| 复线隧道开挖爆破振动监测分析与振速预测 |
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| 引用本文： | 周建军. 复线隧道开挖爆破振动监测分析与振速预测[J]. 科学之友, 2011, 0(5) |
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| 作者姓名： | 周建军 |
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| 作者单位： | 中铁六局太原铁建; |
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| 摘 要： | 复线隧道施工爆破振动对既有隧道会有较大的影响。文章根据新悬泉寺隧道开挖爆破施工实际情况,选择了合适的爆破监测方案。监测数据显示,平行既有线的隧道掘进爆破对既有线侧壁径向影响最大。结合现场监测数据,应用基于最小二乘法的回归分析得出了K、α值;采用经验公式线性回归法对爆破振动速度进行预测,依据预测结果实时调整施工爆破参数。
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| 关 键 词： | 爆破振动 线性回归 预测分析 |
Monitoring and Forecasting of Blasting Vibration Velocity in Second Tunnel Excavation |
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| Zhou Jianjun. Monitoring and Forecasting of Blasting Vibration Velocity in Second Tunnel Excavation[J]. Friend of Science Amateurs, 2011, 0(5) |
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| Authors: | Zhou Jianjun |
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| Affiliation: | Zhou Jianjun |
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| Abstract: | The suitable blasting monitoring program is selected according to the actual condition of blasting excavation in second XuanQuanSi tunnel.Monitoring data shows that the biggest vibration is in radial direction of old tunnel during new tunnel blasting excavation.Based on the monitoring data,the blasting vibration velocity forecasting has been done by regression analysis;According to forecasting vibration velocity,blasting parameters can be adjusted in time. |
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| Keywords: | blasting vibration linear regression forecasting analysis |
| 本文献已被 CNKI 等数据库收录！ |
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