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! 35 " ! 6 #                      & ' ( ) & * + , -                               Vol.35No.6
               2024 $ 12 %              JournalofWaterResources&WaterEngineering                 Dec.,2024

            DOI:10.11705/j.issn.1672-643X.2024.06.12


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                 3IJKL:TM73;TV212   MNOPQ:A    MRSL:1672643X(2024)06012110

                            Hydropowerandpumpedstoragefacilitatelowcarbon

                                       transitionofregionalpowersystem

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                       ZHARongrui,XIFagang,YANXiang,HELinbo,HEXinlin,DUYuzhao,
                                                   2
                                                                               4
                                                                  4
                                         SUNErjun,ZHAOZiwen,CHENDiyi
               (1.HuanengLancangRiverHydropowerInc.,Kunming650214,China;2.NaruiGroupCorporation,Nanjing211100,China;
                    3.Xi’anThermalPowerResearchInstituteCo.,Ltd.,Xi’an710054,China;4.CollegeofWaterResourcesand
                                ArchitecturalEngineering ,NorthwestA&FUniversity,Yangling712100,China)
                 Abstract:Lowcarbontransitionisoneofthekeyissuesintheglobalenergysectortoday.TheGuangxi
                 ZhuangAutonomousRegion ,asalargeelectricityconsumptionandproductionarea,alsofacesanurgent
                 needforlowcarbontransition.ThispaperaimstoexplorethelowcarbontransitionoftheGuangxipower
                 system ,withaparticularfocusonthesupportiveroleofhydropowerandpumpedstorageintheprocess.
                 Aimingatminimizingoperationalcosts,weconstructedaregionalpowersystemoptimizationmodelcon
                 sideringconstraintssuchasunitoutputefficiency ,startupcosts,reservoircapacity,andtheoperational
                 characteristicsofvariousunits.Subsequently ,weproposedacomprehensivebenefitevaluationindexsys
                 temthatincludeskeyindicatorssuchasinstalledcapacity ,peakshavingcapability,carbonemissions,
                 andsystemcosts.Then,thebasiccharacteristicsoftheGuangxipowersystemin2025,2030,and2050,
                 andtheimpactofhydropowerandpumpedstorageonthelowcarbontransitionwereinvestigated.There
                 sultsindicatethatthemodelandevaluationsystemproposedinthisstudycaneffectivelysupportenergy
                 transitionfrombothtechnicalandeconomicperspectives.Properlyconfiguringpumpedstoragecapacity
                 playsacrucialroleinbalancingtheloadandsupplyofthepowersystem ,aswellasinenhancingsystem

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