Research Article
Experimental Investigation of the Propagation and Attenuation Rule of Blasting Vibration Wave Parameters Based on the Damage Accumulation Effect
Table 3
The results of blasting vibration velocity (cm/s) and main frequency (Hz).
| | Number of blasts | Monitoring point | | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| | 1 | 17.04/499.99 | 9.81/379.95 | 7.50/333.35 | 3.94/249.99 | 2.54/216.66 | 2.28/201.43 | 1.68/189.99 | | 2 | 11.86/481.96 | 8.68/333.35 | 6.53/313.32 | 2.93/226.66 | 2.02/201.43 | 1.72/199.99 | 0.88/164.44 | | 3 | 9.60/433.35 | 5.04/296.31 | 3.64/283.01 | 2.48/200.00 | 0.94/182.13 | 0.69/179.99 | 0.63/153.63 | | 4 | 6.60/403.36 | 4.15/269.99 | 2.97/250.00 | 2.14/184.44 | 0.71/163.63 | 0.64/150.00 | 0.49/138.47 | | 5 | 6.00/385.35 | 4.03/251.01 | 3.05/239.99 | 1.86/169.99 | 0.92/145.71 | 0.69/136.66 | 0.42/121.21 | | 6 | 5.98/357.31 | 3.70/236.00 | 2.60/216.66 | 1.60/153.33 | 0.66/125.29 | 0.60/116.66 | 0.45/101.21 | | 7 | 5.69/329.99 | 1.94/216.66 | 2.36/204.44 | 1.34/137.69 | 0.63/110.52 | 0.69/98.14 | 0.27/70.90 | | 8 | 5.72/319.00 | 3.44/236.66 | 3.29/217.66 | 2.03/141.71 | 1.74/125.47 | 1.50/102.11 | 1.01/83.72 | | 9 | 3.60/280.00 | 1.64/199.99 | 1.33/179.65 | 0.90/112.22 | 0.77/91.11 | 0.46/61.42 | 0.35/41.57 |
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