How to Achieve Efficiency and Accuracy in Discrete Element Simulation of Asphalt Mixture: A DRF-Based Equivalent Model for Asphalt Sand Mortar

Table 1

Micromodelling parameters.

Contact types	Friction	Modulus (GPa)
Aggregate/aggregate	0.36	55
Aggregate/mortar	0.20	29
Mortar/mortar	0.20	20
Mortar/container	0.15	39
Aggregate/container	0.15	100