含分布式电源的微电网综合控制-研究

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

2、nordertocoordinatethecontradictionbetweenthegridanddistributedpowersupply,manyscholarshaveproposedtheconceptofmicrogrid．Microgridoffersthepossibilityforlarge-scaledistributedpowerconnectedtothegrid，anditrunthenetworkingandtheislandstate．Themicrogridint

3、erconnectionabsorborsupplyofenergyfromthemainnetwork，andwhenthemainnetworkfailure，themicrogridfromthemainnetworktoentertheislandrunningstate．Inordertomaintaintheislandoperationofthemicrogrid，weneedtointegratedcontrolbetweenthemicro．powerandenergystorag

4、e．Thecoreissueofthemicrogridisthecontrolproblem．Inthispaper，wedolotsofresearchonmicrogridcontrolstrategywithdistributedgeneratorsthroughmodelingandsimulation．ThefoCUSoftheworkiSconcentratedinthemicrogridthreebasiccontrolstrategy．Andagainstmicrogridisof

5、tenconnectedtothelowvoltagedistributiongrid，wedesigntheimplementationofthecontrolstrategyfordistributedpowercontrolsystemofalow-pressuremicro-grid．First，thearticledescribestheproposeddistributedgenerationandmicro．gridbackgroundmeaningandthedevelopmento

6、fdomesticcurrentsituation．Andelaboratedonthebasicconceptsofthemicro-grid，includingthedefinitionandstructure，thetypesofmicrogriddistributedpowerofthemicro-gridandmicro．gridcontr01．Secondly,wehavemoredetaileddescriptiononmicrogridpowerinvertercontroltheo

7、ry,includingthebasicprinciplesandmethodsofthethreemostcommonlyusedcontrolmethod，whichcontainsaconstantpowerPQcontrol，voltagefrequencyV／fcontrol，droopcontr01．SVPWMprincipleandrealizationoftheinvertercontrolisdescribedindetail，andfinallydiscussedtheselec

8、tionanddesignoffilterparametersusedinthisarticle．Onceagain，thispaperbuildthethreemostcommonmicro．powerphotovoltaiccells，windpowerandbatterymodelingandsimulationplatformanddosomerelatedresearch．Ⅲ硕士学位论文Then，Consideringthatmicrogridoftenco