Research Article

Implosion-Induced Collapse Effect of Initial Penetration Damage on Concrete Structures with Finite Thickness

Table 2

Experimental results of collapse damage of concrete targets.

GroupNo.Penetration speed (m/s)Charge aspect ratioCharge quality (g)Impact factorBuried depth (m)Collapse depth (m)

11-1465.125 : 139.25172.680.1970.097
1-25 : 139.2500.1970.152
22-1489.395 : 139.25193.380.2140.091
2-25 : 139.2500.2140.148
33-1512.755 : 139.25209.620.2320
3-25 : 139.2500.2320.142
44-1544.355 : 139.25235.930.2510.098
4-25 : 139.2500.2510.149
55-1558.495 : 139.25248.280.2590.105
5-25 : 139.2500.2590.154
66-1589.435 : 139.25277.310.2770.105
6-25 : 139.2500.2770.149
77-1612.925 : 139.25300.290.2870.125
7-25 : 139.2500.2870.163
88-1625.215 : 139.25315.600.2930.122
8-25 : 139.2500.2930.158
99-1643.475 : 139.25330.490.3100.114
9-25 : 139.2500.3100.151
1010-1671.465 : 139.25359.870.3250.119
10-25 : 139.2500.3250.154