运营充水状态高密度聚乙烯管的爆破振动响应特性
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张玉琦,蒋楠,贾永胜,周传波,罗学东,吴廷尧
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Blasting vibration characteristics of high-density polyethylene pipes in operation water-filled state
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Yu-qi ZHANG,Nan JIANG,Yong-sheng JIA,Chuan-bo ZHOU,Xue-dong LUO,Ting-yao WU
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| 表 2 振动速度的现场试验与数值模拟结果对比 |
| Tab.2 Comparison of field test and numerical simulation results of vibration velocity |
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| 监测点 | 现场试验 | | 数值模拟 | EVR /% | | vX /(cm·s−1) | vY /(cm·s−1) | vZ /(cm·s−1) | vR /(cm·s−1) | | vX /(cm·s−1) | vY /(cm·s−1) | vZ /(cm·s−1) | vR /(cm·s−1) | | D1 | 18.99 | 4.12 | 2.47 | 19.58 | | 15.44 | 7.25 | 3.51 | 17.41 | −11.08 | | D2 | 7.25 | 2.67 | 7.63 | 10.86 | | 9.34 | 5.65 | 3.23 | 11.38 | 4.85 | | D3 | 10.39 | 5.33 | 3.24 | 12.12 | | 11.60 | 5.88 | 3.11 | 13.37 | 10.32 | | D4 | 17.81 | 8.66 | 3.91 | 20.19 | | 16.43 | 6.42 | 3.55 | 17.99 | −10.87 | | D5 | 8.51 | 5.12 | 3.41 | 10.50 | | 11.55 | 2.03 | 2.89 | 12.08 | 14.98 | | D6 | 13.34 | 4.51 | 5.73 | 15.20 | | 10.50 | 8.44 | 4.23 | 14.12 | −7.11 | | D7 | 15.19 | 4.95 | 4.30 | 16.54 | | 13.20 | 6.11 | 6.33 | 15.86 | −4.11 |
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