HEAT & MASS TRANSFER ACCESS CODE
6th Edition
ISBN: 9781264130030
Author: CENGEL
Publisher: MCG
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Question
Chapter 2, Problem 92P
(a)
To determine
The differential equationfor heat conduction through the wall.
The boundary condition for heat conduction through the wall.
(b)
To determine
The variation of the temperature in the wall.
(c)
To determine
The temperature of the insulated surface.
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A plane wall (0.8 m x 0.6 m) at 10 oC is to be heated by attaching 7-cm-long, 3-mm-diameter pin fins (k=200 W/mK, ρ=5000 kg/m3) to it. nfin=200 fins are to be used in total. Temperature of the surrounding fluid is 100 oC, and the heat transfer coefficient on the surfaces is 35 W/m2K. Total (material + manufacturing) cost of the fins is 850 TL/kg. Fill the table below by neglecting heat transfer from the fin tips.
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A plane wall (0.8 m x 0.6 m) at 10 oC is to be heated by attaching 7-cm-long, 3-mm-diameter pin fins (k=200 W/mK, ρ=5000 kg/m3 ) to it. nfin=2000 fins are to be used in total. Temperature of the surrounding fluid is 100 oC, and the heat transfer coefficient on the surfaces is 35 W/m2K. Total (material + manufacturing) cost of the fins is 850 TL/kg. neglecting heat transfer from the fin tips
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Chapter 2 Solutions
HEAT & MASS TRANSFER ACCESS CODE
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