风2f水2f火电混合系统节能经济调度旋转备用策略分析

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1、重庆大学硕士学位论文英文摘要ABSTRACTWiththedepletionoffossiloilresourceandtheenvironmentalproblemtobesolved,windpowerasakindofrenewableandcleanresourceismoreandmoreconnectedtothepowersystem.Howtoplanthespinningreservewhenbothofthecascadehydroelectricandthermalpowercanprovidethespinningreservetothepowersy

2、stemisthenewproblemofthedynamicenergy-savingandeconomicdispatchinthewind/hydro/thermalcombinedsystem.Therefore,itisatopicdeservedstudythathowtoplanthesuitablestrategiesforspinningreservetomakethedispatchresulttobebetter.Baseonthestateofpowersystemdynamicdispatch,thespinningreservedynamicstr

3、ategiesoftheenergy-savingandeconomicdispatchareresearchedconsideringwindfarm、cascadehydroelectricstationsandthermalpowerplantsinthepowersystem.Themainworkisasfollows:①Theenergy-savingandeconomicdispatchmodelconsideringtheupspinningreserveofcascadehydroelectricisproposedinthepaperinthewind/h

4、ydro/thermalcombinedsystem,tomakeupthedeficitofexistingdynamicdispatchmodelwhichconsideringthepowerpurchasingcost,thecoalconsumptionandthepollutiondischargeinthewind/hydro/thermalsystem.Thepowerpurchasingcostofproposedmodeliscombinedwiththescheduledthermalpowerpurchasingcostandthepurchasing

5、costoftheupanddownspinningreserve.Inaddition,thepurchasingcostoftheupspinningreservecanbeadjustedwiththethreestrategiesofspinningreservewhichincludecascadehydroelectric,cascadehydroelectric-thermalpowerandthermalpower.Theconstraintsofthemodelnotonlyincludesecurityconstraintsandupanddownspin

6、ningreserveconstraints,butalsoincludetheupperandlowerboundsandclimbingconstraintofactiveoutputinthethermalplants,moreoverincludetheupperandlowerboundsofactiveoutputandthedischargeinthehydropowerplants,andatlasttheconstraintsalsoincludethedischarge,storagecapacityandtheupspinningreservecapac

7、ityofthecascadehydroelectricstationsparticipatedintheupspinningreserveplan.TheParetodisaggregationofthemodelissolvedbytheimprovednon-dominatedsortinggeneticalgorithm.ThefinaldispatchplanisconfirmedbyTOPSIS(TechniqueforOrderPreferencebySimilaritytoIdealSo