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SPIEGEL - Transcat PLM
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1. Identifier Track Only needed for geometric presettings for the lane surface Can be chosen asa CATIA geometry TransCATGmbH amp Co KG 15 CATIA Software SPIEG EL Spring Deflection Only needed for the presettings of the lane with data Spring deflection values determine the vehicles position on the track Spring deflection has positive values opposite negative Refer to the vehicle coordinate system the ongin lies in the center of the front axle Struc ture Position Only needed for the presettings of the track with data The distance between the vehicle coordinate system and the track without spring deflection values Refer to the vehicle coordinate system the ongin lies in the center of the front axle Axle Only needed forthe presettings of the track with data Distance between the axles Width Entire width of the vehicle For ground lights on trucks Width of the driverscab at the point described by the Nom Most Backward Point Only required forthe interior miror in the USNom Can of the Vehicle be chosen asa CATIA geometry Most Forward Point of Only required for ground lights on trucks Vehicle Can be chosen asa CATIA geometry H Point Tra vel Only required for points of the eyes in US Nom default 165m Seat Angle Only required for points of the eyes in US Nom default 25 degrees TransCcATGMbH amp Co KG 16 CATIA Software SPIEG EL P
2. The location of the point of the eyes in the ECE Nom is defined by the location of the seating reference point and the position of the vehicle on the track e g by spring deflection 1 1 1 1 Passenger Vehicles The location and the size of the regulatory field on the screen can be derived by the following table Type of Minor Position Size Interior M imor 60 m behind Height upper minor point above the the point of the lane eyes Width from 10 m to the left of up to 10 m to the right of the center of the vehicle Exterior Mirror 10 m behind Height upper mirror point above the Driver side the points of track the eyes Width 2 5 m beyond the point of the vehicle s point of greatest width Exterior Mirror 20 m behind Height upper mirror point above the Passenger side the points of lane the eyes Width 4 m beyond the vehicle s point of greatest width The height of the field is re calculated when adjustments are made to the minors upper miror point above the lane While height can be ignored the position of the regulatory field on the track is identical in width and location 1 1 1 2 Trucks Displays of the eye range forthe ECE Truck Nom solely take place in designated space areas The regulatory areasin use are similar to those used by DaimlerChrysler AG TranscCATGMbH amp Co KG 4 CATIA Software SPIEG EL Type Position Size Exterior M imor Driver Side 10
3. amp Co KG 25 CATIA Software oor fcr fT The occulatation geometry has to be entered in form curves in CATIA The contours need not be closed They will be treated as if they are closed over the initailand end points during the calculation Then the program will examine if the lines going from the eyes to the minor i e being reflected off of the miror hit the contours The program alters Non planar curves for the calculation of their compensation plane Therefore they must completely lie between the minor and screen for direct coverage i e between minorand points of eyes for indirect coverage TransCATGmbH amp Co KG 26 CATIA Software SPIEG EL The contours are sub divided into four kinds of occultation Direct intenor occultation Geometry Occultation of sightline of the eyesto the mirror by the contours Occultation occurs by the interior area e g x intersections for exterior minors Direct extenor occultation Geometry Occultation of the sightline of the eyesto the minor by the contours Occultation occurs by the extenorarea e g intersections through the casing of the mirror Indirect intenor occultation Geometry Occultation of the sightline leaving the mirror by the contours Occultation occurs by the interior area e g x intersections for exterior mirors Indirect extenor covering Geometry Occultation of the sightline leaving the mirror by the contours
4. amp Co KG 5 CATIA Software SPIEG EL 1 1 2 US Nom FMVSS111 The Position of the points of the eyes in the USNom FMVSS111 depends upon the seating reference point the position of the vehicle on the track spring deflection and two more parameters namely the so called H Point Travel and the Torso Line orthe degree at which the driveris leaning into the seat These parameters have been standardized at the following values H Point Travel 165 mm inconvenient seat position Torso Line 25 degrees Depending on the position of the mirror it is presumed that a driver will tum his her head and the points of the eyes will no longer be parallel to the vehicle s axles The points of the eyesare re calculated with each adjustment made to the minors in the program therefore a head tuming can occur if the given angle described in the Nom isexceeded The calculation of the points of the eyes in the USNom conesponds to the tnals that the DaimlerChrysler AG conducts TransCcATGmbH amp Co KG 6 CATIA Software SPIEG EL The location and size of the regulatory area can be derived from the following table Type of Minor Position Size Interiror Mirror 61 m behind Height upper mirror point above the track the backward Width Is calculated according to the mostpointof miror s positon to the points of the eyes the vehicle Exterior Mirror 10 7 m behind Height upper minor point above the
