摘要
本文针对矿井均压或通风系统的自动调节窗．采用单片机控制步进电机驱动电源的开关通断和机械闭锁的原理，使系统实现最低功耗运行。
In this paper, an available method reducing system power dissipation is proposed inconnecion with automatic adjusting window of the voltagesharing or the ventilating system for the mine.
关键词
单片机
调节窗
断电控制
自锁
通风系统
矿井
single-chip microcomputer
adjusting window
breaking control
self-lock
