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1、浙江大學(xué)碩士學(xué)位論文Distributedgenerationpowersupplysystemcansaveresourcesandoperationcostsfor酣daswellasimprovetheefficiencyofusingrenewableenergy．Itisanimportantsupplementaryforlargepowergridinthefuture．However,distributedgenerationisalwayssubjecttotheenvironmentandgrid，andits
2、advantagesCannotbefullyshown．ThereforequiteafewscholarsputforwardtheconceptofMicro．鰣dtosolvetheproblem．Micro-酣disseenasacontrollableunitforlargepowergridanditCanhelpmakeuseoftherenewableresource．MeanwhileitCanimprovethereliabilityforcertainusersandbuildCCHPsystem．Ther
3、esearchonMicro一曲disatitsinfancyandthespecificwayforMicro．鰣dplanningsystemhasnotformedyet．Thetraditionaltheoryandplanningmethodofdistributionnetworkiscitedinthisthesis，andsomeappliedengineeringprojectsofMicro-鰣d，bothhomeandabroad，arestudied．ThedevelopmenttrendofMicro-g
4、ridispredicted，basedonwhichthegeneralstepsfortheplanningofpowersupplymodeisdesignedandputforward．Firmly，thetypicalstructurepatternofMicro-gridisraised，includingthedesignoftopologicalstructureofelectricalconnectionandtheAC／DCpowersupplymode，aswellasthesiteselectionofdi
5、stributedgeneration．ThreetypicalaspectsareconsideredincludingvoltageclassandaccesscapacityofMicro一咖d．Theadvantagesanddisadvantagesofallkindsofstructurepattemarecompared，andthepowersupplymodeofdistributednetworkcontainingMicro—gridisanalyzedaswell．Secondly，therenewable
6、resourcedistributioninChinaissummarized，includingwindenergy,solarenergy,hydropower,geothermalenergy,oceanenergyandotherresources．Basedontheresultofinvestigation，someplanningmethodsfordifferentdistributedgenerationsystemareraised．TheseMicro-gridsconsistofindependentpow
7、ersupplyMicro。grid，hybridMicro-gridcontainingwind，solaranddiesel，gasturbineMicro-grid，smallhydroelectricMicro-gridandothers．ThesemodelsareIII浙江大學(xué)碩士學(xué)位論文chosenaccordingtodifferentrenewableresourcedistributionanddifferentloadcharacterstosuitthedevelopmentoflocalarea．Fina
8、lly,theissueofcapacityoptimalcombinationforallthedistributedgenerationinaspecificMicro一釃disstudied．Thewaytofindthebestconfig
