基于实时电价的智能电网需求响应与能量调度策略分析

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1、ABSTRACTSmartgridisalarge-scalecybcr-physicalsystem,wherethemarketparticipantsdonothavetheglobalinformationofthemarket.Therefore,implementingdistributedmarketmanagementisakeyproblemtobesolved.Thisthesisstudiesdistributeddemandresponseandenergydispatchstrategyusingconvexoptimizationandgame

2、theoryforlargecommercialconsumers,industrialconsumers,andsmallresidentialconsumers.Themaincontributionsareasbelow.Firstly,thedistributedloadcontrolalgorithmandthereal-timepricingstrategyaredevelopedforlargecommercialconsumersandindustrialconsumers・Theadjustmentalgorithmsofthepricingparamet

3、ersaredesignedforthepricingstrategythatistomatchsupplywithdemand・TheglobalasymptoticstabilityisprovedbasedontheLyapunovstabilitytheory,andthedistributedimplementationofthealgorithmsisgiven.Secondly,theenergyconsumptioncontrolandreal-timepricingalgorithmisproposedforsmallresidentialconsume

4、rs,andtheglobalasymptoticstabilityofthealgo・rithmisproved.Further,theinput-to-statestabilityofthealgorithmunderdisturbancesisprovedbasedonthenonlinearcontroltheory.Thirdly,thejointdemandresponseandgenerationdispatchstrategyisproposedbasedonthehierarchicalgametheoryforlargecommercialconsume

5、rsandindustrialconsumers.ThedemandresponsestrategyisobtainedfromtheNashequilibriumofanoncoopcrativcgame，andthegenerationdispatchstrategyisobtainedbythebackwardinductionmethod・Theenergyconsumptioncontrolalgorithmandgenerationdispatchalgorithmaredevelopedbasedonthesubgradientmethod,andthecon

6、vergenceisproved.Finally,thejointdemandresponse,energypurchase,andgenerationdispatchstrategyisproposedbasedontheStackelberggametheoryforsmallresidentialconsumers,andthedemandresponsestrategiesoftheconsumers,theenergypurchasestrategiesoftheretailers,andthegenerationdispatchstrategiesoftheg

7、eneratorsareobtainedbasedonthedualityprincipleandtheKKTcondition.Themainfindingsinthisthesisarcasfollows.Thedistributedloadcontrolandrealtimepricingalgorithmshowsrapidconvergencespeed,matchessupplywithdemand,andshiftsthepeakload.Thejointdemandresponseandgener