Discrete element method simulations for complex granular flows

Y Guo, JS Curtis - Annual Review of Fluid Mechanics, 2015 - annualreviews.org
This review article focuses on the modeling of complex granular flows employing the
discrete element method (DEM) approach. The specific topic discussed is the application of …

An approach to enhance efficiency of DEM modelling of soils with crushable grains

MO Ciantia, M Arroyo, F Calvetti, A Gens - Géotechnique, 2015 - icevirtuallibrary.com
In this study oedometric compression tests of hydrocarbon coke, Fontainebleau sand and
silica sand are simulated in three dimensions using breakable particles. The method adapts …

Particle-based discrete element modeling: geomechanics perspective

C O'Sullivan - International Journal of Geomechanics, 2011 - ascelibrary.org
This paper is a review of the use of particulate discrete element modeling (DEM) in
geomechanics. The overall objective of the paper is to serve as an introduction to …

[HTML][HTML] 3D DEM investigation of granular column collapse: evaluation of debris motion and its destructive power

S Utili, T Zhao, GT Houlsby - Engineering geology, 2015 - Elsevier
This paper presents a numerical investigation of the behaviour of dry granular flows
generated by the collapse of prismatic columns via 3D Distinct Element Method (DEM) …

Lattice element models and their peculiarities

M Nikolić, E Karavelić, A Ibrahimbegovic… - … Methods in Engineering, 2018 - Springer
This paper presents the lattice element models, as a class of discrete models, in which the
structural solid is represented as an assembly of one-dimensional elements. This idea …

Optimization design and performance study of a subsoiler underlying the tea garden subsoiling mechanism based on bionics and EDEM

L Zhang, Y Zhai, J Chen, Z Zhang, S Huang - Soil and Tillage Research, 2022 - Elsevier
Considering the problems of high tillage resistance, high energy consumption, and failure to
break the plow pan in subsoiling caused by the high viscosity of tea garden soil, a new …

A bonded-particle model for cemented sand

M Obermayr, K Dressler, C Vrettos… - Computers and …, 2013 - Elsevier
We propose an extension of the Discrete Element Method for the numerical simulation of
cemented sands, in which spherical particles are bonded together by elastic beams …

Principles of viscous sintering in amorphous powders: A critical review

M Kamyabi, R Sotudeh-Gharebagh, R Zarghami… - … Research and Design, 2017 - Elsevier
The present work deals with the main mechanisms involved in caking of amorphous
powders and its theoretical background. After a brief outline of the general basics, the review …

DEM simulation of bonded granular material. Part I: contact model and application to cemented sand

Z Shen, M Jiang, C Thornton - Computers and Geotechnics, 2016 - Elsevier
A three-dimensional bonded contact model is developed in this study to simulate the
mechanical behavior of bonded granular material using the Discrete Element Method. Two …

Modeling shear behavior and strain localization in cemented sands by two-dimensional distinct element method analyses

MJ Jiang, HB Yan, HH Zhu, S Utili - Computers and Geotechnics, 2011 - Elsevier
This paper presents a numerical investigation of shear behavior and strain localization in
cemented sands using the distinct element method (DEM), employing two different failure …