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Two-dimensional numerical simulation of chimney fluidization in a granular medium using a combination of discrete element and lattice Boltzmann methods

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Academic year: 2021

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FIG. 1. The LBM cell of the D2Q9 lattice showing the direction of each one of the nine discrete velocities.
FIG. 2. Bounce-back rule for stationary solid wall.
FIG. 3. Models of a contact force between a particles i and a particle j : (a) normal force and (b) tangential force.
FIG. 4. Geometry and boundary conditions of the lid-driven square cavity flow.
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