coal mill operation problem - dzerves.eu
An illustration of energy balance in the coal mill, where T (t) is the temperature in the mill, Qair (t) is the energy in the primary air flow, Pmotor (t) denotes the power delivered by the roller motors, Qcoal (t) is the energy in the coal flow, and Qmoisture (t) is the energy in the coal moisture. mm denotes the mass of the mill. 2.2 Faults A number of different faults can occur in the coal ...