5. m behind the points of the eyes Height upper minor point above the track Width 2 5m beyond the vehicle s point of greatest width Main Miror Passenger Side 4m behind the points of the eyes Height The field is folded at a distance of 30 m the height corespondsto the upper most miror point above the track Width At 4 m the width of the field is 0 75 m if measured from the vehicle s point of greatest width The field widens in linear progression until it reeachesa distance of 30m behind the points of the eyesand a width Of 3 5 m Wide Angle Mirror Passenger Side 3 m behind the points of the eyes Height The field islimited ata distance of 25 m behind the points of the eyesand lieson the track Width Measuring from the point of the vehicle s greatest width the width of the field is 2 5 m The field widens in linear progression until itreachesa distance of 15 m behind the points of the eyesand a width of 12 5 m Ground Mnror Passenger Side Forwards Limitation Depends upon the forward most point of the vehicle The vertical plane limits the field to the front and lies 1 m in front of the points of the eyes If the vertical plane lies closer than 1m in front of the points of the eyes then this plane is considered The fied lieson the track Width Add 0 2 m to the greatest width of the dnverscab and 1 m beyond that point TranscATGMbH
6. plane is represented along the entire width and to the height of the mirors with the upper edge being the Sightline TranscCATGMbH amp Co KG 11 CATIA Software SPIEG EL 13 2 Views in CATA CATIA Drafting displays the eye range for ECE Passenge Vehicle Screen and the US Passenge Vehicle Screen Noms The program createsa draft TC MIRROR in the current CATIA model as soon asthe program displays the eye range or switches to it if already present The following viewscan be created if needed TC FAHRER Range is shown on the screen with the exterior minor driver side TC FAHRERSPH Foran asphencal exterior minor driver side gt View isshown with spherical part of the miror Is only created when the spherical part is being examined gt see Data TC FAHRERKO NTUR The contour of the driverside miror gt is created in the Programmpunkt show contour TC BEIFAHRER View onto the screen with passenger side mirror TC BEIFAHRERSPH Foran asphencal passengerside minor gt eye rabge with spherical part of miror Is only created when the sphencal part is being examined gt see Data TC BEIFAHRERKO NT Contour of passenger side miror gt is created in the Programmpunkt show contour TCINNEN View on screen with intenor miror TC INNENKO NTUR Contour of interior miror gt is created in the Program point show contour TranscCATGMbH amp Co KG 12 CATIA Software SPIEG EL 2 Ins
7. track Driver s Side the middle Width 2 44 m beyond the point of the point of the vehicle s greates width eyes Exterior Mirror 10 7 m behind Height upper minor point above the track Passenger s Side the middle Width 2 44 m beyond the point of the point of the vehicle s greates width eyes The height of the field is re calculated when adjustments are made to the minors upper miror point above the lane While height can be ignored the position of the regulatory area on the track is identical in width and location 1 2 Position of the Vehicle and the Minor The following data describes the minors planarorspherncal Contour in the actual CATIA model The point of rotation of the miror The mirnorsdistance to the point of rotation Parameters that define the shape of the glass forsohercal and aspherical mirrors Additionally the Nom requires certain data about the vehicle which must be given such as the width of the vehicle as well as data that reveals the position of the vehicle on the track gt go to Chapter Instruction Manual Data The reference axis system vehicle coordinating system of the Program is the CATIA Axissystem AXS1 of the current model The x axis must be running opposite the driving direction with the zaxis pointing upwards see Figure fig 2 TranscCATGMbH amp Co KG 7 CATIA Software SPIEG EL 1 2 1 Minor Plane and Miror C oordinate System In the case of a s
8. CATIA Software EASES p w Noms D 1 1 EC E R 46 Nom 1 1 2 US Nom FMVSS111 6 1 2 Position of the Vehicle and the Miror 7 1 2 1 Mirror Plane and Miror Coordina tesystem 1 2 2 Angle 9 1 2 3 Mirror Surface 10 lay Ww Display in CATIA H W m 3D Displa 3 Views in CATIA m m Instruction Manual The MIRROR Program for CATIA from TransC AT 2 Starting the Program s2tL Data 2 2 Design Display Contours 2 3 Viewing the Miror Surface 2 4 Adjusting the Minors 2 5 Calculate Occultation N N N NI NIN NONN N e Ww l lA el ele E e B R Appendix N w Toubleshooting 2 TranscATGMbH amp Co KG 2 CATA Software SPIEG EL 1 General The Spiegel Program calculates the field of view with interior and exterior mirors with the goal to design mirors that meet the requirements of not only the ECE R 46 Nom for automobiles as well as trucks but also fulfill the conditions of the US Nom FMVSS111 1 1 Noms Within the respective Noms the legislator prescribes the particulararea at the rear of the vehicle that has to be visible through each minor The texts of the Noms refer to fields on the tracks that are limited by the horizon at their rears exceptions to thisare wide angle minors on trucks and ground mirrors However this procedure is not feasible for practical and mathematical trials This is why the TUV German Safety Standards Authorit
