[Paraview] computing flow rate across sections

Berk Geveci berk.geveci at kitware.com
Wed Jan 30 09:01:31 EST 2008


I remember fixing something in that class :-)

On 1/30/08, Stephen Wornom <stephen.wornom at sophia.inria.fr> wrote:
> Stephen Wornom wrote:
> > Berk Geveci wrote:
> >> Did you try the Surface Flow filter?
> >>
> > Yes. I took a simplier case (cross-section is a rectangular surface)
> > with a constant flow in the x-direction. The integrated
> > corss-sectional area is correct but the flow rate is not. Paraview
> > prints the vectors like (area, 0, 0) and not (-0.234,0,0) which are
> > the real values. The flow rate is = the cross-sectional area and not
> > the integral of _V_ dot _area_ where the underline means a vector.
> > That is either the velocity vector was taken as 1.0 or not included in
> > the integration.
> > Stephen
> The above was using 2.6.2. It does not work correctly in 2.6.2 but does
> work correctly in 3.2.1.
> Thanks for the help.
> Stephen
> >> On 1/28/08, Stephen Wornom <stephen.wornom at sophia.inri
> >
>


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