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To study the permeability of saturated clays with different stress histories under ramp loading, the one-dimensional consolidation and seepage tests are carried out using modified GDS triaxial apparatus, and the change of the permeability coefficient of ...
ZHANG Le +3 more
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One-Dimensional Consolidation Properties of Soft Clay under Multi-Stage Loading
The consolidation characteristics of soft clay under multi-stage loading and single-stage loading exhibit significant differences. In order to investigate the consolidation behavior of soft clay under multi-stage loading, one-dimensional oedometer tests ...
Jiangfeng Wang +4 more
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One-dimensional nonlinear consolidation of soft clay with the non-Darcian flow [PDF]
Based on the non-Darcian flow law described by exponent m and threshold gradient i 1 under a low hydraulic gradient and the classical nonlinear relationships e-lgσ′ and e-lgk v (Mesri and Rokhsar, 1974), the governing equation of 1D nonlinear consolidation was modified by considering both uniform distribution of self ...
Chuan-xun Li, Kang-he Xie
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Dewatering and metal removal of silt can be obtained by applying electrokinetics. A coupled model for one-dimensional electroosmosis consolidation and ion migration, called ECT1, is proposed.
ZHOU Ya-dong 1, 2, ZHAI Xin-dong 1, YANG Wen-qing 1
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For the coupled process of one-dimensional consolidation and contaminant transport in a compacted clay liner under mechanical-chemical loading, the corresponding coupled model is established by considering the nonlinear changes of compressibility and ...
JIANG Wenhao 1, 2, 3, LI Jiangshan 1, 3, FENG Chen 1, 2, 3
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Soil in general is not a linear material, in which the relation between stress and strain is more complicated than the simple, linearly elastic relation.
N. B. YOUSIF, S. D. ABDUL-HAMEED
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Stress path dependent small strain stiffness of Shanghai clay [PDF]
The soil small strain stiffness plays an important role in many geotechnical applications such as machine foundations, deep excavations and earthquake ground response analysis.
Gu Xiaoqiang +3 more
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Poroelastoplastic reservoir modeling by tangent stiffness matrix method
As oil and gas extraction activities move into deeper rock formations, many experimental studies and field investigations indicate rock exhibits a plastic behavior rather than a pure linear elastic behavior, so poroelastoplasticity must be taken into ...
Lijing Zhang +3 more
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Applications of Chapman-Richards model to geotechnical engineering
In this paper, the Chapman-Richards model is adapted to best fit three types of nonlinear curves that are generally encountered in geotechnical engineering practices, i.e.
W. Nie, W. Guo
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The dropping of groundwater table by pumping may cause consolidation settlement of aquitard underlying aquifer, and the nonlinear compressibility and permeability of soils have evident influences on the consolidation deformation. Therefore, the nonlinear
Chuanxun LI, Liuhui JIANG
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