微电网研究综述

微电网已成为一些发达国家解决电力系统众多问题的一个重要辅助手段.文中旨在详细阐释微电网的结构和概念,澄清微电网与分布式发电间的联系和区别,并在总结微电网的国际研究动态和成果的基础上,为中国的微电网发展提供建议.首先,介绍了从分布式发电到微电网的发展历程,通过一个典型的微电网结构对微电网的概念和特点进行了详细阐释.其次,总结了微电网在一些发达国家的发展概况和研究进展,并提炼出现阶段微电网研究中的关键问题和相关研究现状.最后,结合中国的能源战略和电力发展现状,对微电网在中国的发展潜力和应用形式进行了探讨.

Overview on Microgrid Research

As an effective way to solve various problems in modern power systems,microgrid is increasingly adopted in many developed countries.Via detailing the concept and schemes of microgrid worldwide,the paper aims to clarify the differences and similarities between microgrid and distributed generation(DG),and give some advices on its application in China.Firstly,the transition from DG to microgrid is presented and a typical topological structure of microgrid is employed to demonstrate its unique characteristics.Secondly,researches and developments on microgrid in various countries are summarized.The key topics and ongoing research and development programs are also listed and analyzed.Finally,based on the energy strategies and status of power systems in China,the developing potentials and the possible applications of microgrid in China are discussed.