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HYDRONet 2000 (English)

1. f According to areas Relative comection E Combined correction HYDRON et 2000 HYDROPROJEKT page 33 HYDRONet 2000 User Manual 8 7 Selection of Design Rain Ran Selection f Tables after Trupl Frequency 10 Timemin Intensity Intensity for p 5 10 157 0 81 7 Individual rain 20 100 0 49 2 aU reg DEN i Delete Intensity Duration Frequency curves from national rainfall tables are used in HYDRONet The choice of a design rain corresponds with an approach for the rational method see chapter 9 The dialogue Design Rain provides the possibility to choose suitable rain for project design User can select the rain for particular region and with required frequency In addition there is a possibility to create user defined rains In this case it is necessary to select Individual rain option enter the name change values of intensity table and to press the Apply button The rain intensity is calculated using the Rainhold expression A i is the rain intensity rate litres s ha a By tis the rain duration A B n are the coefficients The coefficients are calculated using the rain duration t 10 20 and 30 minutes You can see the values of coefficients in a dialogue Info Rain Intensity to display it press button 8 8 Representative subarea Representative Subarea Surface Description L HYDRO
2. C74 Cea 396 73 0 68 l1200 mn a Lee fred bce C64 208 65 1200 1 58 Info A3 lt A lt Ad4 E x The fourth window enables description C4 W e Be of a catchment that is to be connected with the lower manhole Surface runott Runoff coefficient 0 350 Representative subarea Area ha 15 00 Foul Flow Inhabitants Tha 50 0 Depres storage mm 2o Flat category E From To Length Slope Diam mm The foul flow parameters are defined according to used computational method When the standard no 9 method is used then number of inhabitants and a flat category has to be defined When Domestic consumption method is used then number of inhabitants and percentage of permanent inhabitants has to be specified The way of inhabitants number differs according to rain increment setting If the catchment has an increment from rain then number of inhabitants is defined as number of inhabitants per 1ha If there is not a rain increment then real number of inhabitants has to be set Info A3 lt A lt Ad Ee i The fifth window enables automatic e o e SE e detail data specification This function Apply fills data according to specification ame gafo Storage ol 2g e E upstream way of particular sewer from cipe ml 5 E a _ selected node specified by the first tab Description JE li infiltrati 0 i A oe If user selects the item by pre
3. contains information about the project name and hints for a project backup This file must not be deleted otherwise the system lose all mentioned information The database server is closed before project saving and opened after loading of a new project or loading of an empty database 4 2 Working steps recording Undo Redo df Working steps are recorded by the database for the set of nodes pipes Sewers and boundaries catchments For objects structures the history is not recorded only the last step is updated The number of steps recorded is not limited There is a possibility to Undo Redo along the whole project When the project is closed the position of Undo Redo is written down into database After the project reopening it is possible to Undo Redo from this position M There is also an option implemented to delete the Undo Redo history The program doesnt recod steps done by Undo Redo function It means if a particular number of Undo steps is done and after that the new sewer or catchment border is added then the Undo steps are deleted HYDRON et 2000 HYDROPROJEKT page 9 HYDRONet 2000 User Manual 5 Interactive Graphical Environment Working Principles Working environment of HYDRONet is orientated on the utilization of interactive graphical possibilities Graphical user interface helps the engineer to create the sewer system to lay out its connectivity to analyse alternatives and view the results
4. 5 1 Global Description Using dialogue Setting Environment the user can define global information as follows Environment Setting 2 xX Display Operational Mode Sewer Network amd ja gt Line width and color Sewer name Selected sewers nie 1 Sewer name 2 Diameter 3 Material 4 Slope k 5 Length rn 6 Area ha 0 Na Apply Environment Setting Display Operational Mode Sewer Network Se Status Including background f Co ordinate system Schematic situation without elevations Schematic situation including elevations L HYDROPROJEKT Description Cachment bound tT Structure identification Imported vectors 7i Flow direction page 10 Display In this part the setting of colors and line width the selection of sewer description and the flow direction it is possible Operational Mode Determines working principles using e Including Background Raster omp tif jog gif png and or vector dxf background layers The sewer length is automatically measured the catchment area and slope are determined from the co ordinate system For every sewer it is necessary to connect corresponding catchments e Co ordinate System In a coordinate system mode the same principles as for a raster are applied Catchment areas must be specified in a Schematic Plan Plot before calculation HYDRON et 2000 HYDRONet 2000 User
5. manholes are deleted As an example a one manhole is removed from the system If we required the final result indicated in example b we would have to disconnect the sewer at the required position first by simultaneous pressing the mouse button and a key R and then to delete an ending manhole A cross mark on the sewer indicates that this sewer will be deleted HYDRON et 2000 HYDROPROJEKT page 20 HYDRONet 2000 User Manual a a ae One manhole is removed from the system b ooh It is necessary to disconnect the sewer at the ae aa required position first by simultaneous pressing the mouse button and a key R Then is possible to delete an ending manhole A cross mark on the sewer indicates that this sewer will be deleted When all manholes on the sewer are deleted the sewer is automatically removed from the sewer layout 5 6 6 Catchment boundary delete The modes of moving object or mode with a snap along a line have to be activated The function of a catchment boundary delete is performed with the help of a mouse It is necessary to select and mark the part to be deleted To finish the operation user has to press the left mouse button and the Delete key simultaneously This action changes the connected catchment and or deletes it HYDRON et 2000 HYDROPROJEKT page 21 HYDRONet 2000 User Manual 5 Hot Keys The use of Hot keys is possible only when they are applied together with the le
6. sewers will be calculated Environment Setting E a x Foul Flow Sewer Network Calculation Foul Flow 4 I This mode enables to select a foul flow computation method and or to correct parameters for its calculation User can change water consumption and the peak hour coefficients Sewer flowy Czech standard no 9 Modified standard no 3 According to dom cons Domestic and industrial consumptions Linh day 20 Value Standard No 9 Coeff of masimum water demand per hour 5 2 Working Area Working area is defined by main program window with all sewer layout characteristics The data on sewer layout is possible to modify edit and create new one All input information is offered using Dialogues HYDRON et 2000 HYDROPROJEKT page 12 HYDRONet 2000 User Manual 5 3 Pop up Menu Project New Creates a new file Open Opens existing file Save Saves open file Save as Saves open file with new name Connect raster Raster file can be imported and used as a background map for laying out and designing a sewer system Import HYDRONet 1 5 Imports the project files from previous version of HYDRONet DXF Imports DXF files version 11 12 or lower for use as a background drawing and or layers with sewer layout or catchment borders Import project Imports from text files Mouse TXT Imports from ASCII file of MOUSE program Import from Aquabase Imports data from internal file format tdt of Aquabase prog
7. 00 Arc 0 s mas 27 0000 00 Test aU Y mas 302000 00 Actual Layer The combo list Actual layer contents names Delete Create sewers of all layers of an actual DXF file and selected layer is pictured by a red color Actual layer is Remove DF Create catchments possible to import as a sewer layer Note All values should be in meters After data import use Zoom all option press the Create sewers button or as a catchment layer press the Create catchments button Note Versions supported by HYDRONet are 11 12 and lower Information about imported DXF files are saved together with the other information on the hard disk Not imported layers of DXF file are displayed as a vector background after reopening the project 6 3 3 Import from ASCII TXT HYDRONet provides the user with the possibility of importing input information from another environment e g spreadsheet text editor It can be done using three text files Bound txt for catchments Node txt for manholes and Pipe txt for sewers with the following structure File Bound txt must contain the x and y co ordinates of the beginning points vertices and the ending points of the boundaries The values must be in centimeters Note Individual items in all files have to be separated by a space character a tab character may not be used and they must coincide with the file header Example 16571 10011 16585
