Simulation of the Working Performance of a Shearer Cutting Coal Rock

Table 1

Particle parameters of coal rock.

	Dynamic friction coefficient	Static friction coefficient	Recovery coefficient
Coal and coal	0.05	0.8	0.5
Rock and rock	0.05	0.7	0.5
Coal and rock	0.05	0.75	0.5
Coal and drum	0.01	0.5	0.5
Rock and drum	0.01	0.6	0.5