Computer Methods in Applied Mechanics and Engineering, ISSN 0045-7825, 10/2013, Volume 265, pp. 107 - 119
In the present paper a coupling law between the Lattice Boltzmann Method (LBM) for fluids and the Discrete Element Method (DEM) is introduced to study problems...
Lattice Boltzmann Method | Fluid-solid interaction | Discrete Element Method | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | MECHANICS | ENGINEERING, MULTIDISCIPLINARY | MODEL | FLOWS
Lattice Boltzmann Method | Fluid-solid interaction | Discrete Element Method | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | MECHANICS | ENGINEERING, MULTIDISCIPLINARY | MODEL | FLOWS
Journal Article
Computers and Geotechnics, ISSN 0266-352X, 01/2017, Volume 81, pp. 274 - 283
A micro-mechanical model is developed to study the fracture propagation process in rocks. The model is represented by an array of bonded particles simulated by...
Dimensional analysis | Discrete element method | Crack mouth opening displacement | ROCK | BRITTLE MATERIALS | SPECIMENS | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | TOUGHNESS | MIXED-MODE FRACTURE | ENGINEERING, GEOLOGICAL | GENERAL SHAPES | I-II FRACTURE
Dimensional analysis | Discrete element method | Crack mouth opening displacement | ROCK | BRITTLE MATERIALS | SPECIMENS | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | TOUGHNESS | MIXED-MODE FRACTURE | ENGINEERING, GEOLOGICAL | GENERAL SHAPES | I-II FRACTURE
Journal Article
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, ISSN 1539-3755, 06/2010, Volume 81, Issue 6, p. 061303
The spheropolyhedra method has been used earlier for efficient and accurate molecular dynamics simulations of granular matter with particles with complex...
SHEAR | MODELS | PHYSICS, FLUIDS & PLASMAS | FRAGMENTATION | PHYSICS, MATHEMATICAL | NUMERICAL-SIMULATION | DISCRETE ELEMENT METHOD | GRANULAR MEDIA
SHEAR | MODELS | PHYSICS, FLUIDS & PLASMAS | FRAGMENTATION | PHYSICS, MATHEMATICAL | NUMERICAL-SIMULATION | DISCRETE ELEMENT METHOD | GRANULAR MEDIA
Journal Article
Computer Physics Communications, ISSN 0010-4655, 2012, Volume 183, Issue 2, pp. 266 - 277
The paper presents an extension to the spheropolyhedra method for the simulation of granular materials comprising particles of general shapes with bonding. A...
Bonding models | Molecular dynamics | Fragmentation | DISCRETE-ELEMENT MODEL | ROCK FAILURE | POLYGONAL PARTICLES | BEHAVIOR | PHYSICS, MATHEMATICAL | DEM SIMULATION | BRAZILIAN TEST | FRACTURE | IMPACT | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | NUMERICAL-SIMULATION | Fracture mechanics | Computer simulation | Granular materials | Mathematical analysis | Mathematical models | Bonding | Failure | Three dimensional
Bonding models | Molecular dynamics | Fragmentation | DISCRETE-ELEMENT MODEL | ROCK FAILURE | POLYGONAL PARTICLES | BEHAVIOR | PHYSICS, MATHEMATICAL | DEM SIMULATION | BRAZILIAN TEST | FRACTURE | IMPACT | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | NUMERICAL-SIMULATION | Fracture mechanics | Computer simulation | Granular materials | Mathematical analysis | Mathematical models | Bonding | Failure | Three dimensional
Journal Article
International Journal of Rock Mechanics and Mining Sciences, ISSN 1365-1609, 07/2018, Volume 107, pp. 31 - 38
In this paper, a weakly compressible Lattice Boltzmann code is coupled with a realistic shape Discrete Element algorithm to create a simulation software to...
Lattice Boltzmann method | Discrete element method | Airblast in block caving mining | ENGINEERING, GEOLOGICAL | MINING & MINERAL PROCESSING | FLUID-FLOWS
Lattice Boltzmann method | Discrete element method | Airblast in block caving mining | ENGINEERING, GEOLOGICAL | MINING & MINERAL PROCESSING | FLUID-FLOWS
Journal Article
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, ISSN 1539-3755, 10/2012, Volume 86, Issue 4, p. 046306
Pore-scale flow simulations were conducted to investigate the permeability tensor of anisotropic porous media constructed using the Voronoi tessellation...
