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Forum: OpenFOAM Running, Solving & CFD

March 15, 2013, 04:38

Replies: 7

definition of totalPressure

Views: 2,464

Posted By immortality

did anyone find a way or have an idea to limiting...

did anyone find a way or have an idea to limiting velocity at initial iterations when using total pressure at inlet?

Forum: OpenFOAM Running, Solving & CFD

March 8, 2013, 18:45

Replies: 7

definition of totalPressure

Views: 2,464

Posted By immortality

i set fixedValue at outlet and it fixed the...

i set fixedValue at outlet and it fixed the problem!
But in inlet the issue is remain and because my case is transient i think its important and i can't use relaxations.i tried to limit velocity by...

Forum: OpenFOAM Running, Solving & CFD

March 8, 2013, 03:58

Replies: 7

definition of totalPressure

Views: 2,464

Posted By immortality

any more remarks?

any more remarks?

Forum: OpenFOAM Running, Solving & CFD

March 5, 2013, 12:04

Replies: 7

definition of totalPressure

Views: 2,464

Posted By immortality

thanks a lot. then its incorrect to set...

thanks a lot.
then its incorrect to set totalPressure at outlet?
I have 2 totalPressure BC at inlet and outlet.at inlet it behaves somewhat good(except supersonic velocity at 3-4 begining time...

Forum: OpenFOAM Running, Solving & CFD

March 5, 2013, 10:18

Replies: 7

definition of totalPressure

Views: 2,464

Posted By immortality

definition of totalPressure

in the totalPressure BC at this part:
if (psiName_ == "none" && rhoName_ == "none")
{
operator==(p0p - 0.5*(1.0 - pos(phip))*magSqr(Up));
}
else if (rhoName_ == "none")
...

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