8. 6 5 Manhole and or sewer delete cccccceccsseceeceeeeeeseeteeeeseteeseeeeeesseteeeeeeneess 20 5 6 6 Catchment boundary delete cc ccccccceccceecceeeseeceeeseeeseeseeeseeeeeeeeeeseeeaees 21 Se FOLKO VS ee eee eee eee eee 22 0 POC LOUNG O en a ee ee eee ee een eee 23 6 1 Initial file seal teicaratecrnttianetenenincetiena aiaset aa ceasing teen steeadsaneadasisenienadea arent an aaseangeneeenteaies 23 6 2 Project founding from the previous version HYDRONet 1 5 cccccseeeeeeeeeeees 24 6 3 Project founding using raster OF VECTHOM cccccceccceeeceeceeeeeeeceeeceeeseeeseeeseeseeaeeeaes 24 6 3 1 WO ONT ASUS REIES TEETE EERE TEE EEEE A A APE E E AE E 24 6 3 2 MDO D A eree E E SA EEE E 25 6 3 3 Import from ASCH TXT cacsensasiruesrnencanncacngcnarabarneaxtamaiennmiresne ugemeremectns 25 6 3 4 Import of MOUSE ASCII file ccccecceeceseceeseeeseeesesseeseeeseeeseeeseeeaes 26 6 3 5 import from Aguda ASC taaitiesnscacnrssnnaenacetansaaeuhsnaentarraganianaaashesaterisanseareaanaaasdians 27 FA AM EA EE A P T A A A AE E 28 A APAA 0 2 ee E e E E E ee eee ee 28 k BIE SSG ON asic cee te AEE EEA E AEEA EE EAA EA E E 28 OOS E P E eco en A A ncn E E EE 31 8 1 EVA OG e E CMI E E E 31 o2 Ddo gt a ee E E E A E EARE 31 s TOPDI COM SCION oson E ES 32 oA RESUS OUE orane EAEE ES E NA AEE N NNN 32 8 5 Checking system integrity 20 0 cece cece seeceeeceeece cece eseaeceeesaeeseeesaeeeeesaeeseeeseeeseeeaas 33 8 6 Correct
9. C Manhole iui O Structure E Dividing Chamber al x This dialogue serves for a definition of a query by example QBE After QBE definition it is possible to picture the result by the button Apply The button Clear selection cancels the QBE results graphical selection Conditions f Sewer type gt Circle Egg D Mouth l Diam mm lt J0 40 gt M Slope E lt Jo gt Length m E lo increment gt Nol Rain Fou Al F Velocity ms s E jo Material Concrete Existing sections Outflow level mel 0 Close Clear selection HYDRON et 2000 HYDROPROJEKT page 31 HYDRONet 2000 User Manual 8 3 Topology correction This tool is used preliminary to correct a sewer topology There are several modes that might be used see Figure below x You can change the values for corrections however for a safety reason these values are ZA ee Se eee erthan E m predefined as default ones You can change them in HNET INI file The values in Delete branches centimeters are specified in a section Pe esti ha b EE ax MIN as follows Connect catchment 7 border joints with nod PERE padeiorswinnodes 335 jg Default Values Aig Connect catchment a mec So ee ae as CONNECT_NODES 200 Bele C aIcCAment torde A CLIP_SEW 300 E 5 im CONNECT SB 385 CONNECT_BOUND 500 9 Caes CLIP BOUND 600 Topo
10. Manual Once the catchments have been specified it is not possible to change into a different mode otherwise the user lose the information on areas of catchment e Schematic Situation without Elevations Schematic Plan Plot without x y z information displays only a sketch of the sewer network You have to add manually information on sewer length and slope Using this mode displaying the longitudinal profile is not possible e Schematic Situation with Elevations Schematic Plan Plot with x y z information enables to calculate length and slopes automatically Sewer Network Display Operational Mode Sewer Network Calculation 4 Sewer material Sewer size Global parameters of the area Depression storage mrm 20 Global inoff coefficient 0 35 Environment Setting This mode enables to select a type of sewer system and to specify global Sewer system ee characteristics of a drained area f Combined system Separate for foul flow i Number of inhabitants in a selected area represents all connected inhabitants specified in all branches If a number of connected inhabitants differs from a total number of connected inhabitants it is possible to correct this value using Correction of Inhabitants dialogue Separate for storm water Urban area City name Humber of inhabitants fi OU There are another two items a Pipe Material t
11. NT It requires at least 486 PC with 16 MB RAM The Pentium PC and 64MB RAM is recommended Following additional software is used WinBase 602 runtime module 2 2 Installation Instructions The description applies for Windows 95 and Windows NT installation The whole installation takes approximately 5 minutes It is recommended to close all applications before installing In order to install the program in your Windows system 95 NT please follow the next instructions Put the CD ROM into your computer Run SETUP EXE on the disk and wait for the activation of the installation program Then follow the instructions of the installing program When installing the program HYDRONet a file SERVER FND is created in directory DEFAULT This file contains for a given license the name of the server and it must not be deleted During the installation a backup of original file Autoexec bat is saved as Autoexec hn1 If you uninstall the program HYDRONet the Autoexec hn1 backup file will be uninstalled as well We recommend creation of your own backup of the original Autoexec bat file After installation it is necessary to restart your computer If you wish to uninstall the database please delete manually the HYDRONet directory For the first start of the application use a double click on the icon in the group HYDRONet or which name of the group you have chosen during the installation 2 3 Running the Pro
12. environment The program development followed practical needs of designing engineers and it does not demand any profound knowledge of an information technology In a summary the program offers e Modified rational method to design sizes of pipes e Fast steady flow simulation in sewer pipes of various cross sections Up to 20 000 pipes may be modeled based on the hard disc capacity e Hydraulic design and or analysis of structures such as CSOs pumps inverted siphons detention basins e Fully object oriented design Interactive graphics including network horizontal plan longitudinal profiles thematic map generation etc Powerful project documentation A set of documentation and built in on line help system Links with MOUSE VaKBASE MDK Exports to DGN DXF TXT MouseTXT From the general point of view the program HYDRONet is based on the development strategy of the modular based suite of programs called WINPLAN WINPLAN contains integrated tools that engineers can combine to match their urban drainage development plans A great part of design work can be automated with all advantages of digital processing of the information easy alternative solution data archiving data analysis Hydroprojekt a s Prague 2000 HYDRON et 2000 HYDROPROJEKT page 5 HYDRONet 2000 User Manual 2 Program installation 2 1 Hardware and Software Requirements HYDRONet 2000 has been built to operate within Windows 95 and Windows
13. of the rainfall rate duration curve in the case that the reduced time as the result of the formula is shorter than 15 minutes In order to calculate the time To and to make an estimate for the time of flow through the sewer the following equation is used lo Tma ee l Tee maximum time of inflow from the sewer system to the actual node of the sewer T 0 02681 n Q23 L J Ta time of flow through the i th sewer n Manning roughness coefficient n 0 014 Qi actual rainfall discharge in a sewer m s Li length of the sewer m Ji difference in a sewer bottom elevation m There is no surface runoff appearing immediately after beginning of the rain because a surface wetting and a water layer with thickness r have to be created first Then the water runs over this layer In reality there are territorial unevenness on the surface therefore the HYDRON et 2000 HYDROPROJEKT page 37 HYDRONet 2000 User Manual layer of water has to be higher than r Accordingly from the total rain depth h mm the depth r o is used for the description of surface retention where is the runoff coefficient When the rainfall with the total rain depth h mm lasts for t minutes the influence of the depression storage will be expressed by time t for which the following formula is valid r t time describing the influence of the depression storage min oi r retention of the territory which is considered for e permeable a
14. reverse see above Zoom with mouse Zoom according to a CAD system standard Display catchments Display Hide the catchment borders Display nodes Marks Displays hides nodes marks Display Legend Nodes It is possible to select legend for manholes Branches It is possible to select legend for branches Direction of Flow It is possible to select flow direction arrows Display DXF Display Hide of imported DXF file Display raster Display Hide of imported raster files Queries Select sewer When activated user can select a sewer by clicking the left mouse button Select upstream tree When activated you can select all inflowing sewers into selected manhole by clicking the left mouse button QBE Displays dialog for definition of query by example Delete graphical selection Deletes a choice of selected data Calculation Representative subarea a dialogue appears for a representative area definition Design rain A dialogue appears for a design rain selection definition Calculation Runs sewer network computation Result tables Results in a table form will be displayed Clear results Clears all result data Tools Draw structure Draw sewer Enables to draw sewer Draw catchment Enables to draw catchment boundaries Move structure Enables to move structures manhole catchment boundary Structure erase Overflow structures Deletes all overflow structures in the project Pumping stations Deletes all pumping stations in the project Snapping mode No snap Mode for dra
