Materials | Type in ABAQUS | Modulus of Elasticity, E (MPa) | Poison’s ratio, ν | Density, ρ (kg/m3) | Drucker Prager Parameters | Source | ||
Friction angle, ϕ | Dilation angle, ψ | Flow stress ratio, K | ||||||
Wheel & axel | 3D deformable | 21,0000 | 0.28 | 78,500 | - | - | - | [24] |
Rail | 3D deformable | 21,0000 | 0.28 | 78,500 | - | - | - | [25] |
Sleeper | 3D deformable | 39,117 | 0.3 | 24,000 | - | - | - | [25] |
Ballast | 3D deformable | 320 | 0.3 | 1800 | 54 | 14.22 | 0.8 | Test result |
Sub-ballast | 3D deformable | 80 | 0.3 | 1800 | 40 | 11 | 0.8 | [3] |
Subgrade | 3D deformable | 10 | 0.3 | 2000 | - | - | - | [3] |