摘要
介绍750 kV超高压变电站3/2接线方式中短引线保护的设计应用,通过对短引线保护工作原理及故障时保护动作分析,阐明了短引线保护在750 kV超高压系统的适应性、必要性,并且满足电网系统安全、稳定运行的要求。
The paper introduces the design and application of short leading wire protection in 3 /2 wiring mode of 750 kV extrahigh voltage substation,and through analyzing the working principle of short leading wire portection and its protection operating in accident,thus proposes adaptability and necessity of the short leading wire protection in 750 kV extrahigh voltage system,it meets the requirement of safe and stable operation of power grid.
出处
《青海电力》
2012年第1期32-33,共2页
Qinghai Electric Power
关键词
750KV超高压
短引线保护
速动性
750 kV extrahigh voltage
short leading wire protection
quick-action character
