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| 邻近双线盾构隧道的深基坑施工分析 | |
| 引用本文： | 吴健,马永峰,钱明,周丁恒,石湛. 邻近双线盾构隧道的深基坑施工分析[J]. 长沙交通学院学报, 2010, 26(3): 36-40,45 |
| 作者姓名： | 吴健 马永峰 钱明 周丁恒 石湛 |
| 作者单位： | 1. 中石油天然气华东勘察设计研究院,山东,青岛,266071 2. 慕尼黑工业大学,德国,慕尼黑,81245 3. 同济大学,土木工程学院,上海,200092 |
| 摘 要： | 以上海某邻近双线盾构隧道的基坑工程为背景,运用有限元方法计算,模拟基坑开挖的不同阶段,分析了不同工况下基坑变形、受力及对盾构隧道的影响,并对不同施工方式进行了对比分析.分析结果表明：施工内部框架结构有利于控制盾构隧道上浮和受力;支撑的拆除对坑底及下方隧道的变形和受力影响较小.研究结论可为类似工程提供借鉴与参考. |
| 关 键 词： | 隧道工程 双线盾构 基坑施工 数值模拟 |
Analysis of deep pit construction adjacent to shield tunnel |
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| WU Jian,MA Yong-feng,QIAN Ming,ZHOU Ding-heng,SHI Zhan. Analysis of deep pit construction adjacent to shield tunnel[J]. Journal of Changsha Communications University, 2010, 26(3): 36-40,45 | |
| Authors: | WU Jian MA Yong-feng QIAN Ming ZHOU Ding-heng SHI Zhan |
| Affiliation: | WU Jian1,MA Yong-feng1,QIAN Ming1,ZHOU Ding-heng2,SHI Zhan3(1.East China Design Institute of CNPC,Qingdao 266071,China,2.Technical University of Munch,Munich 81245,Germany,3.College of Civil Engineering,Tongji University,Shanghai 200092,China) |
| Abstract: | Based on the engineering practice of deep pit construction,the application of finite element method to simulate different construction stage of deep pit construction is presented.The deformation and stress of foundation pit and the affection of shield tunnels caused by pit construction are analyzed in details.Some conclusions have been drawn.The construction of internal frame structure is significant to the control of shield tunnel deformation and stress.The dismantling of support does not have great influe... |
| Keywords: | tunnel engineering shield tunnel pit construction numerical simulation |
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