| 深圳地铁2号线盾构过富水砂层流-固耦合模拟计算 |
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| 引用本文： | 张远荣,肖文海.深圳地铁2号线盾构过富水砂层流-固耦合模拟计算[J].广东土木与建筑,2010(8):51-53. |
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| 作者姓名： | 张远荣 肖文海 |
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| 作者单位： | 中国铁道科学研究院深圳研究设计院; |
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| 摘 要： | 运用FLAC3D三维非线性有限差分程序,对盾构通过深圳地铁2号线富水砂层地段进行流-固耦合数值模拟计算,得出了盾构推进过程中地表沉降与孔隙水压力的变化规律,计算方法和得出的结论可供类似隧道工程参考。
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| 关 键 词： | FLAC3D 富水砂层 孔隙水压力 沉降计算 |
Fluid-mechanical Coupling Numerical Simulation the process of Shield Tunneling in Watered Sandy Stratum in Shenzhen Metro Line 2 |
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| Zhang Yuanrong Xiao Wenhai.Fluid-mechanical Coupling Numerical Simulation the process of Shield Tunneling in Watered Sandy Stratum in Shenzhen Metro Line 2[J].Guangdong Architecture Civil Engineering,2010(8):51-53. |
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| Authors: | Zhang Yuanrong Xiao Wenhai |
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| Affiliation: | Zhang Yuanrong Xiao Wenhai(China Academy of Railway Sciences Shenzhen Research and Design Institute Shenzhen 518034,China) |
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| Abstract: | This paper presents the calculation of numerical simulation considering fluid-mechanical coupling interaction,which shield tunneling pass watered sandy stratum in line 2 of shenzhen metro.The calculation adopts FLAC3D as computing tools which is a program of three-dimensional explicit finites-difference.We discover the shifty law of settlement and pore pressure due to shield tunneling.The computing method and obtained results can provide some reference for other similar tunnel engineering. |
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| Keywords: | FLAC3D watered sandy stratum pore pressure settlement calculation |
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