WinCan DigiSewer User Manual
Contents
1. Show the DigiSewer column Template Settings CHAN E oH l l l l Res Kon After the start up the columns in the different grids of WinCan8 EXER appear as they are defined in the selected template Please read ww the WinCan8 Administration manual for more details about tem E E plates and their modification After the first start up we need to Visible Hive Hro add the ScanExplorer column in the observation grid In our ex memes i ample we replace the last column MPEG Counter Header Tooltip With the control key pressed click with the mouse pointer on the cetaut vaiue header of the column MPEG Counter This opens the Template Be Settings dialog From the data field dropdown list choose the Datatype SO ScanExFlag1 entry Set the Editable property to No Seta TRIS short name e g ScanEx in the Header property Click on the green OK button to close the dialog After this the last column gets labelled ScanEx and will show you in the future a Scan Icon if a scan is attached to the observation 28 09 2011 Page 10 30 Creating a DigiSewer Scan DigiSewer Main Screen Start the Scanner We can start now the DigiSewer Scanner application by clicking the scanner button If you have licensed other scanning modules from other camera manufacturers a dialog shows up where you have to choose DigiSewer After that the WinCan8 application is sent to sleep and the DigiSewer Scanner applicatio2. WinCan DigiSewer User Manual Version 1 77 010 Date 07 02 2011 CD Lab AG Irisweg 12 CH 3280 Murten Tel 41 0 26 672 37 37 Fax 41 0 26 672 37 38 www wincan com Table of Contents E o o A 3 1 1 Principle Overview nein 3 1 2 PFEFEQUISIES iu nz ces ea ae a ee na NE aro 4 1 21 Hardware Requirements nit ae 4 1 2 2 Software Requirements daa 4 1 3 Installation ana 5 1 3 1 Vitec Video Capture Board Installation eeeeeeeseeeeeeennn nnn 5 i WIRGCOM Installation a A 5 1 4 HardWare Setup a 6 1 4 1 Setup Test of the MUITIUSB Un Ein 8 1 4 2 Trouble Snoeotlhng nei 9 2 Creating a DigiSewer Scan eene menn enam mri 10 2 1 Starting the DigiSewer Scanner uuuuuuunnnnnuunnnunnnnnnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnn 10 2 1 1 Starting the Scanner from within WinCand zuusssssnnnnnnnnnnnnnnnnnn nenn nnnnnnn nun nn 10 2 1 2 Starting the Scanner standalone zzsauuseneeononnnnnnnnnnnnnnnnnnnnnennnnn nnn nnn 11 2 2 DIGISEWEF Main Screen nn 11 2 3 Video Settings Dialog ug ede eio De oc e e RO CE OD bb ERROR SCR RR T ER ERE D aa 13 2 4 DIGISEWEF Property Dilog viisiosiiinicana EE RERRE EVE EEEKF EV E a Es 14 2 4 1 ALAS CICE POS om T C T QU UU TIL 14 2 4 2 Scal RING SOLUS o ee 15 2 4 3 Light Adjustment and Horizontal Luminance Difference eeeeeeeennnne 20 2 4 4 IMENO ee TEILE C E LE 20 2 5 Scal a a EIER a ES De a Tea ae ae 21 2 5 Camera amp Crawler Setup zen did S
3. alven Parameters Diameter 150 mm Inner diameter of pipe Wheeldiameter 63 7 mm diameter of encoder wheel from INI File ImpFerfew 20 Impulses per revolution From IMI File SampleHeight 1000 px Height of unfold image From IMI File SamplewidkhMin 60 px Min width of unfold image From INI File DistPerFY Target 100 Disk between FW in mm StartScan ngle Si deg Start scan angle From INI File Calculated Prameters SamplesPer hl 2 122 Pixels per mm SampleHeight DiamekerMI PT DistPerImpulse 50mm Distance per impulse Wheeldiameter PI I ImpPerRewv 21 InpPerUnFald 6 Impulses per unfold SampleWidthMin DistPerImpulse SamplesPerhM DistPerUnFald 30 0 mm Distance per unfold Wheeldiameter PI ImpPerRev 2 ImpPerUnfold Sample wwidkh 53 nx width of unfold image DistPerUnfold SamplesPerMIM LInfFaldPerFV 3 Mo of unfolds per Fv DistPerFY iM 90 mm Frontview distance DistPerUnfold UnfoldPerFy Figure 10 Clicking on the Show Parameters button shows you some calculated parameters The parameter DistPe rUnfold distance per unfolded stripe is in the above example 30mm which means that the width of the red ring spans 30mm in the pipe So every 30mm or every 6 impulse from the encoder wheel an unfold stripe is processed A correct ratio between diameter and height is not sufficient In the example below the diame ter and the height have wrong values 200 amp 114 but the ratio i
4. 1000 SAMPLEWIDTHMIN 60 SIDESCANW 2000 UNFOLDDIR 1 SEARCHSTEPS 0 TOPWIDTH 20 CAMERATWIST 0 000000 FV_INTERVAL 100 DIAMETER 150 000000 CAMERAHEIGHT 84 000000 CENTERX 346 500000 CENTERY 296 500000 VIEWRADIUSX 254 500000 FACTORRY 1 086444 STARTANGLE 270 STARTHOUR 6 STARTSCANANGLE 51 000000 STOREBSETTINGS 01T 150mm Concrete Eipe 1507 84 72 5172 000000 SIEOREDSETTINGES 02 200mm Conerete Pipe 190 100 12753 500000 STOREDSELTINGS 03 300mm Concrete Pipe 350 194767352 000000 STOREDSETIINGS 94 50 0mm Clay Pipe 50072 15 6 53 000000 CAMERA CAMERANAME IPEK Kowa LMVZ164 WIDTH 720 HEIGHT 5 76 POLY_X3 0 6147 POLY_X2 1 5845 POLY_X 257 16 POLY_C 0 4275 CAMERA CAMERANAME IPEK Qioptiq WIDTH 720 HEIGHT 5 76 POLY X3 26 181 POLY X2 22 999 POLY X 181 65 POLY C20 512 VIEWER GRAPHIC WIDTH 23 GRAPHIC COLOR 256 GRAPHIC STYLE DashDot GRAPHIC FONT Tahoma 10 Bold INCL_SHOW False DEPTH_SHOW False DEFAULT_SECT_NAME Section DEFAULT_INSP_NAME Inspection NEXT SECT NO 12 NEXT_INSP_NO 3 MANHOLEDIAMETERPX 40 it H cH e e SE H H cH cHe 4 cHe cH e cH 4 4 S SF d Rod Sis Ss Si Ss su Si Hz NO of impulses per revolution of the US Rovver encoder encoder wheel diameter in mm for SuperVision encoder NO of impulses per revolution of the SuperVision encoder Distance in mm com current pos to incl sensor NO2 or impulses per untola set by De Desired targed distance between frontvi
