[Getdp] Solving 3D magnetostatic problem
stepan at roucka.eu
Sun Jun 28 20:11:35 CEST 2009
Just to let you know, that I wrote a conversion script
from msh vector data to vtk unstructured xml file,
so no advice is needed anymore.
2009/6/24 Stepan Roucka <stepan at roucka.eu>:
> Well, I rewrote the scripts and now it works. I still don't know
> where the problem was. I'll probably add this to the wiki,
> because 3D magnetostatic computations are quite useful IMO.
> However, now I have another problem: Is it possible to
> export the resulting vector field to some format readable
> by ParaView (vtk?)? If not, are there some conversion scripts?
> What format is the best for writing my own conversion utility?
> Stepan Roucka
> 2009/6/19 Stepan Roucka <stepan at roucka.eu>:
>> Hello everybody,
>> I am trying to solve for magnetic field of two coils
>> and two ferromagnetic rings. I adopted config files from
>> to my geometry, but solver gives obviously wrong results with
>> message for GMRES:
>> GetDP : Solver : Generalized Minimum RESidual (GMRES)
>> GetDP : 1 3.1602108e+03 1.0000000e+00
>> GetDP : 2 3.1602108e+03 1.0000000e+00
>> GetDP : Warning : Iterative solver is facing a break-down
>> for CG:
>> GetDP : 998 1.7430613e+16 5.5156487e+12
>> GetDP : 999 1.8376004e+16 5.8148032e+12
>> GetDP : Warning : Iterative solver has iterated too many times
>> there is probably something wrong with my config file, but I can't
>> find what. Could somebody please take a look at it? I just
>> started learning principles of FEM, so any advice is welcome.
>> Thanks in advance
>> Stepan Roucka
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