摘要
本文阐述了大功率晶体管斩波调速的原理及调速过程.重点分析控制电路的组成、特点及工作原理.
The Principle of the high power transistor-chopper governor and its governing process are difcussed in this paper. And the paper also analyses the construction, character and working principle of the control circuit emphatically.
关键词
斩波器
晶体管
调速
控制电路
chopper
pulse-width modulation
zigzag wave