15. 10760 18229 11488 20422 11903 21906 11275 21752 9937 L HYDROPROJEKT page 25 HYDRON et 2000 HYDRONet 2000 User Manual File Node txt file must contain the manhole name x and y co ordinates in cm bottom level in meters above sea level and the ground level in meters above sea level Example S1 18259 10490 500 32 505 40 S2 17407 8627 490 10 495 11 S3 11965 2429 485 00 580 01 S4 15949 3289 480 10 975 11 File Pipe txt must contain the name of the beginning manhole the name of ending manhole and sewer diameter in mm Example S1 S2 100 S2 S3 300 S4 S2 500 Note All lines must be filled with all required values If you do not know all values please use e g zero values 6 3 4 Import of MOUSE ASCII file HYDRONet supports project founding by a data import from MOUSE ASCII file From this text file the program imports following data e NUMBER CATCHMENTS D FORM of MOUSE ASCI file Name and area of a catchment number of inhabitants per hectar and uzlove vtoky Note no borders of catchment are imported e NUMBER CIRCULAR MANHOLES KG1 FORM of MOUSE ASCI file Manhole name X and Y coordinates bottom and top levels the outflow shape is not imported e NUMBER STRUCTURES KG2 FORM of MOUSE ASCI file Structure name X and Y coordinates bottom and top levels the outflow shape is not imported implicitly 1 e NUMBER GEOMETRY OF STRUCTURES KG3 FORM of MOUSE ASCI file No data imported from this se
16. 2000 HYDROPROJEKT page 49 HYDRONet 2000 User Manual 11 Test Example Using the HydroNet computer program solve the following problem The data given below describes a combined sewer network see a schematic below The following data describes an existing sewer network shown The network consists of 3 sewers named A B and C and 10 sewer branches The data on pipes are given in Appendix 4 and on nodes are shown in Appendix 5 Connected area and a number of connected inhabitants are specified in Appendix 4 The notation is as follows Sec Sewer pipe NS Beginning manhole NE Ending manhole Area ha Connected area in hectares CCoef Rational C Coefficient Length m Length of sewer branches in meters l prom Sewer pipe slope in promiles Fig Sewer Shape 0 Circle 1 Mouth 2 Egg k mm Sewer absolute roughness in mm Inh ha Number of connected inhabitants per hectare Code Flat category Ret mm Depression storage in mm Sewer Sewer name The sewer network contains the following structures in manholes Manhole a4 Dividing chamber c2 Overflow structure b1 Pumping station to the manhole a2 Solution of the problem is based on the Modified Bartosek Method and the design rain the parameters of which are specified in Appendix 2 Water consumption is specified in Appendix 3 The results of calculation are summarized in Appendices 6 8 where you can find information on Structures Appendix 6 on flows in sewers Appendix 7 and a s
17. HYDRON et 2000 Program for an interactive design and analysis of sewer systems VERSION 2 1 Elaborated by specialist from HYDROPROJEKT a s December 2000 HYDRONet 2000 User Manual Content Me OB OWY OF a erecrarcteaaae drs cod A E E E AES E E E 5 2 PO ANY WIS AU ON reese E E E AE 6 2 1 Hardware and Software Requirements ccccecceccseeteeseeeeeeceeeeeesseteeeeeeeeeteeeeeeees 6 2L MAONO TUCO oE 6 2 3 Running the Program for the First Time ccccccccecceecceeeceeeeeeeeeeeeeeaeeeeeeeeeseeees 6 2A COD VMI eessen E E EAEE AEE NAESER E REESS 7 93 PFrogramMOverVioW eee 8 A WatadDase Ol 1 DIS ONCE 2000 erna E E NTR 9 4 1 Working with the database cccccccccsecceeceeeceeceeceeeseeceeeceeceeseesaeeceesaeeeeesensaeesaes 9 4 2 Working steps recording Undo Redo ccccccceccceccceeeceeeceeeeeeeeeeeeeeseeeseeeseeeeeees 9 5 Interactive Graphical Environment Working PrincCiples cccceceeeeseeeeeeeeeeeeeeeeees 10 oye GOPE SCIPION ie eter R O E ee 10 De WORN ATO e ee ee eee ee eee ee 12 Io FOPO MENU n E E T 13 SA LOODI eere E E E E E E 16 So PAUSED A aea AE EE AE 19 2o GAPA TOO ae EEEE E EE EE E 19 5 6 1 GEE Tal VOTO All OM erne E E A E EAA 19 20 CWE DONIN ereere oa E E E E E E 19 5 6 3 Changes in connection of the sewer catchment to the existing node 20 5 6 4 Catchment drawing wisiccaccccccsecciccusondsosddecnctbdersvoaaselevetSeetnestseatseasnatedetenieocatonsns 20 5
18. NNECT NODES 200 CLIP_SEW 300 CONNECT SB 385 CONNECT BOUND 500 CLIP_BOUND 600 LONGITUDINAL_ PROFILE PATH D BCC KAN_ NEW KAN EXE Description of the File Structure USE DATABASE DATABASE Selection whether the input data is loaded from the database 0 for data input from the previous version without the database 1 project is loaded from the database MAX_MIN See chapter Topology correction LONGITUDINAL PROFILE PATH User can specify the path to the WINPLAN package and its module Longitudinal Profile which enables you to draw profile according to the standards HYDRON et 2000 HYDROPROJEKT page 23 _ HYDRONet 2000 User Manual 6 2 Project founding from the previous version HYDRONet 1 5 You can load project from the previous version of HydroNet 1 5 directly using the menu item Project Import HydroNet 1 5 A dialogue will appear for importing the file VKT and the program will import all other files if they are present in the current directory When the import is successfully completed a sewer layout will appear on the screen 6 3 Project founding using raster or vector The project can be founded using either the raster image or the vector background layer DXF format 6 3 1 Import raster Raster Setting xj Choosing the menu item Project Connect raster user can display the Raster setting lar Add Raster dialogue After pressing the Add Raster Marg
19. PROJEKT Selection of representative subarea Aunoth coefficient A gt AR Mame town o 0 00 0 05 0 10 Catchment slope oee oe User can specify hydrological parameters of the catchments using representative subarea The number of representative areas is not restricted Prescribed parameters are saved under the C Roof 10 Flat lt 14 project name Taror concrete roads aU l 5 Mild 1 54 C Pavements 20 ct p 5 t i t if ee a eep gt 54 il necessary to specity Unimproved areas 138 Calculation percentage of particular areas Cemeteries orchardes gardens 15 The rest 2 0 see dialogue The weighted C Green areas aields meadows 10 Seal a rational coefficient is calculated Forests bushes 10 oul i The coefficient automatically highly depends on the land use and slope HYDRON et 2000 page 34 HYDRONet 2000 User Manual 8 9 Sewer longitudinal profile If there is in file HNET INI in a section LONGITUDINAL PROFILE prescribed a link to STOKA EXE program module of WINPLAN user is able to display the sewer in a longitudinal view Longitudinal plots of the sewers allow user to visualize the sewer network User can select a longitudinal profile using menu Queries gt Select sewer the whole sewer selection or menu Tool gt Set longitudinal profile a part or a combination of sewers Then afler selection menu Too
20. ased serving the designer for all his practical needs and requirements A feedback between developers and practical engineers helped this program during the development stage to harmonize technical and software demands The program has been used for more than two years in the Czech Republic and abroad Slovak Republic Norway Germany The program HYDRONet is based on the principle of classical Rational Method which belongs to standard approaches used for the design of sewer systems This Rational Method has been improved by Bartosek and became a standard procedure according to the Czech standards The method is called the Bartosek method see chapter 8 However the capabilities of the program are made flexible enough to give a chance to user to follow his her own way where possible Capabilities for the input of the user design rainfalls instead of using pre defined rain table and an user defined database of default catchments representative areas with precise description of surface and detail calculation of runoff coefficient help the particular user to trigger the use of HYDRONet for local conditions A great effort has been paid to follow progressive trends in using information technologies The program uses a relational Client Server database that enables data storing and manipulation easy alternative solution as well as an easy transfer of data and viewing the results The principles of the actual project procedures follow the way of wor
21. ction e NUMBER WEIR FUNCTIONS KF1 FORM of MOUSE ASCI file Name of weir the CSO is generated in the manhole of identical name with dilution coefficient 1 2 e NUMBER PUMP FUNCTIONS KF2 FORM of MOUSE ASCI file Name of pump and the manhole name where to pump the pumping station is generated in the manhole of identical name this pumping station pumps the whole amount o inflow into target manhole or out of the system PUMP 0 e NUMBER CONTROL FUNCTIONS KF3 FORM of MOUSE ASCI file Not supported by HYDRONet HYDRON et 2000 HYDROPROJEKT page 26 HYDRONet 2000 User Manual NUMBER CRITICAL WATER LEVELS KK FORM of MOUSE ASCI file Not supported by HYDRONet e NUMBER OUTLETS KU FORM of MOUSE ASCI file Outlet name X and Y coordinates and bottom level e NUMBER CONDUITS PIPES L1 FORM of MOUSE ASCI file Upstream and downstream manhole structure name material inflow and outflow levels inflow infiltration waters and profile type and diameter e NUMBER CONDUITS TRAPEZOIDAL SECTION L2 FORM of MOUSE ASCI file Not supported by HYDRONet e NUMBER CONDUITS ARBITRARY SECTION L3 FORM of MOUSE ASCI file Not supported by HYDRONet e NUMBER CONDUITS CROSS SECTION Data Base L4 FORM of MOUSE ASCI file Upstream and downstream manhole structure name material inflow and outflow levels inflow infiltration waters no dimension imported database profiles anr not supported by HYDRONet 6 3 5 Import from AquaBase The last bu
22. e of the Bartosek method is also shown in Figure 8 2 if the system was calculated as one area 9 4 Aerated Water Flow Aerated water flow has not been fully satisfactorily solved yet Program uses a simplified approach according to the Czech standard indicating the sewers with this type of flow Aerated water flow may occur when the pipe slope is greater than 0 035 for circular sewers below 1000 mm diameter and when the pipe slope is greater than 0 030 for circular sewers above 1000 mm diameter Equations include the aerated coefficient which is defined as _ Q Q the water flow Pa 0s Qs the flow of air water mixture and calculated using the Jevdijevich and Levin equation p 1 C the Chezy coefficient 1 0 0559 CJ J the pipe slope HYDRON et 2000 HYDROPROJEKT page 39 HYDRONet 2000 User Manual 9 5 Minimum Shear Force Again the sewer sediments and their transport has not been fully undertood yet The problems caused by sediments include a loss of hydraulic capacity the increase of concentration of pollutants and potential shock loading at waste water treatment plants and or in recipients The shear force is defined as the water density kg m7 an acceleration due to gravity m s the hydraulic radius m the sewer slope T p g RJ Wav The actual shear force is compared with a standard value defined according to the Czech standard For a combined sewer system the sewer is properly designed when 1 m par