9. EL Parameter Spiegel kKS Parameter Glas Drehachse des Spiegelglases Spiegelkoordinaten system Fig 3 Aspherical Mirror Intersection Mirrorglass The contour of the miror surface is preset asa planar curve on the minor plane the projection direction is nomal to the plane Arcuated curves may also be preset for spherical mirrors but it must adhere to the given radius 1 3 Display in CATIA Depending on the chosen Nom the drivers eye range is shown in the Drafting screen Noms orin 3 D track and truck Noms 1 3 1 3D Display The drivers eye range is shown separately for the left and the right eye The color values for the curves can be altered in the settings of the miror in the Set Options menu You can also determine the limit for the display in this menu The track can be folded up optionally so that you can monitor the visible area above the track The limit represents the value up to which the sight range is drawn According to the Noms the specified data is relative to a particular point in most casesthe centroid point of the eyes Setting the Limit greater than the CATIA Limit for Infinity If the limit is greater than the x value of the regulatory field s nearest point it is also drawn up to the limit If you have folded the track then the regulatory field is folded aswell This only counts for track that stretch up to the honzon driver side passenger side and interior automobile mirors The
10. Occultation occurs by the extenorarea e g Limitation of the rear window for interior mirrors The curves can be selected in CATIA and are aranged to the curently selected button An intersection cannot be directly indirectly interior and exterioroccultating at the same time According to the setting of the button the selected curves are displayed in the highlight mode The contourscan also be chosen from the textfield in the CATIA multiselect If CRV is chosen here then the contour of the miror is possibly regarded asa occultation curve TranscATGmMmbH amp Co KG 27 CATIA Software SPIEG EL The Calculation is initiated with the COMPUTE button The duration of the calculation depends upon the number of occultation curves aswell asthe size of the eye range eyellipse This means that the calculation fora spherical miror lasts longer than fora planar minor with the same contours Output Only for the ECE Passenger Vehicle Screen and US Passenger Vehicle Screen Noms Occultation Regulatory Field The computated occultation of the regulatory field defined by the Norm Dependent upon the Nom it may not exceed a certain value E g forthe EWG Nom exterior miror 10 Occultation Eye Range The computated occultation of the eye range the area the minor illuminates on the screen without covering geometry The selected contours can be stored in a file vehicle data or entire da
11. Program Either start the program with the command m Miror in the command line or through the CATIA menu bar depending on what the settingsare The program cannot be started in the 2D Space Mode After the start the window for entering data popsup If at hand the last user related settings are loaded file MIRROR usr also see Data gt read files The program consists of the following menu points that are referred to above the buttons on the upper part of the window End program Data Display contour View window surface Adjust mirrors Calculate coverage Read file in data window Write file in data window Helpmenu 2 2 1 Data l The desired mirorand vehicle adjustments are made and a Nom ischosen in this window TransCATGmbH amp Co KG 14 CATA Software fA ajej ojs el The following entries must be made are possible Panel Vehicle The positioning on the track can be made with geometric presettings Selection of the lane or runway surface in the CATIA Model or by entering the structure positioning Selecting a Nom Selecting between ECE or US Nom Selecting a type of Selecting between driverside passenger side and Mirror interior mirror Mirror s Point of Point around which the minorcan rotate can be chosen Rotation asa CATIA geometry Seating Reference Point that determines driver s positon Point Can be chosen asa CATIA geometry
