Thanks Christophe, I'll try it. Regards, Shamsul Arefin ph: 017655441319 On Thu 12 Oct 10:17:01 pm, Christophe Geuzaine <[email protected]> wrote:
> On 11 Oct 2017, at 15:54, Shamsul Arefin wrote: > > How to mesh only the volume(s) and not the lines, surfaces etc? > > In my project I have imported a step-file of a bearing race (imagine a hollow > cylinder). I want meshes on the volume only. The other geometric entities > should be ignored. How do I make that happen? > > Normally if I use the '3D' mesh from the command tree, i find elements on the > line, surface and volumes. Whereas, I don't want any 2D elements rather only > 3D tetrahedron was expected. > > 1# I have tried to delete the geometry items, the edges, and failed. >>> idea > was to keep only the volume entity in the CAD and mesh only the volume. > > 2# i tried to define physical entities of the volumes, to mesh only that > physical entity, and failed. > a. I could not perform a selection (in coding) only for the volume elements. > b. even if I could succeed to select the volumes, I don't find a Meshing > command to mesh only a particular physical entity. > When you create physical entities, only those entities that belong to a physical entity will be saved. So in your case, just define (for example) a single physical volume that contains all the volumes in the model. Then Gmsh will only save 3D elements. > > Regards, > Shamsul Arefin > > _______________________________________________ > gmsh mailing list > [email protected] > http://onelab.info/mailman/listinfo/gmsh -- Prof. Christophe Geuzaine University of Liege, Electrical Engineering and Computer Science http://www.montefiore.ulg.ac.be/~geuzaine Free software: http://gmsh.info | http://getdp.info | http://onelab.info
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