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Showing results 1 to 4 of 4 Search took 0.00 seconds. Search: Posts Made By: sega

Forum: OpenFOAM May 14, 2009, 13:26

Replies: 12 Convegence problems while increasing the mesh resolution Views: 2,542 Posted By sega These elements look very 'elongated'. Can this... These elements look very 'elongated'. Can this cause any problems in combination with the upwind-scheme for div(phi,U)? I'm rather new to turbulent simulations, but aren't second order schemes...

Forum: OpenFOAM May 14, 2009, 13:17

Replies: 12 Convegence problems while increasing the mesh resolution Views: 2,542 Posted By sega How can unsteadiness be a problem in a turbulent... How can unsteadiness be a problem in a turbulent simulation, as it is the prominent feature of the flow? Why should this be a problem on a finer grid, as the fluctuations are present even on the...

Forum: OpenFOAM May 14, 2009, 03:32

Replies: 12 Convegence problems while increasing the mesh resolution Views: 2,542 Posted By sega Dear Marcin. I'm just brainstorming, but a... Dear Marcin. I'm just brainstorming, but a possible cause for the problem may be in the connecting region of the two straight pipes. As I have experienced OpenFOAM has sometimes problems dealing...

Forum: OpenFOAM May 13, 2009, 10:50

Replies: 12 Convegence problems while increasing the mesh resolution Views: 2,542 Posted By sega What does your mesh look like? Can you post an... What does your mesh look like? Can you post an image?

Showing results 1 to 4 of 4

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