Xiang, You cannot apply a boundary condition on an internal face. You need to use the AffineConstraint <https://dealii.org/current/doxygen/deal.II/classAffineConstraints.html> class to impose the constraints yourself. This is what we use internally to apply Dirichlet boundary condition.
Best, Bruno On Monday, October 12, 2020 at 2:10:15 AM UTC-4 shya...@gmail.com wrote: > Hi, I want to model injecting heat fluid into a tiny fracture which is > inside a block. The fracture is modeled as an interface which is an > internal face shared by two hex elements. Is it possible for us to apply > the Dirichlet boundary condition on the interface? If not, how should I do > it? > > Best, > > Xiang > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/dealii/3840f39f-e3ae-4d76-886b-c3658bcade13n%40googlegroups.com.
