第12卷第1期2023年1月Vol.12No.1Jan.2023储能科学与技术EnergyStorageScienceandTechnology规模化多元电化学储能度电成本及其经济性分析刘阳1,滕卫军1,谷青发1,孙鑫1,谭宇良2,方知进2,李建林2(1国网河南省电力公司电力科学研究院,河南郑州450052;2北方工业大学储能技术工程研究中心,北京100144)摘要:多元储能技术作为优化能源结构、促进新能源开发和保护生态环境的重要手段是构建新型电力系统的关键环节。本工作根据储能规模化发展需求,聚焦规模化多元电化学储能的度电成本与经济性。文章从多元电化学储能技术的应用现状出发,考虑到电化学储能的成本构成和特性,建立了多元储能优化全寿命周期LCOE模型,对电化学储能技术的经济性进行了测算。分析表明,提高电化学储能经济性的关键在于降低储能的初始投资成本或单位容量成本。最后,结合我国国情对规模化电化学储能的经济发展进行了总结与展望。关键词:多元电化学储能;应用现状;优化全寿命LCOE模型;经济性doi:10.19799/j.cnki.2095-4239.2022.0348中图分类号:TM912文献标志码:A文章编号:2095-4239(2023)01-312-07Scaled-updiversifiedelectrochemicalenergystorageLCOEanditseconomicanalysisLIUYang1,TENGWeijun1,GUQingfa1,SUNXin1,TANYuliang2,FANGZhijin2,LIJianlin2(1ElectricPowerResearchInstituteofHenanElectricPowerCompanyofStateGrid,Zhengzhou450052,Henan,China;2EnergyStorageTechnologyEngineeringResearchCenter,NorthChinaUniversityofTechnology,Beijing100144,China)Abstract:Multipleenergystoragetechnologythatoptimizestheenergystructure,promotesnewenergydevelopment,andprotectstheecologicalenvironmentisthekeytorealizingnewpowersystemsutilizingnewenergysources.Thispaperinvestigatesthecostandeconomicsoflarge-scalemultipleelectrochemicalenergystoragethatmeetstherequirementsofenergystoragescaledevelopment.Wefirstintroducethecurrentapplicationsituationofdomesticmulti-electrochemicalenergystoragetechnology.Tothisend,weestablishandmeasurethelevelizedcostofenergymodelforoptimizingmulti-electrochemicalenergystorage.Wefoundthatthepowercostofelectrochemicalenergystoragegraduallydecreaseswithincreasingscaleoftheenergystorage.Inacomparisonstudy,wethenrevealthattoimprovetheeconomicsofelectrochemic...