non contact torque sensor 非接触式扭矩传感器
The paper introduced the AC frequency converted speed controlled driving system of the mine battery locomotive. The driving system has a direct torque control strategy with a non speed sensor.
文章介绍了一种矿用蓄电池电机车的交流变频调速传动系统,采用无速度传感器的直接转矩控制策略。
Then, the effects of current sensor measurement error and non-sinusoidal magnetic field distribution on motor torque fluctuation are theoretically investigated.
然后从理论上研究了电流传感器测量误差和非正弦磁场分布对永磁同步电机转矩波动的影响。
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