Dear Hannes, Indeed the best way would be to clean up the CAD. But the "Compound" feature can also help: see e.g.
https://gitlab.onelab.info/gmsh/gmsh/-/blob/master/benchmarks/step/part_compound_curved_mesh.geo Christophe > On 29 Jun 2020, at 16:21, Hannes Kröger <han...@kroegeronline.net> wrote: > > Hi All, > > I created the mesh (2D) shown below from some CAD model. > > The CAD model has a lot of strip-like faces which gmsh meshes very brave and > treats their boundaries as feature curves. Unfortunately, the surface is > later one side of a contact zone in FEM and I suspect these tiny faces to > cause trouble. > > The specified minimum mesh size is larger than these strips so this setting > is obviously not enough. Is there a way to make the cells span these tiny > strip faces? > > PS: I'm aware there is a repair feature in OpenCASCADE. Although this removes > the strip faces visually, I can no longer mesh the geometry after repair and > only error appear. > > <cijebbfdhebppgpf.png> > > Thanks for any hint. > > Regards, Hannes > > _______________________________________________ > gmsh mailing list > gmsh@onelab.info > http://onelab.info/mailman/listinfo/gmsh — Prof. Christophe Geuzaine University of Liege, Electrical Engineering and Computer Science http://www.montefiore.ulg.ac.be/~geuzaine _______________________________________________ gmsh mailing list gmsh@onelab.info http://onelab.info/mailman/listinfo/gmsh
