Research Article

Thermal Performance of Solar Air Heater Having Absorber Plate with V-Down Discrete Rib Roughness for Space-Heating Applications

Figure 1

(a) Schematic diagram and longitudinal section of a solar air heater with roughened absorber plate, (b) roughness for solar air heater ducts: (i)–(iv) plan view, (v)–(vii) longitudinal section [8].
151578.fig.001a
(a)
151578.fig.001b
(b)