控制方式具有恒机端电压励磁调节、恒励磁电流调节、恒功率因数励磁三种。
The control way of system has 3-patterns: exciting regulator of constant terminal voltage, constant exciting current regulator and exciting regulator of constant power factor.
DSP主要完成采样、PI调节和通信等，实现偏磁式消弧线圈励磁电流的数字控制。
The DSP realizes functions of sampling, PI regulation, communication and so on to digitally control the excitation current of arc-suppression coil with magnetic bias.
通过TL494自动调节PWM输出控制励磁电流，达到稳定发电机输出电压、输出电流和限流充电的目的。
The output of PWM(pulse width modulation)was automatically adjusted by TL494 to control the field current of the generator, which accomplished stabilizing output v.
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