肖白, 韩康琦, 张晓华. 含氢储能的独立微电网IGDT鲁棒规划[J]. 电力建设, 2024, 45(4): 77-88.
引用本文: 肖白, 韩康琦, 张晓华. 含氢储能的独立微电网IGDT鲁棒规划[J]. 电力建设, 2024, 45(4): 77-88.
XIAO Bai, HAN Kang-qi, ZHANG Xiao-hua. Robust IGDT Planning for Stand-Alone Microgrid with Hydrogen Energy Storage[J]. Electric Power Construction, 2024, 45(4): 77-88.
Citation: XIAO Bai, HAN Kang-qi, ZHANG Xiao-hua. Robust IGDT Planning for Stand-Alone Microgrid with Hydrogen Energy Storage[J]. Electric Power Construction, 2024, 45(4): 77-88.

含氢储能的独立微电网IGDT鲁棒规划

Robust IGDT Planning for Stand-Alone Microgrid with Hydrogen Energy Storage

  • 摘要: 在对可再生能源高比例渗透的独立微电网进行规划的过程中,风光出力的不确定性给精益化规划目标的实现带来困难。为此,提出一种基于信息间隙决策理论(information gap decision theory, IGDT)的含氢储能的独立微电网优化规划方法。首先,构建含氢储能的独立微电网基本结构,基于该结构阐述含氢储能系统的基本工作原理并建立其简化数学模型;其次,基于IGDT鲁棒优化思想建立不确定场景集;然后,建立考虑激励型需求响应(demand response, DR)的独立微电网双层鲁棒优化规划模型,其中外层模型以微电网综合成本等年值最小为优化目标,内层模型以微电网年运行成本最低为优化目标;最后,采用带有精英保留策略的遗传算法对双层鲁棒优化规划模型进行求解。算例结果验证了所建模型的合理性和有效性,为含氢储能的独立微电网优化规划提供了参考。

     

    Abstract: When planning stand-alone microgrids with a high proportion of renewable energy penetration, the uncertainty of wind and solar outputs poses difficulties in achieving the goal of lean planning. To this end, a stand-alone microgrid optimization planning method based on the information gap decision theory(IGDT) is proposed for hydrogen-containing energy storage. First, the basic structure of a stand-alone microgrid containing a hydrogen energy storage system is constructed. Based on the developed structure, we explain the basic working principle of the hydrogen energy storage system is explained and a simplified mathematical model is derived. Second, an uncertain scene set is established based on the robust optimization idea of IGDT, and a two-level robust optimization planning model for a stand-alone microgrid considering the incentive DR is established. The outer model aims to minimize the annual comprehensive cost of the microgrid, while the inner model aims to minimize the annual operating cost of the microgrid. A genetic algorithm with an elite retention strategy is employed to solve the bi-level robust optimization programming model. The results validate the rationality and effectiveness of the established model and provide a reference for the optimization planning of stand-alone microgrid containing hydrogen energy storage.

     

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