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Thermodynamics Heat Transfer and Fluid Flow Volume 2 of 3 | Next
Convection Heat Transfer Summary |
CONVECTION HEAT TRANSFER
Heat Transfer
Solution:
a.
Find heat flux (
) through the insulation.
Q
Q
k A
æ
ç
è
ö
÷
ø
DT
Dx
Q
A
0.8
Btu
hr ft °F
æ
ç
ç
ç
è
ö
÷
÷
÷
ø
600°F
105°F
1 in
1 ft
12 in
4752
Btu
hr ft2
b.
Find the bulk temperature of the environment.
Q
h A (Tins
Tb)
(Tins
Tb)
Q
h A
Tb
Tins
Q
h
Tb
105°F
4752
Btu
hr ft2
950
Btu
hr ft2 °F
Tb
100°F
HT-02
Page 24
Rev. 0
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