5. 8 30 Introduction Hardware Setup e Analog 1 8 One of the analogue input channels in the example above channel 1 shows the current inclination value Right after the installation before a inclination calibration has been done within the DigiSewer scanning application the value shown can be very high around 33000 After the calibration this value should be around O0 if the crawler stands horizontal The other analogue input channels can also flicker If the value Wegl nge A is changing when you drive and one of the Analog values changes when you incline the crawler everything is OK After the first start of WinCan DigiSewer the analogue channel gets scaled into a real per centage inclination value The information on witch channel the inclination is read and how the input value is scaled is stored in the WinCanScanExplorer ini file see also the according chapter in the appendix ENCODER USB_INCL_CHANNEL 1 USB_INCL_ISAVAILABLE 1 USB INCL_MAX 51669 000000 USB INCL MIN 10813 000000 USB channel tor inelinaeion Osmo inclinatvon l inclinagiom is Seored seu by Ds USB inclination max value set by DS USB inclinacion min value set by DS SEO SE SE Be sure that the USB NCL CHANNEL is correct 1 4 2 Trouble Shooting An extensive application log file is written every time the WinCan8DigiSewer application starts The log file is stored in Windows XP C Document and Settings USERNAME Application Data C DL
6. buttons you can change the radius of the scan ring The bigger the ring the higher is the information within the unfolded stripe e Becareful that the scan ring is entirely inside the video information and does not overlap some black lines on the bottom of the frontview These black pixels would also be unfolded into the side scan Figure 7 Scan ring overlapping black lines on the bottom of the frontview left and the resulting black corner in the unfolded strip e The number of samples taken out of the ring corresponds to the height of the resulting side scan image It is constant and set in the INI file parameter SAMPLEHEIGHT and should correspond to the number of pixels on the circle in the middle of the scan ring around 450 x Pi 2 1400 e The width of the red ring is constant and can be set in the INI file parameter SAMPLE WIDTHMIN It is not recommended to change this value because it has a strong influence on the performance e The scan ring is not allowed to overlap the image 2 4 2 2 Inner Pipe Diameter amp Camera Height These are the two values that most often will change For the moment only circular round pipes can be scanned Rectangular oval or egg shaped pipes can not be scanned A correct INNER diameter of the pipe is important for a correct calculation of the side scan resolution The inner pipe diameter is often not the same as the named size of a pipe that of ten names the outer diameter If you are
7. by strong camera hits e Due to the fact that most image sensors do not have square image pixels the displayed view circle is an ellipse rather than a circle This does not affect a correct scan Win an Digisewer properties Camera type IPEK FUjinon180 NOYOS T Stored l Hl P Auto i Camera height 84 0 mm Show all parameters WA y Ring cut at 12 v o clock Horiz Luminance Diff 37 9 Inner pipe diameter 150 0 mm v Show Ring Previews Inclination U B 14 9 10 10 v Has inclination meassurement Figure 6 WinCan DigiSewer Property Dialog with correct image circle position With the Fujinon180 NOVO5 lens the view circle doesn t fit entirely on the video image sensor 28 09 2011 Page 14 30 Creating a DigiSewer Scan DigiSewer Property Dialog 2 4 2 Scan Ring Settings These are the most important settings an MUST be checked and set before each scan Even if you believe that the inner pipe diameter had not changed it may have and will therefore result in an incorrect scan The red ring is the part that will be added to the side scan The green rings are extracted as well and are used for the matching process The according unfolded ring incl the green rings is displayed beside the video image as rectangular stripe The blue lines show where the scan ring is cut The according clock hour in the pipe 1 12 can be set in the field Ring cut at 2 4 2 1 Scan ring Size e With the
8. dialog press OK and you should see the running input channels i MultiUSB Diag E iul xl Hintergrunddaten aus 103 ms Senden 00 00 21 C Senden und Emp am zurucksetzen Daten und Kommandos Pw Interrupt Data Mode C Mode 0 C Mode 1 Mode 2 C Mode 3 C Mode 4 Test Only P NA Einstellungen Version Multis B Schalterl aus Schalter aus Dig Eing nge ODODODOn C Daten vom Host C MultillSB intern Daten C MultillSB intern Debug CLS 35933 000 Tid Zeile 41147 000 Sun 39203 000 zele 2 33237 000 Analog 8 Datenblocke Statuebits ooo00000 Delta Time CODO Figure 3 MultiUSB Diagnoses application showing the current values of the input channels Important values are Weglange A Shows the current distance If you drive this value should change Be aware that this distance value is only correct if the right encoder wheel circumference and NO of encoder impulses are set The information for the encoder wheel is stored in the WinCanScanExplorer ini file see also the according chapter in the appendix ENCODER WHEELDIAMETER 63 661977 encoder wheel diameter mm for Rover SV 48 51043 for USA Rover IMPPERREV 20 NO of impulses per revolution of the encoder 10 for USA Rover 200 for SV If these values are not correct change those values in the WinCanScanExplorer ini file Do not change anything in the MultiUSBDiag application 28 09 2011 Page
9. iai eier 21 2 5 2 STAHL aD Ca ee LaL ae ee a a ee aD EC EE EIE 21 2 5 3 Scam Ped UTEM 21 2 5 4 Changing Properties during a SCAN ad 23 2 5 5 Factors Influencing the PC s Workload eeeeeeeern mmm nnn 23 2 5 6 FINISHING a SCAN dr EA E E E A 24 3 APPENUD Cerrar 26 3 1 INI File Parameters ii 26 3 2 Problems amp SOLUTIONS cir 29 3 3 APPIICACION AIStO Ya 30 Introduction Principle Overview 1 Introduction Welcome to the WinCan DigiSewer Module This user manual gives you all necessary information to create DigiSewer Scans The WinCan DigiSewer application is a standalone application from CDLAB Switzerland that supports exclusively the DigiSewer Camera Module from PEK Austria The WinCan DigiSewer application creates the scan images during the inspection For viewing and documenting the scans you need the WinCan ScanExplorer Module that has it s own user manual 1 1 Principle Overview What are side scans To understand the basic principles see the following graphic Scanner ap plications such as DigiSewer Rico RPP or IBAK Panoramo produce so called side scans from the inner surface of the inspected pipe as if you would unfold the pipe into a two dimensional plane Figure 1 Unfolding the inner pipe surface into a 2D image The advantage of this method is that you can document and view the pipe surface in one big image Another advantage is that you can measure real distances and areas on the pipe sur face w
