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| Teaching Since: | May 2017 |
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| Questions Answered: | 66690 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
7.51Â Â
Pin fins are to be specified for use in an industrial cool- ing application. The fins will be subjected to a gas in cross flow at V = 10 m/s. The cylindrical fin has a diameter of D = 15 mm, and the cross-sectional area is the same for each configuration shown in the sketch.
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(a)Â Â Â Determine the maximum possible heat removal rate through the fin.
(b)Â Â What fin length would provide a close approxima- tion to the heat rate found in part (a)? Hint: Refer to Example 3.9.
(c)Â Â Â Determine the fin effectiveness, sf.
(d)Â Â What is the percentage increase in the heat rate from As due to installation of the fin?
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