Table 1 A small library of soils with particle parameters pre-calibrated to desired bulk parameters using a triaxial test
From: A multiscale model of terrain dynamics for real-time earthmoving simulation
Soil name | Bulk parameters | Particle parameters | |||||
|---|---|---|---|---|---|---|---|
\(\phi _\text {b}\) | \(c_\text {b}\) | \(\psi _\text {b}\) | \(E_\text {b}\) | \(\mu _\text {t}\) | \(\mu _\text {r}\) | \(c_\text {p}\) | |
gravel-1 | \(44^\circ \) | 0 | \(11^\circ \) | 4.6 | 0.4 | 0.3 | 0 |
sand-1 | \(39^\circ \) | 0 | \(9^\circ \) | 4.5 | 0.3 | 0.1 | 0 |
sand-2 | \(32^\circ \) | 0 | \(8^\circ \) | 3.5 | 0.3 | 0.02 | 0 |
wet-sand-1 | \(33^\circ \) | 8.7 | \(8^\circ \) | 4.0 | 0.3 | 0.1 | 30 |
dirt-1 | \(40^\circ \) | 2.1 | \(13^\circ \) | 6.5 | 0.4 | 0.1 | 2.5 |
dirt-2 | \(37^\circ \) | 4.9 | \(10^\circ \) | 4.6 | 0.4 | 0.1 | 12.7 |
dirt-3 | \(35^\circ \) | 21 | \(10^\circ \) | 5.8 | 0.4 | 0.1 | 63.7 |
fs-strong | \(42^\circ \) | 0 | \(13^\circ \) | 3.8 | 0.5 | 0.1 | 0 |
fs-weak | \(35^\circ \) | 0 | \(8^\circ \) | 2.8 | 0.3 | 0.05 | 0 |
cfs-strong | \(32^\circ \) | 7.1 | \(7^\circ \) | 4.6 | 0.3 | 0.05 | 23 |
cfs-medium | \(32^\circ \) | 4.3 | \(7^\circ \) | 4.2 | 0.3 | 0.05 | 12 |
cfs-weak | \(21^\circ \) | 4.8 | \(6^\circ \) | 3 | 0.15 | 0.025 | 23 |
cfs-weakest | \(12^\circ \) | 2.4 | \(1^\circ \) | 1 | 0.06 | 0.01 | 23 |
cs-weak | \(5^\circ \) | 3.1 | \(2^\circ \) | 0.7 | 0.0 | 0.0 | 50 |
frictionless | \(6^\circ \) | 0 | \(1^\circ \) | 0.25 | 0.0 | 0.0 | 0 |
Units | deg | kPa | deg | MPa | kPa | ||