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1、AbstractMicro酊disasmalldistributionpo、Ⅳersystem，wtlichnegratesdistributedgeneration，load，ene玛ystoragedeVice，irⅣertera11dmollitoringprote“ondeVices．WitllthedeVelopmentaIldpopul撕zationofIllicro面dteclulolo趴pemeabil时ofIIlicro面dintlledist曲utionnetworkisimproVedgraduaJly．Mletll

2、eritistomeett11eneedsofmicrogridoperation，orneedaCcesstotlledistributionnet、vork，orneedfordiStributionnet、V0rktosupport，needtocontrolstrategyandco玎espondiIlgdeVices．Thjspaperstan舶mstoragesystemaJldsolid-state仃ansfers、杭tchwllicharesetiIlt}lePoiIltofCommonC0uplingofttlenlic

3、ro面dandmedistributionne似ork，proposedaIldaIlalyzed也econ昀lstrategyofmemicr0面dflexibleaccessiIltodi曲butionne觚ork．Tlles仃ateg)，isbaSedont11es疵ands讪leopemtionofmeIIlicrogrid，w】[1ichisanexible，衔endly，positiVewayaccesst0distributionnet、Ⅳ0rk．111jspaperalsodesignedthehardwarea11dso

4、Rwareoftlleflexibleaccess-inte伊ation-contrDldeVice，tllenproducedaproto帅etoVeri匆mes姐tegybyexpeIimentS．Them血contentsoftKspaperareausfollows．FirStofall，Ⅱleresearchbackgroundofmet叩ic，aSweUaStheresearchsta_tusofmicrogrid’sflexibleaccessingtechnologyt0t11edistributionnetismtrod

5、uced，wllichilluS缸atesmenecess畸forresearcllingonasetofco曲旧lmetllods锄dcorreSpondiIlgdeVicestomaIlagemeinteraCtionbe觚eenrnicro鲥dandmedigtributionnet．maddition，tlleengineering印plicationbackgroundisalso曲Toduced．Secondly，meessenceofmecontrols倾tegyfor商crogirdtonexiblyaccesstomed

6、is仃ibutionnetandtlleb商storeadjzetlles仃ategyareelaborated．D晌gthjspan，thewhole丘锄eworkof廿1es衄tegyissystematicallyi11troduced．ThentlledesignmetllodaIldcontmls仃a_tegyofene唱ystoragesystem趾dthesolidstaJces、析tch，、v：Ilichareme帆oexecutorsoft11enexibleaccessingsn．ategy，areanaylized．

7、A舭rwa帕s，t11esiInulationmodelisestablishedmPSCADt0V商母meco玎ectIlessofme妣她gyoneimerthe函d—co姐ectedorislaIld堍operationstate．And也en，forthreediH．erentoperationstatesofIIlicr0面d，integratedcon仃olstrategiesoftheenergystoragesyStemandtllesolidstateswitchatmepo访tofcommoncoupliIlg(PoC

8、)areanalyzed．Thes仃ategiesinclude：(1)againStt0po、vernuctuation锄dpowerqualit)，problemsat西d—coIlIle