Advances in Civil Engineering / 2019 / Article / Tab 1

Research Article

Hybrid Numerical Investigation on Soil-Hammer Interaction during Dynamic Compaction

Table 1

Micromechanical parameters used in DEM (PFC3D).

Parameter typeBall-ballBall-wall

Density ρ (kg·m−3)2600
Contact modulus Ec (Pa)8.0 × 1078.0 × 107
Ratio of stiffness kn/ks22
Normal critical damping ratio0.91
Shear critical damping ratio0.9
Tensile strength (Pa)2.0 × 104
Cohesion (Pa)2.0 × 105
Frictional coefficient0.60.01

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