控制绕组的频率一定时，而发电机的转速在风速下的变化过程。
Control winding frequency of a certain time, while the generator speed in the wind under the process of change.
分析了稀土永磁无刷直流电机原理特性，提出了一种通过直接控制绕组换向时间进而控制电机转速的方法。
A strategy controlling winding commutation directly to control motor is proposed with respect to the principle of machine.
基于此，提出了一种基于转矩绕组转子磁场定向的控制算法。
In this case, a nonlinear control algorithm based on rotor flux orientation of motor winding is proposed.
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