NAVIER-STOKES EQUATION | LAW | PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | NON-DARCY FLOW
NAVIER-STOKES EQUATION | LAW | PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | NON-DARCY FLOW
Journal Article
International Journal of Rock Mechanics and Mining Sciences, ISSN 1365-1609, 01/2019, Volume 113, pp. 303 - 309
In this paper, we have used a simulation software to show and characterize the phenomenology associated with airblast events in 3D when the block caving method...
Underground mining | Lattice Boltzmann method | Discrete element method | Airblast | Hazard and risk | Block caving | MINING & MINERAL PROCESSING | ENGINEERING, GEOLOGICAL | Numerical analysis | Synthetic training devices | Laws, regulations and rules | Industrial design | Analysis | Caving | Mineral industry | Permeability | Mining industry | Computer simulation | Air gaps | Velocity | Matrix methods | Physical properties | Darcy number | Underground mines | Mining | Phenomenology | Fractures | Compressed air | Mathematical analysis | Rocks | Scaling | Mathematical models | Three dimensional models
Underground mining | Lattice Boltzmann method | Discrete element method | Airblast | Hazard and risk | Block caving | MINING & MINERAL PROCESSING | ENGINEERING, GEOLOGICAL | Numerical analysis | Synthetic training devices | Laws, regulations and rules | Industrial design | Analysis | Caving | Mineral industry | Permeability | Mining industry | Computer simulation | Air gaps | Velocity | Matrix methods | Physical properties | Darcy number | Underground mines | Mining | Phenomenology | Fractures | Compressed air | Mathematical analysis | Rocks | Scaling | Mathematical models | Three dimensional models
Journal Article
Computers and Fluids, ISSN 0045-7930, 11/2018, Volume 177, pp. 12 - 19
In order to improve the accuracy of existing immersed moving boundary method (IMBM) for the coupled discrete element lattice Boltzmann method, a novel...
Fluid-solid interaction | Immersed moving boundary | Lattice Boltzmann method | Discrete element method | Weighting function | SPHERE | DRAG COEFFICIENT | MODEL | PARTICLE-FLUID | SIMULATION | FLOW | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | MECHANICS | REYNOLDS-NUMBER | BEHAVIORS
Fluid-solid interaction | Immersed moving boundary | Lattice Boltzmann method | Discrete element method | Weighting function | SPHERE | DRAG COEFFICIENT | MODEL | PARTICLE-FLUID | SIMULATION | FLOW | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | MECHANICS | REYNOLDS-NUMBER | BEHAVIORS
Journal Article
International Journal of Geotechnical Engineering, ISSN 1938-6362, 03/2018, pp. 1 - 10
Journal Article
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, ISSN 1539-3755, 11/2010, Volume 82, Issue 5, p. 056713
Minkowski operators (dilation and erosion of sets in vector spaces) have been extensively used in computer graphics, image processing to analyze the structure...
SHEAR | PHYSICS, FLUIDS & PLASMAS | GRANULAR ASSEMBLIES | MODEL | FRAGMENTATION | PHYSICS, MATHEMATICAL | DISCRETE ELEMENT METHOD
SHEAR | PHYSICS, FLUIDS & PLASMAS | GRANULAR ASSEMBLIES | MODEL | FRAGMENTATION | PHYSICS, MATHEMATICAL | DISCRETE ELEMENT METHOD
Journal Article
Computers and Fluids, ISSN 0045-7930, 04/2017, Volume 147, pp. 63 - 71
In this study, an efficient Discrete Element Lattice Boltzmann Model (DE-LBM) is introduced to simulate mechanical behaviours of multiphase systems involving...
