High frequency conducted emission in AC motor drives fed by frequency converters: sources and propagation paths PDF
Preview High frequency conducted emission in AC motor drives fed by frequency converters: sources and propagation paths
FFIRS Date:May14,2018 Time:11:40am HighFrequencyConducted EmissioninACMotorDrives FedbyFrequencyConverters FFIRS Date:May14,2018 Time:11:40am IEEEPress 445HoesLane Piscataway,NJ08854 IEEEPressEditorialBoard EkramHossain,EditorinChief GiancarloFortino AndreasMolisch LindaShafer DavidAlanGrier SaeidNahavandi MohammadShahidehpour DonaldHeirman RayPerez SarahSpurgeon XiaoouLi JeffreyReed AhmetMuratTekalp FFIRS Date:May14,2018 Time:11:40am High Frequency Conducted Emission in AC Motor Drives Fed by Frequency Converters SourcesandPropagationPaths JaroslawLuszcz GdanskUniversityofTechnology,Poland FFIRS Date:May14,2018 Time:11:40am Copyright©2018byTheInstituteofElectricalandElectronicsEngineers,Inc.Allrightsreserved. PublishedbyJohnWiley&Sons,Inc.,Hoboken,NewJersey. PublishedsimultaneouslyinCanada. 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RavindraShukla FGLOS Date:May14,2018 Time:12:59pm vii ContentsinBrief 1 IntroductiontoConductedEmissioninAdjustableSpeedDrives 1 2 ConductedEmissionOriginsinSwitch-ModePowerConverters 21 3 ConductedEmissionGenerationbyFrequencyConverterinASD 45 4 PropagationofMotor-Side-OriginatedConductedEmissionTowardthe PowerGrid 81 5 ModelingofConductedEmissioninASD 101 6 BroadbandBehaviorofFundamentalComponentsofASD 137 7 ImpactofMotorFeedingCableonCMCurrentsGeneratedinASD 203 FGLOS Date:May14,2018 Time:12:59pm FGLOS Date:May14,2018 Time:12:59pm ix Contents ListofFigures xiii ListofTables xxiii Preface xxv Symbols xxvii Acronyms xxix Glossary xxxi 1 IntroductiontoConductedEmissioninAdjustableSpeedDrives 1 1.1 High-FrequencyEmissionofSwitch-ModePower Converters 1 1.2 CharacteristicIssuesofConductedEmissionin AdjustableSpeedACMotorDrives 2 1.3 EssentialEMCProblemsofIntegrationofASDwiththe PowerGrid 5 1.4 ScopeoftheBook 9 1.5 EMC-in-ASDRelatedAssumptions,Definitions,and NamingConventions 10 References 14 2 ConductedEmissionOriginsinSwitch-ModePowerConverters 21 2.1 SpectralSideEffectsofFastSwitchingofVoltagesand Currents 21 2.2 SpectraEstimationofSwitch-ModeWaveforms 24 2.2.1 RectangularWaveforms 25 2.2.2 TrapezoidalWaveforms 29 2.2.3 HigherOrderTransitionShapes 35 2.3 GraphicalEstimationofEmissionSpectra 36 2.4 SpectralAnalysisofSwitch-ModeConverterswithin FrequencyRangeofConductedEmission 38 FGLOS Date:May14,2018 Time:12:59pm x Contents 2.5 Summary 41 References 42 3 ConductedEmissionGenerationbyFrequencyConverterin ASD 45 3.1 ClassicModulationPatternsUsedinASD 45 3.2 ConductedEmissionGenerationPathwaysinASD Applications 49 3.2.1 DMCurrentPathsatMotorSideofFrequencyConverter 52 3.2.2 CMCurrentPathsatMotorSideofFrequencyConverter 54 3.3 MutualCoexistenceofCMandDMVoltagesandCurrentsin ASD 55 3.3.1 CM-to-DMConversionofVoltagesandCurrentsinASD 56 3.3.2 DM-to-CMConversionofVoltagesandCurrentsinASD 59 3.3.3 Motor-SideDMCurrentsDistributionDuringActive-Vectors Switching 62 3.3.4 Motor-SideCMCurrentsDistributionDuringActiveVectors Switching 64 3.4 ExperimentalStudyofInverter’sOutputCurrentandVoltage Waveforms 65 3.4.1 VoltageTransientsatACMotor’sTerminals 66 3.4.2 CurrentTransientsatInverter’sOutput 73 3.5 Summary 76 References 77 4 PropagationofMotor-Side-OriginatedConductedEmissionToward thePowerGrid 81 4.1 CharacteristicExternalLoopsofCommonModeCurrentsin theASD 81 4.2 CommonModeCurrentsCouplingPathsInsideFrequency Inverter 82 4.3 TransferofCommonModeCurrentsviaDCBus 83 4.4 TransferofCMCurrentsThroughDiodeRectifier 85 4.5 DCBusCMVoltageRipplesasMeansofTransfer ofConductedEmission 86 4.5.1 DiodeRectifier-RelatedCMVoltageRipples 88 4.5.2 FrequencyInverter-RelatedCMVoltageRipples 89 4.6 TransferofCMCurrentsfromMotorSidetoGridSideof FrequencyConverter 90 4.7 Summary 97 References 98
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