Convex Relaxation of Power Dispatch for Voltage Stability Improvement电压稳定改善的电力调度凸松弛

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1、Downloadedfromorbit.dtu.dkon:12,2018ConvexRelaxationofPowerDispatchforVoltageStabilityImprovementPedersen,AndreasSøndergaard;Blanke,Mogens;Jóhannsson,HjörturPublishedin:Proceedingsofthe2015IEEEMulti-ConferenceonSystemsandControl(MSC)Linktoarticle,DOI:10.1109/CCA.2015.7320827Publicationdate:20

2、15DocumentVersionPeerreviewedversionLinkbacktoDTUOrbitCitation(APA):Pedersen,A.S.,Blanke,M.,&Jóhannsson,H.(2015).ConvexRelaxationofPowerDispatchforVoltageStabilityImprovement.InProceedingsofthe2015IEEEMulti-ConferenceonSystemsandControl(MSC)(pp.1528-1533).IEEE.DOI:10.1109/CCA.2015.7320827Gene

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5、ndwewillremoveaccesstotheworkimmediatelyandinvestigateyourclaim.ConvexRelaxationofPowerDispatchforVoltageStabilityImprovementAndreasS.Pedersen1,MogensBlanke1;2andHjorturJ¨ohannsson´3Abstract—Amethodforenhancingthevoltagestabilityofstabilitymargins–stability-constrainedOPF–hasbeenpro-apowersys

6、temispresentedinthispaper.Themethodisposedintheliterature,e.g.[6].Althoughloadpowermarginsbasedonastability-constrainedoptimalpowerflowapproach,arethestandardmeasureofpreventivestabilitymargins[7],wheredispatchisdonesuchthatamaximumL-indexisothermeasureshavebeenusedintheliteratureforvoltage-mi

7、nimisedforallloadbussesinatransmissiongrid.Itisshownthatoptimaldispatchisobtainablewithenhancedstability-enhancingreconfiguration.SimplevoltagestabilitymarginsforvoltagestabilityusingasemidefiniterelaxationofindicessuchastheL-index[8]canbeuseda