Half Vehicle erien tues veceesiswcsseteess 115 8 2 Figures Figure 1 Setup assistent for DIMA imstallavion irice a Acton N ia atone ri Fisure
67. d live parts on vehicle roof selected two separate data sets for both contours were written in the same STEP file e Authors Organization The input in the fields Authors and Organization are written as additional information into the STEP file DIMA user manual Page 133 of 150 6 Examples In addition to program installation the following project examples are delivered e Locomotive e Pantograph e Multiple unit e Powered unit e Coach e Articulated vehicle e Covered wagon e Bogie tank wagon e Bogie hopper wagon and e 6 Active tilting system These project examples are to be accessed to standard like upon the path C Users Public Documents ifb projects examples The project examples are only related to the calculation methodology according to UIC 505 1 10th issue The data used for the calculations are Ce only to be regarded as an example for explanation It is necessary to use the data of the associated drawings and the additionally valid documents for each vehicle to be investigated DIMA user manual Page 134 of 150 7 Program validation Validation calculations are carried out within the scope of program generation extension and updating These calculations mostly consist of the elements Verification at examples according to UIC 505 1 Annex 1 as well as Verification carried out at examples from practice If necessary you may contact the given addresses and request for the ver
68. daelovaidneen de 43 Page 136 of 150 Example Sa EA catemenacieae 135 Export Ol OPAC iieri eare E e 92 Ferny PAU AN CLC csp ceased tat a aaa 80 Fann 2 closers EN E A T A T 81 Flexibility factor SUPPONE TRANG oaren e welenesawaaunes cats 57 Flexibility Indek ehionn see Pantograph Graphics EXPO ae E E 92 Priesai an e a e 92 LOOMINE a a doe Muah eeiaei each 32 Gravity heitit nreno a see Height GUIGING cros S Section sasesana as 17 87 Half distance between springs Primary suspension scsiwecvsciespe wee serene wisps 66 Secondary SUSPENSION ccccececceeeeeeeeeeeeeeeeeeees 50 66 Hardlock DEVES wsecuccus sects sdouisten N 9 Hardness PRC CEA SOS ie Messen TEE 66 Height GLIV maie E RE tannins 63 66 Gravity of sprung part of bOgiIe eens 66 Hinse pon eie a 43 of DUREE neea er E E E TOE 43 Ol TOOICOCS osa a tea henaaesel ae 43 of rotation centre 0 of suspended bogie mass 67 OL TS DUTOT S ees eiieeii REEE 124 OL UNC TOOL COS ia e chet tances dnen 124 Pantograph lower articulation installation 44 Pivot point at vehicle body ccccccceeeeeeeeeeeeeees 55 Top edge bolster Springs ccsssceeeeeeeeeeeeeeeeeees 66 Help IED BEE A E Geta A TA E S ten A TA ER 35 Hinan e O EA ETE 90 RUNE bateen a meter eusneries 62 Type scienna E e 62 Identification of roll centre height Search conditions ens ern a 64 Inclination of longitudinal AXIS ra 108 T
69. dedentonbessiottine 58 Rollcentre height and 23 i acsseneveceathivenescnarrcttivemass 60 FRG 0 COG ee a cuales tennecedicettad 45 PATO syste Menn maacnd lees sneies 55 Veele body inire E E 39 Define module type seisen te E E V2 Definitions Rounding TUNES siasa sake vee aidestiniuds 17 Pere ile eemamert mem ener on trnre A 86 OU SO Fo overloads E E 52 Primary SPANS eera e iastarieseitndce tenes 52 Secondary SPN E isie e AR 53 SAUC a N 52 Demarcation Upper 4 lOwE beea r E EE 79 DAE aE E E E or E TEE ETTA 79 Displacement Demarcation upper lower sccceeeeeeeeeeeeeeeees 79 Demarcation vertical reskin a E 79 OUSA I Ooa ia EAE TE 59 QU AST SUA e E EE E E 53 125 Displacement vertical dynamical ccccccceeeees 125 Display eanes acen a eateenaiaiad 94 Distance Between end wheelsetSenccairacnrnnsronotinn 47 POSLE PIVOL zoeae OAE 40 Buffer hinge point front wall end eeneeeeeeeeeen 41 Front end running geat cccceeeeeeeeceeeeneneeees 41 Transom vehicle middle cccccceceeeeeeeeeeeees 53 Upper traction rod CONNECTION ccceeeeeeeeeeeeeeeees 66 Vehicle end wallisian 108 Distance between vehicle end walls cccccecceee 108 TO XE CX POE ee E cursus ile eesssaensnelene tee 92 S a a rereat arcereae sere eae terey Paul rer aCe rrr 93 Eccentric esinin eaa E r 48 Effective TOUNGING TACIUS searisiriscseni 108 End wal scommetti yoso a lue
70. djustment tolerance vehicle suspension AA Construction and installation tolerance 44 Flexibility NGOX rrceconr eien nausea gt 44 Half width of DOW ssseeeeessssssssssssseereesssssssssssssseereesss 44 Lateral track tOleraht esee As 84 Lower articulation installation height 0 44 Nominal power Supply ersisncscssaddian 44 Parameter EBO oaceae AEREA 82 ReSUIE OULDUD wsrs cecseiacireechesetiecaseenatel eae ei eet anes 127 AtaCkCAamUtOlerance oenen nea ETE E 84 Parameters for calculation of reduction Ferny ramp an l Cea 80 Pantograph calculations sa iseoiicsecesedevessinessecrsidecterives 81 Use T Ger 01 72106 A eee eeere emer owotnnts neartne anny oemMe Kerr um nt reteset 81 Vehicle SUDIY DG oriceon e TE 81 PSHM lens tseni see Length Play approach to tilting system csssessesseeeeeeeeeeeees 81 Point of ApPlCAtOMsccakete corse Sots nteton dias ceeds 87 Primary spring stiffness see Spring stiffness Print Ol AvOTAP IC AEA E E A EEE 92 Page 137 of 150 OE LE POEL eineeieepe seca Geencuictece aacke Seahenetatiedeced Ceetmeaeseocaneas 129 Program CONG Xt INE NUNS ane A 3 VS CALM e E uaa ea es 6 Menu DAE rendies 26 DOTS snie r E E EN N E AT 33 FOOD Sn NS 28 Prozram validato m asogee a 136 Project Creat SAV Es Xiba isiiiisicisisaiisiiitsianiiie siisii iiaiai 67 SAVMA CIRC CORY aa ens deeonkieenrte 33 Test Start Gx cso acaniersi coos conv a A a TEA 90 Project definitio
71. e ee ececceseessnneeceeeeeeeeeeeeeeeeeesnnnaaeeeeeeeeeeeeeeseeeeeesnnneaeeeeeeeeeeeeees 119 Figure 95 Report elements index card Calculation positions bogie 0 0 eee cccccsscessccesecessecesscessecesseessecesseessecesseeesees 120 Figure 96 Report elements index card Calculation positions end Wall 2 cece ccsccccsseccessecessecesseccesesesseeeeseeeesseeens 121 Figure 97 Total report Calculation results of vehicle construction GAUGE eccccccccecccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeess 124 Figure 98 Total report Results of pantograph calculation according to UIC oo cccccccccccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 126 Figure 99 Total report Results of pantograph reduction according to EBO cccccccccccccceeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 127 Figure O00 Export 31D modal siteite a E EATE E E E EEEE cen sveiee 129 Bignell Sae y ak Oil aa r E akeatete Aieald 130 Pisure 02 Electrical satety Clear aie u ingiroi ir ra E ANOT TETERE TEN ARA 130 Fiure 10 Userspeciied calculation posi GONS ae a a a a A S 132 Figure 104 Takeoyer of calculation POsi thous Svrati eE Ar OSE NE E E a A EE E eed ETE 132 DIMA user manual Page 140 of 150 8 3 Tables Fable A RODJUN TUNES ian ae seated canine caesedve a drs utuucs a 18 Table Be POOL Aw DUMONS oirn bac isda Fa paces a agatha ea a sega tba age nea iba sedges ANEO ATTS 28 Table C Assignment of partial analyses and Input data siesisc scececesceecc
72. e calculated automatically after entry of all input values the normal case described in the following only by a reduction of input values Ce The input fields when choosing a Calculation special case differ from e Weights Gl G2 empty and G2 loaded Weight G1 of the sprung part of bogie including bolster springs without bolster Weight G2 of vehicle body including bolster for empty and loaded state DIMA user manual Page 65 of 150 e Gravity heights hl and h2 Gravity height h1 of the sprung part of bogie mass above its rotation axis O at vehicle stillstand if gravity height is below the rotation axis then set hl negative Gravity height h2 of vehicle body above rotation axis O at stillstanding vehicle e Height top edge bolster springs h3 Height of the top edge of the bolster springs above rotation axis O at stillstanding vehicle e Half distance between primary suspension springs b1 Enter distance from primary suspension base to vehicle centre wheel set axle box spring The value of the half distance between secondary suspension spring bolster spring is assumed as 1m according to UIC 505 5 e Half width of upper traction rod connection b4 Half distance between the upper traction rod connection of bolster pendulums in vehicle Y direction e Primary spring stiffness of one vehicle side cl Enter primary spring stiffness for one vehicle side plant limit dimension for minimal value e Seconda
73. ect and e Analyses are shown After starting the analysis of a project in the Analysis toolbar there are additionally indicated the icons e X Y graphics e Y Z graphics as well as e Total report Table B Toolbar buttons Database Oo o E Database Vehicle body are pee Rummo oats gt Rumning gear O oaaae aves onan gt reference ponie Database Roll centre height vehicle Database gt Roll centre height and flexibility coefficient vehicle flexibility coefficient Project ae ee 5 DIMA user manual Page 28 of 150 Test a project Analysis gt Test project po Start a project Analysis gt Start project Exit a project Analysis gt Exit project Graphic representation display of results Analysis gt reduction gt vertical E of vertical sections section LF Graphic representation of cross sections Analysis A reduction cross i section Graphic representation of results of bogie Analysis gt bogie displacement gt displacement analysis Graphics Graphic representation of vehicle end Analysis gt Vehicle end geometry i geometry analysis results and coupler deflection gt Graphics Graphic representation of buffer head Analysis gt Buffer head dimensions dimensions analysis results according to UIC 527 1 Open total report window Analysis gt Total report Analysis gt 3D model output 3D STEP Export STEP Export Graphics vertical section Management of vertical sections ch
74. ed for the powered condition u gt 0 2 Figure 27 Database Running gear Part 1 General data Datasets Gotodataset Create filter abl i Dataset rd E Identifier of dataset Example 1 1 Locomotive Example 1 1 Locomotive Remark nihair Example 1 2 Pantograph Example 2 Multiple unit motor b Example 2 Multiple unit trailer b Lateral plays Example 3 Powered unit Axle box lateral play q m Example 4 Coach Example 7 Active DIMA user manual Example 6 2 Bogie tank wagon Example 6 3 Bogie hopper wagon R250 m 250 wi R250 m 0 0600 wa R250 m wa R1 m wa R2 m wa R3 m wa R4 m wa R 5 m Lateral bogie body play straight track w0 m Example 5 Articulated vehicde sanpa ebore hah clay Example 6 1 Covered wagon 2 800 0 000 1 000 1 465 0 000 1 435 1 410 Multi axle running gear m 0 0060 0 0600 R150 m 150 wi R150 m 0 0000 wa R150 m tiling system Ri m 0 0 wi R 1 m 0 0000 R2 m 0 0 wi RD m 0 0000 R3 m 0 0 wi R3 m 0 0000 R4 m 0 0 wi R4 m 0 0000 R5 m 0 0 wi R 5 m 0 0000 Vertical displacements Total vertical wear limit v m Static suspension deflection Dz m Suspension deflection 30 overload Dz30 m Maximum primary spring deflection sfp m Maximum secondary spring defle
75. ence profiles are provided They are protected by a password and it is impossible to delete them It is possible KE to backup each reference profile individually created with a password to avoid undesired changes Input or edit a password for the current reference profile is performed with the command Edit password from the menu or the icon To edit a protected line enter password at first e Associated calculation method Each reference profile has to be connected with a corresponding calculation instruction The link is obtained by this select box You may choose among DIMA user manual Page 58 of 150 Calculation according to UIC kinematic reduction with Reference profile according to UIC 503 Reference profile according to UIC 505 1 Extended gauges GA GB and GC according to UIC 506 Calculation according to TE issued in 1938 lower gauge according to TV static reduction with Reference profile of the TE Extended gauges GA GB and GC of TE according to UIC 506 Calculation according to GOST 9238 83 static reduction Russian standard with Gauge T Tc Tpr 1 T Gauge 0 VM 02 VM Gauge 01 VM Gauge 03 VM The sequence described above is simultaneously the sorting order when sorting reference profiles in terms of the calculation method e Normal co ordinates Y and Z Describe the horizontal distance of the reference profile s vertex from its longitudinal centre line or the vertica
76. ess at which tilting system of the vehicle adjusts tilting angle B e Centre height hO Enter height of rotation centre height above RS around which the tilting system rotates at cant excess ip under an angle B This centre is regarded as lying stringently on the vehicle s cross section centre e Roll centre height hc vehicle flexibility coefficient s Enter roll centre height and vehicle flexibility coefficient around which or by which the vehicle rolls during curving with cant excess ip The h value may be measured or calculated If the transverse displacements of the vehicle body are greater than the free plays underframe bogie then it Ce has to be measured at the height of the bogie stops if it is impossible neither to measure nor to calculate this parameter assume a compounded value h 0 5 m UIC 505 1 Chapter 7 1 3 DIMA user manual Page 56 of 150 e Bogy body play wa max It might be the case that special lateral bogie body plays are foreseen for the inclined vehicle body Enter maximal value of lateral bogie body play to the outside of the curve in meters for the current tilting system The specified value is valid for all running gears of the vehicle e Pantograph tilting angle alpha Enter angle in the tilting system for pantographs As a function of the kind of pantograph tilting the following determinations are valid for the tilting angle 1 Enter no tilting angle for pantographs that do not incline wi
77. f buffer head DIMA user manual Page 110 of 150 When considering asymmetric vehicles use command Observed buffer section to shift between the front and rear buffer sections For wagons you may use the command Application areas for wagons to take into account the application areas Spain and Finland according to the regulations 1 4 3 1 4 5 of UIC 527 1 STOP The application areas Spain and Finland may only be considered for wagons This option is disabled for powered vehicles and passenger vehicles 5 5 Total report You may access to the total report upon the menu Analysis gt Total report or the corresponding button on the toolbar We File Database Analysis Evaluation Windows Options Help x BSeV7 O Wioaead BAHAR e Sa o3 A gt i Institut f r Schienenfahrzeugtechnik TU Dresden Author Max Mustermann Date 17 01 2010 Calculation of vehicle geometry DIMA 2 1 Build 3 Vollversion IFB Project Rzw SNCF alle Test ENG Executed analyses Bogie displacement according to TGL 32439 01 Buffer head geometry according to UIC 527 1 Vehicle end geometry and coupler deflection Calculation of vehicle construction gauge Remarks Vorf hrung EBA Pagel of 10 Figure 81 Total report DIMA user manual Page 111 of 150 All results of the performed calculations may be displayed printed and exported in a report The figure above shows the view window of results
