A strategy to determine DEM parameters for spherical and non-spherical particles
Sign Up to like & getrecommendations! Published in 2017 at "Granular Matter"
DOI: 10.1007/s10035-017-0710-0
Abstract: In Discrete element method (DEM) simulations the choice of appropriate contact parameters is significant to obtain reasonable results. Particularly, for the determination of DEM parameters for non-spherical particles a general straightforward procedure is not available.… read more here.
Keywords: spherical particles; dem simulations; dem parameters; strategy ... See more keywords
Coupling of FEM and DEM simulations to consider dynamic deformations under particle load
Sign Up to like & getrecommendations! Published in 2017 at "Granular Matter"
DOI: 10.1007/s10035-017-0728-3
Abstract: Coupled FEM–DEM simulations enable the direct analysis of the load, the deformation and the stresses inside machine parts which interact with bulk materials. The analysis of large deformations of elastic parts is interesting as the… read more here.
Keywords: coupling fem; dem simulations; simulations consider; load ... See more keywords
DEM simulations: mixing of dry and wet granular material with different contact angles
Sign Up to like & getrecommendations! Published in 2018 at "Granular Matter"
DOI: 10.1007/s10035-018-0792-3
Abstract: In solid mixing the raw materials typically differ at least in one material property, such as particle size, solid density and wetting properties, which in turn influence particle mobility. For example, smaller particles can percolate… read more here.
Keywords: dem simulations; particle; material; different contact ... See more keywords
Evaluation of the performance of the cross-flow air classifier in manufactured sand processing via CFD–DEM simulations
Sign Up to like & getrecommendations! Published in 2018 at "Computational Particle Mechanics"
DOI: 10.1007/s40571-017-0155-6
Abstract: Manufactured sands are particulate materials obtained as by product of rock crushing. Particle sizes in the sand can be as high as 6 mm and as low as a few microns. The concrete industry has been… read more here.
Keywords: flow air; air; cfd dem; dem simulations ... See more keywords
Toward the modeling of combustion reactions through discrete element method (DEM) simulations
Sign Up to like & getrecommendations! Published in 2018 at "Computational Particle Mechanics"
DOI: 10.1007/s40571-018-0191-x
Abstract: In this work, the process of combustion of coal particles under turbulent regime in a high-temperature reaction chamber is modeled through 3D discrete element method (DEM) simulations. By assuming the occurrence of interfacial transport phenomena… read more here.
Keywords: method dem; element method; combustion; dem simulations ... See more keywords
Rheological transitions in semi-solid alloys: in-situ imaging and LBM-DEM simulations
Sign Up to like & getrecommendations! Published in 2020 at "Acta Materialia"
DOI: 10.1016/j.actamat.2020.03.011
Abstract: Abstract Rheological transitions from suspension flow to granular deformation and shear cracking are investigated in equiaxed-globular semi-solid alloys by combining synchrotron radiography experiments with coupled lattice Boltzmann method, discrete element method (LBM-DEM) simulations. The experiments… read more here.
Keywords: lbm dem; semi solid; solid alloys; rheological transitions ... See more keywords
CFD-DEM simulations of riser geometry effect and cluster phenomena
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Powder Technology"
DOI: 10.1016/j.apt.2021.07.007
Abstract: Abstract In this paper the influence of the inlet and outlet configurations of a pseudo-2D fluidized riser on the hydrodynamics (i.e. flow pattern and cluster characteristics) are studied. A detailed comparison between experimental data and… read more here.
Keywords: cluster; dem simulations; cfd dem; geometry ... See more keywords
ANN prediction of particle flow characteristics in a drum based on synthetic acoustic signals from DEM simulations
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2021.117012
Abstract: Abstract Rotating drums are widely used in industries for particle mixing, granulation and grinding. Linking internal particle flow condition with externally measured variables is crucial to online process monitoring and control. This work proposed a… read more here.
Keywords: particle flow; model; dem simulations; particle ... See more keywords
Explanations of anisotropic strength and fabric evolution in granular soils by DEM simulations and buckling failure theory
Sign Up to like & getrecommendations! Published in 2020 at "Geomechanics and Geoengineering"
DOI: 10.1080/17486025.2020.1755465
Abstract: This research aims to discover a micro explanation of anisotropic strength of granular soils caused by different inherent fabrics based on the discrete element method (DEM) simulations. Soil partic... read more here.
Keywords: explanations anisotropic; strength fabric; anisotropic strength; granular soils ... See more keywords