12. The CATIA screen is divided into 2 segments the upper dislays the view on the screen the lower displays the contour If the environment variable TC_MIRROR_ONE SCREEN is set on TRUE then the screen is not split The user can switch back and forth between the 2 views in the lower part of the motif window TranscCATGMbH amp Co KG 20 CATIA Software SPIEG EL 2 2 2 2 Examine Adjustment Angles Once the new contour has been calculated the necessary adjustment angles for each separate driver s position seating reference point can be examined After entering or selecting the new seating refemce point select the Adjust button The mirror is now adjusted so that the extreme beam ray tuming toward the driver connects with the respective upper most point on the screen self defined screen The window displays the changes of the adjustment angles in relation to the initial position and the minimum and maximum angles towarss the initial position The current setting can be taken overas the new initial point gt Take overangle as initial point The newly defined contour can be created asa planar CRV in CATIA gt Create a contourin the initial point within the model 2 2 3 View on Minor Surface B Random 3D curves and points can be displayed on the surface of the miror Therefore the size of the contour on the surface can be examined or re adjusted with the aide of the displayed elements This is possible with or
13. anel Minor Selecting a Nom Selecting the different Norms dependent upon the available license Selecting Miror Type Selecting between driver side passenger side or interior mirror or between driver side passenger side wide angle minor or ground minor for trucks Distance between Miror s Point of Rotation Distance between minor s point of rotation and the miror surface Ifa mirror contour is selected then this value iscalculated by the program Initial Position Vertical and horizontal angle of the minor at the desired initial see General Ifa miror contour is selected then this value is calculated by the program but they can be altered by the user Generally the zero point of the miror suspension is displayed Relative Angle to the If the desired miror position differs from the initial Initial Position postion then the mimorscan be adjusted accordingly here Identifier Contour CATIA minor contour identifier The contour must be in the current CATIA model asa planar or for sohencal mirrors asa bent curve CRV if the contour of the miror should not be calculated Menupoint Display Contoun it can be chosen under selection or by entering the identifier There are 2 possibilities for the positioning of the contour If the curve lies within the space then the program calculates the position of the curve in the absolute vehicle coordinate system according to the given point of rot
14. arting and end points Curves that are too sharp orthat are degenerated to lines can be the cause Error message during the calculation of the occultation Cannot find a closed contouron the screen Could be that the mirorcontourhasbeen chosen asan intenor occultation curve orthe entire eye range isoccultated TranscATGmMmbH amp Co KG 30 CATIA Software
15. ation and it conveys the distance and the initial point of the miror If the curve lies within xy plane of the absolute coordinate system then it can be chosen independently from the point of rotation The point of rotation and the distance must be entered The radius must be entered fora curved contour asin the case of soherical mirrors Curvature of the Mirror Selecting between planar sohencal and aspherical mirrors Radius Radius of the minor surface required for spherical and aspherical minors TransCATGmbH amp Co KG 17 CATIA Software SPIEG EL Position of Only appliesto aspherical minors Coordinate system Defines the x coordinate in the miror coordinate system when y 0 the transition to the aspherical part Parameter Glass Only appliesto aspherical mirrors Defines the transition to the aspherical part of the glass Is preset by selecting the glass of the minor Only Use Sphencal Only appliesto asphencal mirrors Part Allows the user to only use the spherical part The spherical part must fulfill the current Noms The view on the screen isdisplayed in an extra VIEW 2 2 1 1 Read write files The vehicle and or mirror data can be written into or read from a file The user can choose whether the entire data only the vehicle data oronly the minordata should be written orread The occultation elements for the occultation calculation is also written in the sel
16. ds Besides adjusting the settings manually automatic adsjustments can also be made Extreme Adjusts the miror so that the interior extreme beam lies Ray Beam parallel to the middle plane of the vehicle the upper extreme line lies parallel to the track Normal Adjusts the mirror according to the nomal in the approximate center of the mirorand the center of the screen 2 2 4 2 Output Angle The output fields Angle to Initial Position show the difference of the current angle to the initial position of the miror defined in the Data window The absolute angles referto the position of the mirorin relation to the yz plane of the vehicle These four windows may also be used to bring the minor in the desired position The current test sightlines the points of the eyes and the track are edited with the Edit Test Sightlines and Points of Eyes in the Model button If this function is executed numerous times in a model then numerous points of eyes and tracks will exist in the same model 2 2 5 Calculate Occulation gt This point is there to calculate the occultation caused by the vehicle s geometry The compliance to the according Nom can be examined The percentile display of the occulatation is only possible for the ECE Passenger Vehicle Screen and Us Passenger Vehicle Screen Noms The resulting curves for the eyes are edited forthe Noms that display the eye range in the space area on the track TranscCATGMbH