23. ected manhole definition of structures 7 2 Brief descriprion The first and the third window enables to edit manhole description except x and y co ordinates that were specified in the sewer layout User can also receive information on inflow outflow sewer pipes for a given manhole Info C74 lt Stokal lt C69 E x Oe e am e e ee y Mame Cid p46509 97 1121986 00 211 87 Top level Sewers IF Sewers Cut Inlet level 207 39 Outlet level 207 39 Level E Level E CYE 214 08 2407 35 Z 35 Bre E ee e e E Sie Ces f ll 36 407 66 07 66 Name Top Level Inlet Outlet HYDRON et 2000 HYDROPROJEKT page 28 HYDRONet 2000 User Manual The second window enables to edit information on a sewer branch User should set the name of the main sewer The items Length and Slope may be edited only if we work using a schematic layout It has to be specified whether to use an existing sewer diameter or to design it Using an existing sewer diameter user can also specify an infiltration infiltration water User has to select the item Rain Input if he needs to connect catchments Info C74 lt Stokal2 lt 69 me 6S De e lt ee Sewer Stokal2 f Existing Designed Length m 39673 Diam 1200 Trfiltration h s 0 00 Slope F 0 68 Increment Rain Foul flow Shape Circle Material beton From To Length Slope Diam mm
24. ft mouse button The cursor position determines the object and the result depends on a specified mode MODE OF RASTER EDIT S If user presses it and presses the left mouse button inside an area simultaneously the raster becomes active for editing If the cursor position is closer from any edge than 1 6 of the width height a raster image is modified User can use this function to connect various background raster images T User can connect an active raster corner to another one This function is useful for adjusting two images with the same dimensions OTHER MODES DELETE The nearest vector to the cursor will be deleted R In the nearest manhole to the cursor position the sewer will be divided into two parts In the nearest tangential point to the cursor position a new manhole will be created O The whole sewer above the nearest manhole to the cursor position will be marked S The whole nearest sewer placed to the cursor position will be marked This option is used usually with the following function T Selected sewers will be connected if it is logically possible The resulting name of a new sewer is dictated by the cursor position The last selected sewer need not be marked HYDRON et 2000 HYDROPROJEKT page 22 HYDRONet 2000 User Manual 6 Project founding 6 1 Initial file Hnet ini You can use this file to specify fundamental program set up Example USE_DATABASE DATABASE 1 MAX MIN CO
25. g sewer Upstream water level inlet chamber bottom level of inlet chamber the soffit level for connecting pipe bottom level in the beginning of connecting pipe diameter of inverted siphon bottom level in the end of connecting pipe flow rate velocity and relative flow depth for outflowing sewer downstream water level outlet chamber bottom level of outflowing chamber HYDRON et 2000 page 46 HYDRONet 2000 User Manual 10 Analysis of Results The program HYDRONet enables to view analyze and print results using several efficient ways Tabular form of viewing the results is a general and the most common way of data post processing The dialog for analysis of results is generated by activation of item Results Table and or by icon E View Results Sewer OF x Display Results Type of Output User s Headers SEWER A SEWER A SEWER A SEWER A SEWER A SEWER B SEWER B SEWER D 2 4 4 z B f g The header of the table values represents Sec inner number of a given sewer pipe NS number of upstream node NE number of downstream node DN calculated value of the sewer diameter Qfull calculated full flow in the sewer pipe Q calculated actual flow in the sewer pipe V calculated actual velocity in the pipe H calculated actual flow depth Time the reduced effective time Sewer name of sewer Result view It is possible to display results e According to se
26. gories Methods supposing that the maximum discharge is caused by the so called critical rain i e the rain from a set of reduced rain events of the same frequency with time of duration equivalent to the travel time to the point under design Methods using a rain with the time of duration shorter than the critical rain so called retardation methods The Modified Rational Method that is used in the following description belongs to the second category Before dimensioning a sewer system can start a rainfall rate duration curve for required frequency has to be provided As far as the minimum duration time of rainfall rate duration curve concerns the shortest time is limited to 15 minutes The equation for the discharge of rainfall water is a well Known general formula for dimensioning of the pipe cross section from node to node O V S ds Q rainfall discharge 1 s y runoff coefficient Ss catchment area ha qs design rainfall rate of considering frequency litre s ha This is the simplest method for dimensioning which neglects the flow retardation It is possible to apply this simplified method only when small catchments are designed and when the catchments have a short travel time that does not exceed 15 minutes HYDRON et 2000 HYDROPROJEKT page 36 HYDRONet 2000 User Manual 9 2 The Modified Rational Method The Bartosek Method The method is based on the premise that the maximum discharge in the design point of the syste
27. gram for the First Time The program is protected by the hardware protection facility hardlock which has to be connected to parallel port 1 printer output port If the demo version is being used or if the hardlock key is not connected correctly the program runs only in the demo version When the key is connected correctly and in spite of that the Running in DEMO version message box appears it is necessary to install the HASP key support HYDRON et 2000 HYDROPROJEKT page 6 HYDRONet 2000 User Manual Steps for the key installation 1 The installation program Hinstall bat is in a subdirectory Hasp Podpora of HYDRONet CD ROM 2 When the program starts it displays a dialogue with instructions for the correct installation of the key 2 4 Copyright HYDRONet was developed by Hydroprojekt a s engineering and consulting company Czech Republic Manual refers to proprietary computer program that is protected by copyright Copying or other reproduction of this user manual and or HYDRONet program is prohibited without prior written consent of Hydroprojekt The software license is a single user basis i e it may be installed on one computer for one user at a time The license is related to the specified address in the License Agreement The network license is also available Microsoft Windows are registered trademarks in the USA and other countries WinBase602 is a trademark of Software 602 HYDRONet is a
28. he user can define a pipe material hydraulic roughness in mm name which then can be offered for a sewer description in Information dialogue Pipe material can be changed added and deleted b Sewer Size user can select sewer cross sectional shapes circular egg shaped mouth shaped and their size These default values are then used in a program for dimensioning In addition the user can specify a sewer slope hydraulic roughness and calculate a full flow Qrun l s and a full flow velocity Vtu m s For a given sewer and flow rate an actual velocity V m s and a flow depth H mm can be obtained HYDRON et 2000 HYDROPROJEKT page 11 HYDRONet 2000 User Manual Environment Setting e HE Calculation Sewer Network Calculation Foul Flow af Method This mode enables to select the method for calculation Only the modified Rational Method called the Bartosek Method is available in this version Method The Bartoszek Include into calculation The modified Bartosel method M Shear force check M Sewer size check Czech standard Jf Aerated water flow iv Redesign of unacceptable diameter of existing sewers Include into calculation The checked box means the option is included into calculation It is possible Calculate selected sewer only also to select the computation of minimum shear force for sewer flushing After checking the Calculate selected sewer box only box only selected
29. ing coordinates button the standard Open dialogue appears for raster images opening bomp tif jpg gif png i Left upper 735000 0 1045000 Right lower 730000 0 1050000 After a particular file selection the raster is Apply added into a list The mark means the EENE Adjust raster location by mouse raster is visible the mark meas the raster is not visible user can change the DUZI DATAA Moje 0455730 bmp 5000 005000 00 state by double click The raster image is immediately after its selection set by the system into minimum and maximum coordinates of an actual project If it is necessary to change its setting then e select a particular raster double click e change left upper and right lower corner coordinates e press Apply buton 10455739 Checking the Adjust raster location by mouse option makes possible to adjust the raster setting by a mouse see chapter Hot keys To remove a raster image from the project select the raster and press the Delete rasteru button HYDRON et 2000 HYDROPROJEKT page 24 HYDRONet 2000 User Manual 6 3 2 Import DXF Import DXF File x To import a DXF file select the menu item gt Project Import DXF After pressing the Add ga DXF button the standard Open dialogue G Add DXF pokus DxF Ej appears for DXF files opening Polylines 133 s mn 17 5000 00 Circle 0 min 0
