Wedge Tightness Detector Model WTD-501 Operating Manual
WTD MODEL 501 Version 2.4 Software Version 3.x May, 2006.
Страница 1: ...Wedge Tightness Detector Model WTD 501 Operating Manual WTD MODEL 501 Version 2 4 Software Version 3 x May 2006...
Страница 2: ...m Park House Greenhill Crescent Watford Business Park Watford Herts WD18 8PH UNITED KINGDOM Telephone 44 0 1923 254433 Fax 44 0 1923 218278 e mail adweluk aol com 2001 ADWEL International Limited Cana...
Страница 3: ...13 2 3 Calibration Block 15 3 OPERATIONS OVERVIEW 16 3 1 Wedge Tightness Detector Setup 16 3 2 Probe Placement on Wedges 17 3 3 Calibration References 18 3 4 Values for Colour Defaults 19 3 5 File Man...
Страница 4: ...om Test 33 5 1 7 Starting the Test 33 5 1 8 Repeat Delete Go To and View Commands 34 5 1 9 Importing and Finishing the Test 36 5 2 Viewing Test Results 37 5 2 1 Comparing Test Results 39 5 3 Exporting...
Страница 5: ...on 14 8 Communication Port Testing 14 9 Communication Port Confirmation 14 10 Hand Held Probe Near Tight Calibration Board Placement 15 11 Hand Held Probe at Loose Calibration Board Placement 15 12 Cl...
Страница 6: ...Quick Test View 1 35 35 Quick Test View 2 35 36 Select Test File to Import Data 36 37 Exit Test 36 38 Open Test File Window 37 39 Header File Contents 38 40 Test Statistics Window 39 41 Compare Test...
Страница 7: ...7 51 Default Folder 46 52 Browse for Folder 46 53 Power Selector and Power Switch in Power Entry Module 47 LIST OF TABLES 1 Icons 24 2 Specifications 48...
Страница 8: ...positions on turbo generators and motors or vertical positions on hydro generators The two sidecar parts of the probe house the support magnets with the wheels holding them a small distance from the...
Страница 9: ...ion settings and multiple choices for data display The WTD stores measured data on the hard drive and provides display of RELATIVE TIGHTNESS INDEX RTI on the computer screen The RTI is the result of a...
Страница 10: ...In addition the sidecars can be angled to track the surface of the iron core more accurately Silver stripes on the side of the probe indicate the center of the hammering and sensing units They are the...
Страница 11: ...to properly tap If the travel allowance is too cramped move the rails to a higher position or lower the middle section of each sidecar after loosening the top bolts at each end This will allow more t...
Страница 12: ...ply Power to the system is supplied through a standard outlet and detachable power cord on the rear panel of the electronic case at the power entry module The power entry module Figure 5 includes the...
Страница 13: ...ols the Wedge Tightness Detector and its data files All wedge tightness testing data is stored by default on the hard disk in folder INSTALLDIRECTORY Data 2 2 1 RS 232 PORT SET UP To setup RS 232 port...
Страница 14: ...14 Figure 7 Communication Port Selection Figure 8 Communication Port Testing Figure 9 Communication Port Confirmation WTD SERIAL NUMBER...
Страница 15: ...ure 10 align edges of the probe and the block to set tight calibration and then line up the probe with the 2nd loose line to set loose calibration line 2 Placement in between will allow for progressiv...
Страница 16: ...of the probe cable to the front panel of the electronics case marked See Figure 8 Electronics Case Front Panel Each end of the cable is labeled to let the user know which end goes to which device WARN...
Страница 17: ...es the probe to the next wedge or the next test point on the same wedge and again pushes the button to start the impact hammer and data collection This procedure is repeated until the end of the slot...
Страница 18: ...compared against the values from calibration file As soon as a looser wedge than the loosest or tighter than tightest is found this value will become the new default for that end of the tightest range...
Страница 19: ...a 3 5 FILE MANAGEMENT The default directory set by ADWEL is C Program Files ADWEL User can select any other directory as INSTALLDIRECTORY The following sub directories are required and created by prop...
Страница 20: ...ng the software Select the underlined letter to execute the command 4 1 FILE MENU Open Test File opens an existing test file Close Test File closes the test file that was last opened Convert Test File...
Страница 21: ...d test results will be displayed 4 2 UNIT MENU New creates a new unit Open opens an existing unit Edit edits an existing unit Station Name can not be edited If change is required delete that station a...
Страница 22: ...fault Folder use this to change the default data folder Ports use this to select RS 232 port Figure 18 Options Menu 4 6 HELP MENU The help menu features the contents of the help records This informati...
Страница 23: ...s Go To skips to specified position slot wedge number View presents test data for quick viewing during the test before a measurement file is created Exit finish testing operation Three options for mea...
Страница 24: ...24 4 8 ICONS Icon Description Open Test File Compare results Convert Test File New Unit Open Unit Edit Unit Delete Unit Start Test Generate Reference Calculate Reference Extract Reference...
Страница 25: ...nts RTI Colors COM Port Default Folder Delete measurement s Repeat measurement s Go To specified point View tested data Table 1 Icons NOTE All commands that are available by clicking on icons are also...
