By analyzing magneticfield, the operation characteristic of the linear induction motor was calculated.
通过对磁场的分析，可以计算出直线感应电动机的运行特性。
2
Since HSY requires dc magneticfield, an exciter with control circuitry is needed in addition to the conventional PMSY drive unit when employed as a motor.
HSY作为电动机使用时，由于需要直流磁场，与普通pmsy的驱动单元相比，应额外增加一个励磁电路。
3
The paper puts forward a hybrid magnetic circuit multi couple electric machine that compensates for the uneven air gap magneticfield of the hybrid stepping motor.