Damage Ratio Based on Statistical Damage Constitutive Model for Rock

Figure 7

Comparison of stress strain curves between experimental and simulated results under various confining pressures.

(a) σ₃ =3 MPa

(b) σ₃ =6 MPa

(c) σ₃ =9 MPa

(d) σ₃ =12 MPa

(e) σ₃ =24 MPa