[Paraview] calculate flow rate through a "selected" cross-section?

[Stephen Wornom]

Pei-Ying Hsieh wrote:
> Dear Paraview experts,
>
> I completed a CFD calculations which contains, U (velocity field) and 
> p (pressure field).
> I used "extract selection" to select a cross section.  I then would 
> like to calculate the flow rate through this cross section, ie, U dot 
> A.  I tried to use the Calculator function.  I saw U in the vector 
> field.  Is there a way to have A (area, vector field) so that I can do 
> U dot A, then, integrate U dot A to have flow rate?
>
> Thanks!
>
> Pei-Ying
>
> select data analysis + integrate variables should do it.
>
>
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stephen.wornom at inria.fr
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