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1、考虑时间延迟影响的电力系统稳定器设计第27卷第1O期2007年4月中国电机工程学报ProceedingsoftheCSEEVo1.27No.10Apr.200702007Chin.Soc.forElec.Eng文章编号:0258—8013(2007)10—0001—6中图分类号:TM71文献标识码:A学科分类号:470.40考虑时间延迟影响的电力系统稳定器设计王成山,石颉(天津大学电气与自动化工程学院,天津市南开区300072)PSSDesigningwithConsiderationofTimeDelayImpactWAN
2、GCheng—shan,SHIJie(SchoolofElectricalEngineeringandAutomationofTianjinUniversity,NankaiDistrict,Tianjin300072,China)ABSTRACT:Wide—areasignalhasbeensuggestedtoenhancethedynamicperformanceofinterconnectedpowersystem.Becauseofthedistanceinvolvedinwide—areainterconnect
3、ion.communicationdelayCan’tbeignored.TimedelaymaybedetrimentaltoPSSperformance.ThepaperpresentsaPSSdesignapproachwithconsiderationoftimedelay.Thefeedbackloopsarechosenaccordingtoresiduematrix.PadeapproximationisusedtoexpresstimedelayandmergedintoPSS.Bythisway,thecl
4、osed—loopsystemturnsintoaimplicitsystemabouttimedelay.Finally,evolutionarystrategyisusedtocoordinatethePSSparameters.Themethodistestedon4machinestestsystemandtheresultsilluminatei考虑时间延迟影响的电力系统稳定器设计第27卷第1O期2007年4月中国电机工程学报ProceedingsoftheCSEEVo1.27No.10Apr.200702007C
5、hin.Soc.forElec.Eng文章编号:0258—8013(2007)10—0001—6中图分类号:TM71文献标识码:A学科分类号:470.40考虑时间延迟影响的电力系统稳定器设计王成山,石颉(天津大学电气与自动化工程学院,天津市南开区300072)PSSDesigningwithConsiderationofTimeDelayImpactWANGCheng—shan,SHIJie(SchoolofElectricalEngineeringandAutomationofTianjinUniversity,Nanka
6、iDistrict,Tianjin300072,China)ABSTRACT:Wide—areasignalhasbeensuggestedtoenhancethedynamicperformanceofinterconnectedpowersystem.Becauseofthedistanceinvolvedinwide—areainterconnection.communicationdelayCan’tbeignored.TimedelaymaybedetrimentaltoPSSperformance.Thepape
7、rpresentsaPSSdesignapproachwithconsiderationoftimedelay.Thefeedbackloopsarechosenaccordingtoresiduematrix.PadeapproximationisusedtoexpresstimedelayandmergedintoPSS.Bythisway,theclosed—loopsystemturnsintoaimplicitsystemabouttimedelay.Finally,evolutionarystrategyisus
8、edtocoordinatethePSSparameters.Themethodistestedon4machinestestsystemandtheresultsilluminatei考虑时间延迟影响的电力系统稳定器设计第27卷第1O期2007年4月中国电机工程学报Proceedings
