微机线路保护装置在动模试验中出现的一些问题  

SEVERAL PROBLEMS APPEARED IN DYNAMIC SIMULATION TESTS FOR MICROPROCESSOR-BASED TRANSMISSION LINE PROTECTIVE RELAYS

作　　者：周泽昕[1] 周春霞[1] 王仕荣[1] 沈晓凡[1] 邱宇峰[1] 

机构地区：[1]中国电力科学研究院,北京100085

出　　处：《电力系统自动化》2001年第16期39-44,共6页Automation of Electric Power Systems

摘　　要：对 2年多来微机线路保护装置的动模检测试验情况及其在试验中出现的问题进行了总结 ,并对出现问题的原因进行了分析 。Based on the experiences from the operation behavior tested on physical model, the problems of mal-operation of microprocessor-based protection are analyzed such as imperfect blocking principle during oscillation, low voltage setting unsuitable for different operating conditions, unreliable operation in the case of high resistance grounding and etc. Some measures solving the existing problems are proposed.

关 键 词：动模试验 距离保护 高频方向保护 线路保护装置 微机保护 继电保护 电力系统 

分 类 号：TM774[电气工程—电力系统及自动化]