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Forum: OpenFOAM Meshing & Mesh Conversion

July 17, 2013, 04:49

Replies: 6

[blockMesh] refinement of mesh around a half-cylinder-using blockMesh

Views: 3,654

Posted By colinB

Hi icoFoam is indeed for laminar flow, ...

Hi

icoFoam is indeed for laminar flow,

so for the boundary layer resolution you should
estimate the thickness of your boundary layer
as described e.g. here:
...

Forum: OpenFOAM Meshing & Mesh Conversion

July 16, 2013, 02:53

Replies: 6

[blockMesh] refinement of mesh around a half-cylinder-using blockMesh

Views: 3,654

Posted By colinB

Hey, for a good resolution of the boundary...

Hey,

for a good resolution of the boundary layer the y+ value
gives a good indication.

so when you re done with meshing you type

yPlusRAS

in your terminal and check the values which are...

Forum: OpenFOAM Meshing & Mesh Conversion

July 15, 2013, 10:26

Replies: 6

[blockMesh] refinement of mesh around a half-cylinder-using blockMesh

Views: 3,654

Posted By colinB

well you do some refinement, but in the wrong...

well you do some refinement, but in the wrong block.

Be aware that the blocks are counting from 0
so you have 15 blocks but the lowest number is zero
and the highest number is 14

It is the...

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