... linear stepping motor 直线步进电动机 linear synchronous motor 线性同步电机 line-fed motor 直接馈电电动机 ...
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这些磁场，由称为线性同步电机的装置产生，升起和推动胶囊前进。
These fields, generated by devices called linear synchronous motors, both levitate the capsules and propel them forward.
永磁同步电机是一个多变量、非线性、强耦合的系统，传统PID速度控制效果不理想。
Permanent magnet synchronous motor is a multi-variable, non-linear and strong-coupling system, the traditional PID control is not effective.
阐述了永磁同步电机的矢量控制原理、准线性化解耦，交流电流控制方式和伺服增益调整方法。
The vector control principle of the PMSM, the realization of the current control for SPWN inverter by quasi-linear decoupling, and a comparison between the AC and DC current control are described.
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