T D -A₁ = Ac Obtain a relation for the fin efficiency for a fin of constant cross-sectional area Ac, perimeter p, length L, and thermal conductivity k exposed to convection to a medium at T with a heat transfer coefficient h. Assume the fins are sufficiently long so that the temperature of the fin at the tip is nearly To Take the temperature of the fin at the base to be Tb and neglect heat transfer from the fin tips. Simplify the relation for (a) a circular fin of diameter D and (b) rectangular fins of thickness t. h, T.

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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D
-A₂ = Ac
Obtain a relation for the fin efficiency for a fin
of constant cross-sectional area Ac, perimeter
p, length L, and thermal conductivity k
exposed to convection to a medium at T with
a heat transfer coefficient h. Assume the fins are sufficiently long so that the
temperature of the fin at the tip is nearly T... Take the temperature of the fin at
the base to be Tb and neglect heat transfer from the fin tips. Simplify the
relation for (a) a circular fin of diameter D and (b) rectangular fins of thickness
t.
h, T
Transcribed Image Text:D -A₂ = Ac Obtain a relation for the fin efficiency for a fin of constant cross-sectional area Ac, perimeter p, length L, and thermal conductivity k exposed to convection to a medium at T with a heat transfer coefficient h. Assume the fins are sufficiently long so that the temperature of the fin at the tip is nearly T... Take the temperature of the fin at the base to be Tb and neglect heat transfer from the fin tips. Simplify the relation for (a) a circular fin of diameter D and (b) rectangular fins of thickness t. h, T
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