超声波电动机是利用压电材料的逆压电特性,激发电机定子的机械振动,通过定转子之间的摩擦力,将电能转换为机械能输出,驱动转子的定向运动。与传统电机相比,它具有体积小、低速大转矩、反应速度快、不受磁场影响、保持力矩大等优点,成为国内外在微型电机方面的研究热点。
研究结果为超声波电动机的设计和控制提供了参考依据。
All of the researching results were contributed to improve the design theory and the control method of the USM.
研制了一种新型直线超声波电动机,电机采用面内振动的形式。
The motor based on the vibration in plane of the rectangular plate.
提出了一种基于薄板面内振动的纵弯模式驻波直线超声波电动机。
A linear ultrasonic motor was put forward. Elliptical motions of the surface points of the stator are generated by the superposition of longitudinal and bending modes of the oscillating structures.
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