30. ion OF inhabitants ssuicscniisasaceddvacsversvanvvanysantservienvertneaiennasdamessesddnudanedansanbeieens 33 Ot SelCCHON OF Desin RAN serere rreri rererere EEEE EEEE EEES TEETE 34 60 REDOSENMaAUVE SUDIGA ais toe eeaccsaranenctanesinadendensvaereaeeasaaentsateeeuraereersc cer aaa 34 HYDRON et 2000 HYDROPROJEKT page 3 HYDRONet 2000 User Manual 8 9 Sewer longitudinal Profile ccc ccccc secs eecceeeceeeseeeseeeeeeeeeeseeeseeeeeessueteeeseeeseeeaes 35 oO DOO Meee nee mene A A eee E ne ene ee 35 S Ineorelical BACKOrOUNG sides torcte ss ese anca tes tim eniastonsndesansutenttoieeensteeedannsonseennaoecbecracessenntes 36 9 1 Principle of the Rational Method ccccecceccseeceeeeeeeeeeeeeeseceeteeeseeeeeeeeeseeteeeaes 36 9 2 The Modified Rational Method The Bartosek Method ccccceccseeeeeeeeeeees 3 9 3 Limitation of the Bartosek Method cccccccccceccseecseeceeeeeeeeeeseeeseeeseeseeeeeeaeeeaes 39 9 4 Aerated Water FIOW sicsascdacteassancosaanqncebidnanaadesnsot niet nin coh yet pend ganansaieret acai entnsaloset ain 39 99 Minimum Shear FOF CG is csinscsesonisacnanmrarsaacsnananeralwennaunianrderadasateretauataveharctaretasatovaaaes 40 9 6 Calculation of Dry Weather Flows Foul FIOWS ccccccceccseeeeeeeeeeeeeeseeeeeeeaes 40 Sel SC WET DIMENSION eee ses E veces eeesasse E E 41 9 8 Schematization of Hydraulic Structures ccc ec eecceeeceeeceeeseeeeeeeeeeseeeseeseeeae
31. is desribed as A A se Ms is the side weir overflow coefficient Q aly s y is the flow depth h y s _ is the overflow height L is the crest length Design conditions for overflow structures The crest height is to be designed in such a way that there is not any overflow for the required outflow Qt to the treatment plant The crest length is to be designed in such a way that the required overflow Qo from the above mentioned equations is guaranteed The location and hydraulic conditions of CSOs should respect the subcritical flow If this condition is not satisfied a warning will appear Unsuitable location of CSO HYDRON et 2000 HYDROPROJEKT page 44 HYDRONet 2000 User Manual 9 8 2 Design of Inverted Siphon Using the menu item Info you can perform design of inverted siphon The input data corresponds with a schematic which is shown below Inverted Siphon Calculation x The following losses are calculated Inverted Siphon Froude Humber 1 r 4 III ncorect Location Supercritical Flow Il Siphon Inlet Ghjira Yhils Hhimm ON himm Eottomfm 31 6 527 2 63993 234 500 EER Depth Siphon Outlet HS Wdis Hdimm CMdimm Bottomirm 274 4a 348 500 98 78 Design lee of Falling Pipe LS rm 6 00 Wo Pipes Lenght of Main Pipe Lepoy m 3 66 2 Lenght of Rising Pipe L m 13 96 After pressing the Recalculate button the friction loss hp for given inverted siphon parameters is calcula
32. k in CAD and GIS technologies In other words a powerful graphical environment has been built on the top of the database enabling an interactive communication between the designer and the program HYDRONet Consequently the designers are not forced to change his her working procedures based on previous work with classical maps or horizontal plans Moreover they can make those procedures faster more effective and creative The program possibilities of inserting the raster aerial photograph or vector DXF map background layer lead to the more comprehensive analysis of the actual project location with the strong influence not only on the comfort of the work but also on the better optimization of the overall design proposal The digital way of project development with HYDRONet appears to be very useful especially during the evaluation of the project alternatives Easy to use redesigning capabilities enabling e g the change of the size or shape of catchments and sewers strongly influence the final flexibility during the generation of project alternatives The program HYDRONet has been developed as a true 32 bits application under C compiler for Windows95 and Windows NT environment It is recommended to consider required response of the program being similar to CAD systems requirements for PENTIUM100 16MB RAM 500MB DISC 17 monitor fast graphical card However HYDRONet can be also run on the classical PCs or Notebooks The only difference i
33. l to Q inflow and at least one Q outflow is equal to zero the system behavior is almost the same as in the previous case but the sewer with Q outflow equal to zero has zero value of the outflow discharge e The sum of Q outflow is higher or equal to Q inflow and all values are entered the system calculates appropriate ratios of Q outflow and the sum of Q inflow is divided into outflow sewers according to these ratios e The sum of Q outflow is higher or equal to Q inflow and at least one Q outflow is equal to zero the entered nonzero values of constant outflow are assigned to particular outflow sewers and sewers with zero constant outflow are loaded by reminder of the inflow discharge HYDRON et 2000 HYDROPROJEKT page 43 HYDRONet 2000 User Manual 9 8 1 Design of CSO Using the menu item Info you can perform CSO design Flow over weir is described by a following equation Overflow Structure Calculation Overtlow Structure c3 Into Gall s Wreal m s Hreal mm OM mrm jase ea7 1 4079 525 800 where Froude Number 0 659 Q O Discharges Qo ub 2g n k 4 is the overflow discharge Grains Gdvf l s WWTP l s Go ls h IS the overflow height jas eater e5878 2ane0e g IS the gravitational Design Parameters acceleration Design v 2g is the velocity head Crest Length m 155 b is the crest length HEt e 0 40 u is the coefficient of discharge Side weir overflow discharge
34. logy Corrections 8 4 Results Output This dialogue is pictured using the menu item Project Print or by pressing the Print icon Setting Printer Ek a x Vectors setting Display legend Type Color Thickness M Existing sewers B5 ron i Designed sewers M 05 mm 0 2 1 Sewer name 2 Diameter Z il 2 ja 3 Material kH 4 Slope E ja 5 fe 5 Length r 6 Area ha M Text background hal r M Cachment bound 0 No apply mm MW Manhole diameter h5 mm I Cut selected area Mouse selection for printing Legend setting Type Color Height Font Mame size material slope 2 0 mm Arial Node name mee 20 mm Arial I Draw raster Printer MAH pdroproyjektMHOPSLI 4315 Ad 19 mm 285 mm i Draw DXF Scale 1 lo m x mmmn Set printer Eoi HYDRON et 2000 HYDROPROJEKT page 32 HYDRONet 2000 User Manual It is possible to set output attributes of vectors for example color and width It is possible to set a circle diameter presenting a manhole If the Manhole diameter check box is not checked the present scale is used Section Display legend is designed to set arbitrary sewer system description non zero values will be printed The checkbox with a question mark sets manhole name print The Cut selected are check box determines whether layer outside of selected area will be printed or not The area for print ou
35. ls gt Longitudinal profile a new file name_sewer sew will be created In order to draw the sewer longitudinal profile correctly you have to specify the sewer name and ground levels for the manholes For detail information see the description of menus mentioned above 8 10 Data export HYDRONet support the data export info some other programs formats e vector data only it is possible to export data info DXF AutoCAD and DGN Microstation format e vector and database data program supports an export into MID amp MIF Mapinfo format e database data there is an export into MOUSE text format implemented in HYDRONet HYDRON et 2000 HYDROPROJEKT page 35 HYDRONet 2000 User Manual 9 Theoretical Background The general approach toward understanding the flow in sewer systems can be divided into two parts namely the design of the system and then evaluation of its hydraulic performance While design methods are based almost exclusively on the Rational Method evaluation methods rely on a suitable numerical solution of the de Saint Venant equations describing unsteady flow in sewer systems When we need to design a new sewer system and or we can accept the simplified evaluation the use of the Rational Method considering intensity duration frequency curves may be sufficient HYDRONet program is based on the Modified Rational Method 9 1 Principle of the Rational Method Rational Methods can be divided into two cate
36. lue is approximately within the range 4 9 The computation also takes into account a throttling pipeline if specified HYDRON et 2000 HYDROPROJEKT page 42 HYDRONet 2000 User Manual Pumping Station Pumping station pumps the inflowing discharge into a specified manhole and ensures the continuity of flow Pumping flow rate can be specified as The total flow rate The constant flow rate The flow rate defined by a pump curve Q H You have to select whether pumping flow rate will be delivered out of the system and or using graphics plan plot you have to select the destination manhole Delivery pipe is represented by a red dotted line Dividing Chamber a described by flow rates An A2 B2 Dividing chamber is described by flow rates as a percentage from the inflowing discharge In case that the first manhole of Ad the sewer pipe is the dividing chamber the percentage ratio from the following values will be specified reduced catchment area dry weather flows storm flows and number of inhabitants b described by a constant flow This description assumes the outflow sewer is a throttling line with a known capacity According to entered values following case may cause e The sum of Q outflow is less or equal to Q inflow and all values are entered the system calculates appropriate ratios of Q outflow and the sum of Q inflow is divided into outflow sewers according to these ratios e The sum of Q outflow is less or equa
