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-   -   converging-diverging nozzle,o-grid (http://www.cfd-online.com/Forums/openfoam-meshing-utilities/82351-converging-diverging-nozzle-o-grid.html)

Rajshekar November 24, 2010 06:16

converging-diverging nozzle,o-grid
 
hi,
am working with ejector problem wherein primary and secondary nozzles are involved.
primary nozzle being converging-diverging nozzle(3d).queries regarding mesh generation for the same.
1. brief explanation of generating o-grid

2. can i do it without using stl file.if yes can u let me know the procedure of meshing CD nozzle with o-grid which snaps to the curvature of it.

3. links and must know info w.r.t to it
thanking you.

kumar November 25, 2010 03:52

Hi Rajshekar,
I also work on cylindrical meshes using ogrid topology:

As a starting point have a look at these two links:

http://openfoamwiki.net/index.php/Si...rupt_Expansion

http://openfoamwiki.net/index.php/Si...nical_diffuser

regards
K.Suresh kumar

Rajshekar November 25, 2010 05:02

thank you,kumar


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