低直流链电压尖峰的二极管辅助型优化Y源逆变器-豆柴文库

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低直流链电压尖峰的二极管辅助型优化Y源逆变器
Title:OptimizationofDiode-AssistedY-SourceInverterforLowDCLinkVoltageRipple
Abstract:
TheY-sourceinverterhasgainedsignificantattentioninrenewableenergysystemsduetoitsabilitytoboosttheoutputvoltageandenhancesystemefficiency.However,onelimitationoftheY-sourceinverteristhehighripplecontentintheDClinkvoltage,whichaffectstheoverallsystemperformance.ThispaperpresentsanoptimizationtechniqueforreducingtheDClinkvoltageripplebyintegratingdiode-assistedcircuitryintotheY-sourceinverter.TheproposedmethodeffectivelyaddressestheissueoflowDClinkvoltagespikes,enhancingtheinverter'sperformanceandoverallsystemefficiency.
1.Introduction:
Renewableenergysystemsplayacrucialroleinmeetingtheever-increasingenergyrequirementsofmodernsociety.Amongthevariousrenewableenergysources,solarenergyhasemergedasoneofthemostpromisingandwidelyadoptedsources.Inordertoeffectivelyharnesssolarenergyandintegrateitintotheelectricalgrid,efficientpowerconversionsystemsarerequired.TheY-sourceinverterisapopularchoiceinphotovoltaic(PV)systemsduetoitsadvantages,includingitsabilitytoprovidevoltageboost,flexibilityincontrol,andsimplifiedcircuitry.However,theY-sourceinvertersuffersfromhighripplecontentintheDClinkvoltage,whichaffectssystemperformanceandoverallefficiency.Thispaperaimstoaddressthislimitationbyproposinganoptimizationtechniqueusingdiode-assistedcircuitry.
2.Y-SourceInverteranditsLimitations:
TheY-sourceinverterisbasedontheimpedancenetwork,consistingofaninductorandcapacitor,whichprovidesvoltageboostcapability.ThetraditionalY-sourceinvertersuffersfromahighripplecomponentintheDClinkvoltage,leadingtopoorsystemperformance.Theripplecontentaffectstheefficiency,stability,andreliabilityoftheinverter.SeveralmethodshavebeenproposedtomitigatetheDClinkvoltageripple,includingcapacitor-basedtechniques,whichincreasethecomplexityandcostofthesystem.
3.Diode-AssistedY-SourceInverter:
Theproposedoptimizationtechniqueinvolvesintegratingdiode-assistedcircuitryintotheY-sourceinverter.Thismodificationsignifi