DC rectifiers or Drives voltage and current source.

直流整流器或驱动器电压和电流源；

The constant current source is realized by inverter power.

恒流源由单相逆变电源实现.

This factory uses limited current source to protect the equipment.

这家工厂为了保护设备,使用限流电源.

The exciting source can be both voltage source or current source.

激励源既可以为电压源又可以为电流源。

The current source constitutes a close - loop control system through output current feedback.

该电流源通过输出电流反馈构成了闭环控制系统.

Due to the disadvantages of voltage source PWM, a current source PWM is proposed, and a speed control system for induction motor based on current source PWM is analyzed.

针对电压型PWM存在的缺点，提出一种电流型脉宽调制方法，并在此基础上对异步电动机的转速控制系统进行分析。

There is a nasty disadvantage to any constant current source load.

所有的恒流源负载都有一个很讨厌的缺点.

To run a direct motor, we must connect it to a direct current source.

要开动直流电机, 我们必须把它接到直流电源上.

The presented current source without resistor is composed of two components.

这个新的电流源不须使用电阻,并且由两个成份所组成.

In the schematic above, I used the transistor constant current source example.

在下列电路图中, 我使用了一个晶体管恒流源负载的例子.