微电网相关问题及技术研究  

Study on some key problems and technique related to microgrid

作　　者：苏玲[1] 张建华[1] 王利[2] 苗唯时[1] 吴子平[2] 

机构地区：[1]华北电力大学电气与电子工程学院,北京102206 [2]中国电力科学研究院,北京100192

出　　处：《电力系统保护与控制》2010年第19期235-239,共5页Power System Protection and Control

基　　金：国家高技术研究发展计划(863计划)(2008AA05Z216&2007AA05Z249)

摘　　要：介绍了分布式电源微电网的技术特点。详细分析了分布式电源接入形成的微电网对电压、频率和谐波的影响,并提出了相应的技术措施。根据微电网可以并网和孤岛运行的特性,对已有控制方法进行分类并详细介绍其控制策略及优缺点。针对分布式电源对微电网保护的影响,介绍了适用于微电网保护的新方法。最后对微电网其他研究方向进行了探讨。Characteristics of distributed generation microgrid technology are introduced.The influence of distributed generation microgrid on the voltage ,f requency and harmonics is analyzed in detail and the corresponding solutions are provided.Control methods are classified according to the grid-connected and island operation modes of microgrid and the control strategies as well as the advantages and disadvantages of each method are presented.Since distributed generations exert influence on microgrid, novel protection strategies suitable for microgrid are introduced.In the end the trend is put forward for future research in microgrid.

关 键 词：微电网 分布式电源 电能质量 控制 保护 

分 类 号：TM727[电气工程—电力系统及自动化]