This new type of brushless double-feed machines rotor is designed by pole-changing method.
这种新型的无刷双馈电机转子采用变极原理设计。
The paper presents a method to design wide-ratio pole-changing motor by using single-layer winding and phase changing.
本文介绍了用单层绕组和换相法设计远极比变极电机的方法。
This paper proposes a systematic method in the design of pole-changing windings based on reversing coil techniques and the concept "the minimum symmetric coil groups".
本论文提出了一种反向法变极绕组的系统设计方法和最小对称槽号组的概念。
Compared with PAM (pole Amplitude Modulation) theory, the minimum symmetric group theory is more effective in implementation of ac machine pole-changing winding's non-regular arrangements.
与PAM(极幅调制)理论相比，最小对称组理论可更有效地实现交流电机变极绕组非正规方案。
In the gap magnetic field of pole changing synchronous machine, there would be large harmonics, which have some effects on the operating performance of the machine.
由于变极同步电机气隙磁场中将存在较大的谐波，这些磁场谐波对电机运行性能将产生一些影响。
The principle of the design method based on ampere-conductor-unit is described, then the method is given and also illustrated by 8/2 pole changing.
首先叙述“安导元”整距变极的原理，然后给出了设计方法，并以8/2变极为例说明之。
The principle of the design method based on ampere-conductor-unit is described, then the method is given and also illustrated by 8/2 pole changing.
首先叙述“安导元”整距变极的原理，然后给出了设计方法，并以8/2变极为例说明之。
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