Research Article
Development of PMC Numerical Model for Soil and Stone Mixture
Table 5
Comparison table of numerical simulation results of the true triaxial test.
| Computation parameter | Constitutive model | Analytical solution | Numerical simulate solution | Analytical solution/numerical simulate solution | εx (×10−6) | εy (×10−6) | εz (×10−6) | εx (×10−6) | εy (×10−6) | εz (×10−6) | εx (×10−6) | εy (×10−6) | εz (×10−6) |
| PMC-1 | Elastic strain | 1221.61 | 556.61 | −3722.00 | 1234.20 | 556.30 | −3734.15 | 0.9898 | 1.0006 | 0.9967 | Plastic strain | 783.13 | | −783.13 | 770.99 | | −770.98 | 1.0157 | | 1.0158 | Total strain | 2004.74 | 556.61 | −4505.13 | 2005.19 | 556.30 | −4505.13 | 0.9998 | 1.0006 | 1 |
| PMC-2 | Elastic strain | 1264.18 | 599.22 | −3851.00 | 1267.07 | 599.22 | −3854.15 | 0.9977 | 1 | 0.9992 | Plastic strain | 654.13 | | −654.13 | 650.98 | | −650.98 | 1.0048 | | 1.0048 | Total strain | 1918.31 | 599.22 | −4505.13 | 1918.05 | 599.22 | −4505.13 | 1.0001 | 1 | 1 | Average value | 1.0013 | 1.0003 | 1.0028 | Coefficient of variation | 0.0078 | 0.0003 | 0.0013 |
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