37. m is caused by the precipitation critical rain having the duration time lower comparing to the travel time of the water in the sewer to the point under design The approximation of the rainfall rate duration frequency curve for a given frequency is expressed using the formula A re reduced rate of rainfall litre s ha red T B A B n the coefficients calculated by the program r I The above mentioned premise has been improved by Bartosek using the so called reduction law which determines the effective duration time of precipitation Treg the time for flow from the most remote part of the sewer system to the ending node of a given sewer T the time t which describes the influence of a depression storage and the time of entry t that the water drop needs for flow over the catchment surface to reach the sewer In principle it is just a kind of a reduction and therefore this law is called reduction law The runoff from the catchment occurs only during the effective runoff producing duration time Treq of the rainfall There is a slightly rearranged formula used in the program for the reason of the interpolation among the rainfall rate duration curves T red T t t Trea Is the reduced effective time min To the time for flow from the most remote part of the sewer system to the ending node of a given sewer min t time to characterize the depression storage min i time of entry min There is no reduction
38. n a section of HNET INI file then the program STOKA EXE displays the mentioned file longitudinal profile Environment settings User can define basic environment settings fro example co ordinate system sewer colors etc Help items Displays contents of the interactive help Hot keys preview Displays a list of hot keys How to use help General guidelines for help About Information about program HYDROPROJEKT page 15 HYDRON et 2000 HYDRONet 2000 User Manual 5 4 Tool Bars The toolbar with icons buttons with pre defined functions is a standard part of Windows applications The buttons on the toolbar are grouped into logical groups so that the orientation of the designer is simplified during the work on the project Some buttons are during the design work inaccessible gray This happens because of a logical procedure of the whole process if in an actual state of work is not possible and even not admissible to turn on the new regime The following icons are distinguished Standard as ha Ie iz a E W e s ES Creates a new project Opens an existing project Saves opened project Displays a dialogue for print settings of the background layers Displays dialogue Environment settings Information dialogue on sewer system items Sets the mode for sewer drawing Sets the mode for catchment boundaries drawing Displays DXF background image if DXF file has been imported Displays raster backg
39. on the user indicates the sewer beginning manhole Then he repeats the same action to generate the whole sewer pipe The final manhole is selected by pressing the right mouse button During this action precise location of nodes is identified and x y co ordinates are automatically saved into the database The mentioned snapping modes can be used Following two modes have only meaning for location of the first and the last vector manhole a Snap Along Line The first point manhole can be placed only on the existing vector Sewer and or catchment boundary Using this mode a new manhole will be created see a blue cross shape cursor The new sewer is connected by this mode to the existing one The similar approach can be used to create connection with the existing catchment b Snap at the End of the Line Mode for drawing a sewer and or catchment boundary with a snap at the end of the line The meaning of this mode is similar as described above but the beginning manhole is connected with the last point of selected vector this may be the existing manhole and or catchment boundary The cursor is a red cross HYDRON et 2000 HYDROPROJEKT page 19 HYDRONet 2000 User Manual 5 6 3 Changes in connection of the sewer catchment to the existing node Mode with a vector translation is active The user selects the object by pressing the left mouse button and is moving with it while holding the button Behavior of the object is afte
40. ording to the number of inhabitants see enclosed table Number Water Consumption Inhabitants I inh day do 1000 1000 5000 5000 20000 20000 100000 In the SYSTEM SETUP dialogue the user can select his own standards and directives Then the edit box Permanent inhabitants I inh day appears where the required amount for local house conditions and permanent inhabitants are entered In the section Visitors I inh day the requirements for visitors non permanent inhabitants are entered as well In the Catchment dialogue the percentage ratio between permanent and non permanent inhabitants is specified Amount of sewage flow is calculated as follows Inh WCLH 4 WCPI kp Inh number of permanent inhabitants connected Q I 59 to the network 86400 WCLH water consumption for local house conditions WCPI water consumption for the local population and industry Kh peak hour coefficient approximately 1 5 7 2 In order to obtain a total dry weather flow you have to add to the above mentioned sewage flow known point inflows and possible infiltration flows 9 7 Sewer Dimensioning Sewer dimensioning is performed using a full flow for a sewer pipe according to the Darcy Weisbach and the Colebrook White formula l 2 51 k J Ve VRS VE 210 2 am a the flow velocity m s the gravitational acceleration m s the Darcy Weisbach friction factor the hydraulic radius m the f
41. presentative area specification Displays a dialogue for the definition of design rain Runs the calculation Displays the results Deletes the results Displays a dialogue for correction of inhabitants Database functions pp aa 4 lt 2 D4 iD S e S Runs the database data check Displays dialogue for definition of query by example QBE Deletes all selections graphical presentation Undo valid for topology only Redo valid for topology only Deletes a history of Undo Redo HYDRON et 2000 HYDROPROJEKT page 18 HYDRONet 2000 User Manual 5 5 Status Bar The bottom status bar is located on the lower part of the working window and displays actual messages explains the meaning of active menu items and or icons and the modes used 5 6 Graphical Tools 5 6 1 General Information Drawing facilities are used to help the user to display a sewer layout with the background layers raster and or DFX images Particular lengths and areas of sewers and catchments are calculated automatically The most common way of sewer layout generation is a drawing by the mouse The first and next points manholes user defines by pressing the left mouse button but the last point must be specified by pressing the right mouse button Pre defined snap modes can be effectively used as well During drawing move and Zoom possibilities can be used 5 6 2 Sewer Drawing Using the mouse cursor and pressing the left mouse butt
42. pressed the actual schematized view of this appears on new window There are symbols codes that inform for a given sewer pipe about the calculation The code is composed of the following symbols D A smaller flow rate has been detected in the next lower downstream sewer in comparison with the upstream branch The flow was increased to a greater value M The computed flow rate is too large comparing to a maximum available sewer size However the maximum sewer size is used for the design and actual discharge is equal to a full flow T The same as M but for a particular pipe size Check of DN CZ standard is marked and the sewer size DN of the subsequent sewer is smaller than in the previous one The bigger DN value is used not valid behind the flow diverting chamber and storm water overflow P Actual shear force is lower than the minimum shear force Code indicates the necessity for sewer flushing HYDRON et 2000 HYDROPROJEKT page 48 HYDRONet 2000 User Manual O Sewer branch is located behind the overflow structure Its diameter is designed to allow for a free surface flow S Existing sewer is located behind the overflow structure The overflow discharge flows under pressure with the velocity V Q S N Existing sewer is located behind the overflow structure The overflow discharge flows with a free surface A Existing sewer is being redesigned because of its insufficient hydraulic capacity HYDRON et
43. r mouse button releasing dependent on the snap mode and a type of object a No snap The moving object will stay in the new position When moving with catchments all adjacent catchments will be modified When moving with sewers beginning and ending manholes will remain unchanged This approach enables to disconnect the sewer b Snap along line Moving point will be connected to the nearest tangential point of the sewer vector and or catchment Using this approach a new manhole can be created and used for a sewer connection C Snap at the end of the line The moving object will be placed to the nearest vertices of the vector both for sewers and for catchments Using this approach the new sewer connections catchments can be placed into existing manholes 5 6 4 Catchment drawing Drawing is performed using the mouse and location of the vertices of polygons is confirmed by pressing its left button The final point is confirmed by pressing the right mouse button In order to see the position of the object a cursor blue and or red color cross is activated During drawing move and Zoom possibilities can be used The snap mode for catchment boundary drawing is active Procedures are similar as described above for sewer drawing 5 6 5 Manhole and or sewer delete The modes of moving object or mode with a Snap Along Line are active Using the mouse button the manholes are marked and by holding simultaneously the Delete key selected
