简介：ASingle-StageHighPowerFactorVoltageRegulatorwithReducedIntermediateBusVoltageStress.AsinusoidalPWMseriesvoltageregulator,AtwostageVoltageRegulatorModulewithfasttransientresponsecapability,Activevoltageregulatorbasedonnovelsynchronizationmethodforunbalanceandfluctuationcompensation,

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简介：ABasicStudyofControlledClosingforTransformerswithResidualFlux;AnapproachtotheoptimuminsulationdesignofGCBinterrupter;Analysisontheforcesgeneratedinpuffertypecircuitbreaker;Calculationoftransientpufferpressurerisetakingmechanicalcompression,nozzleablationandarcenergyintoconsideration;ComparisonofevaluationmethodsofthesmallcurrentbreakingperformanceforSF{sub}6gascircuitbreakers;Deteriorationdiagnosistechniqueofhousingrubberforcompositehollowinsulators;

简介：Aneuralarchitecturetoanalysisofdissolvedgasesininsulatingoilsusedintransformers;ANewDataMiningApproachtoDissolvedGasAnalysisofOil-InsulatedPowerApparatus;Anewlymodifiedforcedoilcoolingsystemanditsimpactonin-servicetransformeroilcharacteristics;Applicationofacombinatorialneuralnetworkmodelbasedonclusteranalysisintransformerfaultdiagnosis;AREWETHERIGHTTRANSFORMERS?;Breakdowncharacteristicsofoilandpaperinsulationforaveryfasttransientvoltage.

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简介：1MHzmulti-resonantpush-pull48VVRM;AFREQUENCYANDVOLTAGECONTROLLABLEPOWERSOURCEFORLABORATORYUSE;Ahybridparticleswarmoptimizationfordistributionstateestimation;Alow-complexityhigh-performancedigitalcontrolarchitectureforVoltageRegulatorModules;Alow-voltageregulatorcircuitwithself-biastoimproveaccuracy;Anovelsoft-switched,high-frequency,highefficiency,high-current12Vvoltageregulatorthephase-shiftbuckconvener;

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简介：DoubletwoswitchforwardsoftswitchingPWMDC-DCconverter,Doubletwo-switchforwardtransformerlinkedsoft-switchingPWMDC-DCpowerconverterusingIGBTs,ExperimentalDeterminationofStrayCapacitancesinHighFrequencyTransformers,FullBridgeSoft-SwitchingPhase-ShiftedPWMDC-DCConverterusingTappedInductorFilter

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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。

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简介：年轻的母亲常为婴儿排便后不能够及时发现和更换尿布而感到烦恼，采用婴儿报尿器就能很方便地解决这个问题。

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简介：Developmentofsinglebreak420kVGCB,Developmentofsynchronousswitchingcontrollerforgascircuitbreakers,EMTPsimulationofSLFinterruptingperformancefortwaseriallyconnectedarcswithdifferentarcparameters,Feasibilitystudyonapplicationofhighvoltageandhighpowervacuumcircuitbreaker.

简介：摘要在电网10kV系统中，需要经常投入并联电容器进行无功补偿，以改善电网电压，保障电网安全稳定运行。由于设备投入运行年份持续增加，频繁投切并联电容器所产生的过电压使串联电抗器的绝缘强度不断下降，最终导致设备出现故障。本文对一起因真空断路器合闸弹跳产生过电压致使串联电抗器发生接地短路的故障进行分析，发现其中所暴露的问题并提出相关的防范措施及和运维策略。