超声波局部放电检测仪校验方法研究及应用-杨宁

100192。。。TM933B1001－1390201422－0104－06ＲesearchonCalibrationTechnologyofUltrasonicPartialDischargeDetectorandItsApplicatioinYANGNingYANChun－yuBIJian－gangSHIYazn－jieYUANShuaiGONGYan－pengYANGYuanChinaElectricPowerＲesearchInstituteBeijing100192ChinaAbstractItisnecessarytoresearchonthecalibrationtechnologyofultrasonicpartialdischargedetectorinordertostandardizeitstechnicalrequirementunifyitstechnicalstandardpromotetheapplicationofultrasonictesttechnolo-gyandimprovethereliabilityofthepowergrid.Thetechnicalprincipleandrequirementofultrasonicpartialdis-chargedetectorhasbeenintroducedandacalibrationmethodforsuchdetectorhasbeenpresentedinthispaper.Moreoverthecalibrationsystemhasbeenestablishedandthefieldtesttechnologyhasbeendiscussedinde-tail.Thiscalibrationmethodhashighstabilityandrepeatabilitywhichwillprovideusefulmeanstocalibrateultrasonicpartialdischargedetector.Keywordsultrasonicpartialdischargecondition－basedmaintenancecalibrationmethod0。1。2。20～200kHz。3。4。。、、GIS、、5－7。。。。—401—5122Vol．51No．2220141125ElectricalMeasurement＆InstrumentationNov．252014。11。1Fig.1Compositionofultrasonicpartialdischargedetector。。、、、、、。2012《》1.11。24。3。4。1.21、。2。34。4。5。1.31V/m/s。60dBV/m/s40dBV/m/s。2。SF620～80kHz80～200kHz20～60kHz。3±20%。41±20%。2、、、。2.1、。SF6。1—501—5122Vol．51No．2220141125ElectricalMeasurement＆InstrumentationNov．252014GB198018。2。2Fig.2SensitivitytestforultrasonicsensorA36400mm300mm。。。。Uf、Sf。DfDf=S0f·Uf/Sf1S0f。23。。。3Fig.3Sensitivitytestforultrasonicpartialdischargedetector2.23。Df－6dB。2.33。f。。80dBUA。λUλ=0.8、0.6、0.4、0.2Aλ。δi=Aλ－λAλA×100%24Fig.4Verificationtestforpartialdischargesensitivity2.41、1。1±20%。。2.54。SF60.4MPaSF6—601—5122Vol．51No．2220141125ElectricalMeasurement＆InstrumentationNov．252014。10cm。。。GB/T73549。2。3、5。5Fig.5Calibrationsystemofultrasonicpartialdischargedetector。。6。3.110。ASTME1106、11。50%6Fig.6Structurediagramofultrasonicpartialdischargedetectorcalibrationsystem3%。。400mm300mm。。GB/T198010.12mm±0.06mmＲMS1μmＲMS4μm。12%0.1%。50.51μs151.52μs84.18μs。33.67μs。3.2、、、。12。—701—5122Vol．51No．2220141125ElectricalMeasurement＆InstrumentationNov．252014、、。。35V2MHz。3.3、。1MHz。。。PACS9208－StandardNIST。S0f。7Fig.7Testresultofultrasonicpartialdischargesensor3.4。。。。3.57。80kHz～200kHz61.50dB54.67dB。4GIS。。、。8。13。8Fig.8Fieldtestofultrasonicpartialdischargedetector。、、。5。。1Г.C..M.1984.2.D.—801—5122Vol．51No．2220141125ElectricalMeasurement＆InstrumentationNov．2520142009.ZHANGPeng－yu.StudyontheUltrasonicDetectionforPartialDis-chargeofElectricEquipmentD.ChongqingCollegeofElectricalEngineeringofChongqingUniversity2009.3L.E.LungaardPartialDischargePartⅧAcousticPartialDis-chargeDetectionFundamentalConsiderationC.IEEEElectricalInsulationMagazine19928425－30.4.J.2013501269－72.LIYan－qingWANGFei－longZHAOLiang.ＲesearchonMeth-odforObtainingTimeDifferenceofLocalizationofTransformerPDSourceJ.ElectricalMeasurement＆Instrumentation2013501269－72.5.TEVJ.2013501173－78.LVFang－chengLIHai－deWANGZi－jianetal.ＲesearchonPartialDischargeDetectionandLocationofSwitchgearBasedonTEVandUltrasonicWaveMethodsJ.ElectricalMeasurement＆Instru-mentation2013501173－78.6.J.2004236－7.CHENZhi－yongYANChun－yuCHENZhi－minetal.SupersonicMeasurementofPartialDischargeinTransformersinPowerNetworkJ.HebeiElectricPower2004236－7.7Md.EnamulHaqueAhmadBinDamsM.M.Yaacobetal.ApplicationofAcousticSensingandSignalProcessingforPDDe-tectioninGISC.InternationalConferenceonInformationCommu-nicationsandSignalProfessingICICS＇97Singapore19979－12.8GB19801－2005S.9GB/T7354－2003S.10J.L..M.2004.11ASTME1106－2007StandardTestMethodForPrimaryCalibrationofAcousticEmissionSensorsS.12.D.2012.LIYing.ＲeserchAndImplementationofAEInstrumentCalibrationSystemD.BeijingBeijingUniversityofChemicalTechnology2012.13ASTME976－2000StandardGuideforDeterminingtheＲeproduc-ibilityofAcousticEmissionSensorＲesponseS.1986—。[e-mail]1960—。1977—。1975—。1980—。1983—。1986—。2014－06－232014－09－12—901—5122Vol．51No．2220141125ElectricalMeasurement＆InstrumentationNov．252014