露天边坡体爆破振动特性研究
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李启月,肖宇航,魏快快,徐恒阳
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Characterization of Blasting Vibration in Open Slopes
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Qiyue LI,Yuhang XIAO,Kuaikuai WEI,Hengyang XU
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表2 爆破振动监测数据
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Table 2 Blasting vibration monitoring data
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| 数据编号 | 高程差H/m | 自由面个数N | 爆源距R/m | 最大单响药量Q/kg | 质点峰值振动速度幅值/(cm·s-1) |
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| 水平切向V1 | 垂向V2 | 水平径向V3 | 矢量和V |
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| ns-11 | -12 | 1 | 50 | 1.8 | 0.503 | 0.702 | 0.406 | 1.214 | | ns-42 | -6 | 1 | 55 | 1.8 | 0.675 | 0.972 | 0.375 | 0.524 | | ns-51 | -2 | 1 | 55 | 1.8 | 0.522 | 0.632 | 0.356 | 0.862 | | nd-11 | -13 | 2 | 55 | 1.8 | 0.147 | 0.547 | 0.189 | 0.806 | | nd-21 | -15 | 2 | 55 | 1.8 | 0.156 | 0.288 | 0.126 | 0.217 | | nd-42 | -4 | 2 | 35 | 1.2 | 0.672 | 0.554 | 0.427 | 0.652 | | nd-51 | -10 | 2 | 35 | 1.2 | 0.602 | 0.691 | 0.627 | 0.587 | | nd-62 | -14 | 2 | 55 | 1.8 | 0.187 | 0.292 | 0.247 | 0.324 | | nd-82 | -6 | 2 | 55 | 1.8 | 0.115 | 0.115 | 0.103 | 0.285 | | nt-21 | -3 | 3 | 35 | 1.2 | 0.270 | 0.384 | 0.257 | 0.308 | | nt-51 | -6 | 3 | 35 | 1.2 | 0.369 | 0.473 | 0.315 | 0.287 | | ps-11 | 4 | 1 | 45 | 2.1 | 0.857 | 1.518 | 1.055 | 1.840 | | ps-42 | 1 | 1 | 55 | 1.8 | 0.455 | 1.023 | 0.774 | 1.112 | | ps-52 | 10 | 1 | 45 | 2.1 | 0.873 | 2.026 | 1.156 | 2.061 | | ps-62 | 13 | 1 | 45 | 2.1 | 0.862 | 1.318 | 0.759 | 1.580 | | pd-11 | 3 | 2 | 35 | 1.2 | 0.517 | 0.852 | 0.741 | 1.083 | | pd-21 | 3 | 2 | 45 | 1.5 | 0.348 | 0.550 | 0.421 | 0.603 | | pd-51 | 2 | 2 | 45 | 2.1 | 0.327 | 0.536 | 0.337 | 0.527 | | pd-61 | 6 | 2 | 45 | 2.1 | 0.265 | 0.385 | 0.315 | 0.464 | | pt-12 | 2 | 3 | 50 | 0.9 | 0.246 | 0.440 | 0.246 | 0.476 | | pt-21 | 6 | 3 | 45 | 1.5 | 0.265 | 0.335 | 0.315 | 0.380 | | pt-31 | 10 | 3 | 30 | 1.2 | 0.865 | 1.002 | 0.853 | 1.223 | | pt-32 | 10 | 3 | 60 | 1.2 | 0.213 | 0.66 | 0.181 | 0.662 | | pt-52 | 9 | 3 | 60 | 1.2 | 0.186 | 0.44 | 0.184 | 0.451 |
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