Modeling and Simulation of Turbulent Flows through a Solar Air Heater Having Square-Sectioned Transverse Rib Roughness on the Absorber Plate

Table 3

Thermophysical properties of air and absorber plate for CFD analysis.

Properties	Air	Absorber plate (aluminum)
Density, “𝜌”  (kg m^−3)	1.225	2719
Specific heat, “𝐶𝑝”  (J kg^−1 K^−1)	1006.43	871
Viscosity, “𝜇”  (N m^−2)	1.7894𝑒−05	—
Thermal conductivity, “𝑘”  (W m^−1 K^−1)	0.0242	202.4