文章介绍了一种数字化的矿用本质安全型ups的工作原理、硬件、软件设计。
The paper introduced working principle, design of hardware and software of a digitized mine-used intrinsically safe UPS.
基于煤矿的特殊环境，研究了一种新型的单片开关电源在矿用本质安全型电源设计上的应用。
Based on special surrounding of coal mine, a new type of monolithic switch power supply is studied, applied in the design of essential safety mineral power supply.
介绍QJZ—400/1140（660）矿用隔爆兼本质安全型真空电磁起动器的工作原理、控制、保护及相关性能。
The paper introduces the working principle, control, protection and related performance of QJZ—400/1140(660) mine flameproof and intrinsically safe vacuum electromagnetic starter.
矿用隔爆兼本质安全型饮水机可以解决煤矿井下工作人员的饮水问题，提高井下工作人员的饮水条件和饮用水质量。
Mine-used drinking fountain of flameproof and Intrinsically Safe can solves the drinking problem of underground personnel and improves the drinking condition and quality of drinking water.
利用PLC实现矿用隔爆兼本质安全型智能真空组合开关的任意逻辑组合控制。
It realizes the control by random logical combination action based on PLC for Intelligent Vac.
由矿用一般型兼本质安全型的车房显示箱和本质安全型的上下井口信号箱组成。
The utility model comprises a general and essentially safe vehicle house display box for coal mines and an essentially safe signal box for going upward and downward through well heads.
由矿用一般型兼本质安全型的车房显示箱和本质安全型的上下井口信号箱组成。
The utility model comprises a general and essentially safe vehicle house display box for coal mines and an essentially safe signal box for going upward and downward through well heads.
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