| 顶部溶洞对隧道围岩稳定性影响的数值分析 |
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| 引用本文： | 靳晓光,管洪良.顶部溶洞对隧道围岩稳定性影响的数值分析[J].西部交通科技,2011(2):53-58,80. |
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| 作者姓名： | 靳晓光 管洪良 |
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| 作者单位： | 重庆大学土木工程学院,重庆,400045 |
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| 摘 要： | 文章以纳黔高速公路叙岭关隧道工程为依托,运用迈达斯GTS分析软件,建立了隧道结构及围岩的计算模型,分析了不同位置、大小的顶部溶洞在隧道开挖过程中对围岩位移、应力、塑性区以及支护结构受力的影响。
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| 关 键 词： | 顶部溶洞 隧道围岩 稳定性 数值分析 |
Quantitative Analysis on Effects of Top Carst Cave on the Stability of Tunnel Surrounding Rock |
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| JIN Xiao-guang,GUAN Hong-liang.Quantitative Analysis on Effects of Top Carst Cave on the Stability of Tunnel Surrounding Rock[J].Western China Communication Science & Technology,2011(2):53-58,80. |
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| Authors: | JIN Xiao-guang GUAN Hong-liang |
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| Institution: | JIN Xiao-guang,GUAN Hong-liang(Department of Civil Engineering,Chongqing University,Chongqing,400045) |
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| Abstract: | Using Naqian Highway Xulingguan tunnel construction as an example,the article constructs the calculating model for tunnel structure and surrounding rock wall through GTS analysis software and analyzes behavior of surrounding rock wall displacement,stress force,plastic zone and stress force related with supporting casts. |
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| Keywords: | Above carst cave Tunnel rock wall Stability Quantity analysis |
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