10. that where used for the scan All parameters from sections HEADER EN CODER RINGCONFIG and CAMERA from the WinCanScanExplorer ini file are stored in the header file The scan header file is stored in the DigiSewer directory of the current WinCan project e g D WC8Projects DST ScanExplorer 1_1_1 Where 1_1_1 mean the auto numbers of section inspection observation The colours in the list below have the following meaning e Parameter set by WinCan The red parameters are set by WinCan if you start the scanner from within WinCan If you start the scanner standalone you can set these parameters yourself e Parameters manually set The black parameters have to be manually set in the INI file Most parameters rarely have to be set or should not be changed at all e Parameters set by DigiSewer The green parameters are set by the DigiSewer scanner application and should not be changed manually e Parameters set by ScanExplorer The blue parameters are set by the ScanExplorer and Should not be changed manually GENERAL WINDOW_LEFT 206 Last windows left position set by DS WINDOW_RIGHT 1074 Last windows right position set by DS WINDOW_TOP 122 Last windows Top position ser by DS WINDOW_BOTTOM 902 Last windows bottom position set by DS HEADER SCANAPPLICATION DS2 LANGUAGE USA Type of scan application Must be DS2 WinCan application application language string set by WC DEFAULT_DATA_PATH C WC8Proj DS
11. 0 Introduction Hardware Setup SV IMPPERREV 200 CAMERA CAMERANAME IPEK Rovver Kowa LMVZ164 WIDTH 720 HEIGHT 5 76 VIEWANGLE 140 000000 POLY_X3 0 6147 POLY_X2 1 5845 POLY_X 257 16 DOI 0 4205 CAMERA CAMERANAME IPEK SuperVision Qioptiq WIDTH 720 HEIGHT 5 76 VIEWANGLE 180 000000 DEINEN gue Ue ONE NOD 20909 POLY_X 181 65 P O5 22007512 28 09 2011 Page 7 30 Introduction Hardware Setup 1 4 1 Setup Test of the MultiUSB Unit The MulitUSB Unit is responsible for a fast transmission of the encoder distance signal from the cable reel and the inclination signal from the crawler into the PC over a USB cable For a setup test of the important unit do the following steps 1 2 Connect all cables as described in the previous chapter Connect all units to the power IPEK Control Unit MultiUSB Unit that has its own power adapter and the PC Check first if the crawler has an inclination sensor built in Press Shift Ctrl 1 to turn on the display of the inclination percentage value Lift the crawler on one side to see if the sensor works correctly Run the c program files WinCan v8 WinCan WinCanDigiSewer exe once and close it again With this the encoder setting from the INI File are stored for the USB Device Run the MultiUSBDiag exe application in the WinCan8 program folder e g c program files WinCan v8 WinCan Press the button Connect DLL In a meaningless debug
12. 1 ScanExplorer 1_1_1 Path where the scan will be stored set by WC SECTION_NO 1 section auto number set by WC SECTION_NAME section name is displayed window titlebar if set set by WC SECTTONSTEEANGER O SECTION_STARTNODE SECTION_ENDNODE SECTION FE LOW 1 INSPECT LONINO 1 INSPECTION_NAME 1 INSPECTION_WEATHER Sunshine INSPECTIONZOPEBATOR M Hudritscn INSPECTION_CLEANING cleaned INSPECTION DIRECTION D INSPECTION CATALOGUE obs pacp mdb CONTRACTOR NAME Marcus CONTEACTPORCSSPERENEERCPes3 016 CONTRACTOR CITY Clean City EONEFRACTORETFRS 04 3 3 9 9 bs EONTRACSTOREERX 075 3177715 72 CONTRACTOR_EMAIL m cleaner ch OBSERVANTONENO 1 UNIT M H cH cH FF FF FF 4 FR 4 4 FR S SF SF FS FH THUMBNAIL HEIGHT 100 GRAYSCALE_HETGHT 500 JPEGQUALITY_SS 90 JPEGQUALITY_FV 90 BLACKANDWHITE 0 DOUNFOLDLOG 0 28 09 2011 H cHe e total length of section in m set by WC name of start manhole set by WC name of end manhole set by WC blow direction L steart end Zend start inspection auto number set by WC inspection name set by WC weather condition set by WC operator name set by WC cleaning condition set by WC D downstreams U upstreams observation catalogue used for reporting contractor name set by WC set by WC contractor street set by WC set by WC contractor city seu by We see by We contractor telephone NO set by WC contractor tax NO set by We contractor email adress set by WC obs
13. Sewer Scanner we need to install the Vitec video capture board Please use only the VM2 CDL or the VM4 2 C7 board types 1 Turn off the computer and unplug the power cable 2 Open the computer and insert the Vitec video capture board on free PCI slot 3 Boot the PC and execute the WinCanDriverSetup exe install set 4 Click Next until you can choose the Vitec board type Choose the board type that you have installed Vitec VM2 CDL or Vitec VM4 2 C7 5 Click Continue anyway when it says that the driver software is not Microsoft certified 6 Reboot the computer 1 3 2 WinCan Installation To install the WinCan DigiSewer module proceed with the following steps that all need adminis trator rights on the PC 1 Execute the WinCan8CoreSetup exe The core setup contains all the needed windows controls runtimes drivers and database clients This core setup must be installed first 2 Reboot the computer UJ Execute the WinCan8Setup exe This installs the WinCan8 main application 4 Execute a language module like WinCan8Lang Setup exe If no specific language module is installed the default language is USA 5 Execute the WinCan8DigiSewer exe This installs the DigiSewer scanner application 28 09 2011 Page 5 30 Introduction Hardware Setup For more details on WinCan8 administration and installation detail please refer to the WinCan8 administration manual 1 4 Hardware Setup See the following figure for the correct se
