Shock and Vibration / 2018 / Article / Tab 5

Research Article

Discrete Element Simulation of Conical Pick’s Coal Cutting Process under Different Cutting Parameters

Table 5

Micro mechanical parameters of coal particles.

Micro mechanical parameters of coal particlesNormal stiffness [N·m−1]Shear stiffness [N·m−1]Critical normal stress [pa]Critical shear stress [pa]

Value