直流微电网研究现状及挑战  

Research Status and Challenges of Direct Current Microgrid

作　　者：窦真兰 张春雁 杨海涛 DOU Zhenlan;ZHANG Chunyan;YANG Haitao(State Grid Shanghai Comprehensive Energy Service Co.,Ltd.;State Grid Shanghai Electric Power Company Norht Power Supply Company)

机构地区：[1]国网上海综合能源服务有限公司 [2]国网上海市电力公司市北供电公司

出　　处：《上海节能》2023年第2期163-172,共10页Shanghai Energy Saving

基　　金：国网上海市电力公司科技项目资助(5209142000KH)。

摘　　要：微电网作为解决分布式电源发电问题的有效手段之一,目前受到了研究人员广泛关注。综合考虑目前分布式系统中所包含的电力设备与网络结构,直流微电网更适合目前的分布式系统。就直流微电网的定义与相关概念以及组成结构进行了介绍,并从母线电压的控制、运行状态的切换与微电网集群的协调控制等研究方向发展及现状进行了详细分析,总结影响直流微电网运行控制的重要因素。最后总结归纳了目前直流微电网的发展现状,展望了未来直流微电网的研究与发展方向。As one of the effective means to solve the problem of distributed generation,microgrid has been widely concerned by researchers.Considering the power equipment and network structure contained in the current distributed system,the DC microgrid is more suitable for the current distributed system.The definition,related concepts and composition of DC microgrid are introduced,and the development and current situation of research directions such as bus voltage control,operation state switching and coordinated control of microgrid cluster are analyzed in detail,and the important factors affecting the operation control of DC microgrid are summarized.Finally,the development status of DC microgrid is summarized,and the research and development direction of DC microgrid in the future is prospected.

关 键 词：直流微电网 下垂控制 能量管理 

分 类 号：TM721.1[电气工程—电力系统及自动化]