Engineering, 14.07.2020 01:01, ava1018

A hot plate with a temperature of 60 C, 50 triangular profile needle wings of length (54 mm), diameter 10 mm (k = 204W / mK) will be added and cooled. Ambient temperature is 20 C and heat transfer coefficient is 20 Since it is W / m2K; a-) Wing efficiency, b-) Total heat transfer rate (W) from the wings, c-) Calculate the effectiveness of a wing.

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A hot plate with a temperature of 60 C, 50 triangular profile needle wings of length (54 mm), diamet...