17. e desired position either to calculate the coverage orto detemine the required adjustment area If the eye range is displayed in a drafting passenger car screen then the CATIA screen is split into 3 windows where the upper window displays the range on the regulatory field The lower windows representa side and plan view of the eyellipse If the environment vanable TC_MIRROR_ONE SCREEN is set on TRUE then the screen is not split The user can switch back and forth between the 2 windows in the lower part of the motif window The track the 4 testlines and the points of the eyes are edited temporarily in CATIA 3D The elements are deleted if another menu point is selected or if the program is aborted if not edited permanently in the model gt see below The 4 sightlines derive from the extreme points of the contour and the sightlines from the respectively positioned eye point The lines for the upper and lower extreme points are yellow the lines forthe leftand right extreme points are green JES TransCATGmbH amp Co KG 24 CATA Software SPIEG EL 2 2 4 1 Setting The arrow keys represent the viewing direction onto the minor the view contains the backward going perspective onto the regulatory field The miroron the screen moves left if the nght arrow key is pressed The adjustment is made with the given settings forthe delta angle The adjustment angles can be altered directly by making entres in the input fiel
18. e of rotation the angles have a prefixed sign E g if an exterior driver s side miror is tumed toward the driver in a vehicle with the steering wheel on the left then the value of the vertical angle will be postive The vertical angle of the passengers side minor decreases if the miror is tumed towards the driver The following angle definitions have been used in the program Absolute Angle Rotation of the minor to the absolute zero point of the miror c oordinate system mirror plane is parallel to the yz plane of the vehicle coordinate system Initia Situation The zero position forthe miror s suspension can be set here Relative Angle to the Initial Rotation of the minor towards initial Situation situation gt anglesneed not be converted so the adjustment range for the miror s joint can be determined 1 2 3 Minor Surface The program handles planar soherical and aspherical mirors Planar The mirror surface is identical to the xy plane of the miror coordinate system Spherical The mirror surface is finitely determined via a radius The tangent point of the sphere and the xy plane is identical to the source of the miror coordinate system Asphencal The following are needed to determine the mirror surface Radius Parameter forGlas Parameter postion of miror coordinate system gt see Figure fig 3 TranscCATGMbH amp Co KG 10 CATIA Software SPIEG
19. ections vehicle data and entire data CATIA geometry is used as an identifier in the files CATIA elements are only recognized if the name of the current CATIA model coresponds to the name of the CATIA model in the file TransCATGmbH amp Co KG 18 CATIA Software SPIEG EL The data is in the inventory that is displayed in the declaration file see Administration The SPIEG EL usr file that is read at the beginning of the program is generally kept in a separate inventory also displayed in the declaration file 2 2 2 Display Contour I Can only be selected forthe ECE and US Automobile Sc reen Noms The minimum required contour for covering the regulatory field can be calculated in this menu point Additionally which adjustment angles are required so that different drivers positions are covered TransCATGmbH amp Co KG 19 CATIA Software SPIEG EL 2 2 2 1 Calculate Contour In order to calculate the contour for a different driver position then data can be altered in the SRP panel i e screen wall The seating reference point is either determined by selecting or by entering values The original values forthe other program points are not changed Furthermore the screen s height and width can be changed to getan accordingly larger contour The lower point of the regulatory field showing towards the vehicle remains the same for interior mirmors the center point of the lower edge of the screen The scr
20. een that is displayed in CATIA is always the Regulatory Feld that the Noms prescribe The height of the screen must be determined first as the height of the regulatory field depends upon the upward most point of the minor asa standard the height of the screen z coordinate of the point of rotation 45 mm The value can be changed in the Screen Panel with Miror Height or Screen Height The entered mirror height is the initial point the contour is calculated so that the given screen is covered The contour can either be greater or less than the given minor height If the initial height is set too low then it may occur that not all of the regulatory field is illuminated The position of the miror must be given for the calculation of the contour The program offers 2 options for this Calculate Angle The anglesare calculated so that the sightline hits the center of the screen from the centers of the eyellipses over the center of the minor center point of the point of rotation s intersection with the miror surface Initial position The initial point that is set in the data window isused as the position of the miror The calculation is initiated with the Calculate Contour button The newly calculated contour is displayed in a separate view Coordinates of the contour are displayed in the miror coordinate system and the vehicle coordinate system The values represent the according planar contouron the miror plane
