永磁同步电机直接转矩控制的研究与优化
冯桂宏,黄赫,刘祥炎

Research and Improvement of Permanent Magnet Synchronous Motor Direct Torque Control
Feng guihong,Huang he,Liu xiangyan
图5 零矢量作用范围0 N · m 转速仿真波形
Fig.5 Null vector range at 0 N · m speed simulation waveform