Particle-fluid interaction | Lattice Boltzmann method | Discrete element method | ROTATING CIRCULAR-CYLINDER | STABILITY | ALGORITHM | DRAG COEFFICIENT | NONSPHERICAL PARTICLES | FALLING DISKS | STEADY | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | MECHANICS | DYNAMICS | GENERAL SHAPES | REYNOLDS-NUMBERS | Hydrology | Aquatic resources | Algorithms | Analysis
Particle-fluid interaction | Lattice Boltzmann method | Discrete element method | ROTATING CIRCULAR-CYLINDER | STABILITY | ALGORITHM | DRAG COEFFICIENT | NONSPHERICAL PARTICLES | FALLING DISKS | STEADY | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | MECHANICS | DYNAMICS | GENERAL SHAPES | REYNOLDS-NUMBERS | Hydrology | Aquatic resources | Algorithms | Analysis
Journal Article
Measurement Science and Technology, ISSN 0957-0233, 01/2017, Volume 28, Issue 1, p. 15902
A novel experimental approach for measuring porous flow characteristics using spherical hydro-gel beads and particle image velocimetry (PIV) technique is...
refractive index matching | particle image velocimetry | pore velocity | hydro-gel beads | ILLUMINATION | SPHERES | LIQUID FLOW | PACKED-BEDS | SIMULATION | TRANSPORT | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY | CROSS-CORRELATION ANALYSIS
refractive index matching | particle image velocimetry | pore velocity | hydro-gel beads | ILLUMINATION | SPHERES | LIQUID FLOW | PACKED-BEDS | SIMULATION | TRANSPORT | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY | CROSS-CORRELATION ANALYSIS
Journal Article
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, ISSN 1539-3755, 02/2012, Volume 85, Issue 2, p. 020301
Bottlenecks occur in a wide range of situations from pedestrians, ants, cattle, and traffic flow to the transport of granular materials. We examine granular...
SIMULATIONS | PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | FEATURES | Colloids - chemistry | Rheology - methods | Models, Chemical | Computer Simulation
SIMULATIONS | PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | FEATURES | Colloids - chemistry | Rheology - methods | Models, Chemical | Computer Simulation
Journal Article
Computers and Geotechnics, ISSN 0266-352X, 02/2018, Volume 94, pp. 31 - 45
Extreme weather events, such as floods, are becoming more frequent in future with all consequences concerning the safety especially of water retaining...
Embankment | Seepage flow | Dry and saturated soil | Smoothed Particle Hydrodynamics (SPH) | Elastic-plastic constitutive model | Soil-water interaction | FAILURE | SPH METHOD | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | ENGINEERING, GEOLOGICAL | SATURATED SOILS | FLOWS | NUMERICAL-SIMULATION | Weather | Fluid dynamics | Floods | Analysis | Investigations
Embankment | Seepage flow | Dry and saturated soil | Smoothed Particle Hydrodynamics (SPH) | Elastic-plastic constitutive model | Soil-water interaction | FAILURE | SPH METHOD | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | ENGINEERING, GEOLOGICAL | SATURATED SOILS | FLOWS | NUMERICAL-SIMULATION | Weather | Fluid dynamics | Floods | Analysis | Investigations
Journal Article
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, ISSN 1539-3755, 10/2015, Volume 92, Issue 4, p. 041001
Connectivity and conductivity of two-dimensional fracture networks (FNs), as an important type of continuous random networks, are examined systematically...
TRANSPORT | POROUS-MEDIA | PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | PERCOLATION
TRANSPORT | POROUS-MEDIA | PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | PERCOLATION
Journal Article
Computers and Geotechnics, ISSN 0266-352X, 01/2016, Volume 71, pp. 136 - 146
Pore-scale simulations using a Lattice Boltzmann Method (LBM)-based numerical model were conducted to examine how the capillary pressure and saturation ( )...
