Briefly introduces the basic principles for at post differentialcurrentprotection of traction power supply system in Shijiazhuang-Taiyuan passenger dedicated lines.
对石太客运专线牵引供电系统AT所差动电流保护的基本原理进行了简要介绍。
2
A new countermeasure to current transformer (TA) saturation, namely, current polarity comparison method, for differentialcurrentprotection of transmission line is proposed.
提出了一种适用于输电线路差动保护抗电流互感器(TA)饱和的新方法——电流极性比较法。
3
In this paper, the principle and performance of the new type of transient currentdifferentialprotection based on correlation analysis are investigated.