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1、ReactivePowerCompensationforReliabilityImprovementofPowerSystemsMohammedBenidris,Member,IEEE,SamerSulaeman,StudentMember,IEEE,YutingTian,StudentMember,IEEEandJoydeepMitra,SeniorMember,IEEEDepartmentofElectricalandComputerEngineeringMichiganStateUniversityEastLansing,Michigan4882
2、4,USA(benidris@msu.edu,samersul@msu.edu,tianyuti@msu.eduandmitraj@msu.edu)Abstract—Thispaperinvestigatestheeffectsofreactivepowerbeenintroducedin[5]–[8].AnACoptimalpowerflowbasedsupportlimitsonpowersystemreliability.Inevaluatingthemethodwithanobjectiveofminimumloadcurtailmentwasr
3、eliabilityofpowersystems,severalloadcurtailmentsarecausedproposedin[3],[4].Themethodpresentedin[3],[4]usesbyvoltagelimitviolationswhichcanbealleviatedusingreactivestatespacepruningtechniquetoreducethecomputationtime.powersupport.Theexistingmethodsofestimatingtheeffectsofvoltagel
4、imitviolationsandreactivepowerlimitsdonotprovideMethodologiesforcalculatingthesensitivityofsomereli-theamountofreactivepowersupportthatisrequiredtoalleviateabilityindiceswithrespecttothevariationsincomponent’stheviolations.Thepresentedworkprovidesaquantitativemea-parametersandsy
5、stemoperatinglimitshavebeenintroducedsureofreactivepowercompensationforreliabilityimprovement.in[9]–[12].SensitivityofreliabilityindiceswithrespecttoThismeasureisbasedonconstructingaprobabilitydistributionvoltageandreactivepowerlimitsisproposedin[3],[4].functionfortherequiredrea
6、ctivepowercompensation.Reliabil-ityindicesofLossofLoadExpectationandExpectedUnservedOneoftheadvantagesofusingsensitivityanalysisisthatitEnergyareusedtoestimatethelackofreactivepowersupport.allowsplannerstoenhancetheoverallsystemreliabilitybyAnon-linear,ACpowerflowbasedmodelisused
7、toaccuratelyimprovingthereliabilityparametersandavailablecapacityofrepresentsystemloadcurtailmentremedialactions.Astatespaceeachcomponentinaseparatemanner.However,sensitivityreductiontechniqueisutilizedtoreducethecomputationtime.analysisalonedoesnotprovideaquantitativemeasurefor
8、TheproposedmethodisappliedonthemodifiedIEEERTSan
