IMECH-IR  > 水动力学与海洋工程重点实验室(2009-2011)
液化土层中桶形基础承载力弱化的数值模拟
Alternative TitleNumerical simulation on the capacity degradation of bucket foundation in liquefied sand deposit
鲁晓兵; 李驰; 王淑云
Source Publication中国海上油气
2010-02-15
Issue01Pages:65-68+72
Abstract对动冰载作用下饱和砂土层液化过程中桶形基础承载力的弱化规律进行了数值模拟。建立液化土层的简化计算模型,采用FLAC3D软件分析了等效动冰载作用下土层不同位置的液化度及其主要影响因素;进而将具一定液化度土层的抗力作用等效为沿桶壁的不同刚度的非线性弹簧作用,在给定的位移破坏标准下确定不同液化度土层中桶形基础的承载力,分析液化土层中桶形基础承载力的弱化特征。在文中荷载条件和计算模型下,当土层顶面液化度为0.60、底面液化度为0.06时,土层中桶形基础的承载力降低12%。
Keyword液化土层 桶形基础 等效动冰载 液化度 弱化规律 数值模拟
URL查看原文
Language中文
Funding Organization中国科学院、中国海洋石油总公司联合重大项目“海洋石油开发若干重大科学技术问题研究”(KJCX2-SW-L03-01)资助的部分研究成果
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/43936
Collection水动力学与海洋工程重点实验室(2009-2011)
Corresponding Author鲁晓兵
Recommended Citation
GB/T 7714
鲁晓兵,李驰,王淑云. 液化土层中桶形基础承载力弱化的数值模拟[J]. 中国海上油气,2010(01):65-68+72.
APA 鲁晓兵,李驰,&王淑云.(2010).液化土层中桶形基础承载力弱化的数值模拟.中国海上油气(01),65-68+72.
MLA 鲁晓兵,et al."液化土层中桶形基础承载力弱化的数值模拟".中国海上油气 .01(2010):65-68+72.
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