14. ab WinCan8 WinCan8DigiSewer log Windows Vista amp Windows 7 C Users USERNAME AppData Roaming C DLab WinCan8 amp WinCan8DigiSewer log In case of a crash or other problem please send this file to support wincan com Please answer also the following questions e Are the right Vitec board drivers installed e Is the USB interface correctly running see chapter 1 4 1 e If nothing happens after that you have started the scan in the scanner application the reason is most probably that the USB Interface is not sending any distance information from the encoder wheel If the encoder wheel settings in the INI file are correct and the MultiUSBDiag application doesn t show the correct distance there might be a problem with the power supply of the IPEK control unit The USB Interface is sensitive to instable power An indicator that the power supply is instable is when the distance information in the MultiUSBDiag application is changing even when the cable is not pulled e Does the current PC user have write privileges on the directory c Program files WinCan V8 WinCan e Do you have live video on the video preview e Where is the WinCan project folder e g c WinCan_Projects e Is the project folder on an external hard disc e g a USB drive e When exactly did the application crash e Are there any error messages e Can you reproduce the crash e Did it ever work before e What are the general system properties run Start gt Settings g
15. aldPerFV n Mo of unfolds per Fv DistPerFYhIM 50mm Frontview distance DistPerUnfold UnfoldPerFy Figure 12 From the wrong diameter a wrong distance per unfold is calculated Instead of every 6 only every 8 im pulse is processed Incorrect ratios between diameter and camera height are easily recognizable on the distorted stripes But you must be on a joint with the scan ring otherwise you won t recognize it WinL an Digisewer properties Camera type IPEK FUjinon180 NOYOS Stored Seting 2 ML B Inner pipe diameter 150 0 mm el Autoa s 2 Camera d 76 0 mm Show all parameters Ring cut at 12 o clock Horiz Luminance biff 14 0 95 v Show Ring Preview Inclination Biz 10 10 v Has inclination meassurement Figure 13 Incorrect ratio of diameter amp camera height produces a distorted unfold stripe 28 09 2011 Page 18 30 Creating a DigiSewer Scan WinCan DigiSewer properties Camera type IPEK FUjinon180 NOVO05 TA B suo gt z o amp Inner diemeter 150 0 mm kil xl y 1 190 Camera height 84 0 mm Ring cut at 12 y o clock Horiz Luminance Diff 11 4 DigiSewer Property Dialog IV Show Ring Preview Show all parameters Inclination 0 12 10 10 IV Has inclination meassurement Stored Settings z HJ xl Inner pipe diameter 150 0 mm gt Camera height r 2 por 84 0 mm v Show Ring Previ
16. ation On the radial scale a dash signifies 5 degrees of roll angle For the moment IPEK provides only an inclination sensor e The camera button opens the Video Settings dialog See the according chapter e en The ring button opens the DigiSewer Property dialog See the applicable chapter EE The recording button starts a new side scan recording a The stop button stops the side scan recording but doesn t delete the scanned files ese The reset button stops the side scan recording and deletes the scanned files v The cancel button closes the application without saving the scan e WA The OK button saves the scan and closes the application Contrast s Saturation 3 sliders for the video image quality adjustment These sliders can also be used during a scan where as the video settings dialog can only be opened before or after a the scan is running The brightness should be mainly adjusted with the light power Brightness 28 09 2011 Page 12 30 Creating a DigiSewer Scan Video Settings Dialog 2 3 Video Settings Dialog The Vitec Video Compression board VM2 CDL that is required for WinCan DigiSewer is not used for video compression but for fast video image acquisition Instead of capturing a digital Assembly Video Elementary stem z Video WinCan DigiSewer is storing an image every 10cm Profile MPEG2_medium si The following stetting parameters can be adjusted or must be E set to a specifi
17. c value er e Assembly Leave Video Elementary Streams Ir wt Audio Input e Profile Leave MPEG2 medium Don t delete or add others reo Da e Input Leave Custom Don t delete or add others e Video Input o Input Usually the video input is set to Composite3 o Standard Must be PAL e Video Preview Show Hidden Parameters o Mode Must be DirectDraw This means that the video ox f cm ap He preview is accelerated by the graphic card from the PC If you don t get a preview with DirectDraw but with the setting GDI your graphic card can t accelerate the video preview This most probably leads to a poor performance during the scan process 28 09 2011 Page 13 30 Creating a DigiSewer Scan DigiSewer Property Dialog 2 4 DigiSewer Property Dialog This dialog and its settings MUST be viewed and checked before each scan It is essential for the resulting quality of the scan 2 4 1 View Circle Position e With the buttons Y kd gt d el you can set the yellow circle around the view circle of the video image e With the Auto button you can try to fit the circle automatically This works fine only if there is no video information displayed in the black areas outside of the view circle AND if the view circle is entirely within the video image e As long as the camera head is not changed these setting need only be done once But it can happen that the image sensor within the camera gets slightly shifted
