第46卷第3期2023年6月电子器件ChineseJournalofElectronDevicesVol.46No.3June2023项目来源:江苏省高等学校自然科学研究面上项目(20KJD610002)收稿日期:2022-09-05修改日期:2022-11-07ResearchonOutputCommonModeVoltageofaThree⁃PhaseInverterBasedontheAnalysisMethodofDoubleFourierSeries∗LINuowei∗,ZOUWeike,LIUQiang(SchoolofPhysicsandNewEnergy,XuzhouUniversityofTechnology,XuzhouJiangsu221018,China)Abstract:Withthecontinuousinnovationanddevelopmentofpowerconversiontechnology,three⁃phaseinvertersoccupyanincreasinglyimportantpositioninhigh⁃powerapplications.However,therearesomenegativeeffectsinpracticalapplications.Oneofthetypicalprob⁃lemsisthattheoutputcommonmodevoltageaffectsthereliabilityofthesystem.BasedonthenumericalcalculationmethodofdoubleFourierseries,themathematicalexpressionofcommonmodevoltageofthree⁃phaseinverterisdeduced,andamethodisproposedtosuppresstheoutputcommonmodevoltageofthree⁃phaseinverteraccordingtothemathematicalexpression.Thecommon⁃modevoltageanalysisandsuppressionmethodproposedisuniversalandcanbeextendedtotheoutputcommo...