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IDProjectCategoryView StatusDate SubmittedLast Update
0000413OpenFOAM[All Projects] Bugpublic2012-02-04 16:022012-02-06 09:10
Reporterjuanma 
Assigned Tomattijs 
PrioritynormalSeverityminorReproducibilityalways
StatusresolvedResolutionfixed 
PlatformOSOS Version
Product Version2.1.x 
Target VersionFixed in Version2.1.x 
Summary0000413: Small error at channelFoam case mesh
DescriptionDear all,

I just found out a tiny error inside the blockmeshDict:

    blocks
    (
    hex (0 1 3 2 6 7 9 8) (40 25 30) simpleGrading (1 10.7028 1)
    hex (2 3 5 4 8 9 11 10) (40 25 30) simpleGrading (1 0.0984 1)
    );

For the mesh to be symmetric the simpleGrading should be:

    (1 0.0934 1)

... or change the first one to (1 10.1626 1). I haven't checked what values make the cells in the center of the channel perfectly square, but with such a small difference I guess is more important to have the same growth ratio.

I've checked versions 1.5 to 2.0.1. It would be nice if the value is corrected for further releases.

Thanks,
Juanma
Additional InformationThe bug was previously reported at CFD Online, and I'm writing here following the suggestion of one of the replies to the thread.

http://www.cfd-online.com/Forums/openfoam-bugs/96882-small-error-channelfoam-case-mesh.html#post342729 [^]
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-  Notes
(0001027)
mattijs (manager)
2012-02-06 09:10

Fixed in 3c888cba14de9d49070fa94aa12593f85cead73e.

Thanks for reporting.

- Issue History
Date Modified Username Field Change
2012-02-04 16:02 juanma New Issue
2012-02-06 09:10 mattijs Note Added: 0001027
2012-02-06 09:10 mattijs Status new => resolved
2012-02-06 09:10 mattijs Fixed in Version => 2.1.x
2012-02-06 09:10 mattijs Resolution open => fixed
2012-02-06 09:10 mattijs Assigned To => mattijs