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Old   June 17, 2011, 09:25
Default Nusselt number calculation
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sir i have to calculate the nusselt number ratio augumentation for dimple surface and smooth surface for reynolds number for laminar flow
Nu/Nuo..plz help me
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Old   June 20, 2011, 04:40
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Hi
Did you find your answer.
I also worked on dimpled surface in fluent and gambit and now I am working on a code for simulating the convective heat transfer along a dimpled surface.
let me know if you need help yet
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Old   June 20, 2011, 09:09
Default nusselt number
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respected sir plz send me the formula for nusselt number augumentation for flat and dimpled surface by reynolds number are 500 750 1000 1650 respectively
plz send me the formula
and cf/cfo ratio.
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Old   June 20, 2011, 10:25
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ftp://ftp.eng.auburn.edu/pub/hejingl...late/step6.htm

http://www.codecogs.com/code/enginee...sselt_flat.php


http://cfd.iut.ac.ir/files/plate.pdf

http://www.google.com/url?sa=t&sourc...G9m9t8xvjdSoyg

=========================
In all of thw above links there are formulas for calculating the nusselt number.... and how to calculate the nu number in fluent..
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Old   June 21, 2011, 08:27
Default friction factor calulation
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sir i want to calculate the friction factor for the reynolds number 500,750,1000,1650
for both the flat plate and dimpled surface.
thank u
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Old   June 21, 2011, 08:39
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hi
this may help you
read carefully

https://confluence.cornell.edu/displ...t+Plate+step+6
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