电液比例位置同步控制 Electro-hydraulic proportion position synchro-control
为使运输与吊装过程中箱形梁严格保持水平，设计中综合采用了位置同步控制和力跟踪控制算法，实现了4个油缸同步运动且受力平均。
Position synchronization control method combined with force tracing control algorithm was put forward to keep the girder horizontal and supported by 4 cylinders averagely.
本文对于反电动势波形接近正弦的永磁无刷直流电动机，提出一种基于六个离散位置信号的自同步svpwm控制方法，用于抑制电磁转矩脉动。
For the BLDCM which has a sinusoidal back EMF, this paper presents a self-synchronous SVPWM control method using six discrete position signals for minimizing torque ripple.
用这种位移传感器可方便地实现液压启闭机的位置控制和双缸同步控制，并具有很高的控制精度。
The position control and synchronous control of double cylinders on hydraulic hoist can easily be achieved by adoption of this sensor, with high precision.
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