Research Article
Numerical Study on the Evolution of Agglomerate Breakage and Microstructure of Angular Gravel in Cyclic Soil-Structure Interface Test
Table 2
Parameters of DEM simulation.
| Parameter | Value |
| Diameter of original agglomerates | 25–50 mm | Wall normal stiffness | | Wall shear stiffness | | Sphere properties | | Density | 1750 kg/m3 | Normal stiffness | | Shear stiffness | | Frictional coefficient | 0.68 | Diameter of spheres | 3.75–14.41 mm | Parallel bond properties | | Normal stiffness | | Shear stiffness | | Mean normal strength () | 6 MPa | Normal strength standard deviation | 1.65 MPa | Mean shear strength () | 10 MPa | Shear strength standard deviation | 2.75 MPa |
|
|