infineon 6.5kv IGBT逆变器应用
infineon6.5kvIGBT逆变器应用TimeResolvedInSituTvjMeasurementsof6.5kVIGBTsduringInverterOperationWaleriBrekel,ThomasDuetemeyer,GunnarPuk,OliverSchillingInfineonTechnologiesAG,Max-Planck-Strae5,D-59581Warstein,GermanyAbstractAlthoughthedevicetemperatureisoneofthemostcriticalparametersinthedimensioningofaninverter,experimentalstudiesfocusingonthevirtualjunctiontemperature(Tvj)inrunninginverterarescarcelyfound.Inthisworkthefeasibilityoffourdifferentpracticalmethodsiscompared.Specialfocusissetonroutineswithahightimeresolutionthatenablestrackingofthetime-dependent-temperatureduringoneperiodofthesinusoidaloutputcurrent.Detailsoftheproceduresareexplainedandcomparedwithsimulations.1.Introduction
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