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Forum: OpenFOAM Running, Solving & CFD

October 22, 2014, 22:06

Replies: 21

Appropriate pressure boundary condition in incompressible flow

Views: 21,551

Posted By lonelywing

I appreciate to both of you. I learned a lot :D

I appreciate to both of you. I learned a lot :D

Forum: OpenFOAM Running, Solving & CFD

October 21, 2014, 05:22

Replies: 21

Appropriate pressure boundary condition in incompressible flow

Views: 21,551

Posted By lonelywing

Thanks a lot. I'll take a careful look at it...

Thanks a lot. I'll take a careful look at it inside the code.

You said zeroVelocity, so does that mean backflow(flow inside the domain) is actually blocked?

Forum: OpenFOAM Running, Solving & CFD

October 21, 2014, 03:48

Replies: 21

Appropriate pressure boundary condition in incompressible flow

Views: 21,551

Posted By lonelywing

I appreciate both of the replies, @Cong,...

I appreciate both of the replies, @Cong, @Ashwani. It really helped me a lot.

But can I also ask the reason why the pressure BC such as zeroGradient or fixedValue is not appropriate for some...

Forum: OpenFOAM Running, Solving & CFD

October 20, 2014, 02:01

Replies: 21

Appropriate pressure boundary condition in incompressible flow

Views: 21,551

Posted By lonelywing

Appropriate pressure boundary condition in incompressible flow

Dear Foamers,

I frequently account this problem and hasn't got answer for an year since I started using OpenFOAM solving incompressible external flow with pisoFoam or simpleFoam.

First is that...

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