Power distribution network distributed energy storage investment optimization method and device

Abstract

The invention discloses a power distribution network distributed energy storage investment optimization method and device. The power distribution network distributed energy storage investment optimization method comprises the following steps: obtaining operation data of a photovoltaic power generation system, quantifying the operation data through a polyhedral uncertain set, and generating a deterministic set of the uncertain data; and determining an objective function and a restriction condition of a power distribution network power flow constraint optimization model, constructing a robust optimization model, and optimizing the mathematical model by using the uncertain data set and the restriction condition to obtain an optimization result. According to the power distribution network distributed energy storage investment optimization method and device disclosed by the invention, steady distributed energy storage system investment estimation can be provided, and meanwhile, uncertain influence caused by photovoltaic power generation can be counteracted. 本申请公开一种配电网分布式储能投资优化方法及装置。涉及配电网分布式储能优化领域，该方法包括：获取光伏发电系统的运行数据，通过多面体不确定集合量化所述运行数据，生成不确定数据的确定性集合；确定配电网潮流约束优化模型的目标函数和限制条件，构建鲁棒优化模型，利用所述不确定数据集合与所述限制条件对所述数学模型进行优化，以获取优化结果。本申请公开的配电网分布式储能投资优化方法及装置，能够提供稳健的分布式能源存储系统投资预估，同时对冲由光伏发电引起的不确定性影响。