Granular and particle-laden flows: from laboratory experiments to field observations

R Delannay, A Valance, A Mangeney… - Journal of Physics D …, 2017 - iopscience.iop.org
This review article provides an overview of dry granular flows and particle fluid mixtures,
including experimental and numerical modeling at the laboratory scale, large scale …

A new SPH-based approach to simulation of granular flows using viscous damping and stress regularisation

CT Nguyen, CT Nguyen, HH Bui, GD Nguyen… - Landslides, 2017 - Springer
The smoothed particle hydrodynamics (SPH) method was recently extended to simulate
granular materials by the authors and demonstrated to be a powerful continuum numerical …

Grains3D, a flexible DEM approach for particles of arbitrary convex shape—Part I: Numerical model and validations

A Wachs, L Girolami, G Vinay, G Ferrer - Powder technology, 2012 - Elsevier
We suggest a novel variant of Discrete Element Method (DEM) to simulate the flow dynamics
of granular material made of non-spherical particles. Our approach is limited to particles of …

Viscoplastic modeling of granular column collapse with pressure-dependent rheology

IR Ionescu, A Mangeney, F Bouchut… - Journal of Non-Newtonian …, 2015 - Elsevier
A mechanical and numerical model of dry granular flows is proposed that quantitatively
reproduce laboratory experiments of granular column collapse over inclined planes. The …

The role of constitutive models in MPM simulations of granular column collapses

EJ Fern, K Soga - Acta Geotechnica, 2016 - Springer
The granular column collapse is a well-established experiment which consists of having a
vertical column of granular material on a flat surface and letting it collapse by gravity …

Critical Comparison of Motion Integration Strategies and Discretization Choices in the Material Point Method

S Duverger, J Duriez, P Philippe, S Bonelli - Archives of Computational …, 2024 - Springer
To simulate large, history-dependent material displacements, the Material Point Method
(MPM) solves for the kinematics of Lagrangian material points being embedded with …

Effects of material properties on the mobility of granular flow

NHT Nguyen, HH Bui, GD Nguyen - Granular Matter, 2020 - Springer
In this study, we investigate the influence of material properties on the mobility of granular
flow through granular column collapse experiments using the Smooth Particle …

Immersed granular collapse: from viscous to free-fall unsteady granular flows

L Lacaze, J Bouteloup, B Fry, E Izard - Journal of Fluid Mechanics, 2021 - cambridge.org
Immersed granular collapse: from viscous to free-fall unsteady granular flows Page 1 J. Fluid
Mech. (2021), vol. 912, A15, doi:10.1017/jfm.2020.1088 Immersed granular collapse: from …

Simulation of collapse of granular columns using the discrete element method

E Kermani, T Qiu, T Li - International Journal of Geomechanics, 2015 - ascelibrary.org
In this study, a three-dimensional (3D) numerical investigation of axisymmetric collapse of
granular columns has been conducted using the discrete element method (DEM). The …

Particle shape effects on granular column collapse using superquadric DEM

UT Hoang, NHT Nguyen - Powder Technology, 2023 - Elsevier
This paper presents a systematic study of particle shape effects on granular collapse using
superquadric Discrete Element Method. Superquadrics allow non-spherical shapes to be …