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ID:9803975
大小:2.33 MB
页数:9页
时间:2018-05-10
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1、9ExperimentalInvestigationonLiveWorkingfor1000kVACTransmissionLineYiHu,LinongWang,GuiweiShao,KaiLiu,Yuanfang,Wen,KangzhenWenFinancialsupportshouldbeacknowledgedhere.Example:ThisworkwassupportedinpartbytheU.S.DepartmentofCommerceunderGrantBS123.Thepap
2、ertitleshouldbeinuppercaseandlowercaseletters,notalluppercase.Thenameandaffiliation(includingcityandcountry)ofeachauthormustappearonthepaper.Fullnamesofauthorsarepreferredintheauthorline,butarenotrequired.Initialsareusedintheaffiliationfootnotes(seebel
3、ow).Putaspacebetweenauthors'initials.Donotusealluppercaseforauthors'surnames.Examplesofaffiliationfootnotes:J.W.HaggeiswithNebraskaPublicPower,DistrictHastings,NE68902USA(e-mail:j.hagge@ieee.org).L.L.GrigsbyiswiththeDepartmentofElectricalEngineering,Au
4、burnUniversity,Auburn,AL36849USA(e-mail:l.grigsby@ieee.org).Abstract--Theovervoltagelevelofultrahighvoltagetransmissionlinewith1000KValteringcurrentwasanalyzed,andtheminimumworkingdistanceandminimumcombinationalgapunderdifferentovervoltagelevelaswellas
5、theminimumeffectiveinsulatinglengthofinsulatingtoolsweredeterminedbyvariousexperiments.Thescreenclothingwhichcouldbeappliedtoliveworkfor1000kVtransmissionlinewasdeveloped.Thesurfaceandinnerelectrical-fieldintensitiesofscreenclothingindifferentworkposit
6、ionsonthepoleweremeasured.Thesafeguardingmeasuresunderdifferentoperationmodewererevised.Theoutcomesoftheseinvestigationsprovidetechnicalreferencetoengineeringdesignandlivelineworkfor1000kVtransmissionline.KEYWORDS:1000kVACtransmissionline;Liveworking;W
7、orkingdistance;Combinationalgap;Insulatingtool;Safeguarding;ScreenclothingI.IntroductionChinaisabouttocarryoutthedemonstrationprojectofpowertransmissionofextra-high-voltage1000kVAC.Inordertoprovideparametersforthedesignofcircuitrypoleaswellasthetechnic
8、albasisandtheregulationsstandardoftheliveworkingandtheoverhaulingmaintenance,weneedtomaketheexperimentalresearchontheliveworkingofthe1000kVACtransmissionline.ItisthefirsttimeforChinatodeveloptheresearchontheliveworkingundertheconditiono
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