含多种分布式电源和储能的微网优化运行和管理-研究

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1、华北电力大学硕士学位论文AbstractDuetotheincreasinglyexhaustedfossilenergy,fast-growingenvironmentalpollutionandsignificantsecurityissuescausedbyexcessivedependenceonmainpowergrid，howtoreasonablyutilizedistributedenergyresourcestogenermeelectricityhasarousedwideconcern．Distributedpowergenerationischaracteriz

2、edbylowenergyconsumption，lOWpollutantemissionandflexiblepowersupply,howeveLtherandomness，intermittentandvolatilityofdistributedenergyresourcesmaybringadverseeffecttothesystem．Inordertomakefulluseofthestrengthsandovercometheweaknessesofdistributedpowergeneration，theconceptofMicrogridwasputforward

3、．Microgridintegratesvariousdistributedpowergenerationsandprovideselectricityandheattothelocalload．HowtorealizetheoptimalMicrogridoperationhasbeentheurgentissue．Therefore，theresearchandestablishmentofthemathematicalmodelofMicrolgridoptimaloperationisofgreatsignificance．Firstly1，,basedontheextensi

4、veiteratureresearchthedomesticandinternationalresearchanddevelopmentstatusofMicrogridandMicrogridoptimaloperationisthoroughlyunderstood．Secondly,thispaperintroducesthebasicconceptofMicrogridanditsstrengths，andparticularlyanalyzestheenergysupplystructure，keytechnologiesandmainoperationmodes．Onthe

5、basisoftheworkabove，theMicrogridoptimaloperationmodelwithvariousdistributedpowergenerationsandstorageintegratedisrespectivelyestablishedspecifictogrid．connectedoperationandislandoperation，takingtheminimizationofpowergenerationcost，transmissionlOSS，pollutantemissionandcustomer10SSastheobjective，a

6、ndthemodelissolvedbyamodifiedparticleswarmoptimizationalgorithm．Then，throughthecalculationofflpracticalexample，theeffectivenessandfeasibilityofthemodelaredemonstrated．Thetrad【itionalmanagementmodewithconstructionandmanagementintegratedCannotmeettheMicrogridrequirements，SOthemanagementmodeofsepar

7、atingMicrogfidconstructionandmanagementisputforward，inordertorealizethereasonableriskallocationandprojecte街ciencymaximization．Throughapracticalproject，theeffe．ctivenessofthismanagementmodeforMicrogriddevelopmentisproved．Ther