Evolution of the Mesoscopic Parameters and Mechanical Properties of Granular Materials upon Loading

Table 1

The computed parameters in the model.

Normal contact stiffness of particles (MPa/m)	Tangential contact stiffness of particles (MPa/m)	Density (kg/m^3)	Frictional coefficient
50	50	2630	0.30

Note. The parameters used according to [1, 9, 17].