Fractal Study on the Failure Evolution of Concrete Material with Single Flaw Based on DIP Technique

Figure 8

AE counts, cumulative AE counts, and stress changes with loading steps for samples with different inclination angles. (a)-(e) represents specimens 15°, 30°, 45°, 60°, 75°, respectively.

(a)

(b)

(c)

(d)

(e)