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孤岛互联微电网电力交易协调优化 Title:CoordinatedOptimizationofPowerTradinginMicrogridsofIsolatedNetworks Introduction: Withtheincreasingawarenessofenergysustainabilityandtheemergenceofrenewableenergysources,microgridshavegainedsignificantattentionasasolutionforefficientandreliablepowersupply.Particularly,microgridsinisolatedareas,suchasislands,faceuniquechallengesintermsofpowergeneration,distribution,andutilizationduetolimitedinterconnectionwiththemaingrid.Coordinatedoptimizationofpowertradinginsuchmicrogridsholdsthepotentialformaximizingtheefficiencyandreliabilityofpowersupply. Thispaperaimstoinvestigateandproposeacoordinatedoptimizationmechanismforpowertradinginmicrogridsofisolatednetworks.Theobjectiveistoenhancetheoverallsystemperformance,takingintoaccountfactorssuchasenergyavailability,demand,marketcompetition,andsystemstability. Section1:OverviewofMicrogridsinIsolatedNetworks 1.1DefinitionandCharacteristicsofMicrogrids 1.2ChallengesinIsolatedNetworkMicrogrids 1.3ImportanceofPowerTradingCoordination Section2:PowerTradingModels 2.1Market-BasedPowerTradingModel 2.1.1Day-AheadMarket 2.1.2Real-TimeMarket 2.2BilateralPowerTradingModel 2.2.1ContractsandAgreements 2.2.2PowerPurchaseAgreements(PPAs) 2.3BalancingMechanismsinMicrogridPowerTrading 2.3.1DemandResponse 2.3.2EnergyStorageSystems Section3:CoordinatedOptimizationFrameworkforPowerTrading 3.1CentralizedApproach 3.1.1ObjectiveFunction 3.1.2MathematicalModeling 3.1.3OptimizationAlgorithms 3.2DecentralizedApproach 3.2.1GameTheory-BasedApproaches 3.2.2Consensus-BasedApproaches 3.2.3DistributedEnergyManagementSystems(DERMS) Section4:CaseStudiesandAnalysis 4.1CaseStudy1:PowerTradinginaSmallIslandMicrogrid 4.1.1SystemModelingandDataCollection 4.1.2ValidationofCoordinatedOptimizationFramework 4.1.3AnalyzingtheImpactofDifferentTradingStrategies 4.2CaseStudy2:PowerTradinginaRemoteCommunityMicrogrid 4.2.1SystemModelingandDataCollection 4.2.2CoordinatedOptimizationResultsandAnalysis 4.2.3EvaluationofEconomicandTechnicalPerformance Section5