含分布式电源的微电网综合控制研究

含分布式电源的微电网综合控制研究

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时间:2019-03-03

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1、含分布式电源的微电网综合控制研究AbstractDistributedgenerationtofindabreakthroughtosolvetheshortcomingsofthecurrentcentralizedpowergenerationandrenewableenergygenerationandnetwork,buttheintendedloadcharacteristicsofdistributedgenerationaccesssystemhasmanydeficiencies.Inordertocoordinatetheco

2、ntradictionbetweenthegridanddistributedpowersupply,manyscholarshaveproposedtheconceptofmicrogrid.Microgridoffersthepossibilityforlarge-scaledistributedpowerconnectedtothegrid,anditrunthenetworkingandtheislandstate.Themicrogridinterconnectionabsorborsupplyofenergyfromthemainn

3、etwork,andwhenthemainnetworkfailure,themicrogridfromthemainnetworktoentertheislandrunningstate.Inordertomaintaintheislandoperationofthemicrogrid,weneedtointegratedcontrolbetweenthemicro.powerandenergystorage.Thecoreissueofthemicrogridisthecontrolproblem.Inthispaper,wedolotso

4、fresearchonmicrogridcontrolstrategywithdistributedgeneratorsthroughmodelingandsimulation.ThefoCUSoftheworkiSconcentratedinthemicrogridthreebasiccontrolstrategy.Andagainstmicrogridisoftenconnectedtothelowvoltagedistributiongrid,wedesigntheimplementationofthecontrolstrategyfor

5、distributedpowercontrolsystemofalow-pressuremicro-grid.First,thearticledescribestheproposeddistributedgenerationandmicro.gridbackgroundmeaningandthedevelopmentofdomesticcurrentsituation.Andelaboratedonthebasicconceptsofthemicro-grid,includingthedefinitionandstructure,thetype

6、sofmicrogriddistributedpowerofthemicro-gridandmicro.gridcontr01.Secondly,wehavemoredetaileddescriptiononmicrogridpowerinvertercontroltheory,includingthebasicprinciplesandmethodsofthethreemostcommonlyusedcontrolmethod,whichcontainsaconstantpowerPQcontrol,voltagefrequencyV/fco

7、ntrol,droopcontr01.SVPWMprincipleandrealizationoftheinvertercontrolisdescribedindetail,andfinallydiscussedtheselectionanddesignoffilterparametersusedinthisarticle.Onceagain,thispaperbuildthethreemostcommonmicro.powerphotovoltaiccells,windpowerandbatterymodelingandsimulationp

8、latformanddosomerelatedresearch.Ⅲ硕士学位论文Then,Consideringthatmicrogridoftenco

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