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,(430223):、、。:;;:TM403.4:B:1001-8425(2009)03-0051-061,,,,110kV,。,,,。,,,。、。2,1。1a,1b,、、。,,、、、;、、、;、、,。33.1,1a。35kV,、、,,2。,、,。,,,。,,,。3.246320093TRANSFORMERVol.46MarchNo.32009TrendofMaterial-SavingDesignandTap-ChangerCollocationofTransformerLIUGang,XIONGGuo-qing(WuhanTaipuTransformerChangerCo.,Ltd.,Wuhan430223,China)Abstract:Therelationbetweentransformermaterial-savingdesignandstructuraltype,structuralcollocationandcharacteristicimprovementoftap-changerisintroduced.Thetrendoftap-changercollocationispresented.Keywords:Tap-changer;Structure;Collocation46①1+2②1+2③①②④⑤⑥(a)(b)1Fig.1Structuraltypesoftap-changer,,3。。(1)3a,,4。,,、。1b⑤,;,。,5。1b⑥1000A280mm,1250A320mm,,,,150,,、。(2)3b,1b①②,、。,,6。(3)3c,,。(4)3d,3c,1b④,,。7。3.3abcOABC2Fig.2Oiltankstructureofon-load-tap-changingtransformerwithdoublewindings52、3,3a,,,,,,。1b①②“1+2”1b④。41+2(a)(b),(c),(d)1+23Fig.3Tap-changercollocationofon-load-tap-changingtransformerwiththreewindings6Fig.6MVtap-changercollocation7Fig.7Transformerstructure4Fig.4Transformer5Fig.5Commonterminalcollocationofcombinedon-loadtap-changerandcagetap-changer5346,220kV,,8,。、,,,。,,,。110kV,,、,,,10pC,,。9,220kV,140mm,3000pC30pC。10,,,8,,,。,,,。200,。5,,,,,11。6(1)12。(2)13。8Fig.8Screw-typeshieldoftap-changerintransformerworks9Fig.9Diagramoftap-changerwithtemporaryshield10(a)6220kV(b)3Fig.10Fullshieldtap-changeranditsapplication11Fig.11Paperboardshieldsbetweentap-changerandtankwall,windingandbetweentap-changers54、37,。(1)、1+2,。(2),,。12Fig.12Diagramoftypicalcollocationoftap-changer13Fig.13Otherexamplesofapplication55466±蛐%蛐(′)蛐%TPX0.5±30ε=10TPY1±60ε=10TPZ1180±18εac=10。10%100%。UaL。,10%。,:UaL≥KKSSC(Rct+Rb)IsnK———Rct———(75℃)Rb———Isn———TPSTPX,()。,。TPYTPZ,()0.05%~0.2%。TPZTPY。,,,。,:TPX,TPY,TPZ。TPZ,,。,,TPY,TPZ。()(42)(3),,,。(4),。MA71蛐3,,。(5)、。,,,、。8,,,,。,,,。,,。:2008-10-14:(1964-),,,,;(1976-),,,,。≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥20081223,。,、、。SFSZ11-50000/110,,,。、、、,,。,,。56
本文标题:变压器节材设计与分接开关配置上发展趋势
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