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 …

Solving large deformation problems in geotechnical and geo-environmental engineering with the smoothed particle hydrodynamics: a state-of-the-art review of …

KC Onyelowe, F Fazel Mojtahedi… - Environmental Earth …, 2023 - Springer
Coupled fluid–solid phase continuum problems associated with large deformation as
geotechnics experts encounter in slope stability problems have been extensively reviewed …

[HTML][HTML] Effects of particle size on crushing and deformation behaviors of rockfill materials

Y **ao, M Meng, A Daouadji, Q Chen, Z Wu… - Geoscience Frontiers, 2020 - Elsevier
Strength and deformation behaviors of rockfill materials, key factors for determining the
stability of dams, pertain strongly to the grain crushing characteristics. In this study, single …

Particle upscaling: Calibration and validation of the discrete element method

CJ Coetzee - Powder technology, 2019 - Elsevier
The discrete element method (DEM) is a numerical tool often used by engineers and
researchers to design, analyse and improve bulk materials handling systems. However, the …

[HTML][HTML] Geotechnical particle finite element method for modeling of soil-structure interaction under large deformation conditions

JM Carbonell, L Monforte, MO Ciantia, M Arroyo… - Journal of Rock …, 2022 - Elsevier
The possibilities of the particle finite element method (PFEM) for modeling geotechnical
problems are increasingly evident. PFEM is a numerical approach to solve large …

Grading evolution and critical state in a discrete numerical model of Fontainebleau sand

MO Ciantia, M Arroyo, C O'Sullivan, A Gens… - …, 2019 - icevirtuallibrary.com
Granular materials reach critical states upon shearing. The position and shape of a critical
state line (CSL) in the compression plane are important for constitutive models …

Single-particle crushing behaviour of carbonate sands studied by X-ray microtomography and a combined finite–discrete element method

B Zhou, Q Ku, C Li, H Wang, Y Dong, Z Cheng - Acta Geotechnica, 2022 - Springer
This paper investigates the particle breakage behaviour of a carbonate sand based on
single-particle compression experiments with in situ X-ray microtomography scanning (μCT) …

Numerical simulation of undrained insertion problems in geotechnical engineering with the Particle Finite Element Method (PFEM)

L Monforte, M Arroyo, JM Carbonell, A Gens - Computers and Geotechnics, 2017 - Elsevier
The paper presents total-stress numerical analyses of large-displacement soil-structure
interaction problems in geomechanics using the Particle Finite Element Method (PFEM) …

A coupled CFD–DEM approach to examine the hydraulic critical state of soil under increasing hydraulic gradient

TT Nguyen, B Indraratna - International Journal of Geomechanics, 2020 - ascelibrary.org
Increasing hydraulic gradients and associated seepage in a soil foundation accompanied by
a reduction in effective stress, degradation of soil stiffness, and diminished internal stability …

Coupled effective stress analysis of insertion problems in geotechnics with the particle finite element method

L Monforte, M Arroyo, JM Carbonell, A Gens - Computers and Geotechnics, 2018 - Elsevier
This paper describes a computational framework for the numerical analysis of quasi-static
soil-structure insertion problems in water saturated media. The Particle Finite Element …