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Showing results 1 to 23 of 23 Search took 0.00 seconds. Search: Posts Made By: openfoam_user

Forum: OpenFOAM Meshing & Mesh Conversion October 7, 2011, 03:42

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Jan, you can try the flange tutorial: ... Hi Jan, you can try the flange tutorial: OpenFOAM-2.0.x/tutorials/mesh/snappyHexMesh/flange Following lines are needed to capture sharp edges: // Explicit feature edge refinement

Forum: OpenFOAM Meshing & Mesh Conversion November 15, 2010, 05:36

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Pascal, hereafter is the answer to the... Hi Pascal, hereafter is the answer to the private mail you sent me some days ago: the layers are degrading towards the edges, rather than being continued around the edges. For my case (cube)...

Forum: OpenFOAM Meshing & Mesh Conversion August 20, 2010, 07:57

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, thanks a lot for improving your... Hi Niklas, thanks a lot for improving your great tool ! Once you have rewritten your code I will try it with my geometry. Best regards, Stephane.

Forum: OpenFOAM Meshing & Mesh Conversion August 16, 2010, 03:02

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi, I have attached a cube.tar.gz file. Do... Hi, I have attached a cube.tar.gz file. Do the following commands: tar xvzf cube.tar.gz cd cube blockMesh snappyHexMesh ln -s constant/triSurface/cube.stl snapEdge

Forum: OpenFOAM Meshing & Mesh Conversion July 30, 2010, 10:01

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user More pictures (rear view). Stephane. More pictures (rear view). Stephane.

Forum: OpenFOAM Meshing & Mesh Conversion July 30, 2010, 10:00

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Attached are some pictures (front view) about the... Attached are some pictures (front view) about the mesh generation process with snappyHexMesh and the snapEdge tool developed by Niklas Nordin. The geometry is the Ahmed body. First step : cell...

Forum: OpenFOAM Meshing & Mesh Conversion July 29, 2010, 13:22

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Sorry Niklas, it was just a problem of my... Sorry Niklas, it was just a problem of my OpenFOAM-1.7.x version. Now your tool works again. Stephane.

Forum: OpenFOAM Meshing & Mesh Conversion July 29, 2010, 07:40

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, this morning I have updated the... Hi Niklas, this morning I have updated the GIT version of OpenFOAM-1.7.x. And I have the following error message when using snapEdge: ---------------------------------- [110]cfs10-sanchi...

Forum: OpenFOAM Meshing & Mesh Conversion July 29, 2010, 05:05

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Gonzalo, yes, you are right. First... Hi Gonzalo, yes, you are right. First use sHM without prism layers, then snapEdge and finally sHM with only layers. I will soon put pictures about it with the ahmed body. Work in progress...

Forum: OpenFOAM Meshing & Mesh Conversion July 13, 2010, 08:58

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, it would be nice to have the... Hi Niklas, it would be nice to have the -overwrite option as for snappyHexMesh. After having used your snapEdge tool I have the following files: /3/meshPhi.gz /3/polyMesh/points.gz Do I...

Forum: OpenFOAM Meshing & Mesh Conversion July 12, 2010, 02:23

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Johannes, just set nSmootherIterations 0 ... Hi Johannes, just set nSmootherIterations 0 and the 'Smoothing patch faces' will disappears. Stephane.

Forum: OpenFOAM Meshing & Mesh Conversion July 7, 2010, 07:54

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, is this new version of snapEdge... Hi Niklas, is this new version of snapEdge only for multiple stl files or also for single stl file ? Stephane.

Forum: OpenFOAM Meshing & Mesh Conversion June 30, 2010, 10:27

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user for the ahmed body some minor problems remain: ... for the ahmed body some minor problems remain: - the corner is not correct (first picture) - near the head of the ahmed body (second picture) there is one cell with 3 edges instead of 4 - the...

Forum: OpenFOAM Meshing & Mesh Conversion June 30, 2010, 09:48

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Niklas, yes it works. No I will try it... Niklas, yes it works. No I will try it for the complete ahmed body. Thanks, Stephane.

Forum: OpenFOAM Meshing & Mesh Conversion June 30, 2010, 07:16

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user what's your mail address ? what's your mail address ?

Forum: OpenFOAM Meshing & Mesh Conversion June 30, 2010, 05:49

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, I have done a smaller case with... Hi Niklas, I have done a smaller case with just the rear part. 2 kind of problems remain: 1. at the corners of the oblique edges 2. on the oblique edges Have a look at the attached...

Forum: OpenFOAM Meshing & Mesh Conversion June 30, 2010, 04:29

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, I am trying to use our tool for... Hi Niklas, I am trying to use our tool for the ahmed body. Attached is a picture of the rear part of the body. Is it possible to improve the surface mesh ? Regards,

Forum: OpenFOAM Meshing & Mesh Conversion June 24, 2010, 09:35

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Niklas, it works with tolerance 0.85 ! ... Niklas, it works with tolerance 0.85 ! Now I will try it with layers around the cube. And with a more complex geometry. Great tool !

Forum: OpenFOAM Meshing & Mesh Conversion June 24, 2010, 08:52

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user The grid at the corner is improved. Now the... The grid at the corner is improved. Now the corner locations are right, but still a very small problem remains. Look at the attached picture. Thanks ! Stephane

Forum: OpenFOAM Meshing & Mesh Conversion June 24, 2010, 07:46

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi, I made the changes. Now along the... Hi, I made the changes. Now along the edges the mesh is perfect. Some small problems remain at the corners. Have a closer look at the second picture. Stephane.

Forum: OpenFOAM Meshing & Mesh Conversion June 24, 2010, 06:59

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user hi, no the result remains the same ! I... hi, no the result remains the same ! I attach a zipped tar file. If you have time you can try to improve the mesh. tar xvzf cube.tar.gz and run the following commands: blockMesh

Forum: OpenFOAM Meshing & Mesh Conversion June 24, 2010, 05:20

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, I did another way for the... Hi Niklas, I did another way for the installation. 1. Download snapEdge.tgz 2. Unpack it with 'tar zxfv snapEdge.tgz 3. Put the snapEdge folder in...

Forum: OpenFOAM Meshing & Mesh Conversion June 24, 2010, 04:15

Replies: 138 [snappyHexMesh] jagged, ragged edges... Views: 30,827 Posted By openfoam_user Hi Niklas, thanks a lot for the utility... Hi Niklas, thanks a lot for the utility snapEdge. I would like to try it. Could you explain me how and where to install the directory snapEdge. Best Regards,

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