18. e to redo the scan Please read also the chapter 2 4 about the scan ring settings 28 09 2011 Page 29 30 Appendix Application History 3 3 Application History Version Version Version Version Version Version Version Version Version Version Version 1 200 09 MAY 06 1 201 10 MAY 06 1 202 18 MAY 06 1 203 23 MAY 06 1 300 29 JUN 06 1 310 20 JUL 06 1 320 11 MAY 07 1 75 0 09 JUN 08 First release Ring size correction when outside of image now smaller Several m ft problems solved Ring Cut clock as drop down If workload is higher that 70 the speed meter gets red New camera height buttons Stored Settings added in the settings dialog Post Processing integrated New video quality sliders that allows the adjustment during a Scan Simplified and hid parameters in the Vitec s property page Internal conversion of all involved software parts to MS Visual Studio 8 The setup does not include anymore the ScanExplorer Please install the WinCan8ScanExplorerSetup exe after the Win Can8DigiSewerSetup Application logging See chapter 1 4 2 1 77 007 25 MAR 10 Improved chapter 1 4 1 and 1 4 2 1 77 008 20 APR 10 Adapted to the SuperVision Version 1 77 009 20 APR 10 Added SuperVision camera calibration 28 09 2011 Page 30 30
19. ervation auto number set by WC unit M meter I inch set by WC set by WC height if side scan thumbnails in pixels height if side scan grayscale images in pixels JPEG equality for side scans 99 is best 1 165 worse JEEG quality for front views 99 is best I nor O show side scan preview in color 1 show it in b w O no log file 1 log file is written for development Page 26 30 Appendix SAVESAMPLES 0 SAMPLEBILINEAR 1 OBSERVATION DATE 03 21 06 OBSERVATION_TIME 08 43 59 DISTANCE_START 5 DISTANCE END 3825 DEPTH START 0 000000 DEPTH END 0 000000 ENCODER WHEELDIAMETER 63 661977 IMPPERREV 20 it it INI File Parameters EH O no stripes saved l stripes are saved don t change Observation date MM DD YY set by DS Observacion tame HHMI Ss Set by Ds distance start in mm set by DS distance end in mm set by DS Sep stare in m sen by Ds depth end in m set by DS H cHe e db encoder wheel diameter in mm for Non US Rovver encoder NO of impulses per revolution of the Non US Rovver encoder US ROVVER 2 WHEELDIAMETER 48 510427 encoder wheel diameter in mm for US Rovver encoder US ROVVER IMPPERREV 10 SV WHEELDIAMETER 63 661977 pov IMPPERREV 200 INCLINATION_OFFSET 250 IMPPERUNFOLD 4 DISTPERFVMMTARGET 100 DISTPERFVMM 90 UNFOLDPERFV 5 USB INCL CHANNEL 1 USB INCL ISAVAILABLE 1 USB INCL MAX 51669 000000 USES ENCTEMTN 1037 52000000 RINGCONFIG SAMPLEHEIGHT
20. ew Show all parameters Ring cut at 12 o clock Horiz Luminance pift 14 5 Inclination 0 13 Lv 10 10 IV Has inclination meassurement O iN un ae Figure 15 An S shaped distortion results from 28 09 2011 a horizontal shifted view circle Page 19 30 Creating a DigiSewer Scan DigiSewer Property Dialog 2 4 2 3 Storing the Ring Settings e If you want to save the ring settings with a more intuitive name you can just type in a name in the Stored Settings field and press the save button with the diskette symbol e To delete a stored setting select it first with the combo box and press the delete button with the red cross e The stored settings are saved in the INI File Stored Settings 150mm Concrete Pipe H X Inner pipe diameter 150 0 mm Camera es 84 0 mm Show all parameters Ring cut at 12 o clock Figure 16 Selecting adding and deleting of stored settings 2 4 3 Light Adjustment and Horizontal Luminance Difference You can adjust the intensity of the 4 light rings in two ways on the IPEK Vario control unit e With the main light control 3 in the image below adjust the light within an intensity level e With the focus buttons 1 amp 2 in the image below you can set one of 4 intensity levels The left focus button 1 increases the level and the right focus button 2 decreases the light level e Important During a scan adjust only and very smoo
21. ews set by DS Real dist between FV depends on the dist per unfold NO of unfolds per frontview image set by DS USB channel for inclination O no inelination l incelination Ls stored set by DS USB inelination max value set by DS USB inclination min value set by DS Heigth of side scan image in pixels max 1500 Mim widta of unfold stripe Target width of one big side scan image undold direction 1 clockwise 1 counter clockwise if 0 no stripe matching is done faster else set it to 3 don t change don t change front view interval distance in mm Inner pipe diameter in mm set by DS camera height above pipe ground in mm set by DS Center x coordinate from lower left corner set by DS Center y coordinate from lower left corner set by DS View radius in x direetion set by DS Factor for che y view radius see by DS start angle in degress set by DS Stare angle in clock hour set by DS set by DS Stored ring config set by DS Stored Lang Contig ser by DS ft Stored ring contig ser by DS Stored ring contig ser by DS Name of the camera amp lense for the IPEK Rovver crawler front view width in pixels don t change front view height in pixels don t change Camera calibration parameter don t change Camera calibration parameter don t change Camera calibration parameter don t change Camera calibration parameter don t change Name of camera amp lense for IPEK SuperV
22. hich is not possible in classic video based inspection Initially the unfolded pipe view may appear unusual but after a while you will see that it represents a very fast and precise view of the pipe condition 28 09 2011 Page 3 30 Introduction Prerequisits 1 2 Prerequisits 1 2 1 Hardware Requirements The WinCan DigiSewer Module needs to be installed on a standard Windows PC with the following minimal requirements PC mainboard with 1 GB of RAM 3 GHz Intel Pentium CPU or 2GHz Intel Core Duo 1 free PCI slot Intel mainboard chipset AMD CPU or non Intel chipsets cause problems 100 GB free hard disc space A 2 HD or partition with the same size is recommended for backup Graphic card with dual head capability and own graphic memory Vitec Video Capture board from CDLAB Type CDL or C7 At least 3 USB2 ports MultiUSB Unit WinCan Dongle Memory Stick or ext HD The Multi USB Unit should be connected directly all others USB connections can be attached with an USB hub 3 Button Mouse with mouse wheel Everything should be vibration resistant mounted and assembled 1 2 2 Software Requirements Windows XP with service pack 2 or newer WinCan8 Software with the following WinCan modules o WinCan Entry includes one language module o WinCan8 Real time MPEG Recording includes the Vitec capture board o WinCan8 DigiSewer Integration module for the WinCan DigiSewer Scanner o WinCan8 ScanExplorer or ScanAnalyser module f
