Results 11 to 20 of about 20,307 (290)

Post-cyclic strength behaviors of undisturbed soft soils with different degrees of reconsolidation

open access: yesYantu gongcheng xuebao, 2021
The soft soil after cyclic loading is often in an intermediate state between unconsolidated and fully reconsolidated after a period of time, which can be described by the concept of degree of reconsolidation. At present, there are few studies considering
LU Yuan 1, 2, CHEN Dong-ge 8, CHEN Jian 1, 2, 3, 4, 5, 6, YU Song 7, HUANG Jue-hao 1, 2, 3, 4, FU Xiao-dong 1, 2, MA Chao 1
doaj   +1 more source

The effect of confinement in liquefaction tests carried out in a cyclic simple shear apparatus [PDF]

open access: yesE3S Web of Conferences, 2019
The cyclic simple shear tests can be used to reproduce in laboratory the complex behaviour of the soil during an earthquake, simulating the continuous rotation of the principal stress axes.
Mele Lucia   +2 more
doaj   +1 more source

Coupling effects of bidirectional cyclic loading and loading frequency on pore water pressure of saturated soft clay

open access: yesYantu gongcheng xuebao, 2017
A series of undrained cyclic tests with variable confining pressures are conducted on Ningbo saturated soft clay by using the GDS cyclic triaxial system. In this study, the coupling effects of cyclic deviatoric stress and cyclic confining pressure on the
HUANG Jue-hao 1, 2, CHEN Jian 1, 2, KE Wen-hui 3, ZHONG Yu 4, QIU Yue-feng 1, 2
doaj   +1 more source

Strain Accumulation in Soft Marine Clay due to One-Way Cyclic Load with Variable Confining Pressure

open access: yesAdvances in Civil Engineering, 2021
The effect of variable confining pressure on the strain accumulation in soft marine clay was investigated to gain a better understanding of the deformation characteristic in the subgrade of pavements due to traffic loading. A series of variable confining
Lei Sun
doaj   +1 more source

Influence of Confining Pressure on the Crack Growth Behavior in a Highly Filled Elastomer [PDF]

open access: yes, 2006
In this study, the effect of confining pressure on the crack growth behavior in a highly filled elastomer was investigated. The material under investigation contains 86% by weight of hard particles embedded in a rubbery matrix.
Liu, C. T., Ravichandran, G.
core   +1 more source

Effect of post-peak cyclic load on mechanics and seepage characteristics of sandstone under different confining pressures

open access: yesMeitan kexue jishu, 2023
The mining disturbance causes the rock mass in a certain range of the coal seam floor to be in a post-peak state. Due to the excavation of adjacent roadways and the mining of coal seams, the post-peak rock mass undergoes a cyclic loading-unloading ...
Peisen ZHANG   +7 more
doaj   +1 more source

Characterization of the material response in the granular ratcheting [PDF]

open access: yes, 2005
The existence of a very special ratcheting regime has recently been reported in a granular packing subjected to cyclic loading \cite{alonso04}. In this state, the system accumulates a small permanent deformation after each cycle.
A. Niemunis   +23 more
core   +2 more sources

Study on bump-prone property of coal under multi-stage confining pressure variable stress lower limit cyclic loading and unloading

open access: yesMeikuang Anquan, 2023
The study of coal bump-prone property under confining pressure plays a key role in exploring the formation mechanism of coal burst in deep underground mines.
Chuanjiu ZHANG   +3 more
doaj   +1 more source

Experimental study on the cyclic resistance of a natural loess from Northern France [PDF]

open access: yes, 2009
In order to analyze the instability phenomenon observed along the Northern High Speed Line of R\'eseau Ferr\'e de France (RFF), soil blocks were taken at a site near the railway, at four different depths (1.2, 2.2, 3.5 and 4.9 m).
Cui, Yu-Jun   +4 more
core   +4 more sources

Experimental study on damping ratio of overconsolidated clay under different cyclic confining pressures

open access: yesYantu gongcheng xuebao, 2022
Traffic loading is usually simulated by single cyclic deviator stress. However, the vertical normal stress and horizontal stress acting on the soil elements are all varied cyclically under the traffic loading.
HUANG Jue-hao 1, 2, CHEN Jian 1, 2, 3, YU Song 4, YAN Xiao-ling 5, 1, ZHAO Yong-feng 4, FU Xiao-dong 1, 2, MA Chao 1
doaj   +1 more source

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