同时，高速交流传动机车广泛采用高开关频率器件的脉宽调制（PWM）逆变器，使得逆变器输出脉冲具有陡上升沿。
Meanwhile, PWM inverters using high switching frequency device that shortens the rise time of PWM output pulse have been widely applied in high-speed AC driving locomotive.
本文还提出一种强化励磁的控制方案，以解决低压小功率开关磁阻发电系统在高速状态下功率输出较低的问题；
The electronic controller, which controlled by DSP or by hardware circuit are developed for low-power switched reluctance generation system.
系统分析了高速电流型CMOS数模转换器中电流开关对输出毛刺的影响 ，给出了减小输出毛刺的方法 。
The influence of current switches on output glitch of high-speed current-steering CMOS D/A converter is thoroughly analyzed.
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