金属氧化物避雷器检测方法的现状与发展

PresentStateandFutureofDetectingMethodsofMOA1,2,2,2,2(11,435100;21,430072)(MOA),,,AbstractInordertoensurethesafetyofmetal-oxidesurgearrestersinservice,itisnecessarytocarryouttheprecautionarytest,live2linedetectionandon2linemonitor2ing.Thepaperdescribesvariousmeasurementanddiagnos2ticmethods,pointsouttheadvantageandtheprobleminpracticalapplicationofdifferentmethods.Atthesametime,therecentresearchesinthisareaaregivenout.Keywordsmetal-oxidesurgearrestersdetectionon2linemonitoringTM933A080MOA(110kV)[1],,20,,,1MOA111,1mAU1mA75%U1mAU1mA,,MOA,,VI,U1mA[2],,,VI,MOA[3](returnvoltageRV),[4]MOAMOA,MOA(1),MOA[4],,1112,,LCD4,,;,AT,,,,[5],1mA1%30LA,[6][7][8]IR1,IR1MOA,,IR1MOA[9][10],,,MOA,,,,1MOA,5%,MOA20%,MOA12[11],43Jun.2002HIGHVOLTAGEENGINEERINGVol.28No.6,,,113MOA,,(2),,,50250LA,[5],[12],,,,2,VT[5]MOA,,,,,,MOA,MOA2[11,13]211ATMOAAT,ATMOA,21520kAMOA(),AöD,,MOA33ATAT,,,,MOA,20,212MOA,m,,,,,,MOA,MOA,,,(SAW),,4,(30MHz3GHz),SAW,,,,4SAW,MOA,,MOA,MOA,MOA,MOA53200262863a1MOA,,,,b1AT,,,MOA,c1,e1MOAMOA(110kV)MOA(10kV),111,1992,(2):32ChristianHandVolkerH.Diagnosticsandmonitoringofmetam-oxidesurgearrestersinhigh-voltagenet2works-comparisonofexistingandnewlydevelopedpro2cedures.IEEETransactiononPowerDelivery,2001,16(1):13831MOA1,1999(6):304MardiraKP,DarvenizaMandSahaTK.Searchfornewdiagnosticsformetaloxidesurgearrester.Proceed2ingoftheInternationalConferenceonPropertiesandApplicationsofDielectricMaterials,Xi’an,China20005LundquistJetal.Newmethodformeasurementoftheresistiveleskagecurrentsofmetal-oxidesurgear2restersinservice.IEEETransactiononPowerDeliv2ery,1990,5(4):1811611,1998,13(6):21711,1999,25(1):36811,2001,35(6):563911,1991,17(3):301011,2001(1):2111VolkerH,GerdS,MathiasSandThomasO.On-linemonitoringofhigh-voltagemetal-oxidesurgear2restersbywinelesspassivesurgeacousticwave(SAW)temperaturesensorsin11thISH,London,1999,2-2381211,2001,37(12):5513KleinT,KohlerWetal.Anewmonitoringsystemformetaloxidesurgearresters.In11thISH,London,1999,2301:1(20002203215)1965,,:[phone](33)2015MHzöm0510152025ödB401684013239175391023811737124ödB3519735133341573317232182311881015MHz20m80%80%,500kV55dB2,500kV015MHz38dB(4LGJ-400),,610dB,80%48dB,500kV4500kV80%48dB,500kV,1GB15707-19951(2002203213)1971,,:(027)8477590063Jun.2002HIGHVOLTAGEENGINEERINGVol.28No.6