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A modified criterion for wave-induced momentary liquefaction of sandy seabed

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文摘 The assessment of the wave-induced soil liquefaction plays a key role in the geotechnical design for offshore foundations. The underlying shortcomings of the existing momentary liquefaction criteria are identified and clarified by mechanism analyses and the recent field observations. A modified criterion for the wave-induced momentary liquefaction of a sandy seabed is given to describe the vertical porepressure distributions. An improved approximation of the momentary liquefaction depth is further presented. Parametric study of the effects of the saturation degree of soils indicates that this modification is significant for the evaluation of wave-induced momentary liquefaction.
来源 Theoretical and Applied Mechanics Letters ,2015,5(1):20-23 【核心库】
DOI 10.1016/j.taml.2015.01.004
关键词 Pore-pressure response ; Liquefaction criterion ; Momentary liquefaction ; Analytical approximation
地址

Institute of Mechanics, Chinese Academy of Sciences, Key Laboratory for Mechanics in Fluid Solid Coupling Systems, Chinese Academy of Sciences, Beijing, 100190

语种 英文
文献类型 研究性论文
ISSN 2095-0349
学科 非线性科学
文献收藏号 CSCD:5413561

参考文献 共 19 共1页

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引证文献 2

1 Gao Fuping On the instability of offshore foundations: theory and mechanism Science China. Physics, Mechanics & Astronomy,2015,58(12):124701-1-124701-17
被引 5

2 Wang Lihua Wave effects on the anti-liquefaction of the seabed around composite bucket foundation of offshore wind turbines Journal of Hydrodynamics,2021,33(6):1291-1302
被引 0 次

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