通过改变转子的位置计算永磁同步电动机的静态转矩和电抗，给出了转矩和电抗随转子位置变化规律的曲线。
The torque and reactance is calculated by changing the position of rotor and the changing curves of torque and reactance is also provided.
探讨了磁极数、气隙、永磁材料、工作温度、退磁和屏蔽罩对永磁齿轮传递最大转矩的影响。
The influence on the maximum transmittable torque from the number of magnetic poles, air gap, permanent materials, operating temperature, demagnetization and magnetic masking is studied.
文章分析了永磁同步电机直接转矩控制系统的电压空间矢量选择和磁链估计模型，并提出了系统的实现方案。
This paper analogy the selection of voltage space vector and the flux linkage estimate model of the direct torque control system of PMSM, and the realizing project of the system.
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