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Forum: Main CFD Forum

August 30, 2013, 20:08

Replies: 13

how many BC's should be assigned physically in navier stokes runs?

Views: 1,478

Posted By leflix

Hi Immortality I do not mean order of...

Hi Immortality

I do not mean order of the scheme but order of thespatial derivative.

NS equation is second order derivative for the diffusive term:
div(mu (grad(u) + grad(u) T) )

term...

Forum: Main CFD Forum

August 18, 2013, 10:29

Replies: 13

how many BC's should be assigned physically in navier stokes runs?

Views: 1,478

Posted By leflix

Navier-Stokes equations are elliptic and have...

Navier-Stokes equations are elliptic and have 2nd order spatial derivative,while Euler equations are hyperbolic and have only 1rst order spatial derivative.
These features are very important...

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