Table 1 Model parameters
From: Investigation of offshore landslides impact on bucket foundations using a coupled SPH–FEM method
Object | Parameter | Value | Unit |
|---|---|---|---|
Flow-like landslide | Density ρl | 1681 | kg/m3 |
Shear stress τ | \(7.3+3\dot{\gamma }^{0.35}\) | Pa | |
Water | Density ρw | 1000 | kg/m3 |
Dynamic viscosity μw | 0.0015 | Pa·s | |
Sound speed c0 | 1450 | m/s | |
Slope of Us-Up form s | 0 | – | |
Grüneisen ratio Γ0 | 0 | – | |
Subgrade | Effective density ρ' | 846 | kg/m3 |
Bulk modulus Es | 2862 | kPa | |
Poisson's ratio νs | 0.49 | ||
Cohesive strength cs | 9.54 | kPa | |
Bucket foundation | Density ρb | 7850 | kg/m3 |
Bulk modulus Eb | 210 | GPa | |
Poisson's ratio νb | 0.28 | – | |
Coefficient of friction kb | 0.328 | – |