简介:PerformanceevaluationonZCS-PFMseries-resonantDC-DCconverterwithhigh-frequencyhigh-voltagetransformerformagnetrondrive,Powersupplywithhighinsulationcapabilitytofeedelectronicsonthehighpotentialsideinpowerdistributionnetworks,Series-parallelresonantUPSwithcapacitiveoutputDCbusfilterforpoweringHFCnetworks,Soft-switchingphase-shiftedPWMfull-bridgeDC-DCconverterwithreducedconductionlossesnovelsoft-switchingDC-DCconverterusingtappedinductortypefilter,SynthesisandModulationofaSinglePhaseDC/ACConverterwithHigh-FrequencyIsolationinPhotovoltaicEnergyApplications,TransformerParasiticParametersandLosslessInductiveSnubberAssistedZeroCurrentSoftSwitchingDC-DCConverterforHighPowerMagnetronDrive。
简介:Analyticalmodelofironlossesinpowertransformers,ANN-basedharmonicrestraintdifferentialprotectionofpowertransformer,Applicationofradialbasisfunctionneuralnetworkfordifferentialrelayingofapowertransformer,Automaticdiagnosisoffaultlocationsinpowertransformerimpulsetestusingself-organizingmap,Back-upalgorithmforsinglepowerdistributiontransformercontingency,Chaosinpowertransformersincludingthecorehysteresis,Characterizationofvibrationsignalsusingcontinuouswavelettransformforconditionassessmentofon-loadtap-changers。
简介:Developmentofsinglebreak420kVGCB,Developmentofsynchronousswitchingcontrollerforgascircuitbreakers,EMTPsimulationofSLFinterruptingperformancefortwaseriallyconnectedarcswithdifferentarcparameters,Feasibilitystudyonapplicationofhighvoltageandhighpowervacuumcircuitbreaker.
简介:InvestigationofVFTSurgesPropagatedintoTransformerandOvervoltagesAppliedtoWinding,InvestigationonVFTsurgespropagatedintotransformerandovervoltagesappliedtowinding,LocatingPartialDischargeinPowerTransformerbyElectricalMethod,Modelofahighfrequencytransformerforcontact-lesspowerconversionformotorapplications
简介:ANovelCurrent-TriplerDC/DCConverter;AnElectricalPDLocationMethodAppliedtoaContinuousDiscTypeTransformerWinding;Calculationofovervoltagesintransformerwindings;DeformationAnalysisofTransformerWindingbyStructureParameter;Detectionoftransformerwindingdeformationsbasedonthetransferfunction-measurementsandsimulations;Diagnosingtransformerfaultsusingfrequencyresponseanalysis;
简介:随着经济、技术的快速发展,对电力的需求日益增长,我国目前正处于电力项目建设的高峰时期。赢得值法是一种比较先进的工程管理方法,目前在电力项目建设中得到广泛的应用。文章首先介绍了赢得值法的基本概念,接着介绍了赢得值法在电网基建项目管理的应用,并指出该方法在电网基建项目管理中存在的一些问题,并提出了相应的改进措施。