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.
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。
2
For the difference output, designs a current switch signal generator with high cross-point and restricted voltage range to decrease the glitch of output, in order to obtain a good dynamic performance.