中原振动电机公司给高速公路、高速铁路配套平板高频振动电机。

Zhongyuan Expressway to the vibration motor companies, high-speed railway matching flat-panel high-frequency vibration motor.

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本发明公开了一种振动式螺旋送料机，它是在螺旋送料机的进料端安装有弹 簧座和高频振动电机。

The invention discloses a vibrating screw feeder. A feed end of the screw feeder is provided with a spring seat and a dither motor.

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对变频供电下特有的振动噪声源进行了识别，揭示了产生电机高频振动噪声的原因。

The source of noise and vibration of PMSM fed by inverter are identified. Reasons of resulting in noise and vibration in high-frequency was revealed.

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