Skip to Main Content
Heat Transfer
book

Heat Transfer

by Younes Shabany
December 2009
Intermediate to advanced content levelIntermediate to advanced
523 pages
18h 30m
English
CRC Press
Content preview from Heat Transfer
174 Heat Transfer: Thermal Management of Electronics
obtained by taking the limit of Equation 8.10 as both Δx and Δt approach zero.
Note that
lim lim
x
xx xx
t
QQ
x
Q
x
T
t
T
+
=
=
00

and
∂∂t
. (8.11)
Therefore, if both Δx and Δt approach zero, Equation 8.10 becomes
+=
1
A
Q
x
gC
T
t
x
p
ρ .
(8.12)
Finally, substituting Fourier’s law of heat conduction for
Q
x
gives
+=
1
Ax
kA
T
x
gC
T
t
xx p
ρ .
(8.13)
Note that A
x
 = A and is constant in this one-dimensional analysis. Also, since heat
conduction is in one direction only, the index x is removed from thermal conductivity
and k will be used to represent thermal conductivity in the direction ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Heat Transfer Engineering

Heat Transfer Engineering

C. Balaji, Balaji Srinivasan, Sateesh Gedupudi
Heat and Mass Transfer, 2nd Edition

Heat and Mass Transfer, 2nd Edition

R. Rudramoorthy, K. Mayilswamy
Heat Transfer: Theory and Problems

Heat Transfer: Theory and Problems

R. Rudramoorthy, K. Mayilsamy

Publisher Resources

ISBN: 9781439814680