介绍了北京前门超级电容有轨电车交流传动控制系统。
The AC drive control system of the tram supplied by super capacitor in Beijing Qianmen is presented.
试验结果表明，该电路简单可靠，所测得的位置信号完全满足高性能交流传动控制系统的要求。
The experimental results show that the circuit designed is simple and reliable, the position signals measured match the requirements of the AC drive control system with high performance.
可在任何直连轴或最终的轴模型，它是专为交流和直流传动控制系统的反馈。
Available in either thru-shaft or end-of shaft models, it is specifically designed to provide feedback for ac and DC drive control systems.
东芝三菱电器系统公司（TMEIC）为该轧机配置了最先进的交流传动系统和自动化控制系统。
Toshiba Mitsubishi-Electric Industrial Systems Corporation (TMEIC) supplied the latest AC-Drive sytem and control system for this plant.
直流电机具有良好的机械特性，易于实现各种控制规律，同时直流传动控制系统的一些理论仍然是交流传动的基础。
DC motor has good mechanical character and is apt to accomplish varied control rules, and some theories about its controlling are still the basis of ac motor control.
在对复卷机控制系统的改造中，我们用交流传动代替直流传动，用变频器对交流电机进行调速控制。
In the alteration of the rewinder's controlling system, DC driving is replaced by ac driving, and frequency governors are used to control the ac motors.
在对复卷机控制系统的改造中，我们用交流传动代替直流传动，用变频器对交流电机进行调速控制。
In the alteration of the rewinder's controlling system, DC driving is replaced by ac driving, and frequency governors are used to control the ac motors.
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