Research Article
Experimental Study on SHPB Dynamic Mechanical Response in Different Damage Zones of Rock under Blast Load
Table 1
Fragment mass distribution of SHPB experimental specimens.
| Characteristic size r (mm) | Rock fragmentation mass (g) | A1 | A2 | A3 | A4 | A5 | B1 | B2 | B3 | B4 | B5 |
| 40 | 0 | 59 | 60.5 | 0 | 0 | 148.8 | 0 | 80 | 85.9 | 0 | 30 | 0 | 0 | 0 | 110.5 | 0 | 0 | 0 | 73.3 | 38.5 | 42.6 | 15 | 109.1 | 78.3 | 73.9 | 18.3 | 102.3 | 12.4 | 136.4 | 0 | 14.5 | 38.3 | 10 | 25.7 | 19.8 | 12.1 | 20.1 | 24.6 | 0 | 17 | 3.8 | 5.5 | 41.2 | 5 | 9.3 | 3 | 6.7 | 5.5 | 15.5 | 0.9 | 4.1 | 1.3 | 8.8 | 19.8 | 2.5 | 4.5 | 1.7 | 2.7 | 1.5 | 5 | 0 | 1.1 | 0.1 | 4.8 | 6.4 | 1.25 | 2.3 | 0.8 | 1.2 | 0.9 | 2.5 | 0 | 0.3 | 0.1 | 0.7 | 2.7 | 0.63 | 2 | 0.5 | 1 | 0.7 | 1.7 | 0.1 | 0.1 | 0.1 | 0.4 | 2.3 | 0.425 | 0.4 | 0.3 | 0.1 | 0.1 | 0.7 | 0 | 0.1 | 0.1 | 0.1 | 0.6 | 0.075 | 6 | 1.4 | 3.5 | 1.7 | 5.3 | 0 | 0.9 | 0.1 | 0.9 | 6.7 | <0.075 | 0.1 | 0 | 0.1 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0.1 | Total mass | 159.4 | 164.8 | 161.8 | 159.6 | 157.6 | 162.2 | 160 | 158.9 | 160.1 | 160.7 |
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