通过分析开关磁阻电机的运行原理，确定了极数的选择。
Pole number is determined through analyzing the operation principles of switch reluctance motor.
接着从对称性、力波阶数等角度研究了SR 电机相数及绕组连接方式、极数、并联支路数的选择问题。
Then the selections of phase number, winding connection, pole number and number of branches in parallel are optimized according to the SRM's symmetry and order of force wave.
采用近极槽数的特殊集中分数槽绕组解决了电机多极数，低转速情况下电机极、槽配合的矛盾。
On conditioning that the motor has high pole number and low speed, the contradiction of slots and pole combination is improved by concentrated fractional slot winding.
采用近极槽数的特殊集中分数槽绕组解决了电机多极数，低转速情况下电机极、槽配合的矛盾。
On conditioning that the motor has high pole number and low speed, the contradiction of slots and pole combination is improved by concentrated fractional slot winding.
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