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November 24, 2012, 16:15 |
boundray layer
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#1 |
Member
amine
Join Date: Jun 2012
Posts: 65
Rep Power: 13 |
i want to simulate free convection in closed cavity: shall i create a boundray layer?or creating a boundary layers is only done in flow fluid(as water)only?if yes i must create a boundry layer plz tell me how to do that shortlythnx
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November 26, 2012, 02:05 |
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#2 |
Super Moderator
Maxime Perelli
Join Date: Mar 2009
Location: Switzerland
Posts: 3,297
Rep Power: 41 |
you meant liquid (not fluid), because liquids or gas are fluids and obey to NS equations (newtonians fluids)
Anyway, you are not enforce to use BL, but it is recommended. Check y+ & turbulence theory http://aerojet.engr.ucdavis.edu/gamb...tm#mesh_blayer
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