Is The Use Of The Fin Justified?


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Justifying Fin Use. Annular aluminum fins of rectangular profile are attached to a circular tube. The skin diameter of the tube is 50 mm and the temperature of its outer surface is 200°C. The fins are 4 mm thick and have a length of 15 mm. The system is in ambient air at a temperature of 20°C and the floor convection coefficient is 40W/m^2 ·K. The thermal conductivity of aluminum is 240W/m ·K. The thermal conductivity of aluminum is 240W/m Ok. What are the efficiency, thermal resistance, effectiveness, and coiled tubing for sale heat transfer fee of a single fin? Is the usage of the fin justified?

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