Research Article
Experimental and Theoretical Study on Influence of Different Charging Structures on Blasting Vibration Energy
Table 1
Peak vibration velocity of different charging structures at measuring points (cm/s).
| Charging structure | Proportional distance | | | | | |
| Coupling charging | 4.281 | 14.361 | 11.769 | 19.666 | 20.180 | 6.614~25.986 | 8.561 | 4.136 | 0.003 | 7.652 | 7.936 | 2.339~10.554 | 12.842 | 3.143 | 3.244 | 3.430 | 4.748 | 1.273~6.230 |
| Air-decoupling charging | 13.922 | 1.305 | 2.155 | 1.814 | 2.561 | 0.962~4.888 | 14.228 | 1.753 | 1.003 | 1.108 | 2.481 | 0.932~4.754 | 18.573 | 0.667 | 0.003 | 1.924 | 1.991 | 0.625~3.363 | 21.341 | 1.360 | 0.757 | 0.888 | 1.792 | 0.507~2.806 | 23.208 | 1.210 | 1.242 | 0.962 | 1.671 | 0.447~2.516 | 30.826 | 1.096 | 0.677 | 0.767 | 1.237 | 0.292~1.740 |
| Water-decoupling charging | 12.747 | 1.103 | 1.952 | 2.483 | 2.654 | 1.099~5.484 | 16.995 | 0.574 | 1.320 | 0.943 | 1.618 | 0.714~3.773 | 25.493 | 0.534 | 0.003 | 1.119 | 1.170 | 0.388~2.227 |
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