| CFG桩布桩范围对路基水平位移影响数值分析 |
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| 引用本文： | 王占江,白建波,卢萍珍.CFG桩布桩范围对路基水平位移影响数值分析[J].路基工程,2011,0(1):94-96. |
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| 作者姓名： | 王占江 白建波 卢萍珍 |
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| 作者单位： | 1.中国建筑技术集团有限公司, 北京100013 |
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| 摘 要： | 运用岩土工程有限元软件Plaxis 2D建立平面应变模型,对路基工程中应用的水泥粉煤灰碎石桩与加筋垫层联合处理的软土路基进行分析。通过改变布桩范围,分析复合地基水平坡脚外地表、坡脚下一定深度及软土路基横断面上的水平向变形特性,所得结论为工程设计提供理论依据。
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| 关 键 词： | CFG桩 加筋垫层 有限元法 布桩范围 变形特性 |
| 收稿时间： | 2019-11-07 |
Numerical Analysis on the Influence of CFG Pile Layout on Subgrade Horizontal Displacement |
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| Authors: | WANG Zhan-jiang BAI Jian-bo LU Ping-zhen |
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| Affiliation: | WANG Zhan-jiang1,BAI Jian-bo1,LU Ping-zhen2(1.China Building Technique Group Co.,Ltd,Beijing,100013,China,2.Civil King Software Technology Co.,100048,China) |
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| Abstract: | Plane strain model is established using finite element software Plaxis 2D of geotechnical engineering to analyze the soft soil foundation reinforced by cement-flyash gravel pile together with reinforced cushion in subgrade engineering.By changing pile layout,the horizontal deformation characteristics on the outer surface of and a certain depth below slope toe of composite foundation and on the section of soft foundation.The conclusion provides theoretical evidence for engineering design. |
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| Keywords: | CFG pile reinforced cushion finite element method pile layout deformation characteristics |
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