短引线保护在750kV变电站中的应用  

Application of Short Leading Wire Protection in 750 kV Substation

作　　者：王昌荣 刘文革 

机构地区：[1]青海省送变电工程公司,青海西宁810001

出　　处：《青海电力》2012年第1期32-33,共2页Qinghai Electric Power

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.

关 键 词：750KV超高压 短引线保护 速动性 

分 类 号：TM403.5[电气工程—电器]