78. fety margin e Construction gauge for non insulated live parts on vehicle roof Creating a three dimensional contour of the reference line for non insulated live parts on the roof Bow half width permitted movements Reference profile Vehicle construction gauge Construction gauge for non insulated live parts on vehicle roof Electrical safety clearance Figure 102 Electrical safety clearance e Design gauge for non insulated live parts on vehicle roof A three dimensional contour for non insulated live parts on the roof is going to be created It is the safety margin which is reduced by the boundary line for non insulated live parts on the roof to the inside boundary line e Half width of pantograph bow This input value determines the half width of the pantograph bow measured in meters The value determined in database vehicle body will be taken over It can be edited DIMA user manual Page 130 of 150 e Electrical safety clearance for non insulated live parts on vehicle roof to vehicle construction gauge This input value determines the electrical safety clearance between non insulated live parts and vehicle construction gauge in meters By default the minimum distance is dictated by the upper management to EBO annex 3 for the database in the vehicle body fixed nominal operating voltage e Safety margin for construction gauge for non insulated live parts on vehicle roof In this field the safet
79. g gear DIMA user manual Page 63 of 150 Index card Search in database Search in database Search conditions Running gear Main search criteria c2 kN mm h2 loaded m en Miesky Salon 2026 Salon 2027 WR Rzwg Typ Z 1 Klasse Rzwg Typ Y 2 Klasse Bome Road Railer MK 4 Iran Uahs Results of search or calculation Roll centre height empty vehicde hcl m Value undefined Roll centre height loaded vehide hCb m Value undefined Vehide flexibility coefficient empty veh sl Value undefined Vehide flexibility coefficient loaded veh sb Value undefined Figure 37 Dialog Calculate roll centre height Search in database e Search conditions running gear main search criterion and search accuracy Search condition running All datasets of the database Roll centre height and vehicle gear flexibility coefficient are taken into consideration for which this running gear was declared Main search criterion Choose one or all three comparative parameters G2 h2 c2 Search accuracy Definition of permitted deviation of the main search criterion of current vehicle s data G2 c2 h2 Weight of loaded vehicle body G2 gravity height of loaded vehicle body h2 secondary spring stiffness c2 Search is started with button 4 and found data are indicated in the data table of search results The dataset to be taken over is double clicked with mouse or via command Adopt from the
80. g system upon the button Calculation with tilting system If calculation is defined with tilting system then you may choose a dataset out of the tilting system database with the corresponding data field at set button from database At chosen button Project own you may define the tilting system data in particular for the project To define the entry data of the tilting system pay attention to Chapter 5 2 4 DIMA user manual Page 71 of 150 5 3 3 3 Index card Datasets vehicle module BE Example 1 1 Locomotive Project information Vehicle Vehidle mo H f calculations 7 oe a Til Dataset parameters amp Module 1 Module 2 Mu e gea Module 3 D El Type of vehicle module Name Module 3 Type of mo Type 2 two runni El Vehicle body Project own Dataset Example 4 Coach a E Leading running gear Ca Project own Lateral prays Dataset Example 4 Coach ye Trailing running gear 0 082 Project own Dataset ZEEE al 250 4 Wa D 2 2 m wall 0 Y al 0 R4 m wi R4 m wa R4 0 R5 m wi R5 m 0 Cl Lower range vertical displacements Total vertical wear limit Static suspension deflection En el Suspension deflection in case o aximum primary sf aximum secondar efle f Tran im Half distance between the transoms bi Vertical resilience ko m Elf Flexibility about the vehicle longitudinal axis Roll centre height empty vehide hCl
81. gram you may request for all information about the program version not only about the licensed modules but also information about the operational system Program version and licensed modules are information that is particularly needed during trouble tracking by the support department 5 2 Databases 5 2 1 How to handle databases fundamentals The DIMA program concept is based on working with databases which do on the one hand enable convenient data storage and updating and are a basis for a flexible composition or synthesis of projects The databases to be edited independently of the project are another base for calculation of variants which is made possible by the software technological implementation of simultaneous sessions carried out at a number of projects The single vehicle or the modules of an articulated train set are separated into the essential elements vehicle body running gear and tilting system and the corresponding data are managed in separate databases The data volumes managed separately are brought together in the project definition see Chapter 5 3 The characteristics roll centre height and vehicle flexibility coefficient arising from the combination of vehicle body and running gear are saved in the database Running gear Each dataset should have an unambiguous dataset identifier upon which you may identify this dataset in the corresponding edit window and in the project definition Maximum charac
82. h angle front rear wvv wvh Pitch angle of the bogie under vehicle body in Y Z plane 5 5 3 3 Result output for buffer head dimensions For the calculation of buffer head dimensions minimum width of buffer head is output as result DIMA user manual Page 122 of 150 5 5 3 4 Result output for vehicle end geometry and coupler deflection The result outputs depend on the considerations performed e Passing a curve e Passing an s curve as well as e Passing a varying inclination concave transition For passing a curve the distance between vehicle end walls is output as a function of the width difference from the end wall middle see Chapter 5 5 2 5 given for default or selected Coupler pivot angle y is also output For passing an s curve minimal distance between vehicle end walls w offset of parallel vehicle axes u and the coupler pivot angle y are specified At the position in height of the buffers and in height of the roof edge for passing a perpendicular angle concave transition the height of the corresponding position and the associated distance between vehicle end walls z are output 5 5 3 5 Result output reduction The calculation positions are displayed in data tables see Chapter 5 5 2 2 according to the selection made on the index card Calculation positions for reduction in the dialog Report elements DIMA user manual Page 123 of 150 Calculation results of vehicle construction gauge Positio
83. he section identify the current state of the vertical section Clicking these icons the corresponding state is changed 7 Vertical section is displayed not displayed a ral Vertical section may be sampled not sampled The line display shows the current line colour and the corresponding line icon Clicking this element the dialog for change of line type line colour and icon is called Color and style of cross section Line c EE Figure 62 Dialog Colour and style of cross section e Add delete vertical section Using the buttons New and Delete it is possible to add or delete a vertical section or to delete the active selected To add a vertical section a dialog New vertical section to select the articulated train set module and height above top of rail RS of the vertical section is displayed Selection of height values is limited to the maximal height values of the reference profile DIMA user manual Page 95 of 150 New vertical section Vertical section at module 0 08 Height h above running surface m Figure 63 Dialog New vertical section Management of vertical sections A Vertical sections Display features Model features Show centerline Show grid Show legend lt Show point of origin lt F Show sampling rectangles Figure 64 Management of vertical sections index card Display features e Di
84. height Calculation heigth empty vehicle Quasi static inclination at height h Inclination of canted track Inclination of the vehicle body due to suspension flexibility Cant deficiency zJ NS S 3 n Vehicle flexibility coefficient s Ea Figure 33 Roll centre height and vehicle flexibility coefficient on vehicle Determination of the value used in the calculation from the both roll centre heights is carried out according to the Instruction for kinematic calculation of vehicle construction gauges by the BZA Minden For the calculation of reduction use the greater vehicle flexibility coefficient see also Annex C The values of roll centre height and vehicle flexibility coefficient can be calculated according to a UIC computation technique UIC 505 5 and approximately found out by means of the vehicles listed in the database The button DETERMINE calls a corresponding calculation and selection dialog Chapter 5 2 6 2 5 2 3 5 Dimensions of the running gear We need the dimensions of the running gear for calculation of bogie displacement due to passing curves and inclination changes The entries for the running gear sizes are unnecessary if no calculation of bogie displacement has to be carried out DIMA user manual Page 54 of 150 e Length lFw width bFw and height hFw of the running gear Enter maximal length width and height of the running gear in meters From these values a cuboid sphere is def
85. hich is just in the foreground is valid as the current project or if analysis windows should be there in the foreground that project the analysis window belongs to In the state bar of the project definition project filename and the current project status are indicated Project state Changed Changes were carried out on the project Read only The project was started for evaluation it 1s impossible to edit something All definitions value inputs as well as the data from datasets of the DIMA databases are saved together with the project Intermediate changes carried out in the databases are indicated in the project STOP definition in case of projects started for evaluation but are not considered during analyses The changes become valid only during a new start for analysis Information in project definition are distributed to the index cards e Project information DIMA user manual Page 67 of 150 e Vehicle e Datasets vehicle module e Reference profile calculation parameters 5 3 2 Data required for possible partial analyses For each of the partial analyses possible in DIMA see also descriptions in the Chapters 2 and 3 we need a certain volume of input data For reasons of flexibility in the databases and in project definition the input data are not selected according to vehicle calculation or regulation specific information Consequently we designed aids to support the user such as the option
86. hicle cross section considered there is created a separate data table with all heights selected for this cross section In the field Formula column 11 or 6 the following symbols may appear Table H Symbols Middle Point on vehicle midde on vehicle middle made Pom in the lower range by input of the clearance zone for the contact brush UIC 505 1 Par 5 2 4 see also condition No 8 under Terms for the lower range B2 Pointi in the lower range due to inserting the width at b2 z Point at width Di or Da according to UIC 505 1 Par 5 3 Point at width D1 or D2 according to UIC 430 3 Annex 1 at wagons which have to transfer to the Finnish railway lines Point which was determined according to the calculation of vehicle construction Articulation gauge according to UIC 505 506 extended for articulated train sets kinematic calculation GOST Point which was calculated according to the Russian standard GOST 9238 83 static calculation Point in the lower range 1 for trafficability of humps to determine minimum heights above RS when calculating vehicle construction gauge according to the Russian standard GOST 9238 83 see also Conditions for the lower range neg Point in the lower range which was negatively reduced due to its location UB X Point from a condition in the lower range to determine the minimal heights above RS for the digits X see also Conditions for the lower range DIMA user manual Page 125 of 150
87. icle body and the perpendicular if the vehicle stands on the horizontal rail without any friction It may result from a lack of construction a false adjustment of suspension and unevenly distributed loads Consequently one should assume a value of 1 for vehicles to be built For vehicles whose normal load is adjusted more unbalanced than in the compartment coach side gangway carriage one has to determine static asymmetry by tests and to consider the maximal value of the empty and loaded vehicle If a measurement was performed then the measured value for the calculation of the vehicle construction gauge is deciding DIMA user manual Page 41 of 150 The values of the distance buffer hinge point end wall and the distance end wall running gear define asymmetric single vehicles hinge modules of type 2 as well as hinge modules of type 1 and are defined as follows Rear end wall Section rear hinge a point buffer Front end wall Front guiding cross section a Rear guiding cross section Section front hinge point buffer Ps Leading Trailing running gear running gear Single vehicle module type 2 LP GSv SLv a SLh GSh LWk SLv a SLh aes cross section Front end wall i Rear end wall Section front hinge point buffer J Running gear Section rear hinge point buffer GSv it SLv Sth GSh LWk LP Module type 1 LP GSv SLv SLh GSh LWk SL
88. icle construction gauge at the current length co ordinate X direction Displacement of the sampling bar 1s explained in Chapter 4 4 It is only possible to sample that vertical section which was chosen in the dialog Management of vertical sections icon i Sampling in Y direction Sampling of vertical section U Module 1 1 Height 0 450 Current width m 1 450 Range Xi m 1 432 X2 m 9 767 Range 2 X3 m 16 333 X4 m 24 668 dxi m 8 336 dBi m 1 460 dX2 m 8 336 dB2 m 1 460 Figure 66 Dialog Sampling of vertical section Y direction DIMA user manual Page 98 of 150 Sampling in X direction sampling of vertical section a U Module 1 1 Height 0 450 Height above rail surface m 12 500 Height difference to lowest 0 325 possible vehice point m Maximally usable width m 2 878 Half width 1 m 1 439 Half width 2 m Half width 3 m Figure 67 Dialog Sampling of vertical section X direction Starting from the current X co ordinate of the sampling bar one may immediately shift to the graphic window Cross section Go to cross Ce section in the context menu as well as in menu Analysis button on toolbar see 4 2 DIMA user manual Page 99 of 150 5 4 4 Analysis graphics Cross section Y Z plane WS DIMA Graphics vertical section project Example 4 Coach iE File Database An
89. icle direction for the calculation of the cross sections b bed Az Sfs Sfp Az30 ha he a 2V When entering different values for Imax I d the following values are chosen condition of plausibility pax and gt Maximal values d gt Minimal values DIMA user manual Page 149 of 150 Annex D Error handling Here we list selected errors in the program environment the program sequence and in program operation as well as possible remedies Table D 1 Error messages Error Message Errors in program environment also input errors and problems es a Check whether software protection plug O Serer lec eee Software dongle is installed at a USB port dongle Check whether driver settings coincide with your system configuration HDD32 EXE ee ee Input of a value outside the range input error w Databases Input value of a special vehicle outside range gt see Chapter 5 2 1 X Database not available Please contact your system administrator to configuri the dutahere connec Database link Database link has to be created DIMA user manual Page 150 of 150
