宽永

一种新型电动车用宽调速永磁电机驱动系统

A novel wide-range speed control for PM motor drive for electric vehicle

再次，根据该方案制作样机，验证极宽调制式永磁电机对空载感应电势波形和齿槽转矩的抑制作用，实验数据与仿真数据的一致性证明了理论分析的正确性。

Again , produce prototype under the program , to verify the pole width modulation-type permanent magnet motor inhibits no-load EMF waveform and the cogging torque , the consistency of experimental and simulation data proves the theoretical analysis .

宽调速可控磁通永磁同步电机磁路设计和有限元分析

Magnetic circuit design and finite element analysis of wide-speed controllable - flux PMSM

研究高性能，宽调速范围的永磁同步电机伺服系统，必须研究先进的控制策略和控制手段，使系统具有较强的适应性和抗干扰能力。

In order to obtain permanent magnet synchronous servo system with high performance and wide speed range , and to make the system posses better flexibility and strengthen anti-jamming , new control strategies and control measures should be studied and applied in the system .