44. ram Export DXF Exports vector data into DXF format DGN Microstation Exports vector data into DGN format Longitudinal profile 3 0 If a sewer is selected it will be saved into format name_sewer kan If in a section of HNET INI there is a correct link to STOKA EXE program module of WINPLAN then the program STOKA EXE will be able to work with a sewer Mouse TXT Exports data into ASCII file of MOUSE program Properties Pictures basic information on project data Print Specifies printing possibilities Exit This item quits the program Edit Undo This item allows you to go one step back for work with sewer layout Redo Repeats the selection Move Enables to move vectors Find Displays dialogue where user can find item by name Information Enables to retrieve change parameters of graphical object by putting the cursor on it and pressing the left mouse button View Toolbar A toolbar setting dialogue appears Status bar Displays hides a status bar Eagle eye A Dialogue of Eagle eye will appear Redraw This item redraws a main window HYDRON et 2000 HYDROPROJEKT page 13 HYDRONet 2000 User Manual Zoom all Enables to perform a zoom of the main window Zoom on Selected Structures Enables to perform zoom of selected objects in a main window Zoom in The scale of drawing is being decreased Zoom out The scale of drawing is being increased Previous zoom Previous zoom by a mouse selection is displayed Next zoom Zoom
45. reas r 3 mm e medium permeable areas r 2mm e impermeable areas r 1mm p the runoff coefficient considering for e permeable and flat areas 0 35 0 5 e other cases 0 75 the rain intensity mm min The time of entry represents the time of flow over the ground surface The following formula is used for the calculation of t from the catchment to a given sewer L L the distance of the centroid of the drainage area in to 60 v HYDRONet the distance L is constant equal to 50 m V overland flow velocity v 0 25 m s Hence in the program the time t 3 33 min and is constant HYDRON et 2000 HYDROPROJEKT page 38 HYDRONet 2000 User Manual 9 3 Limitation of the Bartosek Method The Bartosek design method being the Modified Rational Method is based on the premise of steady uniform flow not only in the sewer system but on the surface as well The implemented method should not be used for articulated catchments and catchments with highly irregular shape e g peer shaped catchments see Figure 8 1 According to the Bartosek method the flow in point B can be found higher than the flow in point A It is caused by approximately the same size of catchment area in both points but the time of flow to point A is longer when compared with that to point B Figure 8 1 Inconvenient shape of the Figure 8 2 Over dimensioning of the red catchments for dimensioning using the sewer Bartosek method Unsuitable us
46. riction slope ND aI lt HYDRON et 2000 HYDROPROJEKT page 41 HYDRONet 2000 User Manual Re the Reynolds number k the roughness height absolute roughness m Aerated water flow Aerated water flow is being considered for the sewer slope greater than 0 035 for every circular sewer diameter below or equal 1000 mm and for the sewer slope greater than 0 030 for every circular sewer diameter above 1000 mm Sewer dimensions are specified in the menu Setting Environment and in the item Sewer Network The equations used for calculation were described in chapter 8 4 9 8 Schematization of Hydraulic Structures The following structures of the sewer system are implemented in the present version of the program Combined Sewer Overflow Pumping Station Dividing Chamber Inverted Siphon Combined Sewer Overflow CSO There are three methods used for CSO design 1 The constant outflow namely Q const 2 The threshold rain method Qo Qin n Q and Qi Qp S Qr 5 A so e where T Qp l s represents the sum of all CSO overflows upstream the given CSO structure S ha is the sum of reduced subcatchments behind the previous CSO structure Qr I s ha is the threshold rain rate of flow 3 The diluting ratio method Qo Qin 1 n Qaw where n is the diluting ratio representing the CSO start of operation when the actual sewer flow is n times greater than the dry weather flow Qaw N must be specified and its va
47. round image if raster file has been imported When selected then using the left mouse button the sewer orientation will become reverse Displays the window containing a project layout overview Makes possible arbitrary longitudinal profile selection Displays a longitudinal profile of selected sewer HYDROPROJEKT page 16 HYDRON et 2000 HYDRONet 2000 User Manual Snapping modes E BAFA These buttons are exclusively used for vector manipulation on catchments The vectors represent manholes and or vertices of catchment boundary polygon Mode with a vector translation Mode for drawing a sewer and or catchment boundary without a snap Mode for drawing a sewer and or catchment boundary with a perpendicular snap SIS Mode for drawing a sewer and or catchment boundary with a snap at the end of the line Zoom facilities a Oo E K These facilities are used for sewer layout and or background images manipulation Redraw the window Zoom all Zoom for selected sewer Zoom out Zoom in Previous zoom selected by mouse Reverse operation of previous zoom Bertha e a H Mouse zoom according to a standard of CAD systems It is also possible to move by a picture with mouse without pressing its button when you are pressing simultaneously the Shift key HYDRON et 2000 HYDROPROJEKT page 17 HYDRONet 2000 User Manual Calculation waja 4 Bal ive S A Displays a dialogue for the re
48. s 42 9 8 1 DE OMOTO Seen ee ee eee 44 9 8 2 Design of Inverted SIPNON cccccceecceeeceeeceeeceeceeeseeeceeeceeesaeseeeseeeseeeseeeaees 45 10 PANNA SUS Or RESU ie act tees eget eee ae cs cece ng gue a gene aetna ete eee 47 11 TES EXIDO aaa E E E E A A 50 HYDROPROJEKT page 4 HYDRON et 2000 HYDRONet 2000 User Manual 1 Foreword A new module HYDRONet 2000 was released after two years experience with the first version The program environment reflects modern trends in information technologies and enables fast and creative work that leads to effective design and the elaboration of the project documentation HYDRONet is a specialized engineering tool for the design and analysis of urban combined as well as separate sewer systems The program can be also used for strategic planning purposes From the computational point of view HYDRON et is based on the use of modified Rational Method the Bartosek method that is accredited by the Czech standards The program was developed in a close co operation with the water management and software engineers from Hydroprojekt Consulting Engineers The program is a true 32 bit Windows application using C and fully object oriented approach The program is protected from unauthorized use and copying by a coded key hardlock which is a part of the program package HYDRONet is a powerful easy to use program thanks to full utilization of the interactive graphical possibilities of Windows
49. s found in the system response HYDRON et 2000 HYDROPROJEKT page 8 HYDRONet 2000 User Manual 4 Database of HYDRONet 2000 Database application is based on a personal database WinBase602 version 5 0f operating as a Client Server There is a FIL subdirectory in the base directory where all the data fil about projects is stored A reserved empty file Empty hdp is also present in the directory It represents an empty database and it must not be deleted There is another subdirectory for a database called DEFAULT which contains a runtime of the database WinBase602 and again a reserved database empty file Empty hdp The data about project is stored in the file WWB5 FIL whose size depends on amount of stored information 4 1 Working with the database If you start the program HYDRONet and a new project the database server will be opened an empty database activated and the icon illustrating the database server operation appears in the bottom status bar The server is protected from uncontrolled closure If there is a failure in running the program the file Last_err log would be created in a directory FIL After starting the program again you have now the possibility either continue and or change the default name of file WB5 FIL in the directory DEFAULT Using the Save as menu item you can create a new file name that is stored in the directory FIL The file Last_err log
50. ssing a Shape H Circe E increment C Mainifalll square button then it is possible to write Material ym beton Fi Foulflow the value If you press the Apply button you will apply this value for the whole selected sewer If you press both square buttons the values will be used for the whole sewer layout From To Length Slope Diam mm HYDRON et 2000 HYDROPROJEKT page 29 HYDRONet 2000 User Manual The sixth window enables detail information specification structure definition in a manhole Node imflow l s pp In a case this tab is marked by a cross Dirwiding chamber there is not any structure in this manhole If user wishes to specify manhole structure it is necessary to Inverted siphon petal select it from the list by pressing the button It is also possible to specify a manhole inflow into the manhole Overflow structure Detail Pumping station HYDRON et 2000 HYDROPROJEKT page 30 HYDRONet 2000 User Manual 8 Tools 8 1 Dialog Search E This dialogue allows finding of any element sewer et manhole structure according to name It is possible to write initial characters of the particular object name into the textbox Select The system automatically modifies the list of appropriate object names The button Select activates a function of graphical selection and the button Save saves the selection into a text file Find by name Sewer
