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【英文标准名称】:Convertortransformers-Transformersforindustrialapplications
【原文标准名称】:变流变压器.工业用变压器
【标准号】:BSEN61378-1-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-02-15
【实施或试行日期】:1999-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电压波动;温度测量;变压器;半导体器件;额定电压;数学计算;电气试验;设计;设计计算;电力变压器;电负载;电力设备;电连接器;电力变换器;工业电力设备;电气设备;高压设备;额定功率;温升;公式;油浸式变压器;谐波;干式变压器;额定电流
【英文主题词】:Chokes(electric);Convertors(metals);Couverters;Dimensioning;Electricalengineering;Measurement;Powertransformers;Ratedvoltages;Servicevoltage;Testing;Transformers
【摘要】:ThisInternationalStandarddealswiththespecification,designandtestingofpowertransformersandreactorswhichareintendedforintegrationwithinsemiconductorconvertorplants;itisnotapplicabletotransformersdesignedforindustrialorpublicdistributionofa.c.poweringeneral.Thescopeofthisstandardislimitedtoapplicationsofpowerconvertors,ofanypowerrating,forlocaldistribution,atmoderateratedconvertorvoltage,generallyforindustrialapplicationsandtypicallywithahighestvoltageforequipmentnotexceeding36kV.ThisstandardisnotapplicabletotransformersforHVDCpowertransmission.Thesearehigh-voltagetransformers,andtheyaresubjectedtod.c.voltagetests.Thestandardsforthecompleteconvertorplant(IEC60146,orotherpublicationsdedicatedtoparticularfieldsofapplication)maycontainrequirementsofguaranteesandtests(suchasinsulation,powerloss)forthewholeplant,includingtheconvertortransformerandpossiblyauxiliarytransformersandreactorequipment.Thisdoesnotrelievetheapplicationoftherequirementsofthisstandardconcerningtheguaranteesandtestsapplicabletotheconvertortransformeritselfasaseparatecomponentbeforebeingassembledwiththeremainderoftheconvertorplant.Theguarantees,serviceandtypetestsdefinedinthisstandardapplyequallytotransformerssuppliedaspartofanoverallconvertorpackage,ortothosetransformersorderedseparatelybutforusewithconvertorequipment.Anysupplementaryguaranteeorspecialverificationhastobespecificallyagreedinthetransformercontract.Theconvertortransformerscoveredbythisstandardmaybeoftheoil-immersedordry-typedesign.Unlessspecificexceptionsarestatedinthisstandard,thetransformersarerequiredtocomplywithIEC60076foroil-immersedtransformers,andwithIEC60726fordry-typetransformers.NOTES1Forsomeconvertorapplications,itispossibletousecommondistributiontransformersofstandarddesign.Theuseofsuchstandardtransformersinthespecialconvertorapplicationsmayrequireacertainderating.Thismatterisnotspecificallycoveredinthisstandard,whichdealswiththerequirementstobeplacedonspeciallydesignedunits.Itispossibletoestimatethisderatingfromtheformulaegivenin5.1,andalsofromclause9ofIEC60076-8.2Wheredry-typetransformersareused,specialcareshouldbetakeninconsideringtheshorttimeconstantsapplicableandtheincreasededdycurrentsflowinginthelargercross-sectionconductorsorfoilwindings.3EN61378-1isnotapplicableforrailwayapplications.Thisstandardonlydealswithtransformerswithoneactivepartandoneinterphasetransformer.Forseveralactivepartsinthesametank,anagreementbetweenthepurchaserandmanufacturerisnecessaryregardingthedeterminationandthemeasurementofthetotallosses.ThisstandarddealsonlywithtransformerstarYanddelta△connections.Forotherconnectionsanagreementbetweenpurchaserandmanufacturerisnecessary.
【中国标准分类号】:K41
【国际标准分类号】:29_180
【页数】:36P.;A4
【正文语种】:英语