| 富溪双连拱隧道偏压处数值模拟及施工技术研究 |
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| 引用本文： | 郭中华.富溪双连拱隧道偏压处数值模拟及施工技术研究[J].铁道建筑技术,2009(7):93-96. |
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| 作者姓名： | 郭中华 |
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| 作者单位： | 中铁二十二局集团有限公司,北京,100043 |
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| 摘 要： | 运用有限差分程序FLAC^3D。对富溪双连拱隧道偏压处的隧道变形和围岩应力变化规律进行了模拟分析；分析研究了三导洞法施工的12种不同施工方案，比较了各种不同方案的优劣；根据现场监控量测数据与数值模拟结果的对比，验证了数值模拟的正确性。
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| 关 键 词： | 双连拱隧道 数值模拟 监控量测 施工技术 |
Study on Numerical Simulation and Construction Techniques of Fuxi Double-arched Tunnel under Biased Pressure Conditions |
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| Guo Zhonghua.Study on Numerical Simulation and Construction Techniques of Fuxi Double-arched Tunnel under Biased Pressure Conditions[J].Railway Construction Technology,2009(7):93-96. |
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| Authors: | Guo Zhonghua |
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| Institution: | Guo Zhonghua ( China Railway 22^th Bureau Group Co. Ltd., Beijing 100043, China) |
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| Abstract: | The thesis simulates and analyzes the changing law of the tunnel deformation and surrounding rock stress of Fuxi double-arch tunnel using large finite difference program FLAC3D; analyzes and researches 12 construction methods of the three heading construction technique, and concretely compares the advantage and disadvantage of different construction pro-jects; According to the comparison between field monitoring data and numerical simulation , proves the validation of numeri-cal simulation. |
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| Keywords: | double-arch tunnel numerical simulation monitoring construction techniques |
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