Страница 26: ...parameters These reference values are stored in a calibration file and may be selected or created See Sections 3 3 and 5 4 for more details The first step before testing the wedges for tightness is ei...
Страница 27: ...nts in the Comments box Maximum number of characters for Unit Name is 60 and for Station Name 100 The following characters can not be used Once the station and unit are created the name will be saved...
Страница 28: ...kPa 8 power drop down list for HP MW or kW rating and factor type in for both 9 insulation with drop down list for selection 10 year of installation and year of rewedging use scroll arrows Figure 24 W...
Страница 29: ...Open Unit icon or select Open from the Unit menu Figure 25 Open Existing Unit Dialog Box Either type in the name of the Station and Unit or browse for the information Double click on the station name...
Страница 30: ...mpares the data acquired for loose and tight and then informs the operator that the calibration data is GOOD SUSPECT VERY SUSPECT or INVALID This message will not be automatically saved the Operator c...
Страница 31: ...of the dialog box are for the number of slots and the number of wedges These are plugged in automatically from the unit and station name tabs when they were opened or created Just below those two fiel...
Страница 32: ...ick on the All Wedges box and define how to test as described above In Appendix One attached Samples indicate how to define test areas The Location Of the First Wedge must be selected Exciter or Turbi...
Страница 33: ...f it is not all wedges in that slot After finishing the slot click on the TEST icon again and enter the next slot number to be tested 5 1 7 STARTING THE TEST Click the Test button or select Start Test...
Страница 34: ...y in Sequential Test following Slots instead of Number of wedges dialog box will ask for Number of Test Points to be deleted or repeated In all other cases these commands will be based on number of we...
Страница 35: ...34 This display will indicate deleted or skipped wedges as white test fields In addition clicking on S will enable loading of tested wedges by slot number The operator should click on Load and a list...
Страница 36: ...or new file name To import data click on Import from Action drop down menu New dialog box will appear Select file to be imported and click on OK Figure 36 Select Test File to Import Data NOTE Import f...
Страница 37: ...ce to re start test without need to select generator or re define test settings Use third choice for creation of measurement file at any time during the test 5 2 VIEWING TEST RESULTS To view the test...
Страница 38: ...ghtness Index is calculated dividing total sum by number of test points In Normal mode one data field represents one test point and ruler indicating wedge number will be scaled accordingly Averaging o...
Страница 39: ...Menu to compare results from two tests Tests can be compared in two ways with one test file viewed using two different calibration files or with two test files compared using one calibration file Fig...
Страница 40: ...ing or tests done on the same model of a unit done on separate units to measure consistency of performance If a calibration file has its loose reference wedge measurement higher than the tightest wedg...
Страница 41: ...e our wedge with measured value X would have RTI 30 Such a file can be created Calculate option after the test See 5 4 for more details NOTE Two files from any two machines with the same number of wed...
Страница 42: ...l select five tight and five loose wedges from that measurement file A calibration file will be created in the calibration sub directory with the file extension scl using the same file name as the mea...
Страница 43: ...to this procedure calibration references can be extracted during single or two file display Position the cursor on file display area and click on RIGHT mouse button Click on Extract Reference and the...
Страница 44: ...of a calibration file It is the Generator Specialist s task to specify these wedge categories as tight suspect hollow loose or very loose and determine number of categories used For example if a gene...
Страница 45: ...When the desired wedge tightness map is displayed on the computer screen choose Print from the File drop down menu or click on Print icon Figure 50 Print Setup Different choices are available on the...
Страница 46: ...sh to organize the data by machine model country or other considerations For instance a power generating station may have three units at the station and wish to have three subdirectories one subdirect...
Страница 47: ...e clogged with dirt it can be flushed with a light penetrating oil compound like WD 40 Voltage may be selected in the voltage selector located on the rear panel Carefully pry back the cover plate prot...
Страница 48: ...th 26 225mm or 1 8 0 20mm 10mm wide 0mm 60mm 25mm wide 60 mm Probe Dimensions Width 25mm or 1 Height 160mm or 6 Length 145mm or 5 Analyzer Dimensions Width 330mm or 13 Height 155mm or 61 8 Length 370m...
Страница 49: ...ry II Light Industrial Operating Temperature 10o 40o C 50o 104o F Storage Temperature 0o 50o C 32o 122o F Environme ntal Conditions Relative Humidity 5 90 non condensing Table 2 Equipment Specificatio...
Страница 50: ...TS Manual Probe with 75mm 150mm and 225mm bars Electronics Case Data Processing and Analysis Software Calibration Block Connection Cables power probe computer 3mm Allen Key Operations Manual Fiberglas...
Страница 51: ...51 APPENDIX 1...
Страница 52: ...nd computer settings are printed on the bottom of the page Sample 4 indicates a possible two group setting in Sequential Test Mode Test group 1 consists of two slots 32 33 and selection was to follow...
Страница 53: ...8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 33 34 35 36 LOCATION OF F...
Страница 54: ...8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 33 34 35 36 LOCATION OF F...
Страница 55: ...3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 33 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 34...
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Страница 57: ...57 WTD Model 501 CONNECTION DIAGRAM WTD 501 PROBE COMPUTER PROBE COMPUTER PART No 501 C1 PART No 501 C3 POWER CABLE...
