含小水电%2f微燃机的微电网优化运行研究

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1、万方数据ABSTRACTWiththeglobalenergycrisisandenvironmentproblembecomingmoreandmoreserious，thedistributedpowergenerationtechnologywidelyusedcleanrenewableenergyhasbeenrapiddevelopment，andthedistributedpowerload，energystorageunitisinanintegratedformofmicro—gridtechnologyhasbec

2、omearesearchhotspot．InChina，accordingtotheregionalcharacteristicsofmicrogridcanbedividedintothecityareamicrogridandruralmicrogrid，inwhichtopicmicrosourcearemicrogasturbineandsmallhydropower．Accordingtothemicrogridcontainingsmallhydropower,howtomaketheminimumexchangecost

3、betweenthemicrogridandthemainpowergridandthemaximumpowergenerationofthesmallhydrointhecycle；accordingtotheCCHPmicrogridcontainingmicrogasturbine，inthegrid—connected／islandedmicrogridishowtomaketheminimumcostofpowergeneration，thehighestenvironmentalbenefit，Intheisolatedm

4、icrogridhowtosolvetheproblemofloadshedding；simultaneouslyfor

5、【11etwokindsofenergystoragedeviceofthemicro舒d，howtoovercometheintermittencyoftherenewableenergy,toreachtheeffectofpeakloadshifting．Alltheaboveproblemshasimportanttheoreticalresearchsignificanceandpracticalappl

6、icationvalue．Aimingattheseproblems，thispaperhasdonethefollowingwork．Firstly,simplificationisbasedonthetypicalmicrogridstructure，andthemicrogridstructurewithtypicalmicrosourcehasgotten．Accordingtomicrogridcontainingsmallhydropower,theperiodofminimumcostofpowergenerationa

7、ndmaximumamountofhydropowergenerationisusedastheobiectivefunctiontoestablishthemathematicaloptimizationmodel，theParticleswarnloptimizationalgorithmbasedonparametricequationmethodtOhandleequalityconstraintsappliedtoanalyzespecificallyonthemodelofthedryseason，andthecommon

8、particleswarlnoptimizationalgorithmtodoacomparativeanalysis，themomenthydropoweroutputpower，batterychargeanddischargepowerandtheexchangepowervaluebetweenthemicrogridandthemainpowergridgotten．AccordingtotheCCHPmicrogridcontainingmicrogasturbine，theperiodofminimumcostofpow

9、ergenerationandthehighestenvironmentalbenefitsinmicrogridisusedastheobjectivefunctiontoestablishthemathematica