Markus, I am using FESystems, along with the FECollection, much as is implemented in step-46 of the tutorial.
On Wed, Feb 1, 2012 at 2:04 PM, Markus Bürg <[email protected]> wrote: > ** > Hello Jason, > > I am not sure, if FECollection is the correct class to use. Perhabs you > want to have look at the FESystem class. > > Best Regards, > Markus > > > > Am 01.02.2012 18:14, schrieb Jason Sheldon: > > Hi all, > > I am working on an FSI solver using deal.ii. Currently I am attempting to > set up a partitioned scheme using block(objects) and an hp::FECollection. > I have 3 blocks in my system, one for the Fluid, one for the Structure, and > one for the Mesh Motion. The equations governing the fluid and the mesh > motion need to be defined on the same region of the domain. Currently I do > not know of a way to do this this, and only one FESystem gets any dofs > defined for it. > > In brief the steps I am using are: > > - Generating the appropriate FiniteElement's for fluid, structure, and > mesh motion > - Adding these elements to the hp::FECollection > - Setting the active fe index for the cells over the domain > - Counting the dofs per component with the > DoFTools::count_dofs_per_component method > > When this is finished, it recognizes 0 dofs for the mesh motion (shown > below), as the active fe index for all those cells are associated with the > fluid. > > ( > DEAL:CC-00::Number of DOFS: 188269, (by partition: 188269) > DEAL:CC-00::Number of blocks: 3 > DEAL:CC-00::Dofs by Block : 1836+186433+0 > DEAL:CC-00::Block 0: 1,1,1,1,0,0,0,0,0: 1836 > DEAL:CC-00::Block 1: 0,0,0,0,1,1,1,0,0: 186433 > DEAL:CC-00::Block 2: 0,0,0,0,0,0,0,1,1: 0 > ) > > Any assistance with this problem would be appreciated. Thanks, > > -- > -Jason Sheldon > > > _______________________________________________ > dealii mailing list http://poisson.dealii.org/mailman/listinfo/dealii > > > _______________________________________________ > dealii mailing list http://poisson.dealii.org/mailman/listinfo/dealii > > -- -Jason Sheldon
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