A permanent magnet synchronous motor (PMSM) with controllable exciting magnetic flux is presented which provides a new approach for solving the problem of flux weakening for PMSM.

为解决永磁同步电动机弱磁问题，提出了一种能够跟随转速自动调节励磁磁阻的新型永磁同步电动机。

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Synchronous motor excitated magnet by direct current can make output mechanism specialities matched load specialities by means of adjusting exciting current to change magnetic field and power factor.

这是因为电励磁的同步电动机可通过调节励磁电流来改变其磁场和功率因数，使输出的机械特性与负载特性相匹配。

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Because the dynamic character of PMA is affected by permanent magnet and exciting current, in this paper, new mathematic model and equation are established and the calculation result is analyzed.

在动态计算中本文根据永磁和激磁电流共同作用这一特点，建立了相应的数学模型，给出了动态微分方程组的求解方法，并对动态过程进行了分析。

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Taylor said the industry, comprising "everything from Words with Friends to Call of Duty, " is looking for U.S.-educated talent, and he called NYU's Magnet center an exciting development.

WSJ: NYU to open center for studying games in Brooklyn