21. en chosen asa contour then the tilted contouris planaron the curent miror plane Create Hementin the Model This button fixes the elements permanently into the model the testlines are not Created here Edit Sphere Plane The mirror surface for the soherical and planar parts in the current position can be Created 2 2 3 2 Adjust Panel The postion of the miror can be adjusted in this panel This either occurs with the arrow keys or by making angle entres in the according input fields analogous to adjust mirrors The mirror can also be adjusted by presetting a point geometrical or with data The mirror is adjusted so that the selected point of the chosen eye can be seen in the center of the miror line adjoining point of rotation and surface of miror The miror is tumed so that the chosen point in the center of the miror is seen with the selected eye point where point of rotation adjoins miror surface If both eyes have been selected then the middle eye islooked upon The elements at display are recalculated whenever changes are made The duration of the calculation depends upon the complexity of the surface and the number of curves that are to be calculated Display Testines If a contour has been entered then 4 testlines and the points of the eyes are edited analogousto the menu point adjust mirrors TransCATGmbH amp Co KG 23 CATIA Software SPIEG EL 2 2 4 Adjust Minors E Here the miror is brought into th
22. he motif window is not in the foreground during the selection in CATIA but reappearsin the foreground afterthe selection Minimize the CATIA window and examine if the window exceedsthe desktop Error message No more actions possible with CATIA Semaphoren that guide the transmission have been deleted Isnot allowed to happen during nomal execution Shut down program with CATIA interupt TranscATGmMmbH amp Co KG 29 CATIA Software SPIEG EL Problem during Application Problems while drawing contours Check if angle setting is sensible Is the screen within the eye range in the curent setting CATIA Elements exceed the visible area in display with view on the screen The regulatory field can be very wide especially for interior mirors The scaling factor for this view can be set in the declarations file Decrease the scaling factorin MIRROR dcls Selected minor contour is not planar Be sure that the curve is planar by e g projection onto the plane The following message appearson the alpha screen GIDSHA Crossing not allowed Appears when a CATIA SHAPE intersects with itself If the erroroccurs while the eye range is being created on the screen gt Check if the starting point and end point of the contour curve intersect If the erroroccurs while the occultation is being calculated gt check if the occultation curvescan be closed sensibly with st
23. phencal or aspherical miror the miror plane is the tangent plane on the minor at the point at which the miror s surface and the mirrors center of rotation would meet At the zero position the xy plane of the miror coordinate system is parallel to the yz plane of the vehicle coordinate system The source of the mirorcoordinating system is the point at which the miror s center of rotation and the miror plane would connect The plane at zero position is parallel to the xy plane of the vehicle coordinate system for groundminors on trucks gt see Figure fig 1 A Z Spiegelkoordinatensyster Spiegelebene X Distanz e Spiegeldrehpunkt Fig 1 Position of the Minors Center of Rotation TransCATGmbH amp Co KG 8 CATIA Software SPIEG EL Aug pUnK Farririchhurg _ __ z ETa perk hery sla x ACKSE Fahaeugkoardinaternsyshern Fahrbahn pp gakoaciraa iem Beilohee A enap e ugeunkige i Le eqekco chr harri y a Fahrer Auer tHe Fig 2 Position of Miror and Vehiclec oordinatesystem 1 2 2 Angle The two adjusting angles of the mirorsare vertical Rotation around the fixed y axis of the miror coordinate system i e the z axis of the vehicle coordinate system honzontal Rotation around the x axis of the miror coordinate system that does not remain in a fixed postion TranscATGmMmbH amp Co KG 9 CATIA Software SPIEG EL According to the mathematical sens
