Control and monitoring of coal feeding - Plzeňská energetika a.s.

Hardware:	2x OS (PC DELL Precision 390, Windows OS XP Professional, 2x monitor)
Control stations:	3x PLC Simatic S7-317(Ethernet TCP/IP), 4x I/O Turck (Profibus), Softnet OPC server
Date of commission:	2007
Application designer/company name:	MPC System, spol. s r.o., http://www.mpc.cz

Control and monitoring the coal feeding of the boilers. Complete control and monitoring of the conveyor belts, checking the coal levels in storage. The login system is based on access cards. The communication between the PC and PLC is implemented by the Ethernet TCP/IP protocol by the Softnet OPC server. Controlling three coal-feeding lines for boilers. Control and status signalling of conveyor belts, lift-up carts, drop-off ploughs, dividing shutters. Monitoring the coal levels in containers, storage statistics. Signalization of error states of switchroom, belts, ploughs, shutters, etc. Failure signals, value trends. The system consists of two independent oparator stations (common PC - Dell, containing graphic card with two video output connectors - two monitor application), one is placed in the main control room and the second in the coal-feeding control room. Each operator station has access card reader (used for user login), connected to the serial port of the PC and communicates with the PROMOTIC application via a special OPC server. Size of the application: approx. 2900 variables, 2x PROMOTIC runtime licence, 2x PmOPC.