Hi Tony, What kind of cells are these? Can you make the data available to us?
-berk On Tue, Mar 19, 2013 at 12:16 PM, Tony McDaniel <[email protected]>wrote: > I'm using the Probe Location filter to extract data from a 3D CFD solution > for an internal flow, and I'm not getting the data that I should be for > some (but not all) of the points. The dataset is approximately 7 million > nodes saved in Ensight format. > > I'm comparing the data returned by Paraview to the data at the same > locations in FieldView. For licensing reasons, I would prefer to use > Paraview for this research, but I also need accurate solutions. > > For two representative probe locations, I have the following results: > x y z pv_density fv_density pv_pressure fv_pressure > 0.3912 -0.0376 -0.0566 0.9040 0.9040 67779.9 > 67779.9 > 0.3912 -0.0426 -0.0516 0.8275 0.8623 65849.0 > 66176.3 > > The first point matches precisely between Paraview and FieldView. However, > the second point is substantially different. In addition, the velocity at > point two is {0,0,0} indicating that the point is on the boundary, though > it is not actually. > > Looking at color plots in Paraview, the color under the point location > clearly matches the numbers from FieldView. I've uploaded plots showing > pressure in the plane containing the two locations here: > https://dl.dropbox.com/u/**744216/probe1.png<https://dl.dropbox.com/u/744216/probe1.png> > https://dl.dropbox.com/u/**744216/probe2.png<https://dl.dropbox.com/u/744216/probe2.png> > > The values are wrong for points that are close to the boundary, and match > FieldView for points away from the boundary. I have also tried importing > the locations from a CSV file and using the Resample Dataset and get the > same values. > > Can anyone shed light on why this is happening? > ______________________________**_________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at http://www.kitware.com/** > opensource/opensource.html<http://www.kitware.com/opensource/opensource.html> > > Please keep messages on-topic and check the ParaView Wiki at: > http://paraview.org/Wiki/**ParaView <http://paraview.org/Wiki/ParaView> > > Follow this link to subscribe/unsubscribe: > http://www.paraview.org/**mailman/listinfo/paraview<http://www.paraview.org/mailman/listinfo/paraview> >
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