硅橡胶绝缘材料运行特性及存在问题的分析

,2007,21(6):332337SILICONEMATERIAL1,2,2(1.,430073;2.,430074):,(RTV)(HTV),RTVHTV:,,,:TQ333193:B:10094369(2007)0620332206:20071010:(1971),,:15994275090(RTV)(HTV),(HC1HC2);RTV(HC1HC2),,HTV,;HTV,2025,35HTV,,2080,HTV;198519902000;500kV750kV1000kV500kV200610,218HTV,101000kV,500800kV1RTVRTV:RTV,HTV;(5)HTV(PRTV)HTV(1),RTV510,PRTV15201,PRTVRTV6.3331RTVPRTVPRTVRTV/%7055/MVm-136142313/m417810151151014TMA415TMA215TMA315//MPa611//11/g0104011793/HC1HC1(96h)14hHC118hHC1(8024h)1(10524h)1/FV-0FV-0/MPa61611937/%390//kNm-119161613/min3534/h6552/30%/DC90%/2HTV211HTV,,4414%2411%3115%;110(66)kVHTV3516%,220kV2918%500(330)kV2016%750kV2716%500kV3916%1000kV65%19932005,19901%,20060101%;110(66)kV,220kV500kV:(),(),(),()HTV11%;HTV,23%(2)[1]HTV,334212HTV/1015327151455220/%10165162181161150150152311212HTV1998HTV:;;;;;;1998;[2]213HTV21311HTV,110kV220kVHTV,500kV,,HTV,199920012003,2110kV,1220kV;,21312HTV,1998,110kV;,21313HTV,HTV90%500kVHTV19952005,1999,21314HTVHTV2002110kV220kV,21315HTV,19982003HTV110500kV,110kV,1992HTV,2001,110500kV75%,200121316HTV,HTV20,,1988110kV10218HTV,35HTV,HTV,311418MPa,TMA415,[3]1990HTV,18,HTVHTV1520:(-5+5)HTVHTV116%,HTV6.335,,214HTV21411HTV1101011m1101012m(DC);7kN/m9kN/m(ACDC);3MPa315MPa(ACDC)21412330kV315mm,550kV415mm750kV510mm1000kV610mm21413HTV21414,,,500kVHTV,750kV1000kV215HTV1520,HTV1520,,,HTV,7,,HTV,303HTV311HTVHTV;312HTV,,,,,,300mm,,,HTV,,313HTVHTV150180;10005000,140,,,O,,;,750kV4MV/m,1000kV5MV/m;314HTV31411HTV,HTV,;HC5,33621[2]HTV31412HTVHTV10%30%,30%40%[2]31413,,,[2],31531511220kV,1712%1214%1011%,,40mm75mm,22113%1212%,75mm40mm,,19%,118%,[2]31512,HTVHC1HC431513,200250mm130150mm,,,,XP-160[2]1998,,,[2]4:1101012m;1101012;20MV/m()30MV/m();TMA415;FV-0()FV-1():()9kN/m;315MPa;100%;A50,30:av100min90;HC1HC2,HC31:av90min85;HC3HC4,HC51:av110min100;HC2HC3,HC4HC51;24h5RTVDL/T8642003;DL/T6272004,RTVHTV,HTV,,DC6.33730;,;,,,[1].20073...[2].20067...[3]1000kV:DL/T,8642004[P].2004206201.37621isinvestigated.Theexperimentalresultsshowedthatwiththesameproportionoffillers(80phr),theorderofthermalconductivityofsiliconerub2berisMgO/graphite/siliconerubberAl2O3/graphite/siliconerubberMgO/Al2O3/siliconerubber.Theorderofelectricalinsulationofsili2conerubberisMgO/graphite/siliconerubber,Al2O3/graphite/siliconerubberMgO/Al2O3/siliconerubber.Keywords:siliconerubber,thermalconductivity,electricalinsulation,resis2tivity,magnesiumoxide,Al2O3,graphitePreparationofwaterdispersibledehydrationRTV-1siliconesealantforroadjoints.QIUZe-hao,YUANSu-lan,WANGYou-zhi,CAIMing-xia(ChengduGuibaoTechnologyCo,Ltd,Chengdu610041,Sichuan).YoujiguiCail2iao,2007,21(6):329Abstract:ThewaterdispersivedehydrationRTV-1siliconesealantforroadjointswaspreparedfromhydroxysiliconeoil,dodecylbenzenesulfo2nicacid,OP-10,de-ionizedwater,crosslink2er,dibutyltindilaurate,inorganicfillers(calci2umcarbonate,precipitatedsilica,finesiliconpowder).Thestudyoftheinfluenceofeachcomponentonthepropertiesofthesealantshowedthatforevery100parts0-dihydroxypolydimethylsiloxaneemulsionmadefromhy2droxysiliconeoil,theamountofcrosslinkeris3parts;dibutyltindilaurateis016part;inorganicfillersis75parts.Thedehydrationvulcanizationsiliconesealantfeaturesexcellentadhesiontotheconcrete.Ithastensilestrengthof0149Mpa,e2longationatbreakof101812%,elasticityrecov2eryof80123%.Theadhesionfailureofzeromeetsorevenexceedsthestandardsofsiliconesealantforroadjoints.Keywords:,-dihydroxypolydimethylsilox2ane,roadjoints,waterdispersible,siliconeseal2ant,RTV,hydroxysiliconeoil,dodecylbenze2nesulfonicacidCharacteristicsofsiliconerubberinsulatorinop2erationandanalysisoftheproblemsexistedthere2in.LUJiang-yan,WUGuang-ya,YAOTao(1.WuhanUniversityofScienceandEngineer2ing,Wuhan430073,Hubei;2.WuhanHighVoltageResearchInstituteofSGCC,Wuhan430074,Hubei).YoujiguiCailiao,2007,21(6):332Abstract:Theapplicationofsiliconerubbercom2poundinsulationinChinawasintroduced,andthecharacteristicsofRTVandHTVsiliconerubberinsulatorinoperationwereanalyzed.Theproblemsexistedintherubberwaspointedoutbasedonoperationexperienceandcurrenttech2nology.Thefuturestudiesandmodificationoftherubberweresuggested.Keywords:siliconerubber,operationcharacter2istics,deterioration,insulatorResearchonsili2conewaterproofagentforinstruction.ZHUHuai-jun(FoshanTongyuanSiliconeMaterialCo.,Ltd,Foshan528000,Guangdong).You2jiguiCailiao,2007,21(6):338Abstract:Thecharacteristicsandpropertiesofthecommonusedsiliconewaterproofagentssuchasmethylsilicone,siliconeresin,siliconecouplingandemulsionareintroduced,anditsdevelopmentprospectisputforwardaswell.Keywords:silicone,waterproofagent,methylsilicone,siliconeresin,siliconecoupling,emul2sionSynthesisofquaternaryammoniumsilane.SUXi2ao-ming,ZHONGHong,YUXin-yang(Col2legeofChemistryandChemicalEngineering,CentralSouthUniversity,Changsha410083,Hunan).YoujiguiCailiao,2007,21(6):341Abstract:Thequaternaryammoniumsiliconewassynthesizedbyone-stepreactionof3-chloropropyltrimethoxysilaneand12/14alky2ldimethylaminecatalyzedbysodiumiodide.Theeffectsofreactionconditions,i.e.catalystcon2tent,ratioofmaterials,reactiontimeandtem2perature,werestudied.The