Numerical Analyses of Fracturing Behavior and Strength of Specimens with Two Parallel Infilled Flaws under Uniaxial Compression

Figure 4

Crack development process of samples containing unfilled flaws with the same β of 120° and different α of 0°, 45°, and 90° (blue cracks represent tensile cracks and red cracks represent shear cracks). (a) α = 0° and β = 120°; (b) α = 45° and β = 120°; (c) α = 90° and β = 120°.

(a)

(b)

(c)