Study on coal pulverization characteristics and gas
The course of coal and gas outburst is also a procedure of rapid release of gas internal doublerun drill energy and coal crushing and throwing The continuous crushing of coal body below the function of elastic potential energy accumulated in coal rock is a essential requirement for the occurrence and development of outburst [[6] [7] [8
Improved coal grinding and fuel flow control in thermal
coal on the grinding table consists of coal to be ground m c t and pulverized coal m pc t The unground coal consists of the raw coal supplied by the feeder belt and coal rejected in the classi cation process The mass of pulverized coal on the table is dependent on the grinding rate Mass of coal suspended in the pneumatic transport m