Study and Application of Rock Breaking Mechanism of Concentrated Water Hydraulic Smooth Blasting in Broken Sand-Stone Geological Conditions

Figure 10

Stress nephograms of vertical section and lateral section of smooth blasting with mud-accumulated hydraulic pressure (unit: 10⁵ MPa). (a) T = 1.00 ms. (b) T = 2.00 ms. (c) T = 4.00 ms. (d) T = 6.00 ms.

(a)

(b)

(c)

(d)