一起微机高压线路保护误动原因分析和对策
盛海华
;
摘要(Abstract):
分析了我省LFP—901A型微机保护因电磁干扰造成+5V电源的波动导致保护误动的原因,提出了相应的改进措施。
This paper analyses the causes of misoperation of LFP - 901A microcomputer-based protective devices for fluctuating of power supply resulted for electric and magenetic interference, and puts forward thesolving ways.
关键词(KeyWords):
线路保护;微机保护;误动分析
line protection microcomputer-based protection analysis of misoperation
基金项目(Foundation):
作者(Authors):
盛海华
;
DOI: 10.19585/j.zjdl.1997.04.004