Research Article
An Investigation on Local Shearing Mechanisms of Irregular Dentate Rock Joints Using the PFC
Table 1
Microscopic parameters of balls and bonds in the BPM.
| Particle parameters | Particle density (kg/m3) | 2000 | Modulus (GPa) | 5.5 | Stiffness ratio | 1.5 | Friction coefficient μ | 0.7 | Parallel bond parameters | Modulus (GPa) | 5.5 | Stiffness ratio | 1.5 | Tensile strength (MPa) | 34.5 | Cohesion (MPa) | 34.5 |
|
|