Lattice Boltzmann Methods | Unsaturated soil physics | INTERFACIAL AREA | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | ENGINEERING, GEOLOGICAL | NAVIER-STOKES EQUATION | MODEL | FLOW | Soil moisture | Analysis | Models | Soil mechanics | Porous media | Computational fluid dynamics | Computer simulation | Imbibition | Mathematical models | Boundaries | Soil (material) | Homogenizing
Lattice Boltzmann Methods | Unsaturated soil physics | INTERFACIAL AREA | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | ENGINEERING, GEOLOGICAL | NAVIER-STOKES EQUATION | MODEL | FLOW | Soil moisture | Analysis | Models | Soil mechanics | Porous media | Computational fluid dynamics | Computer simulation | Imbibition | Mathematical models | Boundaries | Soil (material) | Homogenizing
Journal Article
Computer Physics Communications, ISSN 0010-4655, 04/2013, Volume 184, Issue 4, pp. 1086 - 1093
This paper presents a numerical model based on the Lattice Boltzmann Method (LBM), developed for studying dynamic responses of an unsaturated porous medium to...
Unsaturated soil physics | Lattice Boltzmann methods | 2-PHASE FLOW | WAVES | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | NAVIER-STOKES EQUATION | BOUNDARY | SIMULATION | PHYSICS, MATHEMATICAL | Soils | Analysis | Models | Porous media | Computational fluid dynamics | Moisture content | Hydraulics | Fluid flow | Unsaturated | Mathematical models | Water tables
Unsaturated soil physics | Lattice Boltzmann methods | 2-PHASE FLOW | WAVES | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | NAVIER-STOKES EQUATION | BOUNDARY | SIMULATION | PHYSICS, MATHEMATICAL | Soils | Analysis | Models | Porous media | Computational fluid dynamics | Moisture content | Hydraulics | Fluid flow | Unsaturated | Mathematical models | Water tables
Journal Article
Philosophical Magazine, ISSN 1478-6435, 10/2015, Volume 95, Issue 28-30, pp. 3146 - 3166
The onset of internal erosion is a particle level phenomenon, and therefore, a numerical model capable of tracking the behaviour of particles at micro-scale is...
piping erosion | discrete element method (DEM) | critical hydraulic gradient | lattice Boltzmann method (LBM) | PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | LATTICE-BOLTZMANN METHOD | MODELS | MATERIALS SCIENCE, MULTIDISCIPLINARY | METALLURGY & METALLURGICAL ENGINEERING | RESOLUTION | Fluids | Tracking | Computational fluid dynamics | Fluid flow | Joining | Mathematical models | Discrete element method | Erosion
piping erosion | discrete element method (DEM) | critical hydraulic gradient | lattice Boltzmann method (LBM) | PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | LATTICE-BOLTZMANN METHOD | MODELS | MATERIALS SCIENCE, MULTIDISCIPLINARY | METALLURGY & METALLURGICAL ENGINEERING | RESOLUTION | Fluids | Tracking | Computational fluid dynamics | Fluid flow | Joining | Mathematical models | Discrete element method | Erosion
Journal Article
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, ISSN 1539-3755, 06/2009, Volume 79, Issue 6, p. 060301
We investigate the macroscopic properties of frictionless nonconvex particles using molecular dynamics. The calculations are based on a simple and efficient...
PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | MODEL
PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | MODEL
Journal Article
Water Resources Research, ISSN 0043-1397, 06/2015, Volume 51, Issue 6, pp. 4359 - 4373
Laboratory experiments were conducted to investigate flow of discrete microbubbles through a water‐saturated porous medium. During the experiments, bubbles,...
scaling behavior | discrete microbubble | gas transport | transparent porous medium | power law | pore water circulation | VISUALIZATION | MIGRATION | WATER RESOURCES | AIR-FLOW | SIMULATION | SOIL-GAS | ENVIRONMENTAL SCIENCES | GAS-BUBBLES | INJECTION | NAPL SITE REMEDIATION | LIMNOLOGY | GROUNDWATER | VOLATILE ORGANIC-COMPOUNDS | Bubble barriers | Experiments | Porous materials | Natural gas
scaling behavior | discrete microbubble | gas transport | transparent porous medium | power law | pore water circulation | VISUALIZATION | MIGRATION | WATER RESOURCES | AIR-FLOW | SIMULATION | SOIL-GAS | ENVIRONMENTAL SCIENCES | GAS-BUBBLES | INJECTION | NAPL SITE REMEDIATION | LIMNOLOGY | GROUNDWATER | VOLATILE ORGANIC-COMPOUNDS | Bubble barriers | Experiments | Porous materials | Natural gas
Journal Article
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