单边直线感应电机运行中因次级板产生涡流而存在第二类纵向边缘效应，造成气隙有效磁通和牵引力系数降低。
The LIM has the second longitudinal end effect caused by eddy currents in secondary plate in its operation, which reduces its available magnetic flux of air gap and pull coefficient.
文中分析了三端式磁通门传感器的工作原理，给出了有效的信号处理方法。
The operating principle of the fluxgate sensor with three tips is analyzed, and a effective signal processing method is obtained in this paper.
因为两臂的直流电路相等而方向相反，所以在变压器铁心中有效直流磁通是互相抵消的，所以不再需要巨大的直流元件。
Since the DC current on each side is the same, the effective DC in the transformer core is cancelled, so there is no need to provide for a large DC component.
降低磁通门剩磁误差的有效方法是增大激励电流的峰值，但大的激励电流峰值将增大功耗。
An effective method for low perming error of fluxgates is to enlarge the peak value of the excitation current, but large amplitude excitation will increase the power consumption.
永磁电机中采用混合式磁路结构能有效地提高气隙磁通密度。
The adoption of hybrid magnetic circuit structure in permanent magnet motors can effectively increase air gap flux density.
该模型对电机磁场分布不均和磁路局部饱和现象进行有效处理，减少了模型中磁通管单元的数量，使模型简化并兼顾了求解精度。
With these measures, the local saturation of the motor is treated and the number of flux tube units is reduced in order that the model is simplified.
直接转矩控制的感应电动机的速度控制需要有效地建立定子磁 通。
Speed control of direct torque controlled(DTC)induction motor drives depends on effectively establishing the stator flux.
研究表明，采用偏心磁极结构可有效地削弱齿槽转矩，而对每极磁通影响较小，本文提出的方法是有效的。
The effects of different combinations of slot number and pole number on cogging torque are also investigated. The study shows that the cogging torque could be gr…
研究表明，采用偏心磁极结构可有效地削弱齿槽转矩，而对每极磁通影响较小，本文提出的方法是有效的。
The effects of different combinations of slot number and pole number on cogging torque are also investigated. The study shows that the cogging torque could be gr…
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