An experimental database for the development, calibration and verification of constitutive models for sand with focus to cyclic loading: part I—tests with monotonic …
T Wichtmann, T Triantafyllidis - Acta Geotechnica, 2016 - Springer
For numerical studies of geotechnical structures under earthquake loading, aiming to
examine a possible failure due to liquefaction, using a sophisticated constitutive model for …
examine a possible failure due to liquefaction, using a sophisticated constitutive model for …
Critical state soil mechanics for cyclic liquefaction and postliquefaction behavior: DEM study
Discrete-element method (DEM) simulations of three-dimensional (3D) assemblies of
ellipsoid particles were used to evaluate the critical state (CS) for both drained and …
ellipsoid particles were used to evaluate the critical state (CS) for both drained and …
[HTML][HTML] Influence of non-plastic fines content on maximum shear modulus of granular materials
Resonant column tests were conducted on clean Hostun sand and Hostun sand mixed with
5%, 10%, 20%, 30% and 40% fines (particle size smaller than 0.075 mm) to assess the …
5%, 10%, 20%, 30% and 40% fines (particle size smaller than 0.075 mm) to assess the …
The critical state behaviour of granular material in triaxial and direct simple shear condition: A DEM approach
The critical state (CS), the anchor concept in the critical state soil mechanics (CSSM)
framework, has been comprehensively evaluated in triaxial stress conditions, where all the …
framework, has been comprehensively evaluated in triaxial stress conditions, where all the …
Modelling the static liquefaction of sand with low-plasticity fines
MM Rahman, SCR Lo, YF Dafalias - Géotechnique, 2014 - icevirtuallibrary.com
There have been significant advances in understanding of the effect of fines content, fc, on
the mechanical response of sand with fines. The concepts of equivalent granular void ratio …
the mechanical response of sand with fines. The concepts of equivalent granular void ratio …
The failure modes of granular material in undrained cyclic loading: A critical state approach using DEM
Cyclic liquefaction failure modes are directly related to the consequence of liquefaction and
important for mitigation strategies. Two common failure modes, cyclic mobility (CM) and …
important for mitigation strategies. Two common failure modes, cyclic mobility (CM) and …
Advances in Coupling Computational Fluid Dynamics and Discrete Element Method in Geotechnical Problems
In some cases, the water content in granular soil increases to the extent that it becomes
saturated, which noticeably alters its responses. For example, the pore water pressure within …
saturated, which noticeably alters its responses. For example, the pore water pressure within …
Undrained behaviour of granular material and the role of fabric in isotropic and K0 consolidations: DEM approach
The behaviour of granular material was investigated by simulating an undrained triaxial
compression test for three-dimensional assembly of ellipsoid particles over a wide range of …
compression test for three-dimensional assembly of ellipsoid particles over a wide range of …
Prediction of undrained behavior of isotropically and anisotropically consolidated Firoozkuh sand: instability and flow liquefaction
A Lashkari, A Karimi, K Fakharian… - International Journal …, 2017 - ascelibrary.org
Recent experimental findings highlight the impact of anisotropic consolidation on triggering
flow liquefaction failures. Results of a series of undrained tests on isotropic and anisotropic …
flow liquefaction failures. Results of a series of undrained tests on isotropic and anisotropic …
[HTML][HTML] Cyclic liquefaction screening of sand with non-plastic fines: Critical state approach
MM Rahman, TG Sitharam - Geoscience Frontiers, 2020 - Elsevier
There have been significant advances in the application of critical state, CS, in liquefaction
potential assessment. This was done by comparing state parameter, ψ with estimated …
potential assessment. This was done by comparing state parameter, ψ with estimated …