宋晓通, 陈佳琪, 师芊芊. 多主体博弈背景下的综合能源微网优化调度[J]. 高电压技术, 2023, 49(8): 3163-3172. DOI: 10.13336/j.1003-6520.hve.20230324
引用本文: 宋晓通, 陈佳琪, 师芊芊. 多主体博弈背景下的综合能源微网优化调度[J]. 高电压技术, 2023, 49(8): 3163-3172. DOI: 10.13336/j.1003-6520.hve.20230324
SONG Xiaotong, CHEN Jiaqi, SHI Qianqian. Optimal Scheduling of Integrated Energy Microgrid Under the Background of Multi-agent Game[J]. High Voltage Engineering, 2023, 49(8): 3163-3172. DOI: 10.13336/j.1003-6520.hve.20230324
Citation: SONG Xiaotong, CHEN Jiaqi, SHI Qianqian. Optimal Scheduling of Integrated Energy Microgrid Under the Background of Multi-agent Game[J]. High Voltage Engineering, 2023, 49(8): 3163-3172. DOI: 10.13336/j.1003-6520.hve.20230324

多主体博弈背景下的综合能源微网优化调度

Optimal Scheduling of Integrated Energy Microgrid Under the Background of Multi-agent Game

  • 摘要: “双碳”背景下,多综合能源微网(integrated energy microgrid,IEM)系统优化运行过程中面临着协同管理、新能源出力随机波动、负荷功率不确定性以及信息隐私保护等诸多挑战。计及源荷不确定性,提出一种基于纳什谈判的多IEM系统两阶段博弈策略。首先,针对源荷不确定性构建源荷不确定集合,建立多IEM系统的源−荷两阶段鲁棒优化调度模型;其次,充分挖掘IEM成员间的潜在合作关系,基于纳什谈判理论构建多IEM两阶段鲁棒博弈模型,并将原问题等效为多IEM系统效益最大化和支付效益最大化两个子问题,以保证多IEM系统合作收益的公平分配;最后,为保护各主体隐私,采用列约束生成算法结合交替方向乘子法(alternating direction multiplier method,ADMM)高效求解所构建的模型。算例结果表明,所提策略能够实现多IEM系统电、热资源的优化配置,系统总运行成本降低了5.16%,风光消纳率达到80%以上,并提高了系统应对不确定性风险的能力。

     

    Abstract: Under the background of 'dual-carbon', multiple integrated energy microgrids (IEM) are faced with many challenges such as collaborative management, random fluctuation of new energy output, uncertainty of load power and information privacy protection. Therefore, considering the uncertainty of source and load, this paper proposes a multi-IEM two-stage game strategy based on the Nash negotiation. Firstly, the source-load uncertainty set is constructed for the source-load uncertainty, and the IEM source-load two-stage robust optimization scheduling model is established. Secondly, on the basis of the former, the potential cooperative relationship between IEM members is fully explored, and a multi-IEM two-stage robust game model is constructed based on the Nash negotiation theory. The original problem is equivalent to two sub-problems of multi-IEM system benefit maximization and payment benefit maximization to ensure the fair distribution of cooperative benefits of multi-IEM systems. Finally, in order to protect the privacy of each subject, the column and constraint generation algorithm combined with the alternating direction multiplier method (ADMM) is used to efficiently solve the constructed model. The results of the example show that the proposed strategy can realize the optimal allocation of electric and thermal resources in the multi-IEM system, and reduce the total operating cost of the system by 5.16%; meanwhile, the wind and solar consumption rate is more than 80%, and thus the ability of the system to cope with uncertain risks is improved.

     

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