Research Article
Modeling and Simulation of Turbulent Flows through a Solar Air Heater Having Square-Sectioned Transverse Rib Roughness on the Absorber Plate
Table 1
Configurations of artificial roughness used in the study.
| Roughness configurations | Rib height, (mm) | Rib pitch, (mm) | Hydraulic diameter of duct, (mm) | Relative roughness pitch, P/e | Relative roughness height, e/D |
| Type 1 | 0.7 | 10 |
33.33 |
14.29 | 0.021 | Type 2 | 1 | 14.29 | 0.03 | Type 3 | 1.4 | 20 | 0.042 | Type 4 | 2.0 | 28.58 | 0.06 |
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