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Heat transfer processes
Heat transfer
quantity of heat transferred through flat plate
Q =
J
x
mJ
J
kJ
MJ
GJ
TJ
heat-transfer efficiency
k =
W/(m
2
·K)
x
W/(m
2
·K)
area of surface through which heat transfer takes place
S =
m
2
x
mm
2
cm
2
dm
2
m
2
km
2
a
ha
in
2
ft
2
yd
2
duration of process
t =
s
x
ps
ns
μs
ms
s
min
h
d
y
temperature difference of two media
ΔT =
K
x
μK
mK
K
kK
MK
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"
