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

Forum: FLUENT May 9, 2012, 15:20

Replies: 8 Fluent strategy for hexa mesh Views: 1,863 Posted By Zigainer The test with CFX was just, because some other... The test with CFX was just, because some other people did it with CFX and got results. SO I wanted to check if CFX would work for me as well (same BC, all settings as close as possible to the fluent...

Forum: FLUENT May 9, 2012, 15:00

Replies: 8 Fluent strategy for hexa mesh Views: 1,863 Posted By Zigainer Hi LuckyTran, thanks for your answer. I... Hi LuckyTran, thanks for your answer. I also think, that the grid quality might be the reason. I tryed the same mesh with CFX12.1 and I got a solution. But Fluent12 does diverge .... So it seems...

Forum: FLUENT May 9, 2012, 09:10

Replies: 8 Fluent strategy for hexa mesh Views: 1,863 Posted By Zigainer "Decrease under-relaxation factors to about 1/3... "Decrease under-relaxation factors to about 1/3 of default values" You think I should decrease the udf even more? 1/3 of default is quite less .... :confused:

Forum: FLUENT May 9, 2012, 08:03

Replies: 8 Fluent strategy for hexa mesh Views: 1,863 Posted By Zigainer The hexa part of my mesh (it is actually a octree... The hexa part of my mesh (it is actually a octree mesh) is not alighted with the BL. So I have prisms at the Boundary than a triangular transition zone, before the main part of the mesh is...

Forum: FLUENT May 8, 2012, 10:44

Replies: 8 Fluent strategy for hexa mesh Views: 1,863 Posted By Zigainer Fluent strategy for hexa mesh Hi, I've did some calculations with tetra mesh (+ prism for boundary layer) and now switched to hexa mesh (+ prism for BL). My strategy was: Start with 1st order scheme Decrease...

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