23. installation Be sure you set the correct encoder setting for either the Rovver or the SuperVision camera For the Rovver camera there are different settings for the USA and for the rest of the world Before you can create any scans you have to be sure that the distance information shown in the MultiUSBDiag exe application see chapter 1 4 2 is correct 3 The inclination values are not correct The inclination values shown in the scanning application are more or less random Reason Either the Rovver camera has not inclination sensor or the anlalog input channel on the USB interface is not correct Solution Read properly chapter 1 4 about the installation and test the inclination values with the MultiUSBDiag exe application Do also the inclination calibration as described in chapter 2 4 4 4 The scanning application is beeping the speedmeter gets pink Reason These signals show that the workload of the PC is higher than 80 Solution Drive slower Read chapter 2 5 3 5 The sidescan quality is worse after the post process than before The sidescan shows complete white or black regions Reason The post process fails to calculate the light equalization due to a wrong scan ring setting Most probably the scan ring overlaps the view circle in the the black _ en vg 7 Lom N AE i A i F POTES X aie EAN REM vn oy M BR E oe ET TE ETF TEN EEE ay Tua gi u ud ox Solution There is no solution for the wrong scan You hav
24. ision SV crawler Remove all of this camera type if you have a IPEK SV Comment all other camera sections Camera calibration parameter don t change Camera calibration parameter don t change Camera calibration parameter don t change Camera calibration parameter don t change WinCan ScanExplorer amp ScanAnalyzer Settings don t change PRINT SETITINGS 3 A4 erie qq 28 09 2011 Page 27 30 Appendix INI File Parameters JOINT _ SETTINGS 90 20 2 10 Joint MAGNETIC_WIDTH 20 WMP_UIMODE full WINDOW_LAYOUT_LAST 1024x768 WENDOWEZEAYOUT 102482783 1205050090 74l False 120 336 902 405 True kalser 172770 7255 336 True Falsa 001 20 741 True False True True True 28 09 2011 Page 28 30 Appendix Problems amp Solutions 3 2 Problems amp Solutions 1 Scanning does not work at all After starting the scan process nothing happens No scan is created and speedmeter shows zero Reason There is no singal coming over the USB cable from the distance encoder on the cable drum A correct distance signal is crucial for a correct scan Solution Read properly chapter 1 4 about the installation and the testing of the USB Interface 2 The distance shown in the scanning application is not correct The distance in me ters of feet does not correspond to the distance shown on the analog monitor Reason The encoder settings in the INI File are not correct Solution Read properly chapter 1 4 about the
25. n is started 2 1 2 Starting the Scanner standalone Alternatively you can start the WinCan DigiSewer Scanner standalone just by executing the WinCanDigiSewer exe file It reads the start up parameters from the WinCanScanExplorer ini file from the INI directory Be aware that you also need the WinCan8 Vitec video capture board properly installed as well as the WinCan8 licence dongle with the appropriate modules li censed 2 2 DigiSewer Main Screen After starting the main window for WinCan DigiSewer appears as follows WinCan DigiSewer v1 3100 1 gt 1 gt 1 ioj x Workload 0 Brightness Contrast nn Saturation Figure 5 Main window of the DigiSewer Scanner application e In the window title bar you can see the current auto numbers of the section gt inspection gt observation See the appendix for more info about the INI file parameters e On the top right you see the live video preview through the DigiSewer camera e The big black frame will show you the unfolded side scan during the scan The speed meter shows you the current speed in meters per minutes as well as the current distance measured with the encoder wheel The inclination roll meter shows you the current inclination and roll of the crawler if the sensors are installed in the IPEK crawler On the vertical scale each dash signifies 5 28 09 2011 Page 11 30 Creating a DigiSewer Scan DigiSewer Main Screen inclin
26. not sure about the inner pipe diameter you must measure it The camera height can also be fine adjusted with the buttons e el If you click the button e the ring will go up and the camera height is decreased by 1 mm If you click the button the ring will go down and the camera height is increased by 1 mm 28 09 2011 Page 15 30 Creating a DigiSewer Scan DigiSewer Property Dialog The height of the camera above pipe ground is always a little bit higher than the camera height above flat ground It can also get smaller for the same type of wheels due to the rubber rub off Inner Pipe Diameter Camera height above pipe ground Figure 8 Front view of a crawler in a pipe You can see the correct ratio between the inner pipe diameter and the camera height if a joint appears strait in the unfolded stripe on the right side of the video preview WinCan DigiSewer properties Camera type IPEK FUjinon180 NOYOS E Stored Settings e kil x 2100 Inner pipe diameter 1500 mm no Camera EA 84 0 mm Show all parameters d7 OdO Ring cut at 12 v o clock Horiz Luminance Diff 18 6 IV Show Ring Preview Inclination oo 10 10 V Has inclination meassurement 1 Figure 9 Correct ratio between pipe diameter amp camera height leads to straight joint in the unfolded stripe 28 09 2011 Page 16 30 Creating a DigiSewer Scan DigiSewer Property Dialog Given and Calculated Parameters
