| 隧道台阶法施工的数值模拟与分析 |
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| 引用本文： | 霍润科,于振振,岳齐贤.隧道台阶法施工的数值模拟与分析[J].水利与建筑工程学报,2011,9(1):6-9,46. |
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| 作者姓名： | 霍润科 于振振 岳齐贤 |
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| 作者单位： | 霍润科,HUO Run-ke(西安建筑科技大学,土木工程学院,陕西,西安,710055;结构工程与抗震教育部重点实验室,陕西,西安,710055);于振振,岳齐贤,YU Zhen-zhen,YUE Qi-xian(西安建筑科技大学,土木工程学院,陕西,西安,710055) |
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| 基金项目： | 陕西省自然科学基础研究计划资助项目，陕西省重点学科建设专项资金资助项目，西安建筑科技大学人才科技项目基金 |
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| 摘 要： | 在隧道施工过程中,评价围岩稳定性是一项重要工作.结合广东某隧道工程状况,利用有限元软件模拟了隧道的动态开挖过程,分析了开挖过程中围岩应力和应变的变化规律,并对施工过程中位移量较大及应力集中现象比较明显的部位进行了划分,确定了施工现场重点监测和支护区域,确保施工过程中围岩的稳定性和安全性.
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| 关 键 词： | 二维非线性有限元法 围岩稳定性 台阶法 |
Numerical Simulation and Analysis of Tunnel Construction with Benching Method |
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| HUO Run-ke,YU Zhen-zhen,YUE Qi-xian.Numerical Simulation and Analysis of Tunnel Construction with Benching Method[J].Journal of Water Resources Architectural Engineering,2011,9(1):6-9,46. |
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| Authors: | HUO Run-ke YU Zhen-zhen YUE Qi-xian |
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| Affiliation: | HUO Run-ke1,2,YU Zhen-zhen1,YUE Qi-xian1(1.College of Civil Engineering,Xi'an University of Architecture & Technology,Xi'an,Shaanxi 710055,China,2.Key Laboratory of Structural Engineering and Earthquake Resistance,Ministry of Education,China) |
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| Abstract: | The evaluation of stability of the surrounding rock is an important job in tunnel construction.Combined with the engineering conditions of some tunnel in Guangdong Province,the 2-D finite element model is used to simulate the dynamic excavation of the tunnel,meanwhile analyze the deformation rules of stress and strain of the surrounding rock and the conditions of large displacement and significant stress concentration,then determine the main monitoring and supporting regions,so as to ensure the stability an... |
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| Keywords: | 2-D nonlinear finite element method stability of surrounding rock benching method |
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