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共建共享模式下兼顾多场景需求的储能规划及成本分摊

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储能是支撑构建新型电力系统的关键装备,针对单一主体在特定应用场景下投资储能存在成本疏导难、投资回报低的问题.通过"众筹共建、集群共享"的商业模式可以提升储能利用率和收益,在多主体间实现储能资源的成本分摊、利益共享.因此,基于共建共享商业模式,提出考虑多投资主体下兼顾多场景需求的储能规划框架,并建立为数据驱动的分布鲁棒优化模型,通过综合范数约束刻画新能源出力的不确定性;同时在优化模型中构建了动态频率安全约束以保障系统频率安全,并通过线性化方法将复杂非凸的频率最低点约束转换为线性约束.其次,采用CCG算法对规划模型进行求解.最后,基于Shapley值法的成本分摊机制对共建共享模式下储能投资成本进行合理分摊.通过 IEEE39 节点系统验证了模型有效性,结果表明所提方法可以兼顾多主体多场景对储能的需求,同时降低各主体的投资成本.
Energy Storage Planning and Cost Allocation Considering Multi-scenario Demands Under Co-construction and Sharing Business Model
Energy storage device is key to support the construction of new power system.For a single entity,investment in energy storage under a specific application scenario is difficult to guide the cost and low return on investment.Through the business model of"crowdfunding co-construction and cluster sharing",energy storage utilization and benefits can be improved,and the cost allocation and benefit sharing of energy storage resources can be realized among multiple entities.Therefore,based on co-construction and sharing business model,this paper proposes an energy storage planning frame-work that considers multi-scenario demands of multiple investment entities,an energy storage planning framework is established as a data-driven distributionally robust optimization model,and the uncertainty of new energy output is de-picted via comprehensive norm constraints.At the same time,dynamic frequency safety constraint is established in the optimization model to ensure the safety of system frequency,and the complex non-convex nadir of frequency constraint is transformed into linear constraint by linearization technology.Secondly,the CCG algorithm is used to solve the pro-gramming model.Finally,the cost allocation mechanism based on the Shapley value method reasonably apportion the investment cost of energy storage under co-construction and sharing model.The validity of model is verified on the IEEE39-node system.The results show that the proposed energy storage planning method can compromise the demands of multi-entity and multi-scenario,and reduce the investment cost of each entity.

energy storageoptimization planningco-construction and sharing business modelcost allocationdistri-butionally robust optimizationmulti-scenario demand

陆秋瑜、胡骞文、杨银国、谢平平、刘洋、李更丰

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广东电网有限责任公司电力调度控制中心,广州 510000

电工材料电气绝缘全国重点实验室(西安交通大学),西安 710049

储能 优化规划 共建共享商业模式 成本分摊 分布鲁棒优化 多场景需求

中国南方电网公司科技项目

036000KK52220025GDKJXM20220329

2024

高电压技术
中国电力科学研究院 中国电机工程学会

高电压技术

CSTPCD北大核心
影响因子:2.32
ISSN:1003-6520
年,卷(期):2024.50(10)