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1、INVITEDPAPERSmartDistribution:CoupledMicrogridsTheauthorofthispaperbelievesthatuseofmicrogridscansimplifyimplementationofmanySmartGridfunctions,includingreliability,self-healing,andloadcontrol.ByRobertH.Lasseter,LifeFellowIEEEABSTRACT
2、Thedistributionsystemprovidesmajoropportu-I.INTRODUCTIONnitie
3、sforsmartgridconcepts.Onewaytoapproachdistribu-Economic,technologyandenvironmentalincentivesaretionsystemproblemsistorethinkingourdistributionsystemchangingthefaceofelectricitygenerationandtransmis-toincludetheintegrationofhighlevelsofdistributedenergysion.Centralizedgeneratingfacilitiesaregivin
4、gwaytoresources,usingmicrogridconcepts.Basicobjectivesareim-smaller,moredistributedenergyresourcespartiallyduetoprovedreliability,promotehighpenetrationofrenewablethelossoftraditionaleconomiesofscale.Distributedsources,dynamicislanding,andimprovedgenerationefficien-EnergyResources(DER)encompasse
5、sawiderangeofciesthroughtheuseofwasteheat.Managingsignificantlevelsprimemovertechnologies,suchasinternalcombustionofdistributedenergyresources(DERs)withawideanddyna-(IC)engines,gasturbines,microturbines,photovoltaicmicsetofresourcesandcontrolpointscanbecomeover-systems,fuelcells,wind-powerandacs
6、torage.Mostwhelming.Thebestwaytomanagesuchasystemistobreakemergingtechnologiessuchasmicroturbines,photovoltaicthedistributionsystemdownintosmallclustersormicrogrids,systems,fuelcellsandacstoragehaveaninvertertoin-withdistributedoptimizingcontrolscoordinatingmultimicro-terfacewiththeelectricaldis
7、tributionsystem.Thesegrids.TheConsortiumforElectricReliabilityTechnologyemergingtechnologieshaveloweremissionsandthepo-Solutions(CERTSs)conceptviewsclusteredgenerationandtentialtohavelowercostnegatingtraditionaleconomiesofassociatedloadsasagridresourceoraBmicrogrid.[Theclus-scale.Theapplications
8、includepowersupportatsubsta-teredsourcesandloadscanoperateinparalleltothegridorastions,deferralofT&Dupgrades,highfuelefficiencyanisland.Thisgridresourcecandisconnectfromtheutilitythroughcapturingwasteheat,useofrenewableenerg