文档介绍：31! 1" #$%& Vol. 31 No. 1 2007'1( PowerSystemTechnology !"#$1000-3673%2007&01-0006-06 '()*#$TM723+X8 ,-./$A 012/$470·4051 3456789:;9<=>?@ !" 1#$%& 1#' ( 1#)*+ 2#,-% 3#. / 3 1!"#$%&'()%*+,-."#/43007202!1-&23456&789:;+ -</=">100053 03 !:?&******@A*+,-."#/430071 B icEnvironmentofUHVACTransmissionLines HUANGDao-chun 1)RUANJiang-jun 1)WENWu 1)LIHao-xing 2)ZHAOQuan-jiang 3)ZHENGWei 3 *1+School ofElectricalEngineering)WuhanUniversity)Wuhan 430072)Hubei Province)China, 2+Power Dispatching Center)panyLimited)Xuanwu District)Beijing100053)China, 3+Central SouthernChinaElectric PowerDesignInstitute)Wuhan 430071)Hubei Province)China- ABSTRACT: icenvironmentof UHVACpowertransmissionisofsignificanceforthe essiveimagesmethod,theauthorscalculatetheelectric fieldintensityattheconductorsurfaceofsinglecircuit1000kV ACtransmissionlineswhichareerectedoncup-shapedand compacttowerandthatofdoublecircuitonthesametoweras wellastheelectricfieldintensityat theheightof onemeter above the groundwhereisbeneaththe , radiointerference,audiblenoise,theminimumdistancetothe groundofconductorandthecorridorwidthof1000kVAC transmissionlineadoptingabovementionedtypesoftowersare alsocalculated,thevariationsofcoronaloss,radiointerference andaudiblenoisewithaltitudeabovesealevelareanalyzed. Researchresultsshowthata