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| 施工阶段对CFG桩复合地基沉降与受力影响的有限元分析 | |
| 引用本文： | 丁桂伶,刘升传,王连俊. 施工阶段对CFG桩复合地基沉降与受力影响的有限元分析[J]. 公路, 2011, 0(10): 12-17 |
| 作者姓名： | 丁桂伶 刘升传 王连俊 |
| 作者单位： | 1. 北京市地质研究所北京市 100120 2. 交通运输部公路科学研究院 北京市100088 3. 北京交通大学北京市 100044 |
| 摘 要： | 复合地基研究的关键在于各类复合地基中荷载传递机理、附加应力的分布规律及特点.而对这一问题的研究,以有限元为代表的数值模拟方法,可以模拟复合地基的物理几何特性及各种工况,可以展示整个计算域的应力场和位移场,可以避免模型尺寸、形状、荷载、参数等限制,并且可以模拟室内和现场难以达到的试验条件和试验方案,在工程中有着广阔的应用... |
| 关 键 词： | 施工阶段 CFG桩复合地基 沉降 应力 有限元 |
FE Analysis of Influence of Construction Phase on Settlement and Stress of CFG Pile Composite Foundation |
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| DING Gui-ling,LIU Sheng-chuan,WANG Lian-jun. FE Analysis of Influence of Construction Phase on Settlement and Stress of CFG Pile Composite Foundation[J]. Highway, 2011, 0(10): 12-17 | |
| Authors: | DING Gui-ling LIU Sheng-chuan WANG Lian-jun |
| Affiliation: | DING Gui-ling1,LIU Sheng-chuan2,WANG Lian-jun3(1.Beijing Institute of Geology,Beijing 100120,China,2.Research Institute of Highway,Ministry of Transport,Beijing 100088,3.Beijing Jiaotong University,Beijing 100044,China) |
| Abstract: | The key to study composite foundation is the load transfer mechanism,the additional stress distribution and characteristics.About the researches on this issue,numerical simulation method as the representative of the finite element can simulate the geometric properties of composite foundation and a variety of physical conditions.And it can show the stress field throughout the computational domain and the displacement field,which can avoid model size,shape,load,parameters and other restrictions.Numerical simu... |
| Keywords: | construction period CFG pile composite foundation settlement stress finite element |
| 本文献已被 CNKI 万方数据 等数据库收录！ | |