[Gmsh] Problem creating 3D mesh for geometry with multiple volumes.

Christophe Geuzaine cgeuzaine at uliege.be
Sun Nov 3 14:39:26 CET 2019



> On 3 Nov 2019, at 13:34, Mahesh Prasad <Mahesh.Prasad at ruhr-uni-bochum.de> wrote:
> 
> Hi gmsh community,
> 
> I am trying to mesh my 3D geometry that contains multiple volumes. Each volume is defined individually in the (.geo) file and the volumes match along the intersecting surfaces.
> Now when I try to mesh this, only the volumes that lie completely inside the geometry gets meshed. I have attached my (.geo) file in which 54 volumes are defined, and only 19 volumes undergo 3D meshing. Could some point to what mistake I am making ?

Volumes should be simply connected. Volume 4 for example contains two non-connected parts.

Christophe


> 
> NOTE: After importing this geometry into gmsh, I use "Coherence" to remove duplicate points lines and surfaces.
> 
> Thank you all in advance.
> 
> Best Regards
> Mahesh<test_vol.geo>_______________________________________________
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— 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine






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