90. ification calculations of the UIC part Calculation verification of the examples from practice is not visible for reasons of confidentiality and copyrights A new program version is only released after successful program validation and after having successfully passed other checks DIMA user manual Page 135 of 150 8 Glossary and indices 8 1 Keywords S DEE XK DOE ocsem e abies 130 AD oii wares aseased ceca nea cae cues E 130 SPE P2 aro CMe aiareacati sie etircetaudede eee ieedautids 134 Vehicleconstructiongauge cccccccccceeeeeeeeeeeeees 130 NV CMICICGESIO NS aU Serui aa 131 WIO A O E arene N E ENA 132 Adjustment tolerance ccccecccceeesneeees see Pantograph Angle Coupler pivota aie Rite eae 124 Eg ivalent rADo 108 Ol DO OIG teien E E ads 25 of coupler deflection cc cceesseseseseeeeeeeeeeeeees 108 Perpendicular of bolster pendulum 000 66 Rec 0 Steen eet Are Ree RAT ROE ROIS OR en eT 84 89 Wd OL DG Cle np eanne enn ane 123 Articulated train Set cceeeeeeceeceeeeees 20 40 72 74 97 Hinge point height 2 0 0 eeseeeeeeeeeeeees see Height Axle bow lateral play wes oioescceacencaouriciceerceasontscoostess 51 Bogie displacement PNT OTS i aerials ba idurie keane a daciiles Gecuiascuas in hele Mike 25 Parameter S esne a E S 84 Result Ou Piesne ranks leiberieitaeied a heneneeaetak 123 Yaw Angle OF Dotie nanes cas 123 B le wheelbase sasereg ardea see Distance
91. include the entry fields for all values of the corresponding database summarised in one individual dataset In the database edit windows there is no vehicle type or calculation depending reduction in the data volume to be entered Thus for instance you may determine the running gear as driven or not driven in the database Running gear although this information had only to be entered for the calculation of the vehicle construction gauge of powered vehicles In single cases hints about the concretely necessary input values are given in the handbook or the program help Before starting an analysis the program checks the project data on completeness and points out missing data DIMA user manual Page 38 of 150 The description of the database edit windows in the following chapters offers one possible strategy for data entry for a project In general sequence of entries is any desired In all databases validators avoid to enter invalid data that is data situated outside the range of commonly permissible data 5 2 2 Database Vehicle body The database edit window Vehicle body is subdivide into the sections e General data e Data for articulated train set modules e Data for end wall calculation and e Data for pantograph calculation and may be accessed to upon the menu command Database gt Vehicle body or the corresponding button on the toolbar Datasets Goto dataset abl w 3 Iden
92. ined turning this cuboid around the corresponding yaw and pitch angles it provides the limit positions or the available installation area of the bogie e Pivot point height LW at vehicle body hAn wheel diameter dL wheel flange height hSk Pivot point height articulation height of the running gear at vehicle body and wheel diameter are needed for the calculation of yaw angle vehicle X Y plane and pitch angle vehicle X Z plane of bogies according to TGL 32439 01 Wheel flange height and wheel diameter are a reference size to check the building height of the running gears 5 2 4 Database Tilting system In the DIMA program we implemented only the calculation method for STOP active tilting systems Calculation of the share of the quasi static displacement Z is carried out according to the assumptions for active tilting systems in Annex F of UIC 505 1 WE Database Tilting system Identifier of dataset Example 7 Active tilting system Example 7 Active tilting system E bist Maximum cant defidency Way and Works Department ic m Type of pantograph tilting Non tilted Counter otated List of tilting states _ No beta 7 h m r 1 8 15 Search Figure 34 Database Tilting system Entry of different tilting system states is done upon data table List of tilting states You may add and delete tilting system states upon the lt gt and lt gt keys in the headli
93. ings File gt Page settings Switch to another page Arrow key lt Figure up gt and lt Figure down gt key a Select box Report elements Analysis gt Report elements BRB Export of report in RTF format File gt Export gt Text file RTF 4 3 Context menus To accelerate your work in the databases projects and result windows context menus are available at many positions They are activated with the right mouse key Choose desired command by the left mouse key Management of cross sections Management of wertical sections Main dimensions Main dimensions Tables Sampling in X direction Sampling in Z direction sampling in Y direction Go to vertikal section ee Export J ppo i Figure 18 Context menus examples DIMA user manual Page 31 of 150 4 4 Actions in graphic windows In the available graphic windows such as the graphic windows of the cross and vertical section sampling you may zoom up and down sections shift zoomed parts and partially graphically sample the curve paths To use these functions we need special keyboard and mouse key combinations which are listed below Scaling up down zooming in graphic windows Scale up region Keep pressed lt Switch gt lt Shift gt key and select the region to be scaled up by keeping pressed the left mouse key Cancel zoom Keep pressed lt Switch gt lt Shift gt key and click with left mouse key in graphic window Shift zoomed sections
94. ion X When performing this command the whole position X is deleted 5 5 2 3 Index card Calculation positions pantographs Calculation positions for pantograph calculation A X a Local X coordinate m 2 818 na 0 550 Figure 93 Report elements index card Calculation positions pantographs On this index card of the dialog Report elements we define the vehicle cross sections at which the vehicle construction gauge of a pantograph should be calculated according to UIC and or according to EBO Analogously to the index card Calculation positions for reduction the output positions are edited by means of section depending context menus also on this index card Standard calculation positions A Input single calculation position AN Input X range Delete whole module Figure 94 Context menu of the section Vehicle module DIMA user manual Page 119 of 150 The commands of the context menu or the dialog called therefore are except the command Height for new calculation positions identical with those of the index card Calculation positions for reduction that s why we refer to Chapter 5 5 2 2 In the X co ordinate plane the context menu only includes the command Delete calculation position which deletes the active vehicle cross section 5 5 2 4 Index card Output positions bogie Calculation positions for vehide end wall calculation Calculation
95. ion results of pantograph reduction according to EBO Position 2 818 m na 0 550 m Between front end wall and front end guiding cross section Radius of curve R 1360 m 0 000 m f 0 170 m v 140 km h 27 6 Quasi static indination mm O oo oo 17 0 19 8 L era plays mm ATT a aA 30 7 Quasi static indination mm pS w e a Minimum distance at 15 kV AC mm Figure 99 Total report Results of pantograph reduction according to EBO Calculation of reduction is performed for the entered critical radiuses at the standard heights 5 0 5 3 5 5 5 9 and 6 5 m The statement about the installation possibility in the last line of DIMA user manual Page 127 of 150 each table is based on the comparison of reference contour width which results from the total of the specified intermediate values with available minimum width according to EBO 5 5 4 Print and export total report Setting of pages and output on screen or via printer are done with the command Set up page in the File menu or upon the buttons on the toolbar It is possible to set up the page orientation high or cross formats and the side margins Print total report or single pages of the report upon the command Print in the File menu or upon the buttons on the toolbar You may export the report in Rich Text Format rtf with the Export command out of the menu File or the corresponding button on the
96. is mainly based on the standard TGL 32439 01 issued in December 1976 Three yaw and pitch angles are calculated for each bogie The yaw angle considers the horizontal displacement of the bogie against the vehicle body in the curve Two pitch angles take into account the vertical displacement of the bogie against the vehicle body when entering or leaving a ramp In general both angles provide slightly different clearance zones for the region from pivot point cross section to the middle of vehicle against the section from the pivot point cross section to the next end wall e Ramp angle alphas ramp length LR Enter angle and length of the ramp The calculation assumes that the vehicle enters from the horizontal into the ramp or from a ramp into a horizontal Determination of the pitch angles is based on the worst case positions arising from that If ramp is shorter than the difference of the outer wheelsets in the bogie then we obtain correspondingly other adjustments that are considered during calculation DIMA user manual Page 84 of 150 n m7 A LR Inputs a Bogie pivot alpha5 Ramp angle hAn Effective traction rod connection height LR Ramp length Output WV Pitch angle RS Running surface Figure 52 Definition of input values for bogie displacement around Y axis e Minimal curve radius RMin We need the minimal curve radius to find out the yaw angle which considers bogie displacement against the vehicle body in
97. ish button to exit this installation z Back Cancel Figure 9 Completion of driver installation a Attach please now the dongle Wait until the device driver installation ts terminated Figure 10 Invocation to connect dongle Before starting the DIMA program plug in dongle on USB interface of the PC Working with the DIMA program is impossible without dongle After finishing the DIMA installation you may start the program upon the selected program link 1 3 Upgrade Update of an available DIMA version 1 3 1 Upgrade of version 1 x Starting with the introduction of DIMA 2 0 the developers changed the database format among others necessary to be run under MS Windows Vista The IFB GmbH Dresden DIMA user manual Page 11 of 150 TU Dresden converted the database of the preceding DIMA version 1 x It is stored on the upgrade CD Carry out upgrade on your computer as follows e Uninstall the old DIMA EXE incl dongle plug e Install the new DIMA EXE incl dongle plug e Copy converted DIMA 2 x database file Create a backup of the installed empty database file Dima mdb Depending on the operating system you find them in the database directories below Windows XP C Document and Settings All Users IFB Database Windows Vista 7 C Users Public Documents IFB Database Copy the converted database file Dima mdb from directory Database of the upgrade CD into the da
98. ject Before starting calculation we may test a finished project whether its data structure is complete After starting the analysis we may look at analysis graphics of the chosen calculations It is also possible to create print and export both partial reports for individual analysis elements such as single positions of reduction and the total report of the project During analysis the project is blocked for changes It is recommended to test projects before starting the analysis in order to display all the hints and warnings which could possibly result in defective Ce results If the project data structure includes errors it is impossible to start the analysis and the user is given an error message The project is tested upon a corresponding button on the toolbar or the suitable menu element see Chapter 4 In this case and also in case of an error a dialog box that lists the hints warnings and errors is displayed 5 RE Errors and hints according to the project Project Beispiel 3 Triebzug Test passed with errors Hints 1 Warnings 2 Errors 1 Error Analysis of bogie displacement according to TGL 32459 01 is not possible since the ramp angle is zero Warning Missing vertical displacements for the lower range Modul 1 leading running gear Warning Missing vertical displacements for the lower range Modul 1 trailing running gear Hint Abstand Puffer Gelenkpunkt Stirnwand vorn GSv Input correctly Modul 1
99. l deflection for the corresponding zone e Static deflection Difference empty loaded dz Static deflection in meters of the vehicle is the feasible lowering of the vehicle body between the operational states Empty and Loaded on the suspension springs The value includes the deflection on primary and secondary springs The value is to be entered for a correct calculation of the lower construction gauge height for all vehicle types for deflection values dz30 Sfs and Sfp According to UIC 505 1 Chapter 7 1 1 2 2 2 for maximal suspension E deflection we should assume deflection at 30 overload or the full deflection Coping with a demand of the EBA the UIC wording or is to be understood in a way that the maximal value of these both suspension deflections has to be introduced in the calculation each e Suspension deflection at 30 Overload dz30 Deflection at 30 overload of the sprung weight This value represents the whole suspension deflection from the empty vehicle to the loaded vehicle loaded with 30 overload The longitudinal deflections under the impact of the permitted increased load increased by 30 which have to be considered for wagons into the height reduction vehicle construction gauge are not considered in the DIMA software e Maximum primary spring deflection Sfp Enter spring deflection primary as a difference of the path between the empty vehicle body and the stop of the maxim
100. l distance from the reference profile s vertex to the horizontal axis referring to the wheel plane RS e Vertical oscillation ratio hs For parts of the vehicle laying above 3 250 mm there is determined an oscillation ratio hs considering dynamic displacement which in turn considers Vertical oscillations upward Perpendicular components of quasi static displacement as well as Transverse displacements Enter sign according to direction of the normal co ordinates Z such as hs 30 mm e Following curve radius R Considers the existence of curved representations of the reference profiles as they appear for example in the Technical Unity of Railroading TE and in reference profiles of foreign railway administrations The curve path is represented by the points n n 1 and the corresponding radius Point n describes the start co ordinates Y n Z n of the curve Point n l with the end co ordinates Y n 1 Z n 1 limits the curve and DIMA user manual Page 59 of 150 represents by specifying the curve radius the curve whereby positive radiuses describe a reference profile segment arched to the outside 5 2 6 Database Roll centre height and vehicle flexibility coefficient In the stage of development and design it is impossible to measure roll centre height h and vehicle flexibility coefficient s of a vehicle For theoretical determination the UIC 505 5 includes a calculation method which demands ve
