[Gmsh] Periodic Boundary Conditions
c.geuzaine at ulg.ac.be
Thu May 12 07:52:33 CEST 2005
pierard at mema.ucl.ac.be wrote:
> I come again with the cube containing around 30 randomly oriented
> ellipsoids which can cross the faces. I would like to impose
> Periodic Boundary Conditions on the faces (PBC were on the To Do list
> 2 years ago, is it still on it or it's already done ?).
> Is there any chance to mesh this problem with Gmsh ? Imposing a
> structured mesh (e.g.: transfinite) on all faces seems impossible
> since faces can contain random ellipses (intersection
> ellipsoids-plane). Should I subdivise the faces ?
> I tried to solve this problem with Netgen but I have always problems
> when meshing near at least one cut between sphere and ellipsoids
> (defined by boolean 3D operations since in Netgen we cannot define 2D
> I anyone has a hint for this problem, we would be very glad !
Hello Olivier - Unfortunately, we haven't done anything yet to solve
this problem... Your best bet at the moment is probably to subdivide the
surface and use a regular (e.g. transfinite) grid on the different parts.
Applied and Computational Mathematics, Caltech
geuzaine at acm.caltech.edu - http://geuz.org
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