Based on PLC of Coal Mine Main Drainage Pump Automatic Control System Design

The main drainage pump is an important equipment of coal mine, its role in the downhole various water spray, water discharge ground, ensure downhole personnel safety and normal mining. In view of coal mine main drainage pump automation control of the development trend, this paper summarizes the programmable controller, and focus from the levels of the structure design, program design is based on two aspects of coal mine main drainage pump PLC automatic control system design to make analysis, this article is intended to coal mine main drainage pump the realization of automation control provide reference and support.