101. l section X Y plane cccccsceseecceeeeeeeeeeeeeeeaeees 94 5 4 3 1 Management of vertical sections and display features ccccccceeeeeeeees 94 DAZ Sampin oia verucal SccHON enn n E E TERE 98 5 4 4 Analysis graphics Cross section Y Z plane sssssssssseeeeeeceeeeeeeeeeeeeaeees 100 Dak CONTMCUTEISDLAYy TC AUIECS oni oxi cts encod senda a a O varia oes 100 SoZ Samp Ola CLOSS SECUN enne sai ET ea micebactonie Ries 103 5 4 5 Analysis graphics Bogie displacement cccccsssssessssseseeeceeeceeeeeeeeeeeaeaaags 105 5 4 6 Analysis graphics Vehicle end geometry and coupler deflection 107 5 4 7 Analysis graphics Buffer head dimensions cseeesesseeeeeeeeeeeeeeeeeeeaaaaaes 110 So OAD RL hates fener tenga heaters ah Acasa neat heer enn hacen A 111 Sek AGeme ral An aeei A E ataatntecatas 112 5 5 2 Configuration of report in the dialog Report elements eee 112 5 5 2 1 Index card EIQMENtS 0 cccccccccccccssssceeccececccccccccccececeeaaaseseeeeeeeees 112 5 5 2 2 Index card Calculation positions for reduction 113 5 5 2 3 Index card Calculation positions pantographs c eee 119 5 5 2 4 Index card Output positions bogie 0 0 ee ccc ccceseceessseeeessseeeeees 120 5 5 2 5 Index card Output positions end wall 121 5 5 3 Output values and tables of the total report ee cccccccecceeeeeseseeeceeeeeeeeeeeeees 122 SD
102. late the vehicle construction gauge of the created en cross sections may be transferred upon button Copy in clipboard in MS Excel or a commensurable table calculation program The other index cards of the dialog Management of cross sections of the analysis graphics Cross section have the following deviations against the analogous dialog of the analysis graphics Vertical section e Display features Select field Display centreline activated Select field Display co ordinate origin disabled and Select field Display sampling rectangles disabled e Model features All select fields on this index card are disabled 5 4 4 2 Sampling of a cross section Sampling of a cross section is called with the command Sampling in z direction out of the context menu or the menu Analysis or upon the corresponding button of the toolbar see Chapter 4 2 DIMA user manual Page 103 of 150 After activating sampling the sampling bar and a result window are shown The result window shows the current width of vehicle construction gauge in the current height Z direction Displacement of the sampling bar is explained in Chapter 4 4 It is possible to sample only that cross section which was chosen in the dialog Management of cross sections icon th The result window widely corresponds to the result window for sampling in X direction of the vertical section Figure 67 In the result
103. lculation Using roll centre height and vehicle flexibility coefficient in the calculation The following regulations were decided for the use of roll centre height and vehicle flexibility coefficient in the calculation Choice of roll centre heights Ne Min No Ao T Az fon Max ho i ho F Az Standard application S lt 0 4 and h 20 9 h h gt C min Cmax p i Dn yes no hs Po ho Ae Application in special cases hz No z f s hz he z f _ Pon lt A lt Pop z Max z hs bho Choice of vehicle flexibility coefficient S Max Sres Spel he Minlhe ho Az c Maxlhe he Az max Body itself is defined as torsion resistant Calculation of roll centre height and vehicle flexibility coefficient Chapter 5 2 6 2 To determine c2 the following equation is valid b C C tO a 2 whereby DIMA user manual Page 148 of 150 Co kN mm Spring constant of bolster spring of a vehicle side plant limit dimension for minimal value Cwl kN mm Spring hardness of roll support of a vehicle side related to the point of stabiliser s application at the shaft lever ba m Half distance between secondary suspension springs of roll support Use of two different running gears at one vehicle module see Chapter 5 3 3 3 When defining two different running gears in the project definition the following input values are linearly interpolated in longitudinal veh
104. le Graphics bogie displacement Choice of the running gear to be Analysis gt Type of analysis gt represented Choose running gear Display of bogie displacement in Analysis gt Type of analysis gt horizontal direction X Y plane horizontal turning off Display of bogie displacement in vertical Analysis gt Type of analysis gt direction X Z plane vertical turning off Sampling of bogie displacement in X direction Analysis gt Sampling in horizontal direction Sampling of bogie displacement in Y direction Analysis gt Sampling in vertical direction izi Graphics vehicle end geometry and coupler deflection Representation of end wall distances in curve Analysis gt Type of analysis gt in curve Representation of end wall distances in s Analysis gt Type of analysis gt in s curve curve ssp Representation of end wall distances in inclination changes Analysis gt Type of analysis gt in inclination change Representation on vehicle front end wall Analysis gt Type of analysis gt on chosen module front end wall _ Representation on vehicle rear end wall Analysis gt Type of analysis gt on ra chosen module rear end wall a Sampling of vehicle end geometry in Analysis gt Sampling in vertical ma vertical direction direction Total report Invocate dialog Print File gt Print Ss Invocate dialog Printer settings File gt Printer settings Invocate dialog Page sett
105. line maximum speed The following exceptional limits are valid according to DS 820 0 17 m at R 650 m 0 15 m at R lt 650 m Critical radius Rkrit Enter curve radiuses to be evidenced at which or f limits can be achieved For calculation the formula mentioned above is used Velocity v Enter speed velocity at which it is possible to realise the limits of and f in connection with the corresponding curve radiuses DIMA user manual Page 83 of 150 After entry of the combinations of values into the dialog Add edit values the value defined to be fixed is calculated by means of the three other values upon the formula mentioned above e Lateral track tolerance fI Enter lateral tolerance of the track to calculate random displacement typical value according to UIC 606 Chapter 0 3 gt f1 0 025 m e Track cant tolerance f2 Enter track cant tolerance to calculate random displacements typical value according to UIC 606 Chapter 0 3 gt f2 0 015 m This index card includes the select buttons and input fields for other calculation options to be carried out on a project To carry out further calculations the corresponding input values must be available in the running gear vehicle body datasets such as running gear dimensions see Chapter 5 2 3 5 for calculation of the bogie displacement Calculation parameters for bogie displacement The performed calculation see also Chapter 3 5
106. m centre height loaded vehide nCb ehicle flexibility coefficient empty vehicle s Vehicle flexibility coeMadent loaded vehide sb CJ Dimensions of running gear ogie lenath IFw m 100 DFY 100 nr Effa heir Effe nection height hAn r ineel eter entre aL C Users Public Documents IFB Projects Examples Exar Modified Figure 41 Project definition index card Datasets vehicle module The index card Datasets vehicle module includes the summary of the vehicle or module of an articulated train set referring to the running gear and vehicle body data Data for running gears and vehicle bodies may be adopted from the corresponding databases or immediately entered into project definition e Define module type Hereunder we define the module type of the corresponding module of an articulated train set to be considered for module type definition and fundamentals of articulated train set calculation see Chapter 3 3 As a rule define single vehicles as module of type 2 DIMA user manual Page 72 of 150 e Elements of vehicle module select box select box Select dataset For the vehicle module element vehicle body or leading or trailing running gear selected in the select box of the vehicle elements the data in the data field Dataset parameters as well as the corresponding identifier of the dataset if it was selected from a database are displayed in the select field Select dataset
107. m 0 000 Vehide suspension adjustment tolerance Theta Rad 0 0000 Pantograph lower articul installation height ht m 0 000 Half width of pantograph bow bw m 0 000 Nominal power supply 15kV AC 25kV AC 1 5kvV DC A 3kVDC Figure 25 Database Vehicle body Part 2 Special data The input fields in the sections are inside a window moveable upon the vertical scrollbar in which you may choose the sections or input fields to be edited Navigate to the individual sections also with menu button Go to dataset 5 2 2 1 General data e Length over buffer LP The value length over buffer is required to find out the chain dimensioning the vehicle geometry of single vehicles hinge modules articulated modules see Figure 26 as well as to determine buffer head geometry e Length body LWk Enter length of the upper parts above sheet metal or for some wagon types length above head part whereas the entered value must not be greater than the length over buffer In articulated train set modules hereunder we understand the distance between vehicle end walls of the corresponding articulated train set module e Bogie pivot wheelbase distance a Bogie pivot wheelbase distance is the distance between the end wheelsets of the vehicles without bogies or between the pivots of vehicles with bogies DIMA user manual Page 40 of 150 For vehicles that don t have a fixed pivot a virtual pivot is graphic
108. matically during the DIMA installation Don t plug in dongle before installing the driver DIMA user manual Page 9 of 150 Run time Installation Wizard Ik is strongly recommended that you exit all Windows programs before running this setup program Click Cancel to quit the setup program then close any programs you have running Click Next to continue the installation Sentinel HASP WARRING This program is protected by copyright law and International treaties Unauthorized reproduction or distribution of this program or any portion of it may result in severe civil and criminal penalties and will be prosecuted to the maxsimum extent possible under law Figure 7 Setup assistant to install dongle driver After an information dialog the following dialog windows are called to install the driver software Ready to Install the Application Click Next to begin installation SafeNet Click the Back Button to reenter the installation information or click Cancel to exit the wizard Wise Installation Wizand Figure 8 Start of driver installation DIMA user manual Page 10 of 150 je Sentinel HASP Run ti Sentinel HASP Run time has SafeNet been successfully installed The Sentinel HASP Run time Environment uses z port 1947 to communicate with local and remote Sentinel HASP components lf you use a firewall ensure that it does not block this port Click the Fin
109. n Datasets vehicle module xicacteteatedeataieecisaaediece tortucia 72 Genera Oy Pe en eR ROE anny DEO AEE ISOM Ian 67 Project INL OPM ANON sreses cd cease ccseseasedeasarien setised weeds 70 Project state ENO Sa N E E tit sasatewtue stent erie 91 P a cer ken vrer gree Eon 90 Project ehant edocrenoa E 67 Project read Onl yiee a aetesest 67 Warne Sece a 90 Q Quasi static displacement cecccceeeeeeeees 53 59 125 R Radius CTIA CA ctr ete cece e Selecta Gat tacts dea Sukie haere 83 CUR er a cerca see Curve radius Effective rounding ro 108 ROO Eo 6 bo opener ee cre nan Meeree tue revere peste Raver tens cere errr 43 RAI C Uy radit esra dee neler ciecens deantereet wees 51 Ramp ane lenta a 84 89 109 Equivale nteni a a 108 Recalculation while sampling cccccceeeeeeeeeeeeeees 97 Reduction at reference contour POINIS cc sseeeeeesseeeeeeeeeeees 119 Calculation POSitions ccccccccccsssssssesseseeeeeeeeeeeees 114 PICIO NU PANO ese Mesuad tic dia dlenandeless ites 119 INDE OF oute eeccvecccexeneycnilesversiceasianctwanissceaainveddormnnes 125 VUE SSL SOI enee ties iveanetueniecttavan 119 New MEEME deei onan tencsieec cine 118 Result output sero ik a ai 124 Single calculation position X ni Na 116 Standard calculation positions X ccccccceeeeeees 116 De PANO E ieia T E cre tidus ea wbulad eta S 117 Reference proie satis ea reac hci asia lavates 58 100 123 Associated calculation
110. n 0 000 m Front end wall Xim malm hR m bRfim kim zim Eafm hfm bz m Radius m Formula b m _bz b m Remark 0000 3 850 0228 ooo 28 ooo Middle 0000 3 850 0 228 ooo tooo e C 0000 3 850 0 228 1 348 0000 0 0111 0 253 0228 14 095 250 207 J l y O 0000 3 850 0 400 1 520 0000 0 0041 0 246 0400 1 274 250 207 J I O 0000 3 850 0400 1 620 o 000 00041 0 241 o4o0 1 379 250 207 0000 3 850 0 500 1 620 0 000 00000 0 237 osoo 14 383 250 207 T 0000 3 850 1 000 1 620 0000 0 0051 0 242 1 000 1 378 250 207 2 500 1 122 0000 3 850 1 170 1 620 0000 o 0068 0 244 1170 14 376 250 207 J 0000 3 850 1 750 1 645 0000 0 0126 0 249 1750 1 396 250 207 J T O 0000 3 850 2 000 1 645 o o00 0 0151 0 252 2 000 1 393 250 207 J T 0000 3 850 _ 3 250 1 645 0 015 0 0274 0 264 3235 4381 250 207 T 0000 3 850 3 700 1 425 0018 0 0319 0 269 3 682 1 156 250 207 0000 3 850 4010 1 120 0 022 0 0349 0 272 3 988 0848 250 207 J l O 0000 3 850 4 310 0 525 0 030 0 0379 0 275 4 280 0250 250 207 J 0000 3850 4310 0030 zoj 0 000 Middle 1 Figure 97 Total report Calculation results of vehicle construction gauge Depending on the chosen configuration of the printed page data are displayed either in each one column cross format or
111. n formation Select i 0 Dataset from database lt Reference profile not selected gt Project own based on UIC 505 1 lt Reference profile vertices all values in meters No mm Z mm hs mm R mm tip 80 0 0 2 935 80 0 0 3000 3 1175 100 0 0 4 1250 130 0 0 5 1520 400 0 0 2500 6 0 7 0 M E 0 aiii 9 1645 3250 15 0 10 1425 3700 18 0 11 1120 4010 22 0 ns 17 525 4310 30 0 13 OO 4310 30 0 1100 Ha 4 m t SS ay 2000 1500 1000 5p a 500 1000 1500 200 Extended options Y mm C Users Public Documents IFB Projekte Beispiele Beis Modified Figure 46 Project definition index card Reference profile On this index card you may select the reference profile for calculation of vehicle construction gauge analysis of vehicle end geometry and coupler deflection as well as determination of the buffer head dimensions On the one hand you may use a reference profile saved in the database Reference profile but it is possible to enter a project own reference profile when connecting with a calculation method on the other hand Parameters of reference profile gt see Chapter 5 2 5 e Button Dataset from database select field of the dataset Here use of a reference profile out of the database is declared and this is selected upon the select field e Button Project own basing on box to select calculation method If you want to create a project own refere
112. n jal Coordinate Z m 0 918 Height at tilted vehide end wall m 1 060 Distance between vehide end walls m 1 402 Figure 79 Dialog Sampling at varying inclination DIMA user manual Page 109 of 150 For analysis of asymmetric vehicles one may switch between analysis of front and rear end walls in menu button Analysis type in the context menu or the Analysis menu as well as the corresponding buttons on the toolbar 5 4 7 Analysis graphics Buffer head dimensions We File Database Analysis Evaluation Windows Options Help x m z7 O wiogagd a 7Aneooe Minimum width of buffer head mm 630 377 Constructional limit according to leaflets UIC 505 Inside limit Rmin 185 i R 744 598 E SEE SER EE E EEE EE AEE ETE x Di s Covering by circular buffer desi to Annex 10 EBO EE E ENEE EO Li Lower limit Figure 80 Analysis graphics Buffer head dimensions In the analysis graphics location and dimensions of the buffer head according to UIC 527 are displayed In the legend the minimum width of buffer heads is specified Upon command Buffer head width gt Input of the context menu or the Analysis menu we may choose another buffer head width for analysis The command Show gangway between coaches of the context menu or the Analysis menu shows the possible location of a gangway between coaches related to minimum width o
