Still have hard time on this. If anyone in this mail list knows how to do this, I will appreciate for any suggestions. It would be great, if these is a step-by-step example.
Regards, Fande, On Sun, Sep 18, 2016 at 6:54 PM, Fande Kong <[email protected]> wrote: > Hi David, > > Thanks very much for your reply. I am a new paraview user. Could you > possibly show me more details? Some documentations on each of these steps? > > On Sun, Sep 18, 2016 at 5:39 PM, David Thompson < > [email protected]> wrote: > >> Hi Fande, >> >> You should be able to use the gradient filter to compute the velocity >> gradient and examine the component of the gradient normal to the wall. That >> will be proportional to the shear stress at the wall. Is the wall aligned >> with a coordinate axis? >> > > No, the wall is not aligned with a coordinate axis. In fact, the geometry > is very complex. It is a pulmonary artery tree with several generations. > > Thanks, > > Fande, > > >> If not, you will need to extract the wall surface and generate normal >> vectors, then dot the gradient with the normal vectors. >> >> David >> >> On Sep 18, 2016, at 16:01, Fande Kong <[email protected]> wrote: >> >> Hi Developers, >> >> I am solving an incompressible Navier-Stokes equations, and I have >> solutions for the velocity (u) and the pressure (p). Is it possible to >> show the wall shear stress in paraview using the velocity? >> >> >> Fande Kong, >> >> _______________________________________________ >> Powered by www.kitware.com >> >> Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> Search the list archives at: http://markmail.org/search/?q=ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://public.kitware.com/mailman/listinfo/paraview >> >> >
_______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Search the list archives at: http://markmail.org/search/?q=ParaView Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/paraview
