磁场定向、直接转矩等高性能的交流电机控制方式若能成功应用到交流传动电力机车上，将使机车的性能得到显著提高。本文介绍了一种采用两个高速数字信号处理器为主构成的双DSP 全数字化电机控制系统。对整个电机传动系统做了介绍，对控制系统硬件设计做了详细阐述。关键词：数字化控制；电机控制；Abstract: The performance of electric locomotive will be improved remarkably if applied with Field Oriented Control or Direct Torque Control. In this paper an traction system controlled by double DSP is introduced. The details of control system are included.Keywords: Digitalized control; Motor control