113. nce profile then select this button and a suitable calculation method from the select box DIMA user manual Page 75 of 150 The data table Reference profile points is only active when defining a E project own reference profile In this case you have to define the reference profile vertices in the data table e Button Extended options Selects a dialog with conditions as a function of the method EEE Specification of lower range conditions to be considered Comform to standard Condition 1 Condition 2 Condition 3 Condition 4 500 000 Condition 5 Condition 8 Suspension deflection in zone B Suspension deflection in zone C Suspension deflection in zone D 1 170 0 400 Figure 47 Dialog Reference profile options DIMA user manual Page 76 of 150 Definition of conditions 1 5 Table D Definition of conditions of the reference profile options Reference profile type UIC For passenger vehicles unoccupied luggage vans wagons not suitable for hump shunting secures trafficability of rail brakes and other shunt facilities and stop blocks which may achieve the dimensions 115 or 125 mm in working position in the vertically not curved rail UIC 505 1 7 1 1 3 1 4 p 53 and 6 3 7 p 39 For passenger vehicles unoccupied luggage vans wagons special wagon under condition 2a with special e suitable for hump shunting secures trafficability of rail brakes and other shunt facili
114. nchnation radis sassi R 89 INTO OP PEOS CAN een a a 293 Installation Driver for hatdlotKesssiscnensne 10 Pros rani oaa e e EE E 6 Upda saen E e N S 12 UDS I S 11 DIMA user manual Lateral bogie body play as a function Of a CULVE cece ceecceecceeesceesceeeceenees 51 MES TEE a LEA GeV I EEN eye E Wee E AEE E nye 51 Lateral track tolerante nomre E 84 TC COIN E E EE E A ENRETA EOE 96 Length BO fisnor A euieekntnntorss Mules 40 Ettective pendulum ss ncsdsccriesecsiensnareenvennustsa 66 t 6 211 6b RRR aT TI E 84 Over DULCE ouia a a as 40 Load VGMCIS Dody orismese ii 63 E wercondi Ns esie aa a a E O S Ee 77 Maniac CST Ap ICS stesiesita ds casera inan n 94 Menu Dar earen trinet E EE a EE T Na 26 Ment command Sedaaa aaa aea 28 M ve Mod le suurena a teeastesaseues 97 Moli anstat a Meteo Metre ny erated Ae Ten tey 15 we TeV ale eiaa see X co ordinate Nominal power supply ccccccccccseeseeees see Pantograph Offset OL POMONA lare Sessea ties saa teneswnctennesds 108 of parallel vehicles axes esesssessesseeeeeeeeeeees 124 Operational lene tinas Gace san cwrcsastncacisewins cactren Rek 86 Options Ol PEO STAM oeps e a eeides wenaneat evened 33 Oscillation ratio vertical c cece ceeceecceccesceeceeceeceees 59 Outer distance between wheel flanges c000008 50 P PAC Ge AND eneo R euia tore eaten daca be 129 PantO Stal sentcccorserledercer tanec dnueesess 14 18 81 102 113 A
115. ncy Management of vertical sections Ea Vertical sections Display features Model features Recalculation while sampling Move modules Figure 65 Management of vertical sections index card Model features e Move modules When selecting vertical sections on several modules for articulated train set modules these sections are displayed related to the local X co ordinate in a way located one upon the other select field Move modules deactivated or they are displayed according to the real structure of the articulated train set related to the global X co ordinate in a consecutive manner At activated Move modules clarity of display may be significantly affected as a function of the number of articulated train set modules DIMA user manual Page 97 of 150 5 4 3 2 Sampling of a vertical section A vertical section may be sampled both in X and Y directions Sampling is called upon the commands Sampling in x direction and Sampling in y direction from the context menu or the Analysis menu or the corresponding toolbar buttons see Chapter 4 2 After activation of the sampling the sampling bar and a result window are shown Depending on the sampling direction the result window shows the dimensions of the region or the regions in X direction in which the vehicle construction gauge is greater or equal to the current width co ordinate Y direction or the current width of veh
116. ne of the data table e Maximum cant deficiency Way and Works department ic Enter cant deficiency related to the characteristics of the location of line radius speed or enter maximally permitted cant deficiency for vehicles with tilting system Each DIMA user manual Page 55 of 150 railway system defines its own maximum value for its railway line Normally values from 0 09 to 0 18 m are used UIC 505 1 Annex F A maximal cant deficiency of 0 15 m is permitted in the range of German railways according to EBO 40 For tilting system vehicles there exists an unlimited exceptional allowance which permits a cant deficiency of 0 30 m acting on the vehicle on suitable railway lines These railway lines must be adapted to traffic with tilting system in any case For this reason it 1s possible to use cant excess values considered by the Way and Works department that are greater than 0 15 m e Tilting angle beta Enter that angle that is adjusted by the tilting system at associated cant excess ip under which the vehicle rotates around the associated inclination centre The angle to be entered here is the angle adjusted by the tilting system control but not the effective tilting angle adjusted tilting angle minus roll angle The angle to be entered here is the angle of the tilting system adjusted by the control but not the effective tilting angle adjusted tilting angle minus roll angle e Cant excess ip Enter cant exc
117. nition of signed eccentricity type of module 1 eee cesececcceececceeeeseeeeeseeeeeeeeeeeeeeeeaeaaeeeseeeeeeeeeeeeseeeeeeaaaeees 49 Figure 32 Tangential deviation phi of a single axle running Gear eeeeeeeeeeeeesesesesesseeeeerereerereerrrrrerrrrrrrrerrrrrerrrrrrerrerrreerrrereee 50 Figure 33 Roll centre height and vehicle flexibility coefficient on vehicle ee cccccccccccceeceeceecceeeceeeeceeceeceeeeeeeeeeeeeeeeees 54 Bieure 34 Dalabase TINE SyS eN anse a a a a e a 55 Figure 35 gt Database Reterence protile a a a a a a aa a a a a aaa 58 Figure 36 Database Roll centre height and vehicle flexibility coefficient oo ccc ccccccccecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeess 62 Figure 37 Dialog Calculate roll centre height Search in database ccccccccccssccssscessccesecessecesecesseceseeesseceseeesseeesaeens 64 Figure 38 Dialog Calculate roll centre heroth i CalCulate aaaeaii eai ai EEEE a A OE EEEE EAER 65 Figure 39 Project definition index card Project information 0 0 0 cece ceccccsscessccesscessecessceesecessecesecesecesecensecesseeeseeesseens 70 Figure 40 Project definition index card Vehicle cccccesccssercosccsestconeccenscssessenscostscensesssnconecoesuconeesenscesesoesscssenceneeoenncene 7i Figure 41 Project definition index card Datasets vehicle module n nnennnessnssessessnesssssessssssessrssessesseeseesnesseesressesse 12 Figure 42 Button Add da
118. nsoms from transom middle to vehicle middle in order to consider transom plays in quasi static displacement Vertical resilience ko Vertical resilience or displacement is determined thereby taking into account dynamic upward displacement for an unloaded unoccupied runable vehicle without wear In this case upward motion of the vehicle due to vertical displacements is considered 5 2 3 4 Inclination of vehicle around longitudinal axis Roll centre height of vehicle hcl hcb Roll centre height C is defined as a point of intersection of the vehicle centre lines in Z direction of the normal co ordinate system according to UIC 505 1 Par 4 1 of the untilted vehicle body and the tilted vehicle body which is tilted due to a transverse force acting in parallel to wheel plane Its distance from top of rail RS is named as roll centre height hc Distinguishing the empty Acl and loaded hcb vehicle considers relative displacement of roll centre height since the height difference of this roll centre height does not necessarily coincide with deflection dz of the vehicle Vehicle flexibility coefficient sl sb If a vehicle stands on a superelevated rail whose wheel plane is located to the horizontal under an angle then its vehicle body is inclined on its suspension and forms an angle B DIMA user manual Page 53 of 150 with the vertical to wheel plane The ratio S r o is named as vehicle flexibility coefficient Roll center
119. nts in the lower range cccccccccceceeeseeeeeeeeeeeeeeeaeeeeees 51 5 2 3 4 Inclination of vehicle around longitudinal axis cccccceeseseseeceeeeeeeeeeeeees 53 5 2 3 Dimensions of the running Cat vine icici adic eine 54 S24 Database inne Sy Stem wot E cenctdats 59 I2 Database eRe rence PLO rieren a E 58 5 2 6 Database Roll centre height and vehicle flexibility coefficient ee 60 5 2 6 1 Database edit window for entry of measured ValUeS ccccccceeeeeeeeeeeeees 62 5 2 6 2 Dialog Determine roll centre height and eseese 63 20 ProjectdepniiO Mesmera EE Ea se 67 PoE Cen hee E E E E ee yee nen en 67 5 3 2 Data required for possible partial analyses nensessseeeeenssssssssseerssssssssseerssssss 68 5 525 Projectdenmiti on SHU CUP earr el aes etches a cea aceenet icone 70 5 3 3 1 Index card Project IMNPOFMAlON sonce 70 S23 3 2 Indexcard x VENICE aasa a E a R aa 71 5 3 3 3 Index card Datasets vehicle module oo eee eeeteeseeeeeeeeteeeeeeeeseens 72 53 34 Tadex card Reference Prome corensis na 75 5 3 3 5 Index card Parameters of the calculation 0 eee eeeseeeeeeeeteeeeees 79 5 3 4 Test start and exit the analysis Of a project enesesssseeeeessssssssceerssssssssseeersssss 90 34 Graphic analysis WINGOW ssiceirsentin teiua a a a 91 ile OS Tale reeds ace atari a a a a a a a deteacas 91 534 2 Prntand export erapNi S scsi a 92 5 4 3 Analysis graphics Vertica
120. oftware is able to consider not only various running gears on a vehicle but also running gear eccentricities DIMA user manual Page 19 of 150 3 3 Definitions to calculate articulated train sets With the DIMA program one may calculate articulated train sets with a wide variety of module combinations inside the articulated train set We distinguish the following types of basic modules Module type 2 Module type 1 Module type 0 2 running gears 1 running gear no running gear Figure 13 Definition of basic module types Possible design types for articulated train sets are shown in the figure below Performed vehicles RegioSprinter Vogtlandbahn GTW 2 6 O QO Performed vehicles TALENT threepart DB AG BR 643 FLIRT OO O OO Performed vehicles Variobahn Chemnitz Figure 14 Articulated trains example DIMA user manual Page 20 of 150 As a rule we have only few knowledge of the concrete adjustment of the articulated train set s modules in the rails since in most cases we don t know the influence of the stabilizers over the joints and unless all axles are driven also uneven longitudinal force paths have an influence across the train length For this reason calculation of vehicle construction gauge is based on each worst case position Starting at the first module whose radial adjustment of vehicle in curved tracks is determined that is the first module with two running gea
121. oice of the vertical section to be sampled features of graphic representation sampling of the chosen vertical section in Evaluation gt Sampling in X X direction direction Sampling of the chosen vertical section in Evaluation gt Sampling in Y Y direction direction H Representation of the cross section on E PEE TA T position X at vertical sampling cursor TEP Representation of the main dimensions of Evaluation Man cimencions the vehicle modules ee a ETY Export of chosen cross sections in bitmap File gt Export gt Graphics format Enabling Activation Disabling the zoom ki rectangle DIMA user manual Page 29 of 150 aa H EC Evaluation gt Management of vertical sections 7 Y i kai vi pT Graphics cross section Management of cross sections choice of the cross section to be sampled features of graphic display mE Export of chosen cross sections in DXF File gt Export gt DXF format Export of chosen cross sections in bitmap File gt Export gt Graphics format Evaluation table of cross sections reduction results Evaluation gt Tables Sampling of chosen cross section in Z Evaluation gt Sampling in Z direction direction Evaluation gt Management of cross sections g jsi Representation of vertical section on position Z on vertical sampling cursor Evaluation gt to vertical section Activation Deactivation of the zoom rectang
122. on Calculation positions for reduction H Xe YP X he be he Calculation position Half width bz m Er Modul 1 1 Local X coordinate m 0 000 na 3 850 Vehicle end wall front i All vehide construction gauge vertices Height h m 1 000 2 9 ie Height h m 1 250 Heighth m 1 500 u Heighth m 1 750 Height h m All vehicle construction gauge vertices Input single height Input height range Edit calculation position X Copy calculation position X Insert calculation position 4 Delete position X Figure 85 Report elements index card Calculation positions for reduction The corresponding layers of the tree diagram may be configured upon a context menu that depends on the layer On the Module x x Section Vehicle module layer there are defined the X co ordinates or nj ng values for single vehicles for which the corresponding Z co ordinates height values are declared on the Local X co ordinate layer Cross section layer It is possible to delete the corresponding output position on the layer Height h or All reference contour vertices Section Vehicle point You may enter half vehicle width at the adequately defined position into input field Half width bz Half vehicle width and the difference to half vehicle construction gauge are output in the
123. on upward downward e Longitudinal location coupler body interface front end nKv rear end nKh Distance from the next neighboured guiding cross section to the coupler s point of application nk if coupler is not rebounded DIMA user manual Page 86 of 150 Coupler Represented conditions for front end wall Rear end walil nkv gt nkh SLv gt SLh Figure 54 Definition of chain dimensioning to determine coupler deflections e Buffer head radius RP Entry of the buffer head radius makes it possible to take into account the additional approximation of end walls through displacement of the buffers action point for vertically inclined vehicles e Curve radius for calculation R Curve radius is used to represent the track geometry in the cases to be considered Distance between vehicle end walls in a single curve Distance between vehicle end walls in s curve The s curve case is defined as follows A curve of radius R is tangentially joined by a curve of the opposite direction with identical radius R In this case the considerations are related to the distance and the vehicle middle offset in the reversal point the transition into the curve of opposite direction One may take into account the influence of a short transition straight by finding out an imaginary curve radius with minor failure only button next to input field The terms real radius of a curve and imaginary curve radius are used synonymically