24. ta and they can be read from such To do so one must switch over to the Data window and either select Read Data or Write Data The contours are stored in the MIRROR usr file when the program is aborted and are recalled when the program is restarted that is if the same CATIA model is being used TransCcATGMbH amp Co KG 28 CATIA Software SPIEG EL 3 Appendix 3 1 Troubleshooting Error messages generally appear in a motif window Additonal information is partially shown on the alpha screen System problems CATIA crash with U0851 or Uxxx as soon asthe CATA window is split Set mirrors or display contours CATIA Enors that can occurdepending on the CATIA Version and Operating system when the Program splits the screen By setting the environment varia ble TC_MIRROR_ONE SCREEN to TRUE in the script spiegel the screen isnot split by the program The usercan choose the desired view in the according windows CATIA crash gt Motif Process Cannot be shut down If the reason for the system crash isunclear then call TransC ATGMbH amp Co KG Tel 0049 721 97043 75 The motif process might have to be shut down at system level Please clarify with the systems administrator if the following can be done With the ps e grep SPIEGELM command you receivethe processID of the motif process e g 13635 0 00 SPIEG ELM With kill 9 13635 the process is terminated Motif window disappears T
25. tuction Manual 2 1 The SPIEGEL Program for CATIA from TransC ATGmbH amp Co KG The program is started in the interactive CATIA Entries occur in a Motif process that runs simultaneously with CATIA Please note the following points The motive windows always appear in the foreground in front of the CATIA window If one of the edges of the motive windows exceeds the size of the desktop then the window is no longer automatically displayed in the foreground The cursorsymbol represented by a sand clock is active in the CATIA window during the program run Selecting is possible in CATIA but the appropriate button must be pushed first e g SEL Seating reference point The cursor symbol changes to its nomal condition for the selection The motive window may fade into the background but is re activated after the selection ismade When multiple selectionscan be made e g chosing covering elements the selection is finished with YES The program can be shut down with the CATIA Interupt selection but data is not stored Like other IlUA programs CATIA functions should not be recalled while the program is running They are the equivalent to Interrupt But Interrupt is not executed until the next selection orthe end of the program A bufferregeneration can be recalled in the MIRROR windows for the space area with the BR button TransCcATGMbH amp Co KG 13 CATIA Software SPIEG EL 2 2 Starting the
26. without a preset contour The angles can be adjusted dynamically while disolayed the elements are constantly calculated anew The surface of the miror can also be created in its current position asa sphere or plane in the CATIA model TransCATGmbH amp Co KG 21 CATIA Software of Ol 1 2 2 3 1 Panel Elements Displaying Elements on the Surface of the Mimor Random 3D curvesand points can be displayed The elements can be shown directly or directly Directly means that the sightline running between the eye and the surface detemine the display of the elements Indirect means that the elements are displayed according to the sightlines reflected off of the miror surface The CATIA color and whether it has been calculated for one eye or both eyes can be chosen for every single element The selected elements are also stored whenever the vehicle data is stored TransCATGmbH amp Co KG 22 CATA Software SPIEG EL Display Regulatory Field The regulatory field that the Nom requires can also be show in the minor For this the actual field istaken regardless of the display 3D Limit and fold The figure resembles a triangle for the Passenger CarNoms as the limiting points correspond to one point on the minor suface in infinity Display Contour The selected contour is displayed in the current position when this button is selected and there isa miror contour at hand Ifa planar curve has be
27. y examines and measures the drivers percentile eye range ona vertical screen The trial process conducted by the T V runs as following Dot shaped sourcesof light represent the points of the driver s eyes A mirror projects the beams of light onto a vertical screen at the rear of the vehicle There isa rectangular regulatory area marked on the screen that has to be illuminated The program simulates this process that can be very costly With the aide of this program the user can easily test how certain parameters effect the degree of illumination In this case the program differentiates between the automobile Nom ECE Screen and ECE Road as well as USScreen and USRoad The T V trials are simulated during the Screen Noms and the drivers percentile eye range within the regulatory area can be calculated The Road Noms simulate the driver s eye range on the track and the contours deriving from the driver s eye range can be calculated however without perc entile details Amongst other things the Noms determine where the points of the driver s eyes lie the distance between the regulatory area and the vehicle and the size of the regulatory field on the screen and on the tracks respectively TranscATGmbH amp Co KG 3 CATIA Software SPIEG EL Refer to the Normm texts conceming the minimum miror size and the required degree of illumination The data used by the program isdescnbed as following 1 1 1 ECE R46 Nom
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