> On 22 Aug 2018, at 12:16, Michael Groß <[email protected]> 
> wrote:
> 
> Dear Christophe,
> 
> we have questions to your article
> 
> "A frontal approach to hex-dominant mesh generation".
> 

The algorithm described in the paper is quite experimental as currently 
implemented. A brand new implementation is in the works and will hopefully make 
it into Gmsh 5.0.

> We also tried to use gmesh for meshing existing CAD-data from the
> homepage cited as Reference 41 in the above mentioned paper. But,
> gmesh generates error messages concerning penetrated surfaces.
> 

Make sure to specify mesh sizes that are compatible with the geometrical 
features. With version 4.0 Gmsh will show you where the surface meshes 
intersect so you can refine locally. You can also adapt the mesh size to the 
curvature, which can be a nice solution.

Christophe



> Could you give us hints for meshing such CAD-files with gmesh?
> 
> Many thanks
> 
> Michael
> 
> Am Mittwoch, den 07.12.2016, 18:36 +0100 schrieb Michael Groß:
>> Dear Christophe,
>> 
>> I need your help with an error in gmsh. 
>> 
>> Using 10-node tetrahedron elements for discretizing a cook-like cube (see
>> attached file), I get two nodes 36 and 37, which should not exist. These
>> nodes arise not in the volume elements, but in the surface elements, and
>> therefore in the node vector and the node sets. 
>> 
>> Do you have the same error? I work with the linux versions.
>> 
>> With kind regards,
>> 
> 
> -- 
> Prof. Michael Groß 
> Professur Technische Mechanik/Dynamik
> Fakultät für Maschinenbau
> 
> Technische Universität Chemnitz
> Reichenhainer Straße 70 | R. W239
> 09126 Chemnitz
> Germany
> 
> www.tu-chemnitz.de
> 

— 
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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