124. ory or the corresponding button DIMA user manual Page 33 of 150 omon E Project Calculation Further options Number of calculation positions per module 00 setting Figure 20 Program options index card Calculation The Number of calculation positions per module defines the quantity of cross sections in vehicle X direction which are calculated for the representation of a vertical section The number selected here is in relationship with the option Recalculation while sampling of index card Model features of the Management dialog in the analysis graphics Vertical section see Chapter 5 4 3 1 The maximal number of calculation positions is limited to 1 000 Calculated point Interpolated point Pree Calculation position for determination of the vertical section Knots Actually vertical section Interpolated vertical section Figure 21 Calculation or interpolation of points on vertical sections When interpolating points of the reference profile the result may differ from the real value as a function of the number of calculation positions The number of calculation positions immediately acts on the calculation speed when creating vertical sections Calculation times may become merely high in case of vertical sections of E articulated train vehicles with tilting system if we have many calculation positions gt 500 and computers of low or medium efficiency only D
125. osition it is necessary to consider the articulated train set in a separate manner This is the second boundary condition when modelling articulated train sets It is impossible to represent articulated train sets with two sequenced modules of type 2 At this position the articulated train set has to be considered in a separate manner DIMA user manual Page 21 of 150 3 4 Calculation of vehicles with active tilting system The calculation of vehicles with active tilting system as it is implemented in the DIMA program is mostly based on Annex F of the UIC 505 1 However it was necessary to integrate extensions since the calculation according to the Annex above may only be applied to cross sections near the vehicle middle and near the end wall Incorrect exceeding of the reference profile may occur in particular in cross sections near the guiding cross sections calculated according to Annex F STOP For the range of GOST standards it is impossible to calculate vehicles with tilting system Tilting system calculation in the DIMA program assumes four reduction ranges Eau reduction outside bottom introduction in calculation theory since the values to the outside of the curve are deciding in the lower overhang range Eao reduction outside top introduction in calculation theory since the values to the inside of the curve are deciding in the upper overhang range Ey reduction inside bottom introduction in calcul
126. phics Bogie displacement marsiano e E E eE TE A S E E e E a 105 Figure 74 Dialog Sampling of maximal limit position contour X Z plane esessssssssssssesersseresersseresrreserrserrssrrserrssns 106 Figure 75 Dialog Sampling of maximal limit position contour X Y plane esesssessesssesesersseresesssressreserrserrsrrrseressns 106 Figure 76 Analysis graphics Vehicle end geometry and coupler deflection eccceceeessseccceeececeeeeeeeeeeeennneeeeeeeeeeeeeeeees 107 Figure 77 Calculation of vehicle end geometry and coupler deflection cc ccsssssssssseeeceeceeeeeeeeaeeeeeesseeseeeeeeeeseeeeeaaaeees 108 Figure 78 Dialog Sampling Of end walls in CUPVES 0 0 cece ccsccssccesscessecesscessecessecesecessecesscessecesscessecesscessecesseessecesseseaees 109 Figure 79 Dialog Sampling at Varying inclination 0 0 le eee cccccessecceseecessecesseccessecesseceessecessecesseecessesessesesseeeeseeens 109 Figure 80 Analysis graphics Buffer head dimenstOns sas ciscieeertedaaicotch HusedudechcabukswasdaduvesaduectedaiaduvbcsincscesaiddeseeadihscecnDidusieass 110 Kea Were K TET 0O a E EERE A E PEE E P E E E EEE E EE ER A E One E E 111 Fig re 82 Report elements index card Elements s dayaccScestavensteucaatiwid tear deearsteestiotandaacestaa eh aaeltlesanertietedliarestew et Ratna 113 PisuresS5 2S cleChiOn Of repor IANS UAE s125 key cicers Siete carl ash cen wcedl ase bane ate ees eased E E dices waamt en
127. positions for reduction Calculation positions for bogie displacement calculation Modul 1 1 Leading running gear E Modul 1 1 Trailing running gear A Figure 95 Report elements index card Calculation positions bogie On this index card there are displayed the bogies located on the vehicle on the modules of an articulated train set which may be selected for analysis by means of the button Three is no context menu on this index card DIMA user manual Page 120 of 150 5 5 2 5 Index card Output positions end wall Calculation positions for reduction positions for bogie displacement calculation Calculation positions for vehide end wall calculation Horizontal distance to middle of end wall m 0 500 Horizontal distance to middle of end wall m 1 000 Horizontal distance to middle of end wall m 2 000 Add position Delete position Figure 96 Report elements index card Calculation positions end wall Here you may specify positions width values at the end wall for which the distance between vehicle end walls when passing the defined curve is output If not any output positions are specified then the middle of end wall as well Ce as the maximal and minimal distances between vehicle end walls at the maximum width of the reference profile are output as standard positions For passage of an s curve or a change of inclination concave transition it is not necessary to define output po
128. program is engineered under Windows XP and Vista and offers structure and handling as they are known from the Windows family WIN 2000 XP and Vista DIMA user manual Page 14 of 150 Due to a comprehensive online help also first users can achieve good progress in the use of this handbook In addition to this help we offer the program user interface and the issue of the total report in English language The next program versions may be implemented in other languages by request The DIMA program is also fitted with a multi language user interface and report output DIMA user manual Page 15 of 150 In principle the program is run according to the following sequence 1 not available in the Demo version Figure 11 Operation sequence DIMA user manual Page 16 of 150 3 Calculation approach of the software 3 1 General considerations 3 1 1 Vehicle co ordinate system For the vehicle co ordinates we use a three dimensional co ordinate system whose origin lies in the point of intersection of wheel plane X Y plane plane of the rail centre X Z plane and the plane of the end wall or the vehicle s head part Y Z plane The guiding cross section is that vehicle cross section on which a leading running gear that is a running gear that determines the adjustment of the vehicle in the track channel is pivoted on the vehicle body surface Y Guiding cross section _
129. put positions for the selected module are deleted DIMA user manual Page 117 of 150 Cross section layer input Z co ordinates height All vehicle construction gauge vertices Input single height Input height range Edit calculation position x Copy calculation position X Delete position X Figure 91 Context menu of the Cross section layer e Atall reference contour points For the active selected cross section all vertices of the vehicle construction gauge are declared as output positions of the reduction e Input single height With this command for the active cross section you may specify a single height at the vehicle above top of rail RS as output position in the dialog behind Le single calculation height Enter edit height at Module Modul 1 Calculation position X 0 000 m na 3 850 m Vehide end wall front end Height h m Cancel Figure 92 Dialog Input Edit calculation height e Input height range As for the section Vehicle module you may define a range of the output positions also for the Cross section layer The dialog field for the definition of the height range is DIMA user manual Page 118 of 150 structured analogously to the input of an X range and for this reason we want to refer to the statements there e Edit position X The position X co ordinate or the ni na value for this cross section may be edited e Delete posit
130. r in comparative search for already performed vehicles In the dialog Determine roll centre height and vehicle flexibility coefficient see Chapter 5 2 6 2 all vehicles with this running gear are analysed whether they coincide with one of the comparative criteria G2 h2 C2 see Chapter 5 2 6 e Type Additional identifier of the dataset in the database to mark the vehicle body belonging to the running gear carriage The denominations for running gear and type may be combined one with the Ce other ad lib whereby the combinations may exist in the database only one time such as FW1 GA1 FW1 GA2 FW2 GA1 FW2 GA2 DIMA user manual Page 62 of 150 e Weight loaded vehicle body G2 Gravity height of loaded vehicle body h2 Secondary spring stiffness c2 The announced variables are the parameters which mainly influence roll centre height and vehicle flexibility coefficient In vehicles without secondary spring enter primary spring stiffness STOP To calculate comparison index VKZ entry of all three values G2 h2 c2 is stringently necessary e Roll centre height hcb vehicle flexibility coefficient sb Enter measured values of roll centre height and vehicle flexibility coefficient for loaded State 5 2 6 2 Dialog Determine roll centre height and The dialog Determine roll centre height and vehicle flexibility coefficient is called upon button Determine in database Runnin
131. regulations issued in 1992 TE issued in 1938 and The Russian standard GOST 9238 83 issued in 1983 However the static calculation according to TE in contrast to the kinematic method according to UIC which is no longer common practice in Europe may still be important for special applications and export e Calculation of vehicle construction gauge for standard gauge articulated trains The calculation methodology considers the regulations below UIC 505 1 10th issue of May 2006 UIC 505 5 2nd issue of January 1977 UIC 506 1st issue of January 2008 EBO issued in 1992 and TE issued in 1938 DIMA user manual Page 13 of 150 e Calculation of vehicle construction gauge for pantographs according to the regulations UIC 505 1 and EBO 89 and Annex 3 e Calculation of bogie displacements under the vehicle in horizontal and vertical directions without taking into consideration pitching and rolling on the springs The analyses are based on the determination of the pitch and yaw angles according to the former GDR standard named TGL 32439 01 e To investigate the buffer head geometries according to UIC 527 1 3 issue dated April 2005 e To analyse the end wall geometry and coupler deflections in curve radius and s curve Here it is possible to investigate the rail configuration of an s curve with intermediate straight upon determination of a virtual curve radius Calculation is performed according to Friedri
132. rs we calculate the vehicle construction gauge in a common way und thus find out the worst case precalculated deflections caused by the radial adjustment of the forerunner module for the follow up modules For each In comparison with a traditional vehicle missing running gear we have to find out two precalculated deflections caused by the radial adjustment of the forerunner module max positive and max negative When having determined all missing precalculated deflections caused by the radial adjustment of the forerunner module at one module it is possible to calculate vehicle construction gauge by changing the equations for geometric overthrow like for a standard single vehicle Calculation is carried out correspondingly for all other connection modules This approach results in the first boundary condition in the calculation of articulated train sets Articulated train sets may only be calculated if the whole articulated train set STOP is determined in terms of its curve geometry This condition is fulfilled if the number of running gears under all hinge modules is at least by 1 one greater than the number of the hinge modules The used destination of precalculated deflections caused by the radial adjustment of the forerunner module excludes an articulated train set configuration with two sequenced modules determined in their curve geometry two modules of type 2 also two short coupled single vehicles At this p
133. ry detailed knowledge of the vehicle s design data in particular of the running gear The so called VKZ method was created within the scope of a Diploma project performed at the Institute of Rail Vehicle Engineering at the TU Dresden The abbreviation VKZ stands for comparison index and connects the three significant influencing parameters with S and he These are the weight of loaded vehicle body Go gravity height of the loaded vehicle body h2 and spring stiffness of the secondary suspension stage Cp G h C3 VKZ We assume that the weight of the vehicle body G2 which acts on the lever ho brings out a moment of the force on the suspension springs It is necessary that a suitable spring stiffness counteracts this moment In vehicles with geometrically identical running gears commensurable properties of the vehicles upon these three parameters one may also compare the values of vehicle flexibility coefficient S and roll centre height Ne With a comparison index VKZ of a known and surveyed vehicle and the comparison index VKZ of the vehicle to be investigated it is possible to find out a value for the vehicle flexibility coefficient s in a relatively simple and exact manner by the following rule of three Ba Sy VKZ VKZ Sy VKZ Values of the new vehicle Sa VKZq Value of the vehicle out of the database The s and h values of the database are only related to the loaded vehicles since the vehicle flexibility
134. ry spring stiffness c2 Enter spring stiffness of secondary spring for one vehicle side including roll support plant limit dimension for minimal value e Hardness of return springs between bogies and vehicle mass cx Enter spring stiffness of the return springs between the bogies and vehicle mass in the cross points cx Q if this spring is not available e Nominal size of effective pendulum length lPd Enter effective length of bolster pendulums e Perpendicular angle of bolster pendulum inclination in normal position eps Enter angle of inclination of the bolster pendulums perpendicular angle in inoperative position of bolster pendulums in radian eps 0 for parallel pendulum DIMA user manual Page 66 of 150 e Suspended bogie mass rotation centre height hO Enter suspended bogie mass rotation centre height 0 above rail surface 5 3 Project definition 5 3 1 General The collection of the data about a vehicle or articulated train set including calculation specific information is defined as a project In principle one may edit simultaneously as much projects as possible But think of the limits arising from clarity or capacity of your hardware With the corresponding commands in the File menu as well as the buttons in the Project toolbar it is possible to create a new project open an existing project and save exit the current project As a rule in case of more than one opened projects the project w
