含电动汽车微网的经济调度-研究

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1、浙江工业大学硕士学位论文RESEARCHoNECoNOMICDIS蛋．ATCHoFTHEMICROGRIDWITHELECTRICVEHICLESABSTRACTTheelectricityandtransportationindustriesarethemainsourcesofgreenhousegasemissionsonEarth．ThestudyonMicrogrid(MG)andElectricvehicle(EV)havebecomehotspotresearchesinrecentyearsfortheirfr

2、iendlyenvironmentandlowcostofenergyconsumption．Microgrid(MG)，whichcanbeoperatedeitherinterconnectedorisolatedfromtheutility鲥dasonecontrolledentity,arelowvoltagedistributionnetworkscomprisingvariousdistributedgenerators，storagedevicesandloads．Electricvehicles(EV)plug

3、gedintotheMGsystemcanbeusedasmobilestoragedevices，whichcansupplypowertOtheMGsystemwhentheloadisinthepeak．Economicdispatch(ED)problemplaysanimportantroleintheoperationoftheMGsystem，thatishowtocoordinatetheoutputofthedistributedgenerationstominimizethetotaloperationco

4、stofthemicrogridaswellastomeettheloaddemandandthevariousconstraints．ThegreatestdifferencesbetweentheEDproblemofthemicrogridwithEVandwithoutEVaretheowner’Sbehavior,battery’SSOCandoutputlimitoftheEV,SOtheEDproblemofthemicrogridismorecomplex．Thepurposeofthisthesisistor

5、esearchontheeconomicdispatchproblemofthemicrogridwithEVandanalysetheEV’SimpactsontheeconomicoperationoftheMGsystem．Thisthesisfirstlydevelopedthestructureofamicrogridwhichconsistsofphotovoltaiccell，windturbine，microturbine，fuelcell，dieselengine，baaerystorageandEV,and

6、assumedatypicalowner’Sbehavior．Secondly,fourtypicalcontrolstrategiesofthemicrogridareproposed．Accordingtocontrolstrategies，thisthesisestablishedtheeconomicdispatchmodelofthemierogridwithelectricvehiclesunderindependentandgrid—connectedoperationmodel，andproposedthelo

7、westoperatingcosts，thelowestemissioncostandthelowestcomprehensivecostoptimizationobjectives．Andthen，thisthesisproposedanimprovedparticleswarmoptimization(PSO)methodforsolvingtheproposedmodel．Thecalculationexamplecomparedtheoptimizationresultsunderdifferentcontrolstr

8、ategiesanddifferentoptimizationobjectives，andtheoptimizationresultsshowthattheproposedmodelandtheimprovedparticleswarmii浙江工业大学硕士学位论文optimi