吴振奎，罗家涛，魏毅立，宋文隽

(内蒙古科技大学信息工程学院，内蒙古包头014010)

关键词:光伏;BESS;微网;下垂控制;LPWM

中图分类号:TK02;TM76 文献标识码:A

摘要:针对光伏发电系统和蓄电池储能系统(Battery Energy Storage System，BESS)构成的微网系统，采用基于下垂控制策略的协调控制，同时在变流器中采用逻辑脉冲宽度调制(LPWM)方法以提高光伏微网在孤网模式下为负载供电的安全性和稳定性．

PV-storage microgrid coordinated control strategy

WU Zheng-kui，LUO Jia-tao，WEI Yi-li，SONG Wen-jun

(Information Engineering School，Inner Mongolia University of Science and Technology，Baotou 014010，China)

Key words:PV，BESS，microgrid，droop，LPWM

Abstract:The coordination control based on the droop strategy was adopted for the Microgrid system constituted by the photovoltaic power generation system and BESS ． Meanwhile，LPWM method was used in the converter to improve the security and stability of photovoltaic micro-grid power with the load in isolated gird mode．