Abstract:

Abstract: This paper introduces the PLC control in the application of coal mine filling, The system is comprised of sensors,actuators,monitoring station,communication network ，host computer and Pumping station etc. monitoring station was made up by Siemens S7-300 PLC.The software of host computer was developed by WinCC6.0.Muliple systems had been used in several coal mines and got a very good effect.greatly improving the efficiency of the pasty filling.

Key words: Key words: coal mine, PLC control, pasty filing