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

Forum: OpenFOAM Running, Solving & CFD January 29, 2013, 03:57

Replies: 8 "Glitches" in k and omega Views: 2,483 Posted By buffi Are you now referring to the glitches I described... Are you now referring to the glitches I described in the first post or to the oscillations I mentioned in my latest post? However, I now have all schemes set manually, but I have no experience...

Forum: OpenFOAM Running, Solving & CFD January 24, 2013, 13:51

Replies: 8 "Glitches" in k and omega Views: 2,483 Posted By buffi Well, I'm not seeing any problems regarding the... Well, I'm not seeing any problems regarding the glitches I described, but as they only show up occasionally I can't be sure that the schemes you suggested actually did the trick. One problem...

Forum: OpenFOAM Running, Solving & CFD January 23, 2013, 05:16

Replies: 8 "Glitches" in k and omega Views: 2,483 Posted By buffi I have OF 2.0.1 here, but I can use your... I have OF 2.0.1 here, but I can use your suggestion anyway (at least OF didn't complain). These are my fvSchemes now: gradSchemes { default cellLimited Gauss linear 1; grad(omega)...

Forum: OpenFOAM Running, Solving & CFD January 22, 2013, 05:31

Replies: 8 "Glitches" in k and omega Views: 2,483 Posted By buffi Thanks to both of you, I will have to try a... Thanks to both of you, I will have to try a number of different things now. A relaxation factor of 0.1 or even 0.05 sounds really low, but I'll give it a shot if all else fails. I tried a...

Forum: OpenFOAM Running, Solving & CFD January 20, 2013, 15:54

Replies: 8 "Glitches" in k and omega Views: 2,483 Posted By buffi "Glitches" in k and omega Hi, I am simulating the flow in a channel using a modified simpleFoam and the k-omega-SST model. Every now and then, the solver can't solve for k or omega and their values just explode. Sometimes...

Showing results 1 to 5 of 5

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