The utility model relates to an automatic control and protection system of coal mine coal mine emulsion pump station based on field bus, which is arranged in the explosion-proof control box is a programmable controller as the main controller, frequency converter, pressure sensor, temperature sensor, liquid level sensor, an electromagnetic valve and a touch screen connected to the bus by cable, then connect to the programmable controller through the link is characterized by the programmable controller is connected with a plurality of pumping station, pumping station is composed of a plurality of emulsion pump, and the use of emulsion pump distributed host computer monitoring and protection system of automatic control, emulsion pump and frequency converter, motor phase, emulsion pump in the crankcase is provided with a temperature sensor, pressure sensor and liquid level sensor emulsion, emulsion pump box is provided with a liquid level sensor, and explosion-proof control box is provided with a touch screen. The utility model can realize the full-automatic monitoring control of the emulsion pump station of a plurality of coal mining faces, and ensures the safe and high efficiency operation of the emulsion liquid pumping station of the coal face.
【技术实现步骤摘要】
【技术保护点】
一套基于现场总线的煤矿乳化液泵站分布式自动控制保护系统，以设置在防爆控制箱内的可编程控制器作为主控器，变频器、压力传感器、温度传感器、液位传感器、电磁阀、触摸屏通过电缆连接总线，再通过链接器连接到可编程控制器，其特征是可编程控制器与若干个泵站相连，泵站由若干台乳化液泵构成，并采用上位工控机监控的乳化液泵站分布式自动控制保护系统，乳化液泵与变频器、调速电机相接，乳化液泵曲轴箱内设有温度传感器、压力传感器与液位传感器，乳化液泵的乳化液箱内设有液位传感器，且防爆控制箱设有触摸屏。
【技术特征摘要】
【专利技术属性】
技术研发人员：张广明，唐桂忠，朱炜，
申请(专利权)人：南京工业大学，
类型：实用新型
国别省市：84[中国|南京]
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