The role of particle shape in computational modelling of granular matter
Granular matter is ubiquitous in nature and is present in diverse forms in important
engineering, industrial and natural processes. Particle-based computational modelling has …
engineering, industrial and natural processes. Particle-based computational modelling has …
A review of recent development for the CFD-DEM investigations of non-spherical particles
The coupling between fluid and granular materials is commonly encountered in nature and
engineering practice. Moreover, the shape of granular materials in practical applications is …
engineering practice. Moreover, the shape of granular materials in practical applications is …
3D DEM modeling of biocemented sand with fines as cementing agents
Microbially induced calcium carbonate precipitation (MICP) has attracted much attention as
a promising green technique for soil improvement. Despite the significance of precipitation …
a promising green technique for soil improvement. Despite the significance of precipitation …
[HTML][HTML] A review of methods, applications and limitations for incorporating fluid flow in the discrete element method
T Wang, F Zhang, J Furtney, B Damjanac - Journal of Rock Mechanics and …, 2022 - Elsevier
The past decade has witnessed the substantial growth in research interests and progress on
the subject of coupled hydro-mechanical processes in rocks and soils, driven mainly by the …
the subject of coupled hydro-mechanical processes in rocks and soils, driven mainly by the …
A spherical‐harmonic‐based approach to discrete element modeling of 3D irregular particles
Different from previous discrete element methods (DEM), where irregular 3D particle shapes
are approximated by subspheres, vertices, or voxels, this study aims to develop an …
are approximated by subspheres, vertices, or voxels, this study aims to develop an …
Thirty years of developments in contact modelling of non-spherical particles in DEM: a selective review
YT Feng - Acta Mechanica Sinica, 2023 - Springer
The discrete element method has advanced significantly since it originated in 1979. This
paper aims to provide a selective overview of some major developments on contact …
paper aims to provide a selective overview of some major developments on contact …
Signed distance field framework for unified DEM modeling of granular media with arbitrary particle shapes
This paper presents a signed distance field (SDF) approach for unified discrete element
method (DEM) modeling of granular media using arbitrarily shaped particles. The SDF …
method (DEM) modeling of granular media using arbitrarily shaped particles. The SDF …
An energy-conserving contact theory for discrete element modelling of arbitrarily shaped particles: Basic framework and general contact model
YT Feng - Computer Methods in Applied Mechanics and …, 2021 - Elsevier
The first paper of this series establishes a unified theoretical framework that lays a solid
foundation for developing energy-conserving normal contact models for arbitrarily shaped …
foundation for developing energy-conserving normal contact models for arbitrarily shaped …
Three-dimensional Wadell roundness for particle angularity characterization of granular soils
Abstract The geologist Hakon Wadell proposed the roundness definition in the 1930s for
quantifying the particle angularity of granular soils. Due to the difficulty in obtaining three …
quantifying the particle angularity of granular soils. Due to the difficulty in obtaining three …
SudoDEM: Unleashing the predictive power of the discrete element method on simulation for non-spherical granular particles
This paper presents a novel open-source discrete element code, SudoDEM, for efficient
modeling of both 2D and 3D non-spherical particles under a GPL v3 or later license. Built …
modeling of both 2D and 3D non-spherical particles under a GPL v3 or later license. Built …