135. s Vehicle subtype select among conventional wagons and special wagons according to par 7 1 1 2 2 2 of UIC 505 1 Use in Finland Select possible use of the vehicle in Finland meine 430 3 Annex 1 Poeran vehicle Vehicle subtype Select between locomotive and multiple unit Parameters for pantograph calculation according to UIC 505 1 Calculation according to UIC 505 1 par 6 4 according to EBO Calculation according to EBO 9 or Annex 3 You may calculate vehicle construction gauge for pantographs according to UIC and EBO for single vehicles only DIMA user manual Page 81 of 150 Parameters for the calculation of pantograph Calculation of vehicle construction gauge of pantographs according to EBO is performed according to 9 or Annex 3 as a comparison of the reference contour against the available minimal structure gauge according to EBO Calculation is here performed for the critical vehicle displacements or positions each to the inside and the outside of the curve These states are represented upon the critical radiuses which have to be entered into the list box as a function of existing cant efficiency and cant excess The relationship is described in the calculation below Frit 7 11 8 v HWE Parameters for pantograph calculation according to Cant excess of th Cantde 0 000 J 0 180 0 180 0 180 0 180 Adency of the track uef Critical radius Rkrit m 650 650
136. s used simultaneously as the file name the projected is saved as You may preset information about editor and firm in the program options see Chapter 5 1 1 When creating a new project the defined data are displayed as a proposal in the corresponding fields DIMA user manual Page 70 of 150 5 3 3 2 Index card Vehicle WE Beispiel 1 1 Lokomotive mee Project information Vehide Vehide module datasets Reference profile Parameters of the calculations Module type vehicle type to be calculated Powered vehicle Selection of vehicle type Tilting system Calculation with tilting system Vehicle with tilting system From database lt Tilting system dataset not selected gt ile ee 3 Project own Type of pantograph tilting 2 Non tilted Counter totated Centered lt eee No beta 7 ip m h m hC m sH wamax m alpha Sn hp m C Users Public Documents IFB Projekte Beispiele Beisy Write protected Figure 40 Project definition index card Vehicle On index card Vehicle we choose the type of vehicle according to UIC we have available the types passenger vehicle wagon and powered vehicle Single vehicles and articulated train sets are handled in the same way here that means type of vehicle and tilting system states are defined analogously For passenger vehicles and powered vehicles you may define the tiltin
137. sitions according to EBO R v Mathematically rounded to meter or kilometre hour Ue Uef Mathematically rounded to millimetre 3 decimal positions All values of the table a rounded to tenth of a millimetre 1 decimal position DIMA user manual Page 18 of 150 Calculation results for buffer head geometry Minimum width of buffer head Mathematically rounded to millimetre Calculation results of vehicle end geometry and coupler deflection dB Mathematically rounded to millimetre 3 decimal positions Gamma Gamma1 Gamma2 Rounded up to 2 decimal positions H H1 H2 Mathematically rounded to millimetre 3 decimal positions Omega Omega1 Omega2 rounded up to 2 decimal positions u u1 u2 rounded up to millimetre 3 decimal positions w w1 w2 rounded down to millimetre 3 decimal positions Z Z1 z2 rounded down to millimetre 3 decimal positions 3 2 Calculations carried out on a single vehicle With the DIMA program you may carry out the following operations for a single vehicle e to calculate vehicle construction gauge e to analyse vehicle end geometry and coupler deflection e to calculate bogie displacement as well as e to determine buffer head geometry The options for calculations are based on the regulations referred to in Chapter 2 It is possible to calculate single vehicles as well as articulated train sets described in the following chapter also with active tilting system Moreover the DIMA s
138. sitions For these analysis options the minimal values of the distance between vehicle end walls distance of parallel end walls in s curve distance between end walls at roof edge height as well at buffer height during changes of inclination are output DIMA user manual Page 121 of 150 5 5 3 Output values and tables of the total report 5 5 3 1 Cover and input variables The cover of the report contains administrating information about the editor firm name of editor date information about the project project name and description as well as a list of performed calculations The input values include e Reference profile name of the reference profile as well as co ordinates of the vertices e Vehicle parameters all data from the project definition about vehicle bodies and running gears of vehicles modules of an articulated train set e Parameters of the tilting system e Parameters of bogie displacement e Parameters for calculation of vehicle construction gauge as well as e Parameters to calculate vehicle end geometry and coupler deflection You may enable disable each of this blocks on index card Elements in the dialog Report elements see Chapter 5 5 2 1 5 5 3 2 Result output for bogie displacement For bogie displacement the following results are output according to the selected bogies see Chapter 5 5 2 4 e Yaw angle wh Yaw angle of the bogie under the vehicle body in X Y plane e Pitc
139. splacements of running gear Vehicle body General data End wall calculation data Reference profile In addition to this overview Annex B includes a detailed list of the input variables used in the databases Running gear and Vehicle body correspondingly assigned to the individual partial analyses and their various calculation modes During program sequence all variables without a data entry that means an empty input field in the database or the project definition are interpreted as zero 0 DIMA user manual Page 69 of 150 5 3 3 Project definition structure 5 3 3 1 Index card Project information he Example 1 1 Locomotive Project information Vehicle Vehicle module datasets Reference profie Parameters of the calculations Current project Project name Example 1 1 Locomotive Project name an Author Remarks to the project CA Users Public Docu me nts I FB Projects Examples Exar Figure 39 Project definition index card Project information The index card Project information includes input fields to identify and specify the project These are output in the total report on the cover sheet Information of the index card Project information are output on the cover part of the total report The project name which is foreseen to identify the project is proposed in the dialog Save as and i
140. splay and colours of graphic elements With these options one may switch on off the graphic elements Centreline and Grid or change their colour In the graphic window Vertical section there is no centreline available for this reason the control elements are disabled e Display legend With this button you may switch on off the legend e Display co ordinate origin For better recognition display of vehicle vertical section may be limited to a section whose width co ordinates are adapted to the real current width sizes of the vehicle contour When activating select box Display co ordinate origin the entire section from vehicle middle to outer vehicle contour is displayed DIMA user manual Page 96 of 150 e Show sampling rectangles The display of sampling rectangles makes it possible in particular in the regions of maximal vehicle width to check the equipment housing of units fittings or similar parts on vehicle by means of graphic display e Recalculation while sampling If this button is activated then the width of the construction gauge is recalculated at the position of the sampling bar In the other case the value is interpolated through the both next neighboured calculation points see also Chapter 5 1 1 When selecting recalculation the calculation time for determination of single points is increasing As a result retardations in the motion of the sampling bar may occur in systems of low efficie
141. stem the results are graphically represented In all graphic windows you may scale up down see Chapter 4 4 details in some windows sampling of curve paths is possible A view of the main dimensions of the vehicle module is possible for all but the graphics of the buffer head dimensions Upon command Main dimensions of the context menu or the Analysis menu this overview diagram is displayed DIMA user manual Page 91 of 150 Le Module main dimensions xX neea eea a a aa a a a a oaa a aa RE OIE OIE SHEN C moan Hoan OaMnrononnemnmncsone Figure 58 Dialog Module main dimensions 5 4 2 Print and export graphics It is possible to print the analysis graphics upon the selected and configured printer printer configuration see Chapter 5 1 2 Printing is performed upon the command Print in the File menu It is possible to export the analysis graphics in various graphic formats for further editing If selecting the dialog Graphics the menu command Export out of the context menu or the File menu opens the Windows standard dialog Save as The select field File type shows the available file formats e Pixel format Bitmap bmp and e Vector format Windows MetaFile wmf Furthermore one may export vehicle cross sections in the DXF format for further processing in CAD programs This export is carried out upon the Export gt
142. t of the element DIMA user manual Page 112 of 150 ete ene ae Calculation positions for bogie displacement calculation Calculation positions for vehide end wall calculation Elements Calculation positions for reduction a Seieien atone angan Cover Reference profile Vehicle parameters Parameters tilting system Parameters bogie displacement Parameters reduction Parameters vehicde end geometry and coupler deflection Results of bogie displacement analysis according to TGL 32439 01 Results of reduction Results of calculation of buffer head dimensions according to UIC 527 1 Results of calculation of vehide end geometry and coupler deflection Figure 82 Report elements index card Elements Report language may be determined upon the following button DEU Deutsch Deutschland ENG English Great Britain Figure 83 Selection of report language 5 5 2 2 Index card Calculation positions for reduction Choose selection positions of reduction on index card Calculation positions for reduction This index card has an own toolbar pn eens sn SETE YP X asp Beee nein Figure 84 Toolbar of index card Calculation positions for reduction DIMA user manual Page 113 of 150 E ay Report elements Calculation positions for bogie displacement calculation Calculation positions for vehide end wall calculati
143. tabase directory specified above 1 3 2 Update of version 2 x If you have already installed a version of DIMA 2 x you have to perform the update achieved on your computer e Execute the file UPDATE EXE on installation medium You are guided through the installation procedure by an assistant The Update will only be carried out if there is a former DIMA version available on your system For updates please pay attention to the corresponding hints on the installation medium handed over DIMA user manual Page 12 of 150 2 Program concept The DIMA program is designed to calculate the main vehicle dimensions according to the current German and European regulations Since these regulations may be generalised you will be able to use this program also for vehicles to be exported worldwide However it is necessary to check in each case whether special regulations exclude such an application or not DIMA allows performing the following operations e Calculation of vehicle construction gauge for standard gauge railway vehicles that defining the length width and height dimensions of the vehicle bodies and running gears according to the kinematic and static methods The calculations underlie the following regulations UIC 503 7th issue of February 2007 UIC 505 1 10th issue of May 2006 UIC 505 5 2nd issue of January 1977 UIC 506 1st issue of January 2008 EBO Railway Building and Operational
144. tanaan eA s a Rzw SNCF alle Test ENG Curve radius Ri m 150 000 Slope of longitudinal axis Beta 5 645 Track coordinate Y m i o b on 0 Track coordinate Z m Figure 76 Analysis graphics Vehicle end geometry and coupler deflection The analysis graphics Vehicle end geometry and coupler deflection may be displayed in the modes Display in the curve see above Display in s curve as well as Display in inclined rail which may be selected upon the command Analysis type of the context menu or the Analysis menu as well as the corresponding buttons on the toolbar If the calculation results in a vehicle middle offset greater than the value allowed by the coupler s operational length the user is informed adequately For the single modes different results are displayed in the legends DIMA user manual Page 107 of 150 Table F Display of shown results for the single modes Display in the curve Curve radius Ri m Inclination of longitudinal axis beta Display in s curve Curve radius Ri m Offset of longitudinal axes u m Distance between vehicle end walls w m Coupler deflection angle Gamma Inclination of longitudinal axis beta Display in the inclined rail Effective rounding radius Rw m Equivalent ramp angle Omega A 1 F Instantaneous center of rotation RP Q m Ry AZ v Not represented
145. taset to database oo cece ccccccssccssscessecesecessecesecessecessccsecessecesecessecesecessecesscesecesseeesseesaeens 73 Fister 43 Dialog Add dataset 10 Cala base areni iona A A E GAANG 73 Figure 44 Example Buttons of articulated train set MOCUIES ee ecccccccccecececececeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeeeee es 74 DIMA user manual Page 139 of 150 Figure 45 Context menu Articulated train Set MOdUIC siiis tinina aiiis nanda aisina nobar aa aaaeei niaes inana setia 74 Figure 46 Project definition index card Reference Profile cecesccsssccssscsscccssscesscessscsnasessecensscenscenscessacesseeenasesseeens 75 Figure 47 Dialog Reference profile options sccsescesscssetsescscsssconescesscoseseesscssssenscosssconseoessceneseenscssessenscssessenseoenncese 76 Figure 48 Project definition index card Parameters Of the Calculation cc ccc cesccssccesecessccesecessecesscessecesseeeseeeaeens 79 Figure 49 List field Parameters for pantograph calculation according tO EBO 00 cece ccccccesccessecessseeessesesseeeeaes 82 Figure 50 Context menu Parameters for calculation according to EBO cee ecccccssccessecesseccessecessecesseecessesesseeesaes 82 Pisiite sD ialoe Add edit VAS xk 3 A T A E A eens 83 Figure 52 Definition of input values for bogie displacement around Y Axis cccccececccecccecccceceeceeeeccceceeeceececeeeeeeeeeeeeeeeeeeeeees 85 Fig
146. ter length of the dataset identifier is 255 characters Each dataset identifier may only be used one time in the corresponding Ce database During saving it is checked whether the dataset identifier has been assigned multiply if yes this is pointed out to the user The databases are edited in all database edit windows according to the same procedure With a database navigator you may move in the database as well as create and delete datasets DIMA user manual Page 36 of 150 New dataset Delete dataset Rename dataset Save entries Reject entries Search for dataset LL Datasets Goto dataset abl Dataset Example 1 2 Pantograph Example Multiple unit Example 3 Powered unit Example 4 Coach Example 5 Articulated vehicle Example 6 1 Covered wagon Example 6 2 Bogie tank wagon Example 6 3 Bogie hopper wagon Example 7 Active tilting system Search Figure 23 Database navigator Inserts a new dataset before the current dataset Deletes the current dataset Changes the name of the current dataset Saves the changes carried out on the current dataset up to now Only active if dataset in edit mode Cancels editing of the current dataset undo and recovers the state before the changes Only active if dataset in edit mode When entering the dataset identifier in case of consistent root word search for the desired dataset 1s simplified When
