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Forum: OpenFOAM Running, Solving & CFD

August 26, 2010, 10:30

Replies: 8

transsonic nozzle with rhoSimpleFoam

Views: 5,890

Posted By kiran

we all know that any fluid flows from high...

we all know that any fluid flows from high pressure region to low pressure region.
but when we specifying the boundary condition for a subsonic problem
we should specify it as velocity inlet and a...

Forum: OpenFOAM Running, Solving & CFD

August 24, 2010, 19:53

Replies: 8

transsonic nozzle with rhoSimpleFoam

Views: 5,890

Posted By kiran

hi its better to attach your files. i...

hi

its better to attach your files.

i found mistakes you are giving pressure inlet and pressure outlet

and zerogradient for inlet and outlet velocities.

why k and omega are zero at inlet.

Forum: OpenFOAM Running, Solving & CFD

August 24, 2010, 12:06

Replies: 8

transsonic nozzle with rhoSimpleFoam

Views: 5,890

Posted By kiran

hi Basti there is a problem in setting the...

hi Basti

there is a problem in setting the initial guess values or may be with boundary conditions or even it may be with grading part of the mesh at the inlet.

so explain these things in...

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