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Showing results 1 to 5 of 5 Search took 0.00 seconds. Search: Posts Made By: Kina

Forum: OpenFOAM Running, Solving & CFD March 12, 2016, 12:12

Replies: 13 simpleFoam convergence issue Views: 7,612 Posted By Kina Oh and for your drag you can also play around... Oh and for your drag you can also play around with the convection terms: div(phi,U) div(p,U) I found that the drag coefficient in my simulations with SST changes when changing from upwind to...

Forum: OpenFOAM Running, Solving & CFD March 12, 2016, 12:08

Replies: 13 simpleFoam convergence issue Views: 7,612 Posted By Kina 1. Yes and no :) Converging coefficients mean... 1. Yes and no :) Converging coefficients mean that your solution is stable and the result is the best outcome your setup can produce. Around what value (1e-4, 1e-5) are your pressure residuals...

Forum: OpenFOAM Running, Solving & CFD March 7, 2016, 12:43

Replies: 13 simpleFoam convergence issue Views: 7,612 Posted By Kina Okay, again some suggestions. For p, change the... Okay, again some suggestions. For p, change the solver settings (fvSolution) to tolerance 1e-10, nCellsInCoarsestLvl to 120 (speeds up the computation time). Then, again to the p-GAMG-solver, add:...

Forum: OpenFOAM Running, Solving & CFD March 6, 2016, 09:26

Replies: 13 simpleFoam convergence issue Views: 7,612 Posted By Kina Could you post your current fvSchemes and... Could you post your current fvSchemes and fvSolution file? Please post it as <Code> for better overview

Forum: OpenFOAM Running, Solving & CFD March 5, 2016, 11:47

Replies: 13 simpleFoam convergence issue Views: 7,612 Posted By Kina Okay, just some thoughts you might consider: ... Okay, just some thoughts you might consider: you are specifying very many conditions for the initial variables. Usually, I define the BCs as follows: U: Inlet: fixedValue Outlet:...

Showing results 1 to 5 of 5

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