摘要
详细分析LCD-3A线路纵差保护误动的原因,提出解决的措施及理论依据。
Reasons of wrong actions of longitudinal differential protection of LCD-3A line are analyzed. Solutions and theoretic criteria are proposed.
出处
《冶金动力》
1997年第6期44-46,共3页
Metallurgical Power
关键词
纵差保护
相位特性
直流分量
误动
电网
Longitudial differential protection, Phase characteristic, Component of direct current.