A new-type hydraulic pusher is designed in order to improve the automation of tram operation in coal mine, which rises the reliability and efficiency of the original cage pusher.
为了提高副井提升井口、井底车场操车自动化程度，设计了一种新型液压推车机，提高了推车机的安全性和工作效率。
Aimed at the characteristic of the electric network of a coal mine, designed the dispatching automation system of the coal mine.
针对某矿电网的实际特点，设计了该矿区电网调度自动化系统。
The practice verifies that the integrated automation system improve the safety and reliability of coal mine power supply.
实际运行证明，该系统提高了煤矿供电的安全性和可靠性。
In this paper, the composition and control principle of the automation control system of main drainage pump used in coal mine are introduced.
介绍了一种矿井中央泵房主排水自动化控制系统的组成和控制原理。
Based on the request of power supply automation in coal mine, the thesis studied monitor and diagnosis system of mine mobile transformer substation.
本文根据煤矿井下供电自动化的要求，深入地研究了矿井移动变电站故障检测与诊断系统。
Based on the request of power supply automation in coal mine, the thesis studied monitor and diagnosis system of mine mobile transformer substation.
本文根据煤矿井下供电自动化的要求，深入地研究了矿井移动变电站故障检测与诊断系统。
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