基于IEC61850的数字化变电站技术综述

基于IEC 61850的数字化变电站技术已成为变电站自动化系统发展与应用的热点领域。分析了数字化变电站的主要技术特点,讨论了IEC 61850变电站系列标准、非常规互感器技术、网络通讯的实时性与可靠性和同步化信息技术等数字化变电站的关键技术,简要介绍了三种典型的数字化变电站系统解决方案。

Overview of Digital Substation Technology Based on IEC 61850

Nowadays,the research on automation system of substation is focused on the digital substation technology based on IEC 61850.In view of technical basis of digital substation at present,the main technical features of digital substation are analyzed and it is pointed out that the substation standards of IEC 61850,the techniques of non-conventional transformer,the reliability of network communication,the time synchronization of information are the key technologies to implement the digital substation.Finally three typical solution schemes of digital substation system are introduced.