Particle Flow Analysis of Mechanical Properties and Failure Behaviour in Composite Rock Strata with Holes

Figure 9

Displacement field vector diagram of 60° composite rock specimen under different confining pressures.

(a) 0.2 MPa

(b) 0.4 MPa

(c) 0.8 MPa

(d) 1.6 MPa

(e) 2.0 MPa