第47卷第2期电网技术Vol.47No.22023年2月PowerSystemTechnologyFeb.2023文章编号：1000-3673（2023）02-0584-10中图分类号：TM721文献标志码：A学科代码：470·40考虑敏感设备中断概率的电网线路改造优质供电运营模式研究肖先勇，秦铄，汪颖，胡文曦，陈韵竹（四川大学电气工程学院，四川省成都市610065）HighQualityPowerSupplyOperationModeofPowerGridLineReconstructionConsideringOutageProbabilityofSensitiveEquipmentXIAOXianyong,QINShuo,WANGYing,HUWenxi,CHENYunzhu(CollegeofElectricalEngineering,SichuanUniversity,Chengdu610065,SichuanProvince,China)ABSTRACT:Regulationatthegridsidealwaysreducestheimpactofvoltagesageventsinawiderrange,buttheoperationmodeofvoltagesagcontrolatthegridsidehasseldombeendeeplystudied.Therefore,ahigh-qualitypowersupplyoperationmodeforthepowergridlinereconstructionconsideringtheoutageprobabilityofthesensitiveequipmentisproposed.Basedonthethreecharacteristicsofsagamplitudes,durationsandinterruptionstatesofthesmallsamplemonitoringdataintheuncertainintervalsofthevoltagesagofeachsensitiveequipment,theproductioninterruptionprobabilityoftheequipmentisevaluatedthroughthesupportvectormachine(SVM)probabilityoutput,andtheinterruptiontimesofthesensitiveequipmentareaccuratelyassessed.Withthegoalofmaximizingthebenefitsofthepowergridcompaniesandthesensitiveusers,consideringtheeffectsofeverylinereconstructiontechnology,theproportionofservicechargesiscalculatedbyusingtheNashproductoptimalsolutionofthegametheory.Themulti-objectiveoptimizationmodelofthevoltagesaglinereconstructionisestablishedconsideringtheconstraintsoftheinterruptionfrequencyandtheeconomicconstraints.Thenon-dominatedsortinggeneticalgorithmII(NSGA-Ⅱ)isusedtosolvethemodelandobtaintheoptimalreconstructionscheme.TakingtheIEEE33-bussystemasanexample,consideringthetwoscenariosoftheallusersparticipatingandthesomeusersnotparticipatinginthereconstructionscheme,theeconomyandpracticabilityofthehigh-qualitypowersupplyservicemodeproposedinthispaperareverified.KEYWORDS:powerquality;voltagesag;highqualitypowersupply;linereconstr...
