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September 13, 2015, 04:31 |
the problem of 3D boundary layer
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#1 |
Member
wanghuo
Join Date: Aug 2014
Posts: 89
Rep Power: 11 |
Hello friends!
Fluid is in this geomery 11.jpg ,so I want to mesh the boudary layer ,the boudary layer is in this picture22.jpg.In the corner of the geomery the boudary is in this picture 33.jpg .My problem is that length of mesh 1 is diffent from the mesh of 2 so the quality of the volume mesh in the corner is poor ,how can I do to make the mesh have the same length ?Thank you very much ! your sincerely hotboy! |
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September 14, 2015, 01:06 |
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#2 |
Super Moderator
Maxime Perelli
Join Date: Mar 2009
Location: Switzerland
Posts: 3,297
Rep Power: 41 |
control the mesh on the edges
https://www.sharcnet.ca/Software/Gam...mesh_edge_mesh
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In memory of my friend Hervé: CFD engineer & freerider |
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September 14, 2015, 03:04 |
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#3 |
Member
wanghuo
Join Date: Aug 2014
Posts: 89
Rep Power: 11 |
Dear mAx!
Thank you very much ,I'll try to do it as you tell me . |
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September 14, 2015, 04:49 |
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#4 | |
Member
wanghuo
Join Date: Aug 2014
Posts: 89
Rep Power: 11 |
Quote:
I control the mesh on the edges ,but the result is this 992B26C54D5C5B496AB6E497E194EA0B.jpg what's the problem? |
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September 14, 2015, 08:20 |
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#5 |
Super Moderator
Maxime Perelli
Join Date: Mar 2009
Location: Switzerland
Posts: 3,297
Rep Power: 41 |
you need to mesh your surfaces first
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In memory of my friend Hervé: CFD engineer & freerider |
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September 14, 2015, 09:06 |
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#6 |
Member
wanghuo
Join Date: Aug 2014
Posts: 89
Rep Power: 11 |
Dear mAx!
Thank you very much for your help .I mesh the surfaces first but the problem is still exist CEDA4D0FA28BDB406009426BE47C0381.jpg. My geomery is there https://drive.google.com/folderview?...Gc&usp=sharing |
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September 14, 2015, 09:19 |
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#7 |
Super Moderator
Maxime Perelli
Join Date: Mar 2009
Location: Switzerland
Posts: 3,297
Rep Power: 41 |
no problem from my side
Untitled.png I just picked both edges and applied exponent node distribution Else you can define a size function with edge.7 as source and your volume as attachment. Gambit will automatically refine the mesh in this area
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In memory of my friend Hervé: CFD engineer & freerider Last edited by -mAx-; September 15, 2015 at 01:01. |
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September 14, 2015, 21:02 |
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#8 |
Member
wanghuo
Join Date: Aug 2014
Posts: 89
Rep Power: 11 |
Dear mAx!
With your help I fix this problem .Thank you very much! Best wishes for you! |
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