Calibration of the discrete element method

CJ Coetzee - Powder Technology, 2017 - Elsevier
The discrete element method (DEM) is used to model granular materials and analyse a wide
range of related applications. However, accurate predictions can only be made if the input …

[CARTE][B] Nonsmooth mechanics

B Brogliato, B Brogliato - 1999 - Springer
Thank you for opening the third edition of this monograph. The first edition [202] was
published in 1996 in the Lecture Notes in Control and Information Sciences series (vol. 220) …

[HTML][HTML] SHape Analyser for Particle Engineering (SHAPE): Seamless characterisation and simplification of particle morphology from imaging data

V Angelidakis, S Nadimi, S Utili - Computer Physics Communications, 2021 - Elsevier
The mechanical and rheological behaviour of particulate and granular assemblies is
significantly influenced by the shape of their individual particles. We present a code that …

Can friction replace roughness in the numerical simulation of granular materials?

G Mollon, A Quacquarelli, E Andò, G Viggiani - Granular Matter, 2020 - Springer
We perform numerical simulations of plane strain compression tests of Ottawa sand samples
inspired by previous micro computed tomography experiments. The numerical code used for …

[HTML][HTML] A numerical study on the effects of particle size distribution on run-out distance of granular flow

D Watanabe, S Moriguchi, K Terada - Soils and Foundations, 2022 - Elsevier
The discrete element method is a powerful numerical tool widely employed in granular flow
simulations. To reduce computational costs, either monodisperse granular models or …

Stress level effect on mobility of dry granular flows of angular rock fragments

B Cagnoli - Landslides, 2021 - Springer
Granular flows of angular rock fragments such as rock avalanches and dense pyroclastic
flows are simulated numerically by means of the discrete element method. Since large-scale …

Continuum modeling of pressure‐balanced and fluidized granular flows in 2‐D: Comparison with glass bead experiments and implications for concentrated …

ECP Breard, J Dufek, O Roche - Journal of Geophysical …, 2019 - Wiley Online Library
Granular flows are found across multiple geophysical environments and include pyroclastic
density currents, debris flows, and avalanches, among others. The key to describing …

The soft discrete element method

G Mollon - Granular Matter, 2022 - Springer
In order to accelerate simulations of assemblies of highly deformable grains, a novel
numerical approach, called Soft Discrete Element Method (SDEM) is presented. It consists in …

Effects of the configuration of a baffle–avalanche wall system on rock avalanches in Tibet Zhangmu: discrete element analysis

YZ Bi, SM He, YJ Du, XP Sun, XP Li - Bulletin of Engineering Geology and …, 2019 - Springer
Rock avalanches with a high mobility and kinetic energy pose a potential geological risk to
surrounding buildings. Baffles and avalanche walls are effective ways to protect these …

A unified numerical framework for rigid and compliant granular materials

G Mollon - Computational Particle Mechanics, 2018 - Springer
A numerical framework for the simulation of granular materials composed of mixed rigid and
compliant grains is presented in this paper. This approach is based on a multibody meshfree …