本文着重阐述采用微处理器控制SCR交流调压的工作原理，系统的硬件组成及程序框图。
This paper puts emphasis on the principle of using microprocessor to control SCR for the adjustment of alternating voltage, and on the hardware system and the flowchart.
在深入分析目前晶闸管数字触发电路存在的主要问题的基础上，提出了一种新型晶闸管交流调压电路触发系统的设计方法。
A novel type trigger system in thyristor AC regulator was presented, which based the analysis on the main problem of presently digital trigger circuit for thyristor.
本装置的性能优于交流调压调速系统，是一种简单而可靠的交流绕线式电动机转速控制系统。
Being a simple and reliable speed control system for AC inductive motors, the device features better performance than AC variable voltage speed control system does.
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