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Showing results 1 to 6 of 6 Search took 0.00 seconds. Search: Posts Made By: Turbomachine

Forum: CFX January 5, 2011, 15:57

Replies: 12 Mesh deformation, negative volume! Views: 7,664 Posted By Turbomachine Can you elaborate on this a bit more? Can you elaborate on this a bit more?

Forum: CFX January 5, 2011, 14:46

Replies: 12 Mesh deformation, negative volume! Views: 7,664 Posted By Turbomachine Thanks for your reply singer1812! Yes, I did try... Thanks for your reply singer1812! Yes, I did try that option as well, however it produced the same results. What I suspect is that since the folded mesh is close to the blade tip (which is where the...

Forum: CFX January 5, 2011, 12:49

Replies: 12 Mesh deformation, negative volume! Views: 7,664 Posted By Turbomachine problem persists? For the first model, whereby the blades move in phase I managed to implement the movement, firstly by setting the mesh stiffness exponent to 1e4 (increase near small volumes). This wasn't enough...

Forum: CFX December 14, 2010, 03:52

Replies: 12 Mesh deformation, negative volume! Views: 7,664 Posted By Turbomachine Thanks for your help! Having done a lot of... Thanks for your help! Having done a lot of adjustment, I managed to avoid negative volumes in the first cycle. Even stranger now, negative volumes occur now in the second cycle, when the blade is...

Forum: CFX December 13, 2010, 03:47

Replies: 12 Mesh deformation, negative volume! Views: 7,664 Posted By Turbomachine Dear Glenn, This procedure is a part of an... Dear Glenn, This procedure is a part of an aeroelasticity analysis of a fan blade. One major assumption I use is that the feedback from fluid pressure forces to the structural solver is...

Forum: CFX December 11, 2010, 09:48

Replies: 12 Mesh deformation, negative volume! Views: 7,664 Posted By Turbomachine Mesh deformation, negative volume! Dear All, I am encountering negative volumes when running a mesh deformation problem for a compressor blade. The negative volumes occur near the blade tip at the leading edge, where the...

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