【摘要】 分析了我国电力机车经济四段半控整流控制系统的现状 ,并针对这一现状所存在的问题设计出一种采用 875 1单片微机控制的数字化控制系统。系统内设计了高分辨率的数字触发器和高精度的同步中断脉冲以及高精度快速的A/D转换 ,实现了数字化高性能调节控制系统。更多还原

【Abstract】 The status in quo of the economical four stage semi control commutation control system for electric locomotives in China is analyzed. Aiming at the existing problems, a digital control system based on 8751 singlechip microcomputer is designed. It is a high performance digital controller, which possesses a high resolution digital trigger, high precision synchronous interrupt pulses, and a high precision fast A/D converter.更多还原