光电式互感器原理和结构

1,2(1.,226500;2.,226500)::;;:TM450.1:A:1001-8425(2000)09-0018-051,,(5A1A)(100V58V),,,:(1),,,(2),2060,,(OVT)(OCT)(OMU),:(1),;(2);(3),;(4);(5);(6)2080,,,2(OVT)2.1,,,,Pockels:n=K1EnEK1,OVT(BiGe3O12,BGO)(Bi12SiO20,BSO)(LiNbO3,LN),,12BGO1/4BGO,,1/4BGO,,,,BGO2.2OVT,,,37920009TRANSFORMERVol.37SeptemberNo.9200011.2.903.1/44.BGO5.6.2BGO3OVT,()3,,,,(LP01LP11),,919:,,,OVT0.2%0.3%2.3OVT4,,Pockels,,,,4OVTV1C1C2VdV25FaradayOCT,,1000kV,2090,110kV3(OCT)3.1FaradayOCT5Faraday,,,,I,Faraday,:=VHdl=VNIHlVVerdetNWollaston,,6E0E0,E1E2Wollaston67OCTFaraday,,,,,Verdet,,,(7),=VHdl=VII,0237,,45,3.2,(Rogowski)88Z1Z2Zb9,r,S,E2,,M,:E2=-Mdidt=-MI:=2ffM=n2S2rI,RogowskiE2=MI:(1)(2),,(3),(4)Rogowski,,,90,RC,,,Rogowski0.1%,,,(),Rogowski4(OMU)4.1PockelsFaradayPockelsFaraday9SF6,4.2RogowskiGISPASS()10115,,110kV129:10Rogowskiabcd(Rogowski)efg11,[1]KaczkowskiA.CombinedsensorsforcurrentandvoltagearereadyforapplicationinGIS.session1998CIGRE[2],,,.1000kVµ„-Ë©.,1996,11751176.[3],,.Rogowski[J].,2000,37(5):1721.[4]BohnertK,IngoldM,KostovicJ.Fiber-opticvoltagesensorforSF6gas-insulatedhigh-voltageswitchgear[J].AppliedOptics,1999,38(1):19261933.[5],,,.110kV[J].,1998,24(4):7578.[6],,,.[J].,1986,(1):2327.[7],,,.220kV[J].,2000,26(2):3436.[8],.[M].:,1999.PrincipleandStructureofOpticalInstrumentTransformerPINGShaoOxun1,HUANGRenOshan2(1.RugaoElectricPowerBureau,Rugao226500,China;2.RugaoHVApplianceWorks,Rugao226500,China)Abstract:Thestructure,principle,advantageandshortcomingofopticalvoltagetransformer,opticalcurrenttransformerandopticalcombinedinstrumenttransformerareintroduced.Keywords:OpticalInstrumentTransformer;Structure;Principle:1999-08-18:(1941-),,,,87811,2237