柔性互联智能配电网关键技术研究进展与展望  

Research Progress and Prospects of Key Technologies of Flexible Interconnected Smart Distribution Network

作　　者：胡鹏飞[1] 朱乃璇 江道灼[1] 鞠平 梁一桥 吴彬锋 HU Pengfei;ZHU Naixuan;JIANG Daozhuo;JU Ping;LIANG Yiqiao;WU Binfeng(College of Electrical Engineering,Zhejiang University,Hangzhou 310027,China;School of Information&Electrical Engineering,Zhejiang University City College,Hangzhou 310015,China;Lishui Power Supply Company of State Grid Zhejiang Electric Power Co.,Ltd.,Lishui 323000,China)

机构地区：[1]浙江大学电气工程学院,浙江省杭州市310027 [2]浙大城市学院信息与电气工程学院,浙江省杭州市310015 [3]国网浙江省电力有限公司丽水供电公司,浙江省丽水市323000

出　　处：《电力系统自动化》2021年第8期2-12,共11页Automation of Electric Power Systems

基　　金：国家自然科学基金资助项目(52007167);浙江省自然科学基金资助项目(LQ21E070004)。

摘　　要：通过以智能软开关、能量路由器和智能功率/信息交换基站为代表的电力电子设备实现配电网的柔性互联,更好地适应多元源-储-荷设备的接入,将是未来智能配电网的演进趋势。从柔性互联智能配电网的概念阐述入手,详细介绍其核心柔性互联设备的拓扑结构及工作原理,分析柔性互联智能配电网规划设计、运行控制和故障自愈等关键技术的研究现状与难点,并对未来需要重点研究的技术领域和工程应用前景进行了讨论与展望。Using power electronic devices represented by soft open points,energy routers,and smart power/information exchange stations to realize the flexible interconnection of the distribution network,and better adapting to the integration of multi-sourcestorage-load devices,will be the development trends of the future smart distribution network.Starting from the concept of flexible interconnected smart distribution networks,the paper introduces in detail the topological structure and working principle of its core devices,i.e.flexible interconnected devices.Meanwhile,the research status and difficulties of key technologies of flexible interconnection smart distribution networks such as planning and design,operation control and fault self-healing are analyzed.Finally,the technical fields that need to be studied in the future and the engineering application prospects are discussed and prospected.

关 键 词：柔性配电网 分布式新能源 智能软开关 能量路由器 智能功率/信息交换基站 

分 类 号：TM76[电气工程—电力系统及自动化]