| 连拱隧道施工力学的三维数值分析 |
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| 引用本文： | 刘江.连拱隧道施工力学的三维数值分析[J].土工基础,2012,26(5):46-48. |
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| 作者姓名： | 刘江 |
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| 作者单位： | 中国电力工程顾问集团中南电力设计院,武汉,430071 |
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| 摘 要： | 结合某夹心连拱隧道的工程地质条件和变截面中墙结构设计特点,采用有限元软件ABAQUS模拟隧道动态开挖的全过程,分析了隧道围岩和支护结构的稳定性,结果表明,随着曲中墙截面厚度的增大,其应力逐渐减小。数值分析对隧道的设计和施工具有一定的指导性,研究成果在类似的隧道中可得到应用。
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| 关 键 词： | 连拱 大跨隧道 开挖 数值模拟 ABAQUS |
3D Numerical Simulations on Construction Stages of Double-Arch Tunnel |
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| LIU Jiang.3D Numerical Simulations on Construction Stages of Double-Arch Tunnel[J].Soie Engineering and Foundation,2012,26(5):46-48. |
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| Authors: | LIU Jiang |
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| Affiliation: | LIU Jiang (Central Southern China Electric Power Design Institute of China Power Engineering Consulting Group,Wuhan 430071) |
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| Abstract: | Based on the geological feature and characteristic of support design of some double-arch tunnel with filling, ABAQUS program is applied to simulate the whole processes of excavation and support of the tunnel, the stability of the sur- rounding rock and support is analyzed. |
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| Keywords: | Double-Arch Structures Large-spanned Tunnels Excavation Numerical Simulations ABAQUS |
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