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ME321 Lecture 3 In-Class / Group Problem
A plane wall is subject to steady-state one-dimensional
conduction. There is no internal energy generation. For each T,
case in the table below, nd the unknown quantity. Indicate
the direction o
ME321 Lecture 8 In-Class Probiem '
A support rod of diameter, D = 25 mm,
and thermal conductivity, k E 60 W/m'K,
protrudes from a furnace, wliich is
covered in a layer of insulation of
*thickness, Li, = 7.00 mm. The rod is
wedded to the nnace-wal-l andiis
ME321 Lecture 6 InClass Problem
NAME 303M 3m,
A pipe-inpipe device for undersea pumping of warmed crude oil has the following conguration
shown below. Assume steady-state, 1D conduction, constant properties, and negligible contact
resistance at the pipe
W321 Lecture ll lnClass Problem
NAME 9:) ,1 in an
4.36 The elemental unit of an air heater consists of a long
circular rod of diameter D, which isencapsnlated by a
nned sleeve and in which thermal energy. is generated
by ohmic heating. The N ns of thickn
ME321 Lecture 5 Group Problem
NAME So a
The wall of a drying oven is constructed by sandwiching an insulation material of thennal
conductivity, k = 0:05 W/rn-K, between thin metal sheets. The oven air is at Tm- = 300C and the
corresponding convection coef
m (Aluminum) 33.333333 m^-1
Frost Layer Thickness (mm)
Frost Layer Thickness (m)
New Radius (m)
R' conv (m*K/W)