整个系统分为控制部分与执行部分，在控制部分中包括上位机控制部分与变频器控制电机调速部分。
This system consists of a control part and an executive part. The former one includes the control part of MCU and the timing part where the motor is controlled by the inverter.
集装箱装卸桥直流调压调速系统仿真过程及方法，其中包括直流电机传动及驱动器选择、驱动器接线与控制。
Discuss the DC adjust voltage and timing system simulator process and way of the container crane, which containing the DC motor drive and drivers' select, drivers connection and control.
所收录的方法涵盖异步电机调速的各种方式，包括VVVF、直接或间接矢量控制、直接转矩控制，甚至软启动。
The methods discussed cover all speed control schemes, including VVVF, direct or indirect vector control, direct torque control and soft start.
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