Can you share the STL? Maybe the quality is constrained by the quality of the input triangles.
Christophe > On 21 Dec 2018, at 03:30, Prithivirajan V <[email protected]> wrote: > > Dear Gmsh users, > > I am using Gmsh to convert a bunch of .STL files to a 3D volume mesh ( > tetrahedral) using the following set of 4 commands. > > ############################### > 1. Merge command for all the stl files I have ( showing just one below) > > Merge "Path\Grain_1.stl"; > Surface Loop(1)={1}; > Volume(1)={1}; > Physical Volume (1)={1}; > > 2. Path\gmsh.exe -3 -order 1 optimize out_temp.geo > meshing.log > (out_temp.geo contains the merge command and others for all stl files as > shown in 1) > > 3. Path\gmsh.exe -0 -o out_temp.msh out.geo >> meshing.log > > 4. Path\gmsh.exe out_temp.msh -0 -o ABAQUS.inp > ################################### > > The issue is that I am getting 3 % bad elements in my volume mesh. I am using > the mesh qiality metric defined by circumsphere radius / insphere radius. > > How do I improve the quality of my final 3D volume mesh ? Could anyone offer > your advise in this ? > > -Prithivi > _______________________________________________ > 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 _______________________________________________ gmsh mailing list [email protected] http://onelab.info/mailman/listinfo/gmsh
