[Nek5000-users] Vorticity as initial condition

[nek5000-users at lists.mcs.anl.gov]

In a 2-d case involving a vortex dipole, I have used Biot-Savart law to
calculate the velocity. This is very inefficient of course, and I could
only run it in serial. If you want to see, it is here

https://code.google.com/p/cfdlab/source/browse/trunk/nek5000/vortex_dipole/

See initcond.usr and the function usrchk.

praveen


On Wed, Feb 12, 2014 at 6:26 PM, <nek5000-users at lists.mcs.anl.gov> wrote:

> (Wed, Feb 12, 2014 at 06:47:46AM -0600) nek5000-users at lists.mcs.anl.gov :
> > I've just posted this example to the repo as a demo on how to do
> > this.  It might shed some light on what you need to do.  Be aware,
> > however, that my demo had periodic boundary conditions, thus there
> > were no issues related to setting the boundary values, etc.  That
> > is a slightly deeper topic, but perhaps this will get you started.
> >
> > Paul
> >
> > PS - the new demo directory is examples/eddy_psi_omega
>
> Hi Paul,
> Thanks a lot for your help, I'll try to start from that!
>
> Best regards,
> --
> Ismael
>
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