Question
a 4 in steel pipe carrying 450 F steam is lagged with 1 in of kapok surrounded by 1 in of hydrogen layer, and finaly
a 4 in steel pipe carrying 450 F steam is lagged with 1 in of kapok surrounded by 1 in of hydrogen layer, and finaly 1/2 in of powdered magnesite as a plaster. The surrounding air is at 70 F. Assume a convective coefficient of 0.9 BTU/hr ft2 F for hydrogen .
a) Show the figure of the system.
b) What is the heat loss from pipe per linear foot?
|F
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Introduction To Chemical Engineering Thermodynamics
Authors: J.M. Smith, Hendrick Van Ness, Michael Abbott, Mark Swihart
8th Edition
1259696529, 978-1259696527
