Operation Result of the Hachinohe Microgrid Demonstration Project.pdf

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1、MITSUBISHIELECTRICOperationResultoftheHachinoheMicrogridDemonstrationProjectYasuhiroKojimaAdvancedTechnologyR&DCenterMitsubishiElectricCrop.,Japan5thMicrogridSymposium(SanDiego)1MITSUBISHIELECTRIC1.Objective2.SystemOverview3.ControlConcept4.OperationResults1.Interconnected

2、operation2.Islandingoperation“RegionalPowerGridwithRenewableEnergyResources:ADemonstrativeProjectinHachinohe”isjointlyundertakenbyMitsubishiResearchInstitute,MitsubishiElectricCorporation,andHachinoheCitywiththesupportoftheNewEnergyandIndustrialTechnologyDevelopmentOrganiz

3、ation(NEDO)2MITSUBISHI1.ObjectiveELECTRIC•Stabilizationofweather-dependentenergyisoneofthemaindrivingfactorofMicrogridinJapan.•ObjectivesofMicrogridDemonstrationProjectis;•DemonstrationofMicrogridsystemasanewwayofintroducingPVs,WTs,orotherRenewableEnergySources(RES).•Devel

4、opment,operation,andevaluationofMicrogridsystemwiththeabilitytostabilizeandcontroltotalenergyincludingweather-dependentenergy.PhotovoltaicWindturbineTotal：130kWTotal：20kW3MITSUBISHI2.SystemoverviewELECTRICResearchschedule2003FY2004FY2005FY2006FY2007FY▲AcceptBasicdesignDeve

5、lopmentforgridconnectingoperationGridconnectingoperationOperationStart▲DevelopmentforislandingoperationIslandingoperation▲Completion▲MITSUBISHI2.SystemoverviewELECTRICHachinoheGastankAomoriGasBoilerWoodboiler(4t/h)(1t/h)HeatDigestionDigestionGasChamber(Methane)(10Gcal/Day)

6、GEGs：510kWPV：100kWSewagePlantBattery：±100kWPrivatedistributionline：5.4kmTotaldemand：610kWGEGs:510kWBattery:100kWDemand：50kWPVs:130kWWT：8kWWTs:20kWDemand：50kWDemand：360kWWT：8kWPV：10kWDemand：50kWWT：4kWPV：10kWDemand：50kWUtilityGridPV：10kWDemand：50kWInter-connection5MITSUBISHI

7、3.ControlConceptELECTRIC•Tosatisfybothofeconomical(orenvironmental)optimizationandelectricpowerquality,Controlsystemconsistsoffourfunctionstohandleenormousdimensionsoftheproblems.Implementlocalcontrolsystemconsideringislandingoperation.Timeunit,ObjectFunctionAbstractInte

8、rvalPeriodCalculationoftheoptimalfuelsupply,theWeeklyOperation30-minuteunit,storageplanof