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1SmartGridDepartmentofStateGridCorporationofChinaMay20102Withdedicationtocleanenergy,promotionofeconomicdevelopmentandofferingservicesforsocialharmonyasitsbasicmissions,SGCCisaimingtobuildastrongsmartgridrelyingonitsindependentinnovationbasedonacarefulanalysisofnewdevelopmenttrendsinglobalgridandnationalconditionsofChinaincloseconnectionwiththenewsituationofenergysupplyandnewdemandsonelectricityservicesinChina.Foreword31.Developmentstrategyforastrongsmartgrid2.Planningplotsforstrongandsmartgrid3.Standardsystemforastrongsmartgrid提纲41.1OverallframeworkGridbasicsystemTechnicalsupportsystemSmartapplicationsystemStandardandspecificationsystemOneobjectThreephasesTwolinesFoursystemsFiveconnotationsStrongsmartgridTechniquelineManagementline2009-2010:Planning&pilotphase2011-2015:Comprehensiveconstructionphase2016-2020:ImprovingandperfectingphaseStrong&reliableEconomical&EfficientClean&environment-friendlyTransparent&openFriendly&interactiveSixlinksPowergenerationtransmissiontransformationdistributionconsumptionscheduling5Tobuildastrongsmartgridboastinginformation-based,automaticandinteractivefeatureswithUHVgridasitsbackbone,supportedbyacommunicationandinformationplatformaimingatacoordinativedevelopmentofgridsatalllevels.Strongandsmartaretwobasicdevelopmentrequirementsforamoderngrid.Strongisthebasisandsmartisthefocus.Theperfectcombinationofstrongframeandgridintelligenceisabasiccharacteristictoobjectivelydescribethedevelopmentofamoderngridinaholisticandsystematicapproach.1.2Oneobject6Reflectinginformation-based,automaticandinteractivetechnologies.Reflectingaggregative,leanandstandardizedmanagement.Informationizationisanimplementationbasisforastrongsmartgridtorealizeaahigh-degreeintegration,sharinganduseofreal-timeandnonreal-timeinformation.Interactionisaninherentrequirementofastrongsmartgridtoachievefriendlyinteractionandcoordinationbetweenpowersources,gridsanduserresources.Automationisanimportantmeanstoachieveastrongsmartgridforimprovingtheoverallautomaticcontrollevelofgridoperationwithadvancedautomaticcontrolstrategies.1.3Twolines0.00.20.40.60.81.01.21.41.6CP95BiBo1,From2009-3-24to2009-4-1Electrotek/EPRIPQView(R)Voltage(%)THD35791113VaVbVc72016～2020Improvingandperfectingphase,tofinishtheconstructionofastrongsmartgrid,andenablesignificantimprovementsinresourcesallocationcapacity,safetylevel,operationalefficiency,andinteractionbetweenpowergridwithpowersupplyandusersforthegrid.2011～2015Comprehensiveconstructionphase,tospeeduptheconstructionofultra-highvoltagepowergridandurbanandruraldistributionnetwork,establishanoperationalcontrolandinteractiveservicesystemforasmartgrid,andachieveamajorbreakthroughandawideapplicationofkeytechnologiesandequipment.2009～2010Planningandpilotphase,tofocusontheplanningforthedevelopmentofastrongsmartgrid,developtechnicalstandardsandmanagementpractices,conductR&Dinkeytechnologiesandequipmentmanufacturingandcarryoutpilotworkforeachlink.Phase1Phase2Phase3StateGridCorporationofChinawilldevelopastrongsmartgridinthreephases:1.4Threedevelopmentphases8Gridbasicsystem,amaterialcarrierofastrongsmartgrid,isanimportantfoundationtoachieveastrong”grid;Technicalsupportsystemcontainsadvancedtechnologiesincommunication,informationandcontrol.Itisatechnologicalguaranteefortherealizationofasmart“grid;Intelligentapplicationsystemisaconcretemanifestationtoensureasafe,economicandefficientoperationofthegrid,andtoprovidevalue-addedservicestousers;Standardandspecificationsystemisapolicybasistobuildastrongsmartgrid,includingtechnicalandmanagementstandardsandspecifications,aswellastesting,certificationandevaluationsystem.1.5Foursystems9Economical&efficientStrong&reliableClean&environment-friendlyFriendly&interactiveTransparent&openStrongsmartgrid1.Strong&reliablereferstoagridwithastrongstructure，powerfulelectricitytransmissioncapacityandsafeandreliablesupply;2.Economical&efficientmeanstoimprovethegrid’soperationalandtransmissionefficiency,loweroperationalcostandpromoteefficientuseofenergyresourcesandelectricasset.3.Clean&environment-friendlymeanstopromotedevelopmentandutilizationofrenewableenergy,reduceenergyconsumptionandpollutantemissionsandincreasetheproportionofcleanenergyinfinalenergyconsumption;4.Transparent&openmeansatransparentsharingofgrid,powersupplyanduseinformationaswellopenofgridwithoutdiscrimination;5.Friendly&interactivemeansaccomplishmentofflexibleadjustmentofgridoperationalapproaches,friendlycompatibilitywithvariouspowersupplyanduseaccessandexit,andpromotionofactiveparticipationofpowergenerationenterprisesandusersinoperationregulationofthegrid.1.6Fiveconnotations10Basedonastronggrid,supportedbyacommunicationandinformationplatformandbymeansofintelligentcontrol,astrongsmartgridincludessixlinksinapowersystem:generation,transmission,transformation,distribution,consumptionandscheduling,coveringallvoltagelevels,inordertoachieveahigh-degreeintegrationofpowerflow,informationflowandbusinessflow.1.7Sixlinksandoneplatform111.8OverviewdiagramofconstructionPowergenerationunitsConventionalthermalpowergenerationunits