HXD1型交流传动电力机车辅助回路440V接地故障处理

文章详细的介绍了HXD1型交流传动电力机车辅助回路的工作原理、电路组成,并对HXD1型交流传动电力机车辅助回路440V接地故障判断进行分析,尤其对交流机车的辅助回路分为了变频支路与定频支路进行了透彻的讲解,并提出了一些处理方法。

This paper introduces in detail the working principle and circuit composition of the auxiliary circuit of HXD1 ACdrive electric locomotive, and analyzes the 440V earthing fault judgement of the auxiliary circuit of HXD1 AC drive electric locomotive. Especially, the auxiliary circuit of AC locomotive is divided into frequency conversion branch and fixed frequency branch, andsome processing methods are put forward.