[精选]网络互动营销的几个关键点.pptx

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1、IEEEC37.234GuideforProtectiveRelayApplicationtoPowerSystemBusesB.Kasztenny(Chairman),S.Conrad(Vice-Chairman),P.Beaumont,K.Behrendt,O.Bolado,J.Boyle,G.Brunello,J.Burger,F.Calero,S.Chano,G.Dalke,A.Darlington,H.DoCarmo,D.Fontana,Z.Gajic,J.Holbach,L.Kojovic,F.Lopez,D.Lukach,D.McGinn,J.Mil

2、ler,P.Mysore,J.O'Brien,B.Pickett,S.Sambasivan,G.Sessler,V.Skendzic,J.Smith,D.Tholomier,M.Thompson,J.Uchiyama,D.Ware,D.Weers,R.Whittaker,R.Young,S.ZochollPresentationtotheMainCommitteeofPSRC,January14,2010,Orlando,FLTableofContentsDefinitionsBusconfigurationsIntroductiontobusprotection

3、RelayinputsourcesBusprotectionmethodsApplicationofbusprotectionschemesAnnexesDefinitions23newtermsdefinedBusprotectionandprimaryequipmentbreakersubstitution–Temporaryusageofabustiebreakerinamultiplebusconfigurationtosubstituteforoneofthenetworkelement’scircuitbreakers,typicallyforthem

4、aintenanceofthelatter;alsoknownasbreakertransfercheckzone–Nonselectivepartofamulti-zonebusprotectionsystemmeasuringcurrentflowsaroundtheentirestationandsupervisingselectivetrippingfromindividualbuszonesofprotectionstubbus–Areaofabusorlinethatbecomesisolatedfromtheoriginalzoneofprotect

5、ionoranareathatlosesprotectionduetothelossofsensingtozoneprotectionrelaysBusdesignconsiderationsContinuityofserviceforthebusandessentialnetworkelementsEquipmentmaintainabilityandnetworkswitchingflexibilityEconomicalandfootprintconstraintsSectionalizingrequirementstoavoidexceedingbreak

6、erfaultdutiesEaseoffuturebusexpansionBusarrangementsSinglebusMainandtransferbusDouble-busdouble-breakerDouble-bussingle-breakerBreaker-and-a-halfRingbusMainandtransferbusMainandtransferbusIntroductiontobusprotectionZonesofprotectionBusprotectionmethodsSchemeselectionguidelinesZonesofp

7、rotectionDynamiczonesofprotectionDynamiczonesofprotectionDynamiczonesofprotectionZonesofprotectionBusprotectionmethodsDifferentialDifferentially-connectedovercurrentInstantaneousTime-delayedPercentage-restraineddifferentialRestrainedAdvancedmicroprocessorbasedHigh-impedancedifferentia

8、lResi