27. or viewing and documenting 28 09 2011 Page 4 30 Introduction Installation 1 3 Installation All the required installation files can be downloaded from the WinCan web site http www wincan com und the menu Support gt Updates To have access you need a regis tered username and password that can be requested from support wincan com You find all the modules required for the WinCan DigiSewer under the tree menu under Connectivity modules gt WinCan Scan Technologies el wi nan Entry Inspection modules Administration modules Connectivity modules FOSD Control FVideo recorder control l WinCan JogShuttle Software winCan Scan Technologies Date m Title Modu f fl WinCan v7 X WinCan Viewe 16 11 2006 WinCanSDigiSewerSetup zip WinCan Scan all coun p uU Technologies lang dales 16 11 2006 WinCan8ScanExplorerSetup zip WinCan Scan all coun all Technologies lang 12 09 2006 digisewer mow WinCan Scan all coun all Technologies lang 12 09 2006 DemoScanExplorerUSA zip WinCan Scan all coun all Technologies lang 12 09 2006 DemoScanExplorerDE RPP zip WinCan Scan all coun Technologies lang 12 09 2006 DemoScanExplorerDE zip WinCan Scan all coun all Technologies lang 6 entries 1 6 Figure 2 WinCan download page under Support gt Upgrades 1 3 1 Vitec Video Capture Board Installation For the WinCan Digi
28. rawler cable must unroll a smooth as possible o Switch off the auto feed on the motorized cable reel set it to manual o Guide camera cable through the manhole with guide pulley Figure 18 Use guide pully for entering the pipe 2 5 2 Start a Scan After the DigiSewer properties have been set or checked you can start a scan by clicking the record button led This shows you the Start Parameter Dialog Start Parameters x Start Distance m Y Start Height m 0 000000 End Height m 0 000000 na Figure 19 Start parameters with default values e Start Distance m If you dont set a value the current distance is set to zero e Start Height m If you don t set a start height the current height of the crawler is de fined to zero e End Height m If you don t set a different end height as the start height the end height will be calculated only from the relative inclination values If the end height is different from the start height the inclination values are corrected so that they exactly fit into the start and end height 2 5 3 Scan Speed Depending on the processor speed of your PC and on the height of the resulting side scan you can drive at a speed up to 12m per minute The recommended speed is 6m 20 ft per minute It is important that you are not driving faster than the workload of the PC allows If the workload is higher than 100 it means that the software has not enough time to proces
29. re 21 Disabled pipe diameter and start angle properties during a scan The speed also influences the sharpness of the resulting sidescan Figure 22 Detail of sidescan at 3 m min 0 05 m s 6 m min 0 1 m s and 12 m min 0 2 m s 2 5 5 Factors Influencing the PC s Workload The scanning process is a computational very intensive task Therefore you need a PC with fast processor of the newer generation e g an Intel Pentium with at least 2 5 GHz Of course the major influencing factor for the PC s workload is the scanning speed Beside that the following INI File settings influence the PC s workload e RINGCONFIG SAMPEHEIGHT Sets the height of the final sidescan image in pixels This value strongly influences the workload of the PC Because of the limited height of the source video image there is no sense setting this value higher that 1500 pixels Setting this value to 1000 pixels saves a third of the expensive image processing during the scan e RINGCONFIG SEARCHSTEPS If set to 0 no stripe matching is done during the scan You can use the post process for precise matching If you want to do stripe matching during the scan this value must be set to 3 e HEADER BLACKANDWHITE If set to O the sidescan preview during the scan will be black amp white witch is faster because the colour conversion can be left out By default this value is set to 1 that produces a colour preview 28 09 2011 Page 23 30 Creating a DigiSe
30. s the unfolded stripes It is advisable to drive not faster than a workload of 60 70 Beside the unfold process the software needs extra resources during the save of one big side scan image 28 09 2011 Page 21 30 Creating a DigiSewer Scan Scanning See also the chapter Factors Influencing the PC s Workload Driving too fast will lead to missing pieces within the side scans e If the workload is over 80 the speed meter gets red e If the workload is over 100 the computer make a short beep tone WinCan DigiSewer v1 3100 1 gt 1 gt 1 Jal ES 5 6 4 m min Swiss Made Workload Brightness Contrast Saturation Figure 20 Main screen during the scan The side scan images are built up from the left to the right 28 09 2011 Page 22 30 Creating a DigiSewer Scan Scanning 2 5 4 Changing Properties during a Scan During a scan you are allowed to open the property dialog hex only if your speed is zero Because the side scan resolution and the ring cut position must be constant for the entire scan you are not allowed to change these properties during the scan You are only allowed to n the geometry of the scan ring and the camera height ols Inner pipe diameter 150 0 mm Show all parameters Camera height ZA mm Auto Fo 4l ON Start Angle 6 o clock Horiz Luminance pift 13 2 99 Inclination 0 19 95 410 10 IV Has inclination meassurement IV Show Ring Preview Figu
31. s correct WinCan Digisewer properties Camera type IPEK FUjinon180 NOYOS er Stored Se E 2 Aan Inner pipe diameter 200 mr 7 Auto s je Camera Mel 114 0 mm Show all parameters Ring cut at 12 o clock Horiz Luminance Diff 16 9 v Show Ring Previews Inclination Biz 10 10 v Has inclination meassurement Figure 11 Warning Wrong values for diameter amp height but with a correct ratio lead to a correct unfolded joint 28 09 2011 Page 17 30 Creating a DigiSewer Scan DigiSewer Property Dialog Given and Calculated Parameters alven Parameters Diameter 200 mm Inner diameter of pipe Wheeldiameter 63 7 mm diameter of encoder wheel from INI File ImpFerfew 20 Impulses per revolution From IMI File SampleHeight 1000 px Height of unfold image From IMI File SamplewidkhMin 60 px Min width of unfold image From INI File DistPerFY Target 100 Disk between FW in mm StartScan ngle 52 deg Stark scan angle From INI File Calculated Prameters SamplesPer hl 1 592 Pixels per mm SampleHeight DiamekerMI PT DistPerImpulse 50mm Distance per impulse Wheeldiameter PI I ImpPerRewv 21 InpPerUnFald 5 Impulses per unfold SampleWidthMin DistPerImpulse SamplesPerhM DistPerUnFald 40 0 mm Distance per unfold Wheeldiameter PI ImpPerRev 2 ImpPerUnfold Sample wwidkh 53 nx width of unfold image DistPerUnfold SamplesPerMI LInF
