Investigation of Repurposed Material Utilization for Environmental Protection and Reduction of Overheat Power Losses in PV Panels

Table 2

Calculations of the fins’ effectiveness.

Area of PV panel	0.156 m^2
Ambient temperature	25°C
Heat convection coefficient ()	3.06 W m^-2 K^-1
Length of the fin ()	0.15 m
Width of the fin ()	0.31 m
Thickness of fin ()	0.001 m
Material’s thermal conductivity ()	237 W m^-1 K^-1
Number of fins	21
Finned area	1.56 m^2
Unfinned area	0.15 m^2
Heat rate from the finned area ()	110.8 W
Heat rate from the unfinned area ()	10.117 W
Backside temperature of PV panel	47°C
Fin’s cross-sectional area ()	0.00031 m^2
The effectiveness of fin ()	11.455
The efficiency of the fin ()	84.2%