51. t not least possibility of project foundation is a data import fom program Aquabase program for management of information on sewer systems Data of this program has to be in its database internal format tdt HYDRONet supports import of basic data on nodes pipes and catchments HYDRON et 2000 HYDROPROJEKT page 2 HYDRONet 2000 User Manual 7 Data Input 7 1 Info dialogue When the sewer layout is generated it is necessary to distinguish between a schematic layout and or layout over the co ordinate system Working with a schematic layout user needs to add information on a sewer length If user uses a co ordinate system sewer lengths are calculated automatically using the manhole co ordinates To display the Info dialogue activate Info mode and then press the left mouse button on particular manhole or sewer in order to edit information There are six windows available namely Li The first tab contains info on lower L manholes respecting the flow direction The second tab contains info on sewer pipes 4 The third tab contains info on upstream U manholes respecting the flow direction CsA The fourth tab contains info on catchments connected to lower manhole In a case there is the catchment connected to this manhole a graphical representation of this tab is marked without a cross line The fifth tab enables to fill some input data automatically The sixth tab contains a detail info on sel
52. t of flow rate causes the shear force at least 4 0 Pa The value of m is a ratio of a design rain intensity with selected frequency to a rain intensity with frequency p 5 For a separate system a sufficient shear force is required to be 2 0 Pa for a maximum hourly flow rate If actual values of the shear force are lower than the standard values the code P is used for indications 9 6 Calculation of Dry Weather Flows Foul Flows Determination of sewage flow is performed according to the Czech Standard through water consumption Water consumption per inhabitant is determined by the needs of local house conditions and from the water consumption for the local population and industry Water Consumption for local house conditions see WCLH is prescribed by default values in dependence on an average house category The scale for the house category is related to the water consumption The higher is the standard of houses the higher is the water consumption You can select any real number between 1 0 and 4 0 e g 3 5 and the water consumption will be determined using parabolic curve approximation House Water Category Consumption I inh day 280 0 230 0 150 0 HYDRON et 2000 HYDROPROJEKT page 40 HYDRONet 2000 User Manual Water consumption for the local population and industry see WCPI is specified in the SYSTEM SETUP dialogue under the section Water Consumption l inh day The value is determined acc
53. ted _ 0 001482 Q yD D The upstream water level Kh must be at lest equal to Kd SZ where SZ is the sum of all losses Losses in bends are calculated as Bottom Levels of Connecting Pipes 96 07 95 99 2 Pipe 300 Velocity in Inverted 2 24 Le m Vs Diameter b 90 2 Loss Evaluation oF Siam of s Kd 5Z where Losses m 0 181 m 99 404 99 309 Oo angle of the bends m 0 131 1 184 r R Recaleulate sewer radius R radius of curvature The entrance loss is calculated in dependence on the cross sectional velocity Vs in the inverted siphon based on inlet loss coefficient Vs m s 075 090 1 001025 0 0162 0 0232 0 0286 0 0346 0 0447 Similarly the exit loss based on the difference between the velocity in a downstream sewer and inside inverted siphon is as follows Vo Vs m s 0 00051 0 00204 0 00459 0 00816 0 01275 Design requirements Inflowing sewer pipe should have the minimum length 10 20 DNs Flow in front of the inverted siphon should be subcritical Minimum inverted siphon diameter should be 250 mm HYDRON et 2000 HYDROPROJEKT page 45 HYDRONet 2000 User Manual Qh Vh gt Legend Qh Vh Hh L HYDROPROJEKT INLET INVERTED OUTLET CHAMBER SIPHON CHAMBER Losses SZ Kd Hd DNs 60 00 LFP LCP LRP FOLLING CONNECTING RISING PIPE PIPE PIPE LENGTH flow rate velocity and relative flow depth for inflowin
54. tput is selected automatically at first Button lt max sets the selected area to maximal size Checking Mouse selection for printing check box makes possible to select a demanded area by mouse It is possible to change the scale as well User can see the size of selected area on paper according to the used scale in the info box on the right side of button lt max 8 5 Checking system integrity oe This option enables you to check whether all the data is available for computation Detected errors appear on the screen If any errors are detected then the user is warned about them before calculation begins Integrity Check Error Messages x Incorect guestonable data Noderbranch to node zen length D 2ero of negative slope F Missing area zen runoff coeff retention Object not allowed Shaew ell fen 8 6 Correction of Inhabitants The number of inhabitants must coincide with those specified for computation If the number of inhabitants does not coincide you have to correct this value using a dialogue shown below The correction can be performed as follows e According to areas corrects a number of inhabitants per hectare e Relative correction corrects all data with connected inhabitants e Combined correction a combination of both mentioned approaches Correction of Inhabitans Jed Total population 1000 Sum from project 300 0 Method of correction
55. trademark of Hydroprojekt a s The liability of Hydroprojekt a s is limited according to License Agreement Hydroprojekt a s is not responsible for any damages arising from the use of the program or the inability to use the software documentation Hydroprojekt a s reserves the right to revise and improve the software documentation All licensed users receive a technical support that can be specified in the License Agreement in the form of Service Agreement In a case of any difficulties with HYDRONet installation or with proper program operation please contact Hydroprojekt a s and enclose the error journal We shall analyze your problem as quickly as possible and send you a detailed answer Our contact address is Hydroprojekt a s Department of Hydroinformatics Tel 420 2 61 102 408 Taborska 31 420 2 61 102 428 140 16 Prague 4 420 2 61 102 381 Czech Republic Fax 420 2 61 21 51 86 e mail winplan hydroprojekt cz HYDRON et 2000 HYDROPROJEKT page HYDRONet 2000 User Manual 3 Program overview Program HYDRONet was developed at Hydroprojekt leading civil engineering and consulting company in the Czech Republic The main aim of this tool was directed to the technological support for the engineering and design activities projects studies in the area of urban drainage Thanks to the close co operation of the group of software developers and a team of experts in this area a powerful tool has been rele
56. ummary for dry weather flows Appendix 8 Schematic plot with sewer pipe diameters pipe slope and the sewer length is shown as well Appendix 1 HYDRON et 2000 HYDROPROJEKT page 50
57. wer names e Consecutively according to calculation Another possibilities e Setting printing facilities e Preview enables to view defined set of results on the screen e Print e Print to File enables to print the results into text files HYDRON et 2000 HYDROPROJEKT page 47 HYDRONet 2000 User Manual Definition of Results Output The efficient way of selecting the result is via a dialogue box see below Selection on the left window is confirmed by a double click and or by gt symbol Pressing the Apply button displays the results according to selection User s Header Select tems in Header User defined headers can be saved into files Only one page is viewed on the screen the other pages follow The user is then able to deal with results outside of HYDRONet environment for example to use them in the text editor or in table processor spreadsheet for a technical documentation of the project Select All Delete All E ewer Hame coe The utility for the overall inspection of design longitudinal profiles constitutes next possibility of reviewing the results The user can select a part of the sewer system from the sewer list in menu pop up item Tools Select According to Sewer name Once a particular sewer is chosen using the mouse it is highlighted on the particular location in the system If in addition a mark for the longitudinal drawings is clicked and subsequently button for longitudinal profile
58. wing without a snap Snap at the end of the line Drawing with a perpendicular snap HYDRON et 2000 HYDROPROJEKT page 14 HYDRONet 2000 User Manual Snap along line Drawing with tangential snap Insert manhole Enables a new manhole generation by clicking the left mouse button Sewer connection lf a sewer is selected by key S left mouse button another selection by clicking the left mouse button will merge both sewers This operation is possible when both sewers have a common end manhole The new name is given by the name of the second sewer Flow direction By clicking the left mouse button the sewer flow orientation will be changed Integrity check The program controls the sewer network integrity In a case of errors a warning appears Correction of inhabitants A dialogue appears for correction of inhabitants Topology correction A dialogue appears for correction of sewer topology Unique catchment border This operation corrects double vectors describing catchment boundaries Set increment from rain This item sets a sewer parameter Increment from rain to yes if there is a catchment connected Select longitudinal profile This item enable a definition of an arbitrary longitudinal profile by selection of upstream and downstream manholes Longitudinal Profile After a sewer selection this function saves it into file name_sewer sew If there is a correct link to a program STOKA EXE module of WINPLAN i

HYDRONet 2000 (English)

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