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Table 3
General features of the CFD model.
| Parameter | Model |
|---|---|
| Solver | Pressure based, double precision |
| Geometry | 2-dimensional axisymmetric |
| Turbulence | Laminar flow |
| Discretization | Pressure: standard Density: first order upwind Momentum: first order upwind Turbulent kinetic energy: first order upwind Specific dissipation rate: first order upwind |
| Walls | No-slip |
| Temperature of the wall | 323 K |
| Time step size | 1 s |
| Mesh type | Uniform rectangle |
| Mesh size | 1 mm × 1 mm |
| The number of mesh | 156000 |
| Pressure drop of the bed | ΔP/L [kPa/m] = a × v [m/s], a = 1.45 × 105 [kPa·s/m2] |
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