Research Article
A Damage Constitutive Model of Rock under Hydrochemical Cyclic Invasion
Table 2
The rock damage parameters for different hydrochemical environments and different cyclic states.
| n | pH = 5 | pH = 7 | pH = 9 | Weakening coefficient (%) | Degree of elastic modulus degradation (%) | Weakening coefficient (%) | Degree of elastic modulus degradation (%) | Weakening coefficient (%) | Degree of elastic modulus degradation (%) |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 20.72 | 21.63 | 15.44 | 4.80 | 20.19 | 17.80 | 15 | 24.87 | 13.90 | 22.39 | 22.68 | 23.73 | 19.92 | 30 | 24.61 | 20.72 | 19.88 | 9.16 | 17.82 | 12.92 |
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