Study on Dynamic Evolution Law of Blasting Cracks in Elliptical Bipolar Linear Shaped Charge Blasting

Figure 4

Test results of blasting crack of shaped charge [29]. (a) t = 0 μs, (b) t = 20 μs, (c) t = 80 μs, (d) t = 120 μs, (e) t = 400 μs, (f) t = 600 μs.

(a)

(b)

(c)

(d)

(e)

(f)