摘要
继电保护是煤矿供电系统的一个极其重要的组成部分。文章分析了传统电磁式继电保护的诸多弊端,对微机综合保护装置及变电站微机监控系统做了技术说明,介绍了杨庄矿中央变电所35 kV继电保护改造方案及改造效果。
The relay protection is an extremely important constition in the coal mine power supply system. Many malpractices of the traditional electromagnetic relay protection are analyzed. The microcomputer synthesis protective device and the transformer substation microcomputer supervisory system are explained. The central transformer substation 35 kV relay protection transformation plan and transformation effects in Yangzhuang Coal Mine are introduced.
出处
《煤炭技术》
CAS
2008年第6期49-51,共3页
Coal Technology
关键词
中央变电所
电磁式继电保护
微机综合保护
central transformer substation
electromagnetic relay protection
microcomputer synthesis protection
