摘要
本文重点针对变电站二次回路上产生电磁干扰,使接在二次回路上的继电保护装置误动作或遭受损坏的问题,就变电站内敷设独立的二次接地网进行研究。
This paper studies on laying independent secondary grounding grid in transformer substation,aiming at problem that electromagnetic interference generated in secondary circuit of transformer substation causes misoperation or suffering damage to protective relaying device which connects secondary circuit.
出处
《价值工程》
2012年第6期28-29,共2页
Value Engineering
关键词
变电站
干扰
二次接地网
四控
两管
一协调
transformer substation
interference
secondary grounding grid
four control
two management
one coordination