147. th the vehicle body 2 For pantographs which incline together with the vehicle body and which are equipped with a counter tilting system it is necessary to enter the pantograph tilting angle 3 For pantographs on vehicles without tilting system which have an own centering system it is necessary to enter the tilting angle e Flexibility factor of pantograph supporting frame Sn Due to the immoderate transverse displacement value of the bow on tilting system vehicles one has to mount the pantographs on supporting frames that do not incline with or are equipped with active shifting elements For the flexibility factor of the supporting frame of the pantographs 2 cases have to be discriminated UIC 505 1 Annex F 7 1 Pantographs on frameworks such as ETR 460 FIAT the value for sn is related to this framework 2 Pantographs with active shifting elements The flexibility factor of the supporting frame sn results from the value of vehicle flexibility coefficient s of the vehicle body e Pantograph tilt centre height when tilted hp For a tilting system enter centre height of the pantograph in meters above RS around which the pantographs incline through the tilting system under a tilting angle STOP If there is no entry for vehicle flexibility coefficient roll centre height or lateral bogie body play then these entries are regarded as zero DIMA user manual Page 57 of 150 5 2 5 Database Reference profile In
148. ties and stop blocks which may achieve the dimensions 115 or 125 mm in working position in the vicinity 3 m of convex transitions R 250 m and in the vicinity or inside concave transitions R 300 m UIC 505 1 7 1 1 3 1 1 p 46 7 1 1 3 1 2 p 49 and 6 3 7 p 39 EBO Annex 7 Figure 3 All vehicles secures trafficability of convex and concave transitions R gt 500 m but not any component excluding wheel flange may be located below RS UIC 505 1 7 1 1 3 2 p 53 For passenger vehicles unoccupied luggage vans wagons only interior suitable for hump shunting secures trafficability of convex transitions of the radius gt 250 m but not any component excluding wheel flange may be located below RS UIC 505 1 7 1 1 3 1 1 1 p 48 Passenger vehicles occupied secures to keep the Reference profile for the lower parts of occupied carriages according to DIMA user manual Page 77 of 150 Reference profile type TE Wagons suitable for hump shunting Secures suitability for hump shunting upon inclination radiuses R lt 300 m TV 48 p 168 and sheet 14 p 176 Powered vehicles suitable for hump shunting secures trafficability of humps radius defined to R lt 300 m similar condition for wagon TV 48 p 168 Reference profile tyoe GOST No lower conditions The conditions of the reference profile directly correlate with the conditions in the lower range of index card P
149. tifier of dataset Example 1 1 Locomotive lt Dataset Example 1 1 Locomotive EE EA Example 1 2 Pantograph Example 2 Multiple unit Example 3 Powered unit General data Example 4 Coach Length over buffers LP m Example 5 Articulated vehicle Length over vehicle body LWk m Ea n paroa Bogie pivot wheelbase distance a m Example tiae happer wagon Distance buffer hinge point front end wall GSv m Example 7 Active tilting system Vehide overhang from running gear front end SLv m Static asymmetry eta Cross traverse of loading unit gLE m Search Figure 24 Database Vehicle body Part 1 General data DIMA user manual Page 39 of 150 Datasets Goto dataset _ abl Dataset Example 1 1 Locomotive pi k in dalari Example 1 2 Pantograph Example 2 Multiple unit Example 3 Powered unit Arcticulated train set parameters Example 4 Coach Hinge point height front end hv m 0 000 Example 5 Articulated vehicle Hinge point height rear end hh m 0 000 Example 6 1 Covered wagon Identifier of dataset Example 1 1 Locomotive Example 6 2 Bogie tank wagon 252 2002S EG Ba Example 6 3 Bogie hopper wagon Roof edge height above buffer level hD m 0 000 Example 7 Active tilting system Buffer height hP m 0 000 Roof edge radius RD m 0 000 Data for pantograph calculation Pantograph flexibility index t m 0 000 Pantograph construction installation tolerance tau
150. total report Furthermore the characteristic feature of this position may be described under Remark DIMA user manual Page 114 of 150 Section Vehicle module input of X co ordinates ni n values Heights for new calculation positions Standard calculation positions X Input single calculation position X N Input X range Delete whole module Figure 86 Context menu of the section Vehicle module e Standard calculation positions X This menu button calls a dialog to select common vehicle cross sections of a vehicle construction gauge calculation kE Standard calculation p sitions Set standard calculation positions for Module Modul 1 F Vehide end wall front end Guiding cross section front end Middle between guiding cross sections F Guiding cross section rear end F Vehide end wall rear end For all modules as far as possible lt Figure 87 Dialog Standard calculation positions e Input single calculation position X N At this position you may define single vehicle cross sections for output of reductions in a dialog DIMA user manual Page 115 of 150 Swe Single calculation Enter calculation position for Module Modul 1 Entry of local X m Entry of coordinate ni in the direction of Front guiding cross s gt front end wall Figure 88 Dialog Input of calculation cross section
151. ulting gauge X3a for the determination of reduction to the inside of the curve develops Find out a vehicle construction gauge for reduction to the outside of the curve with corresponding z value and the play approach according to the position of the cross section just investigated without taking into account the rotation by the tilting system That means only the other position in the curve and the stronger rolling motion by quicker passage of a curve are included Gauge X1b is created Rotation of line X1b around the roll centre with tilting angle Line X2b is created Cutting and mirroring of the line X2b at the center line The resulting gauge X3a for the determination of reduction to the outside of the curve develops Superposition of the resulting gauges for all considered tilting states lines X3a X3b Y3a Y3b with the line from standard calculation of vehicle construction gauge and if necessary with the hitherto resulting vehicle construction gauge from another tilting system The resulting vehicle construction gauge for vehicles with tilting system is formed DIMA user manual Page 23 of 150 Reduced line for the Around centre of Resulting gauge for inside of the curve rotation tilted line for determination of Normal vehicle construction Overthrow accor the inside of the curve reduction to the inside gauge ding to zone of the curve Plays and z for the inside of the curve Reduced line for the Aroun
152. ure 53 Definition of coupler spring deflection UpWard downward eseeesssssssseeoeeerresssssssssssceerrresssssssssseseeereeeeesssss 86 Figure 54 Definition of chain dimensioning to determine coupler deflections 20 0 eeeccesseeecceeeeeceeeeeaeeeeeseeeeceeeeeeeeeeeeaaaeees 87 Figure 55 Dialog Determination Of imaginary radius 00 ee eee cee ccessccesseceessccessecesseecessecesseccessecesecesssecesesenseeesaes 88 Figure 56 Definition of imaginary Curve radius CalCUlation ceeceeccccccccccccecececeeeceeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee es 89 Figure 57 Dialog Errors and hints according to project Cefinition 0 0 cc cccccsccessccesecessecesecessecesecessecesseeesseeseees 90 Figure 58 Dialog Mod le MAIN CIMENSIONS sccseccesccssersercssessconcccesscsscssesscssessensesssconseoesscsneceenscssessenscssessonseoenncene 92 Piece s9 Dalos EXPO DAE insiden T ie eae ce st se ed cacao TERA AE E RETR 93 Figure 60 Analysis graphics Vertical section eessesssseseereeesseesssssesssrereesesesesssseseseereeeseresssesessseeereeeeseressssesessereeeesesesssseesseeee 94 Figure 61 Management of vertical sections index card Vertical sections o noenneensensesseoseessesssesrneseesressessesneeseesressesse 95 Figure 62 Dialog Colour and style of cross section sessnseeseessesneeseessessessressrsseesrrsstesresnissresrsseesesnessresnrsseesressesse 95 Figure 63 Di
153. urve passage in outer chord position for the vehicle or all modules of an articulated train set Approach by TU Dresden assumes the worst case when the lateral plays come together DIMA user manual Page 24 of 150 3 5 Calculation of static bogie displacement Exploration of bogie displacements relies on the GDR standard according to TGL 32 439 01 Starting from the calculation of the pitch and yaw angles we find out the limit positions of each bogie in vehicle X Y horizontal and X Z directions vertical The horizontal limit position represents the bogie s area demand with the rectangular dimensions length and width of the running gear see Chapter 5 2 3 5 at horizontal turning off The vertical limit position stands for the available installation area taking into account turning off around the pitch angle starting from a rectangular area to be kept free with the sizes length by height of the running gear In general the vertical turning off results in different angles for the range pivot point plane gt vehicle centre and the range pivot point plane gt next end wall This is due to the different position of the bogie when entering ramp against ramp exit STOP Calculation and representation does not consider the vehicle s rolling and pitching motions on its springs 3 6 Calculation of vehicle end geometry and coupler deflection With the DIMA program you may calculate the vehicle end geometry of standard g
154. v SLh a 0 Front end wall i Rear end wall it Section front hinge point buffer Section rear hinge point buffer GSv_ LWk a GSh LP Module type 0 LP GSv LWk a GSh SLv SLh 0 Figure 26 Definition of chains dimensioning vehicle module geometries For hinge modules of type 0 the values SLv and a are not significant DIMA user manual Page 42 of 150 e Cross traverse of loading unit qLE For traffic with continental wagons running in Great Britain the turning bolt of the British Railways BR allows 6 mm cross traverse of loading unit If 100 M 2196 0015 bolts are used for the wagon UIC jigger pin according to ERRI B 112 RP 7 and RP 8 and UIC ERRI drawing a cross traverse of 12 5 mm is to be used For this reason when using UIC jigger pins a reduction of 6 5 mm is required on both sides UIC 503 Annex B 2 1 5 2 2 2 Data for articulated train set modules e Hinge point height front hv shinge point height rear hh Enter hinge point heights on front and rear at each module These values are considered in the lower calculation of vehicle construction gauge of the articulated train sets on the one hand On the other hand these values are taken to check correct sequencing of the modules Enter values only for articulated train set modules These values do not Ce describe buffer height at single vehicles This height is requested in Chapter Data for end wall calculation 5
155. ven u gt 0 2 During the calculation of driven vehicles running gear is regarded as driven or not driven depending on friction coefficient during starting u Different positions of the driven vehicle in the groove of the rails during curving result here from According to UIC 505 Par 7 2 2 1 w2O 2 they are regarded as driven W lt 02 regarded as not driven DIMA user manual Page 50 of 150 5 2 3 2 Lateral bogie body plays and lateral plays e Axle bow lateral play q Axle bow lateral play stands for the transverse displacement between wheelset and bogie frame or between wheelset and vehicle body according to each side for vehicles with single wheelsets Measure axle bow lateral play immediately at wheelset bearing where all components are maximally worn In free steering wheelsets axle bow lateral play includes also the deflection of the wheelset holders e Lateral bogie body play in straight rail w0 The lateral bogie body play describes possible transverse displacement of bogie pivot and bolster out of the centre position to each side in the straight rail Measure lateral bogie body play immediately on the significant components where they are maximally worn e Description of lateral bogie body play as a function of curve Lateral bogie body plays depending on the curve describe the possible transverse displacement of bogie pivot and bolsters out of the centre position to each side each as a function of the rail
156. window of the cross section height above RS is specified rather than the local co ordinate X for the vertical section Starting from the current Z co ordinate of the sampling bar one may immediately shift to the graphic window Vertical section Go to vertical Ce section in the context menu as well as in the menu Analysis button on toolbar see 4 2 DIMA user manual Page 104 of 150 5 4 5 Analysis graphics Bogie displacement fie File Database Analysis Evaluation Windows Options Help ol x ws 7 O Wiogd 2HRABoHe 2 Vike Rzw SNCF alle Test ENG I Sampling of maximum limit position z Modul 1 1 mt2 Bogie 1 Height h above RS m 0 940 Hi m 2 006 H2 m 5 694 H3 m H4 m ni m 1 844 n2 m 1 844 n3 m n4 m A T Traction rod connection Height h above RS m o Figure 73 Analysis graphics Bogie displacement The analysis graphics shows the reference contour of the bogie displacement according to the selection plane chosen The selection planes vertical X Z plane or horizontal X Y plane are chosen by the command Analysis type of the context menu or the menu Analysis In the toolbar you have available the corresponding buttons see Chapter 4 2 Selection of the running gear to be analysed is performed upon the command Analysis type of the context menu or the Analysis menu or upon the toolbar button
157. y margin will be defined in millimeters 5 6 2 Wireframe The wire frame wire frame model is the three dimensional contour of the vehicle construction and the boundary line for non insulated live parts on the roof This is created by combining several cross sections of the vehicle or Module of articulated train set in the longitudinal and transverse directions The number of cross sections defined the accuracy of the model and the size of the STEP file e Allocation of sections Three ways can be used to distribute the wireframe model to support cross sections l Smart The program determines the cross sections First the standard vehicle bodies in X direction are used Further cross sections can be found by changing 3 parameters Maximum change of elevation angles of vehicle contour Maximum allowed change of width Maximum allowed distance between supporting points 2 Equally distributed The user can specify a number of cross sections min 10 that are distributed evenly over the vehicle or module length At a very high number of cross sections the computing time when creating or opening the STEP file is significantly increased 3 User Defined DIMA user manual Page 131 of 150 amx j RE User specified calculation positions en X X amp Local X coordinate m 0 000 na 3 368 Vehide end wall front end Local X coordinate m 8 100 ni 4 732 Figure 103 User specified calculation positions

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