| 复合加筋格宾挡墙不同加筋方式数值模拟研究 |
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| 引用本文： | 丁立,黄向京,林伟平.复合加筋格宾挡墙不同加筋方式数值模拟研究[J].中南公路工程,2011(6):37-42,50. |
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| 作者姓名： | 丁立 黄向京 林伟平 |
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| 作者单位： | 路港集团有限公司;湖南省交通规划勘察设计院;湖南省公路建设投资有限公司; |
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| 基金项目： | 湖南省交通科技项目(200612) |
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| 摘 要： | 介绍了复合加筋格宾挡墙的单元组成及结构形式。采用FLAC3D深入研究了复合加筋格宾挡墙的力学响应,探讨了不同面板形式、不同加筋方式时墙面侧向变形和筋材拉力的分布规律,提出了复合加筋的最佳加筋方式。研究结果表明：加筋方式对面墙侧向位移的影响较大,交替加筋比分组加筋有更小的面墙侧向位移;保持加筋间距不变而减小加筋刚度比增大加筋层间距而增大筋材刚度更可取;在交替加筋的同时沿墙高适当减小加筋刚度可节省筋材费用。面墙形式、筋材布置方式对筋材拉力的大小和分布形式有重要影响。
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| 关 键 词： | 复合加筋格宾挡墙 FLAC有限差分程序 侧向位移 筋材拉力 |
Numerical simulation study on the compound reinforced gabion retaining wall of different reinforcing methods |
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| DING Li,HUANG Xiangjing,LIN Weiping.Numerical simulation study on the compound reinforced gabion retaining wall of different reinforcing methods[J].Central South Highway Engineering,2011(6):37-42,50. |
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| Authors: | DING Li HUANG Xiangjing LIN Weiping |
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| Institution: | DING Li1,HUANG Xiangjing2,LIN Weiping3(1.China Lugang Group,Wenzhou,Zhejiang 325014,Chiha,2.Design Institute of Traffic Planning and Survey of Hunan Province,Changsha,Hunan 410008,China,3.Hunan Highway Constaction Investment Co.,LTD.Changsha,Hunan 410007,China) |
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| Abstract: | The unit composition and structure of the composite reinforced gabion retaining wall is introduced.With the use of FLAC,the composite mechanical response of reinforced gabion retaining wall is deeply studied,the distribution of the lateral wall deformation and tensile reinforcement,when applying different panel types and different reinforcement methods,is discussed,and the the best reinforced composite reinforced way is put forward.The result has shown that:the reinforcement methods plays a great impact on ... |
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| Keywords: | Composite reinforced gabion retaining wall Finite difference code FLAC Lateral displacement Tension reinforcement |
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