变电站自动化系统的过电压防护问题  

Overvoltage protection of the automation system in substation

作　　者：郑曲直[1] 

机构地区：[1]昆明供电局,云南昆明650011

出　　处：《继电器》2000年第11期50-54,共5页Relay

摘　　要：以一次变电站自动化系统雷击过电压事故为例 ,对变电站自动化系统的防雷及过电压防护问题进行探讨 。The lightning protection and overvoltage protection of the automation system in substation are discussed in this paper by taking the lightning stroke overvoltage event in automation system in the primary substation as a case. Some countermeasures and principles are proposed in this paper.

关 键 词：变电站 自动化系统 过电压保护 防雷 

分 类 号：TM86[电气工程—高电压与绝缘技术]