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Search took 0.00 seconds. Search: Posts Made By: Ank
Forum: OpenFOAM July 30, 2012, 00:40
Replies: 16
Views: 3,045
Posted By Ank
Hey Niaz, If the flow is turbulent then what...

Hey Niaz,
If the flow is turbulent then what difference does it make to the boundary conditions?
Forum: OpenFOAM July 28, 2012, 07:59
Replies: 16
Views: 3,045
Posted By Ank
Hey Niaz I tried other BCs as well, but...

Hey Niaz

I tried other BCs as well, but didnt work out. Can you suggest me some specific BC for this kind of case, which you have used?
Thanks
Forum: OpenFOAM July 27, 2012, 05:16
Replies: 16
Views: 3,045
Posted By Ank
I am using 1e-06 as initial time step, I am...

I am using 1e-06 as initial time step, I am posting my case files, please have a look at it..solution has diverged again.
Forum: OpenFOAM July 27, 2012, 05:00
Replies: 16
Views: 3,045
Posted By Ank
I did it, but courant number has already gone to...

I did it, but courant number has already gone to 4, after 4 iterations...so again there is no result. I dont know what is the problem with the pressure..it is fluctuating now..I will let you know if...
Forum: OpenFOAM July 27, 2012, 04:01
Replies: 16
Views: 3,045
Posted By Ank
Hey Niaz Thank you for the reply, I did what...

Hey Niaz

Thank you for the reply, I did what you said to me but it is stil now working, I will try some other BC as well..if you know some other Bc then please let me know
Forum: OpenFOAM July 27, 2012, 00:09
Replies: 16
Views: 3,045
Posted By Ank
hey thanks for the reply people, My case is...

hey thanks for the reply people,

My case is to do simulation of one cylinder having some 20 tubes inside, so I am simulating a quarter of the cylinder having 5 tubes. Steam is flowing from top to...
Forum: OpenFOAM July 26, 2012, 02:13
Replies: 16
Views: 3,045
Posted By Ank
I have used buoyantBoussinesqPisoFoam with Quick...

I have used buoyantBoussinesqPisoFoam with Quick scheme, actually I have used uniform 0 for pressure at the inlet and the outlet, zeroGradient for velocity at the inlet and the outlet. After that the...
Forum: OpenFOAM July 26, 2012, 01:28
Replies: 16
Views: 3,045
Posted By Ank
Boundary condition for natural convection

Hey

I am new to openfoam, I want to simulate some tubes inside a cylinder having steam, air is entering from bottom of the cylinder and leaving from the top due to buoyancy. I am using the...
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