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城市电网无功优化控制策略探讨 Title:ExplorationofReactivePowerOptimizationControlStrategiesforUrbanPowerGrids Abstract: Withtheincreasingdemandforelectricityandtheintegrationofdistributedenergyresources(DERs)inurbanpowergrids,thereisagrowingneedtooptimizetheoperationofpowersystems.Reactivepoweroptimizationplaysavitalroleinmaintainingthevoltagestabilityandreducinglossesinthegrid.Thispaperexploresthevariousstrategiesforreactivepoweroptimizationcontrolinurbanpowergrids.Theimportanceofreactivepowercontrol,challenges,andpotentialsolutionsarediscussed.Additionally,casestudiesandsimulationresultsarepresentedtodemonstratetheeffectivenessandbenefitsofdifferentcontrolstrategies. 1.Introduction: Giventherapidgrowthofurbanizationandtheriseinelectricitydemand,maintainingastablepowersupplyinurbanareashasbecomeasignificantchallenge.Reactivepowermanagementiscrucialforenhancingtheperformanceandstabilityofurbanpowergrids.Thispaperaimstodiscussthevariousstrategiesforreactivepoweroptimizationcontrolinurbanpowersystems. 2.ImportanceofReactivePowerOptimizationControl: Reactivepowermanagementplaysavitalroleinmaintainingvoltagestability,improvingpowerfactor,reducingtransmissionlosses,andensuringefficientutilizationofelectricalresources.Itenhancestheabilityofthepowergridtowithstandsuddendisturbancesandfluctuations,therebyimprovingsystemreliabilityandstability. 3.ChallengesinReactivePowerOptimizationControl: Severalchallengesexistinachievingoptimalreactivepowercontrolinurbanpowergrids,includingintermittentrenewableenergysources,bidirectionalpowerflow,voltageregulationindistributionsystems,increasingsystemcomplexity,andlimitedresources.Thesechallengesrequireinnovativecontrolstrategiestoensureefficientandreliableoperation. 4.StrategiesforReactivePowerOptimizationControl: 4.1.Voltagecontrolindistributionsystems: DistributionsystemsareexperiencingsignificantchangesduetotheintegrationofDERs.Activeandreactivepowercontroltechniques,suchastapchangersandcapacitorbanks,needtobeemployedtomaintainvoltagestabilityandre