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1、ResearchonSmartGridinChinaJingjingLu,DaXie,Member,IEEEandQianAi,Member,IEEEAbstract--TheSmartGridisthelatestdirectionforthefuturcpowcrsystemdevelopmcnt・Inthispaper,firstlythebackgroundofSmartGrid,itsmeaning,aswellastheconceptandstrueturcwcrepresented.Typicaldiagr
2、amofSmartGridwasillustrated.Then,thecurrcntdevelopmcntofSmartGridinUnitedStatesandEuropeweredescribed,developmentideasandthefuturetrendsinthesecountriesweresummarizedandcomparedaswell.Besides,thedrivingforceofSmartGridinChinawasanalyzed,withdetailedintroductionof
3、currentrelatedprojectsinChina.TherelationbetweentheUHVPowerGridandtheSmartGridwasdiscussed.Finally,thepotentialroleofSmartGridinfuturepowergridsinChinawasprospectedandanewdirectionforChina"sSmartGriddevelopmentwascharted.IndexTerms—SmartGrid,UHVpowergrid,planning
4、,operation,managementI.INTRODUCTIONWiththepromotionofworldeconomymodernization,thepriceofoilhasbeenkeptonaupwardtrend.Whatisalsonoticeableistheshortageofenergysupplyaroundtheworld,theincreasingpressuresonresourcesandenvironmentpressure,andtheenormouspowerlossesin
5、energydeliveryduetothelowefficiencyofthecurrcntpowergrid.What"smore,owingtothegrowingelectricitydemandsandtheusers'increasingrequircmcntsforreliabilityandquality,thepowerindustryisnowfacingunprecedentedchallengesandopportunities.Therefore,anewsortofpowersystemofe
6、nvironmentfriendly,economic,highperformance,lowinvestment,safety,reliabilityandflexibilityhasbeenagoalofengineersinpowerindustry.Still,theemergenceofadvancedmeterinfrastructureandmoreextensiveusageoftheInternetacceleratetheprocess[1].Since1990,s,withtheincreasing
7、useofdistributedgenerationpower,moredemandsandrequirementshavebeenproposedforpowergridintensity[2],[3].Tofindoutaoptimalsolutionfortheseproblems,powercompaniesshouldaccepttheideaofnewtechnologyadoption,potentialminingoftheexistingpowersystemandimprovementofitsapp
8、licationandutilization.Consensushasbeenreachedbyexpertsandscholarsfromdifferentcountriesthatfuturepowergirdmustbeabletomeetvariousrequirementsofenergygeneratin
