IMECH-IR  > 水动力学与海洋工程重点实验室(2009-2011)
粉土地层中桶形基础水平动载响应的离心机实验研究
Alternative TitleSTUDY ON THE RESPONSES OF SUCTION BUCKET IN FINE SAND DEPOSIT UNDER HORIZONTAL DYNAMIC LOADING
矫滨田; 时忠民; 鲁晓兵; 张建红
Source Publication工程力学
2010
Volume27Issue:7Pages:131-141
ISSN1000-4750
Abstract对动载作用下分层土中单桶基础动承载特性、四桶基础动承载特性进行了离心机实验模拟,并对动载后桶基静承载力进行了模拟。结果表明:桶顶与粘土面相同时,有上覆粘土层条件下的桶基动力响应较无上覆粘土层条件下的孔压增长小,但沉陷大;桶顶与粘土层下的砂土面相同时比与粘土面相同时的响应大。桶基在动载后的静承载力得到提高。由于液化区的滤波和对动载的衰减作用,发生沉降的范围有限,离桶壁约一倍桶高距离。超孔隙水压从桶基边沿水平向逐渐衰减,从土面开始往下逐渐衰减到零。桶基周围砂土完全液化的厚度随载荷幅值的增加而增加,最大值约为桶高的40%。
Keyword分层土 离心机实验 多桶基础 动承载特性 粉土地层
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Indexed ByEI ; CSCD
Language中文
Funding Organization中国科学院重大项目(KZCX2-YW-302) ; 国家自然科学基金项目(10772182)
CSCD IDCSCD:3904133
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Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/43938
Collection水动力学与海洋工程重点实验室(2009-2011)
Corresponding Author矫滨田
Recommended Citation
GB/T 7714
矫滨田,时忠民,鲁晓兵,等. 粉土地层中桶形基础水平动载响应的离心机实验研究[J]. 工程力学,2010,27(7):131-141.
APA 矫滨田,时忠民,鲁晓兵,&张建红.(2010).粉土地层中桶形基础水平动载响应的离心机实验研究.工程力学,27(7),131-141.
MLA 矫滨田,et al."粉土地层中桶形基础水平动载响应的离心机实验研究".工程力学 27.7(2010):131-141.
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