Vibrationally-Fluidized Granular Flows: Impact and Bulk Velocity Measurements Compared with Discrete Element and Continuum Models
- Kamyar Hashemnia
- University of Toronto, USA
- Mechanical and Industrial Engineering
- Professor Jan K. Spelt
- 2010 - 2014
EDEM was used to build and simulate a discrete element model of a vibrationally -fluidized granular flow produced in a tub vibratory finisher. The objective was to study the bulk and local impact behavior of the granular media and compare the numerical results with the experimental measurements.
K. Hashemnia, J.K. Spelt, Finite Element Continuum Modeling of Vibrationally-Fluidized Granular Flows, Chemical Engineering Science, 129 (2015) 91-105.
K. Hashemnia, J. K. Spelt, Particle impact velocities in a vibrationally fluidized granular flow: measurements and discrete element predictions, Chemical Engineering Science, 109 (2014) 123–135.
Fig. 1. Side view of the simulation constructed using the plane of symmetry through the elliptical laser velocity probe (as if measuring velocities of particles approaching from the right).
Fig. 2. Plan view of the simulation constructed using the plane of symmetry through the elliptical laser velocity probe (as if measuring velocities of particles approaching from the right).
Fig. 3. Probability density distributions of impact velocities predicted by the DEM and measured in the experiments. All the distributions were fitted with log-normal functions.
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