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Advanced Thermodynamics for Engineers, 2nd Edition
book

Advanced Thermodynamics for Engineers, 2nd Edition

by Ali Turan, D. Winterbone
February 2015
Intermediate to advanced content levelIntermediate to advanced
578 pages
19h 27m
English
Butterworth-Heinemann
Content preview from Advanced Thermodynamics for Engineers, 2nd Edition
obtained from the fuel is based on the change of its exergy at the dead-state conditions. Hence, the
maximum available work from unit mass of fuel is
Dg
0
¼ g
R
0
g
P
0
(5.3)
This is related to the enthalpy of formation by the equation
Dg
0
¼ Dh
0
T
0
s
R
0
s
P
0
(5.4)
It was shown in Section 4.9.2 that jDg
0
j coul d be greater than, or less than, jDh
0
j, and the difference
was dependent on the structure of the fuel and the composition of the exhaust products. The efficiency
of the power plant can then be redefined as
h
0
¼
u
net
Dg
0
(5.5)
where
u
net
¼ actual net work output from the cycle per unit mass of fuel and
Dg
0
¼ change of Gibbs energy caused by combustion
¼ maximum ...
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Publisher Resources

ISBN: 9780444633736