Research Article
Blast Parameter Optimization Study Based on a Blast Crater Experiment
Table 1
Field experiment results.
| | No. | Explosive depth L/m | Depth ratio△ (L/Le) | Crater depth H/m | Crater radius
R/m | Crater angle | Crater volume
V/m3 | Explosive consumption (kg/m3) | Remarks |
| | 1 | 1.5 | 0.38 | 1.7 | 2.0 | 99.3° | 7.12 | 1.69 | | | 2 | 1.8 | 0.46 | 2.0 | 2.2 | 95.4° | 10.14 | 1.19 | | | 3 | 2.1 | 0.54 | 2.4 | 2.4 | 90.1° | 14.46 | 0.83 | Optimal explosive depth Lj | | 4 | 2.5 | 0.64 | 2.2 | 2.0 | 84.5° | 9.22 | 1.32 | | | 5 | 2.9 | 0.75 | 1.9 | 1.6 | 80.2° | 5.09 | 2.38 | | | 6 | 3.3 | 0.84 | 1.3 | 1.1 | 75.1° | 1.36 | 9.09 | | | 7 | 3.9 | 1.00 | | | | | | Max. explosive depth Le |
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