多微电网能量管理系统调度策略研究

Research on Dispatching Strategy of Energy Management System for Multiple Microgrids

随着各种分布式与可再生能源渗透率不断提高,高性能测量与控制技术日益发展,多微电网能量管理系统的研究受到广泛关注。分布式多微电网系统是由分布式发电机、储能系统及可控制负载组成的互连集群,通过去中心化架构可大幅减少控制系统复杂性,并减少通信需求,因此多微电网能量管理系统在提高配电系统的能源效率、电能质量与可靠性方面具有重要作用。文章对多微电网能量管理系统的架构与功能进行全面概述,深入分析多微电网用于互动能源交易、多能源管理及弹性运营的各种能源调度与控制策略,并提出多微电网在未来研究中面临的挑战。

The penetration rates of various distributed renewable energy sources are increasing and the research on multi-microgrid energy management system has attracted extensive attention with the development of high-performance measurement and control technologies.Distributed multi-microgrid system is an interconnected cluster composed of distributed generators,energy storage systems and controllable loads.Due to the distributed characteristics of the multimicrogrid system,the decentralized architecture can greatly reduce the complexity of the control system and reduce the communication needs.Therefore,the multi-microgrid energy management system plays an important role in improving the energy efficiency,power quality and reliability of the distribution system.A comprehensive overview of the architecture and functions of the multi-microgrid energy management system is given in this paper.The various energy scheduling and control strategies used by multi-microgrid for interactive energy trading,multi-energy management and flexible operation are further analyzed and studied.Finally,it puts forward the important challenges of multi-microgrid in future research.