Research Article
CFD Modeling and Simulation of Hydrodynamics in a Fluidized Bed Dryer with Experimental Validation
Table 1
Values of model parameters used in the simulations and experiments.
| Symbol | Description | Value | Comment or reference |
| | Solids density | 1883βkg/m3 | A special type of Glass beads | | Gas density | 1.225βkg/m3 | Air at ambient conditions | | Mean particle diameter | 175, 275, 375βΞΌm | Three size of particle | | Coefficient of restitution | 0.85 | Fixed value | | Maximum solids packing | 0.64 | Syamlal and OβBrien [23, 24] | | Angle of internal friction | 27Β° | Johnson and Jackson [33] | | Column diameter | 28βcm | Fixed value | | Fluidized bed height | 100βcm | Fixed value | | Initial static bed height | 44βcm | Fixed value | | Superficial gas velocity | 0β100βcm/s | A range is used |
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