32. t Control Panel gt System o Operating System amp service pack o CPU type o RAM 28 09 2011 Page 9 30 Creating a DigiSewer Scan Starting the DigiSewer Scanner 2 Creating a DigiSewer Scan This section describes how to create a scan with the DigiSewer Scan application 2 1 Starting the DigiSewer Scanner No matter how you start the WinCan DigiSewer Scanner application it uses an INI file that is explained in the Appendix The advantage of starting the scanner from within WinCang8 is that all the INI file parameters are automatically set from WinCan8 Also no matter how you start WinCan DigiSewer it needs the WinCan8 hardware dongle to be plugged in during the scan 2 1 1 Starting the Scanner from within WinCan8 After starting the WinCan8 you have to log in with a username and password and open a new WinCan project Please refer the WinCan8 Entry manual for more details about these steps After this the WinCan8 application screen looks as follows Al xd Project Settings Tools Export Info Help T Show Section Filter Section Sort Section E Section No Section length Upstream MH Flow Downstream MH Shape Diameter height 1 0 00 W aara arnan la fs Es us u ee le t mo fr ed E esd Eo pm E mo ed ed nt WERE O HER HZ Figure 4 WinCan8 Main Screen
33. thly with the main light con trol 3 ur d vg CY py Figure 17 Vario control unit left and the IPEK DigiSewer probe with 4 LED light rings The Horizontal Luminance Difference in the property dialog shows the difference in percent from the left to the right border of the unfolded stripe A positive value of 10 means that the right border is 10 darker than the left border This inequality comes from the fact that the light in tensity decreases with the distance from the camera The software can equalize a luminance difference of up to 20 2 4 4 Inclination The inclination field shows the current inclination in percent The inclination values are read in through the USB board as 16 bit integer values For a correct calculation of the percent value the USB interface needs to be calibrated For this you have to place the crawler onto a ramp with 10 inclination and then press the 10 button After that you place the crawler backwards on the same ramp and press the 10 button If you don t have a crawler with inclination sensor uncheck the checkbox Has Inclination 28 09 2011 Page 20 30 Creating a DigiSewer Scan Scanning 2 5 Scanning 2 5 1 Camera amp Crawler Setup There are a few special things to keep in mind when you prepare the IPEK crawler for scan ning e Use standard wheel setup to achieve the correct camera height around the centre of the pipe e The lens must be absolutely clean e The c
34. tup of the DigiSewer hardware components p E M IPEK Control Unit IPEK Cable reel MultiUSB Unit 3E IPEK Pendant Control Unit PC with Vitec Video Capture Card Connect the Video Output connector from the PEK control unit to the Video Input connector of the Vitec video capture board on the backside of the PC Connect the USB cable from the MultiUSB Unit to a USB2 input on the PC Sometimes when the PC didn t recognize the a new USB device you must unplug and reconnect to the PC Connect the MultiUSB Unit 3 with the PEK Control unit 3a and with the cable reel 3b Connect the IPEK crawler to the cable reel Mount the DigiSewer camera probe and clean the lens The encoder wheel parameters must be correctly set in the INI file See chapter 3 1 Turn off all onscreen text on the PEK control unit Ctrl O O like Offside Adjust the light with the focus buttons and the light regulator on the PEK Pendant control unit see more in chapter 2 4 3 Light Adjustment and Horizontal Luminance Difference Choose the correct camera and encoder setting in the WinCan INI WinCanScanExplorer ini file Rovver RV or SuperVision SV by uncommenting the apropriate key value pairs Remove also the description before WHEELDIAMETER and IMPPERREV ENCODER RV NON USA WHEELDIAMETER 63 661977 RV NON USA IMPPERREV 20 RV USA WHEELDIAMETER 48 510427 RV USA IMPPERREV 10 SV WHEELDIAMETER 63 661977 28 09 2011 Page 6 3
35. wer Scan Scanning 2 5 6 Finishing a Scan You can finish a scan by clicking on the OK button W4 All the temporary uncompressed saved front view and side scan images are now saved with the JPEG compression format The overall storage space consumption depends on the JPEG quality settings see INI File pa rameters for the front views and side scan images The following tests where done at a speed of 6m per minute with a front view every 10cm and side scan image height of 1400 pixels JPEG Quality Mbytes m 99 best 80 064 60 042 An MPEG 2 video with medium compression rate for the same test pipe at the same speed without pauses uses about 8 Mbytes per meter Below you can see two example front view images and an enlarged detail taken with JPEG quality 90 and 50 Figure 23 Front view image quality with JPEG Quality 90 28 09 2011 Page 24 30 Creating a DigiSewer Scan Scanning Figure 24 Front view image quality with JPEG Quality 50 28 09 2011 Page 25 30 Appendix INI File Parameters 3 Appendix 3 1 INI File Parameters The INI file with the name WinScanExplorer ini controls the behaviour of the WinCan DigiSewer Scanner as well as the WinCan ScanExplorer application The INI file is placed in the INI directory within the WinCan8 application directory e g c Program files WinCan v8 WinCan Ini Each DigiSewer scan produces its own header file named HEADER_DS2 txt which contains the settings
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