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ID:12935031
大小:1.02 MB
页数:25页
时间:2018-07-19
《无功功率补偿中英文资料外文翻译文献本科论文.doc》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、无功功率补偿毕业论文中英文资料外文翻译文献HARMONICDISTORTIONANDREACTIVEPOWERCOMPENSATIONINSINGLEPHASEPOWERSYSTEMSUSINGORTHOGONALTRANSFORMATIONTECHNIQUEW.Hosny(1)andB.Dobrucky(2)(1)UniversityofEastLondon,England(2)UniversityofZilina,SlovakRepublicABSTRACTThispaperreportsanovelstrategyforanalys
2、ingasinglephasepowersystemfeedinganon-linearload.Thisstrategyisbasedonanewtheorytotransformthetraditionalsinglephasepowersystemintoanequivalenttwo-axisorthogonalsystem.Thissystemisbasedoncomplementingthesinglephasesystemwithafictitioussecondphasesothatbothofthetwophasesge
3、nerateanorthogonalpowersystem.Thiswouldyieldapowersystemwhichisanalogoustothethreephasepowersystembutwiththephaseshiftbetweensuccessivephasesequaltoл/2insteadof2л/3.ApplicationofthisnovelapproachmakesitpossibletousethecomplexorGaussdomainanalyticalmethodinasimilarwaytothe
4、wellknownmethodofinstantaneousreactivepowerforthreephasepowersysteminstigatedbyAkagietalin1983.Thus,forthefictitioustwo-axisphasepowersystem,theconceptofinstantaneousactiveandreactivepowercouldbeinstigated.Moreover,theconceptofinstantaneouspowerfactorcouldbedefined.Thenov
5、elstrategyofpowersystemanalysisoutlinedinthispaperisappliedtoasinglephasepowersystemfeedinganon-linearloadinconjunctionwithanactivepowerfilter.Thelatterservesthepurposeofcompensatingforeitheroftheinstantaneousreactivepowerortheharmoniccurrentdistortioninthesinglephasepowe
6、rsystemunderinvestigationorforcompensatingofboth.Experimentalresultsdemonstratedtheeffectivenessofthenovelsinglephasepowersystemanalysisreportedinthispaper.Keywords:singlephasepowersystems,orthogonaltransformationtechnique,harmonicdistortionandreactivepowercompensation1IN
7、TRODUCTIONInthissectiontheorthogonaltransformationtechniqueappliedtoasinglephasepowersysteminstigatedbyAkagietal,reference[1],isdescribed.Byadoptingthistechniqueexpressionsforthereferencecurrentsusedinanactivepowerfilterforthecompensationofharmonicdistortionorreactivepowe
8、rorboth,arederived.Considerasinglephasepowersystemwhichisdefinedbyitsinputvoltageandinputcurrent
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