State of the art of coupled thermo–hydro-mechanical–chemical modelling for frozen soils

KQ Li, ZY Yin - Archives of Computational Methods in Engineering, 2024 - Springer
Numerous studies have investigated the coupled multi-field processes in frozen soils,
focusing on the variation in frozen soils and addressing the influences of climate change …

Smoothed particle hydrodynamics (SPH) and its applications in geomechanics: From solid fracture to granular behaviour and multiphase flows in porous media

HH Bui, GD Nguyen - Computers and Geotechnics, 2021 - Elsevier
We present the fundamental concepts of SPH with particular emphasis on its state-of-the-art
applications in geomechanics and geotechnical engineering. In the first part of the paper, we …

Two-phase PFEM with stable nodal integration for large deformation hydromechanical coupled geotechnical problems

YF **, ZY Yin - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
The node-based strain smoothed particle finite element method (NS-PFEM) has a high level
of computational efficiency. However, it has not yet been extended to hydromechanical …

A stable node-based smoothed PFEM for solving geotechnical large deformation 2D problems

YF **, ZY Yin, XW Zhou, FT Liu - Computer Methods in Applied Mechanics …, 2021 - Elsevier
The strain smoothed nodal integration particle finite element method (NS-PFEM) has a high
level of computational efficiency. However, it suffers from the 'overly soft'problem. This study …

A novel stabilized NS-FEM formulation for anisotropic double porosity media

Q Zhang, ZY Wang, ZY Yin, YF ** - Computer Methods in Applied …, 2022 - Elsevier
Self-consistent extension of linear poroelasticity to overlap** scales of porosity within fluid-
saturated anisotropic materials is developed. The coefficient matrix of poromechanical …

Three-dimensional large deformation modeling of landslides in spatially variable and strain-softening soils subjected to seismic loads

Y Liu, X Chen, M Hu - Canadian Geotechnical Journal, 2022 - cdnsciencepub.com
Landslide is a common dynamic large-deformation disaster of mobilized soils, which poses
a serious threat to the lives and economic properties of surrounding people. Both the strain …

A computationally efficient SPH framework for unsaturated soils and its application to predicting the entire rainfall-induced slope failure process

Y Lian, HH Bui, GD Nguyen, S Zhao, A Haque - Géotechnique, 2022 - icevirtuallibrary.com
The first and fully validated smoothed particle hydrodynamics (SPH) model is presented to
tackle coupled flow–deformation problems in unsaturated porous media that undergo large …

[HTML][HTML] An implicit 3D nodal integration based PFEM (N-PFEM) of natural temporal stability for dynamic analysis of granular flow and landslide problems

Y Zhang, X Zhang, H Nguyen, X Li, L Wang - Computers and Geotechnics, 2023 - Elsevier
The particle finite element method (PFEM) is a robust approach for modelling large
deformation problems with free surface evolution. The classical PFEM, however, requires …

Simulating the entire progressive failure process of rock slopes using the combined finite-discrete element method

L Sun, Q Liu, A Abdelaziz, X Tang… - Computers and …, 2022 - Elsevier
This paper presents a novel approach (Y-slope) to simulate entire slope failure processes,
from initiation, transport to deposition. The algorithm is implemented in a combined finite …

Failure mechanism, existing constitutive models and numerical modeling of landslides in sensitive clay: a review

ZA Urmi, A Saeidi, RVP Chavali, A Yerro - Geoenvironmental Disasters, 2023 - Springer
Landslides involving sensitive clays are recurrent events in the world's northern regions and
are especially notorious in eastern Canada. The two critical factors that separate sensitive …