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Forum: OpenFOAM Running, Solving & CFD October 10, 2010, 18:46
Replies: 55
Views: 20,402
Posted By eugene
Hi Maddalena, I'm not sure how to proceed...

Hi Maddalena,

I'm not sure how to proceed next. You numerics looks stable. You could try mapping your turbulence properties as well and use pure upwind convection for turbulence. I guess you are...
Forum: OpenFOAM Running, Solving & CFD October 8, 2010, 04:47
Replies: 55
Views: 20,402
Posted By eugene
If you have switched off turbulence, what is your...

If you have switched off turbulence, what is your Re and viscosity? If you do not have a reasonably high nu and Re is high as well, the solution will of course blow up (especially if you are using...
Forum: OpenFOAM Running, Solving & CFD October 5, 2010, 03:33
Replies: 55
Views: 20,402
Posted By eugene
There you go. Now use the same method to map the...

There you go. Now use the same method to map the inlet pressure back onto the outlet while scaling to 0 and you have (in theory) a perfect coupling.
Forum: OpenFOAM Running, Solving & CFD October 4, 2010, 06:10
Replies: 55
Views: 20,402
Posted By eugene
Not sure why you are using fluxCorrectedVelocity...

Not sure why you are using fluxCorrectedVelocity at the outlet. zeroGradient should work fine. The mass flow specification at the inlet is already enough to guarantee the same at the outlet. However,...
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