Research Article
Study on Nonlinear Damage Creep Model for Rocks under Cyclic Loading and Unloading
Table 4
Model parameters under triaxial creep for limestone.
| Stress levels (MPa) | (GPa) | (GPa) | (GPa) | (GPa·hλ) | | | (h) | | (GPa·h) |
| 29.6 | 5.21 | 3.11 | 12.55 | 32.27 | 0.91 | 0.18 | — | — | — | 33.8 | 11.04 | 118.89 | 1.60 | — | — | — | 38.0 | 9.66 | 94.04 | 1.78 | — | — | — | 42.2 | 6.08 | 68.58 | 1.87 | — | — | — | 46.4 | 4.11 | 14.94 | 0.49 | — | — | — | 50.6 | 4.94 | 24.38 | 0.78 | 676 | 3.35 | 25.18 |
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