Chapter1 PowerelectronicdevicespowersemiconductordevicesUncontrolleddevices diodeHalfcontrolleddevices thyristorTypicalfully controlleddevices GTO GTR powerMOSFET IGBTCurrent driven current controlled devices thyristor GTO GTR Voltage driven voltage controlled devices Field controlleddevices powerMOSFET IGBT Chapter1 Highestfrequency Largestcapability Anode Cathode GateKeepthyristorconducting Turnon Turnoff ThetriggeringsignalGatedissipation Chapter1 PositivevoltageTheanodeofthyristorPositivepulseNegativepulseDirectcurrentHoldingcurrentIH LatchingupcurrentIL PeakforwardsurgecurrentITSM Thyristorparameter 浪涌电流AveragerectifiedforwardcurrentIF AV diodeparameter 正向平均电流 Chapter1 GatedrivecircuitControlcircuitPowerstageElectricalisolationOpticalisolationMagneticisolation Chapter1 PrimaryfunctionsSnubbercircuits RCDsnubbercircuits Series parallelSteady statevoltagesharing Steady statecurrentsharing ElementResistanceCapacitanceInductance Chapter1 lostitsfunctionsecondarybreakdownTurn onsnubberTurn offsnubberOvervoltageOvercurrenttheinterfacebetweenbetweenAandBevenvoltagesharingevencurrentsharing Chapter2 Single phasehalf wavecontrolledrectifierSingle phasebridgefully controlledrectifierThree phasehalf wavecontrolledrectifierThree phasebridgefully controlledrectifierTherangeofphase shift ResistiveloadInductiveloadResistorandinductorloadResistance inductiveload Chapter2 ReversevoltageForwardvoltageThemaximumofreversevoltageofthyristor Averageoutputvoltage Averageoutputcurrent Effectivevalue TransformerquadraticsideTheeffectivevalueoftransformerquadraticsidecurrent Chapter2 Thestartpointoftriggeringdelayangle NaturalcommutationpointTransformerrectifierCommutationangle generatedandchangeTheinvertermodeoperationofcontrolledrectifiers Thenecessaryconditions Invertermodeoperationof3 phasebridgerectifierTheminimuminversionangle extinctionangle Connectionofmultiplerectifiers Reduceharmonics Chapter2 TheorderofACsidecurrentharmonics TheorderofDCsideoutputvoltageharmonics Harmoniccomponent PowerfactorDistortionfactor fundamental componentfactor DisplacementfactorCompensateReactivepowerCircuitdiagram Chapter2 thefunctionoffreewheelingdiodeavoiduncontrolledphenomenonberelevanttophasedifferenceinsamephasetherelationbetweenAandBzeropointzeroareainversionfailurestheconductingangleofthyristor Chapter3 PWMtechniqueBoostconverter Step upconverter Buckconverter Step downconverter Acurrentreversiblechopper Bridgechopper H bridgechopper QuadrantoperationofDCmotor Chapter4 ACtoACconvertersACcontrollersFrequencyconverters Cycloconverters ACvoltagecontrollerACpowercontrollerControlmodethyristor cycloconverter Chapter4 Linefrequency VoltagewaveformdistortionCurrentwaveformdistortionTorquepulsationTheoperationprinciple Theprimaryfactors Chapter5 CommutationtypesSelf commutation Externalcommutation Devicecommutation Fully controlleddevices GTO IGBT MOSFETLinecommutation Phase controlledrectifierPhase controlledACcontrollerThyristorcycloconverterLoadcommutation Forcedcommutation Chapter5 DCtoDCconverterswithIGBT Paralleledresonantcurrentsourceinverter Single phasebridgeCSI Thyristorinverterwithseriesdiodes Single phasehalfbridgevoltagesourceinverterSingle phasefullbridgeVSIThree phaseVSI Chapter5 Three phasefullbridgevoltagesourceinverterBasicequations LinevoltagePhasevoltage Chapter5 Deadtime blankingtime toavoid shootthrough ThelengthwayscommutationTheconductingphase Anti paralleldiodesFreewheelingdiodefeedbackdiodeContinuousloadcurrentACsidevoltage Chapter5 SinewaveTrianglewaveRectanglewaveTrapeziawaveCurrentsourceinverterACsidecurrent Chapter6 PWMinvertersUni polarPWMmodulation Bi polarPWMmodulation Naturalsampling SPWMtriangular waveuniformsampling Chapter6 ModulatingsignalAsynchronousModulation SynchronousModulation UtilizationofDCinputvoltage TrapezoidalwaveformControlsingalCarriersingalSinewaveTrianglewave Chapter7 Soft switchingSwitchingfrequencySwitchingpowerlossesSwitchingnoises abbreviation SCR siliconcontrolledrectifierFastswitchingthyristor FSTReverse conductingthyristor RCTLight triggered activited thyristor LTTGate turn offthyristor GTOPowermetal oxide semiconductorfieldeffecttransistor PowerMOSFET abbreviation Insulated gatebipolartransistor IGBTElectro motive force EMFPWM PulseWidthModulationThyristor switchedcapacitor TSCVoltageSourceInverter VSICurrentSourceInverter CSI abbreviation electromagneticinterference EMI ZVS Zero voltageswitchingZCS Zero currentswitchingQuasi ResonantConverter QRCpulse frequencymodulation PFM