将交流电机的多回路理论与电磁场的有限元方法结合起来建立了多相永磁同步电动机的多回路—有限元数学模型。
A novel multi phase permanent magnet motor's mathematical model that combines multi loop theory of AC motor and finite element method of electromagnetic field is proposed in the paper.
其中，电磁场和涡流场的数学模型是通过引入复矢量磁位而建立的。
Through the introduction of magnetic vector potential, the mathematical model of electromagnetic field and eddy current field was established.
从电磁场和流体力学的理论出发，建立了交流磁流体推进系统的二维数学模型。
With the theory of electromagnetic field and the theory of hydrodynamic, a 2-D mathematics model of internal planar AC-MHD thruster is built.
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