摘要
回顾了华北电网在利用数字通信网复用继电保护通道发展的 3个阶段 ,重点介绍了子网连接保护模式和针对继电保护通道采取的系列安全技术措施。
This paper reviews the three developing stages of relay protection channel on communication network,and introduces the applications of sub network connection protection and the series of measures which are taken to safety the power network running
出处
《电力系统通信》
2004年第1期10-14,共5页
Telecommunications for Electric Power System
