An improved method based on Space Vector Modulation (SVM) was presented to deal with the problem of high torque ripple that traditional DTC system generally encountered, especially in the low speed.

• 针对传统直接转矩控制在低速阶段出现的转矩脉动大等问题,提出了一种基于空间矢量调制的改进措施,取得了良好的动、静态性能。