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Oxygen-Enhanced Combustion, Second Edition, 2nd Edition
book

Oxygen-Enhanced Combustion, Second Edition, 2nd Edition

by Charles E. Baukal Jr.
March 2013
Intermediate to advanced content levelIntermediate to advanced
792 pages
43h 30m
English
CRC Press
Content preview from Oxygen-Enhanced Combustion, Second Edition, 2nd Edition
207Heat Transfer
a function only of its absolute temperature and is
described by
eT
b
4
(10.24a)
EAT
b
4
(10.24b)
where
A is the area (ft
2
or m
2
)
T is the absolute temperature of the body (°R or K)
σ is the Stefan-Boltzmann constant, which has the
value of
σ= °
00 0
8
.(./)1714 1Btu hr-ft -R 5 669 1Wm-K
24 -8 24
××
(10.25)
Example 10.4
Given: Surface temperature = 2000°F.
Find: Blackbody emissive power.
Solution
e
b
= σ T
4
= (0.1714 × 10
−8
Btu/h-ft
2
-°R
4
)(2,000 +
460°R)
4
= 62,800Btu/h-ft
2
If all of the radiation received at a solid surface is
absorbed by that surface, the body is referred to as a black-
body and has an absorptivity of one (α = 1). In addition, ...
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Publisher Resources

ISBN: 9781439862285