[Nek5000-users] Set gradient and/or pressure at outlet

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

Hi Juan Pablo,

Perhaps I might have misinterpreted the documentation, but wouldnt the SYM
boundary condition achieve the zero gradient conditions you are looking for?

On Wed, Dec 27, 2017, 8:28 PM <nek5000-users at lists.mcs.anl.gov> wrote:

> Thanks Paul for the answer. Yes, I'm using Boussinesq approximation, but
> using incompresible equations, there are no stratification in the density,
> like the equations you mention. But, anyway, I'm more interested in setting
> the spatial gradient equal to cero in the boundary. ¿How can I achieve that?
>
> dUy/dy=0
>
> dTEMP/dy=0
>
>
> Thanks a lot,
> Juan Pablo.
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-- 

*Amitvikram Dutta*

Graduate Research Assistant

Fluid Mechanics Research Lab

Multi-Physics Interaction Lab

University of Waterloo
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