Forum: FLUENT
September 22, 2010, 13:53
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Replies: 97
Views: 45,589
Hi akash,
It's very strange.
Look at my...
Hi akash,
It's very strange.
Look at my picture:
http://www.mediafire.com/imgbnc.php/8384ca3b9148ca193a835bad28bf415d6g.jpg
I don't know why... try to check if FLUENT 6.3.26 journal I...
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Forum: FLUENT
September 22, 2010, 05:12
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Replies: 97
Views: 45,589
I'm trying to read your file but fluent crash!...
I'm trying to read your file but fluent crash! However, I could see the grid. The box problem is solved in the way I posted you early; your problem also should be solved in the same way of box2 ones....
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Forum: FLUENT
September 22, 2010, 04:45
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Replies: 97
Views: 45,589
Hi Akas, sorry for my delay. I'm busy for my...
Hi Akas, sorry for my delay. I'm busy for my master thesis. Well, I'm just modified the "box" file, because it's easier for me to be understood. Here is the link; I hope you can upload the file,...
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Forum: FLUENT
September 16, 2010, 08:00
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Replies: 97
Views: 45,589
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Forum: FLUENT
September 14, 2010, 05:19
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Replies: 97
Views: 45,589
PS. I work on Ubuntu. If you use Windows, the...
PS. I work on Ubuntu. If you use Windows, the command is the same, but I think that you should re-write the journal that I send to you because the "hyphen" is different between linux and windows.
...
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Forum: FLUENT
September 14, 2010, 05:16
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Replies: 97
Views: 45,589
Hi Akash, sorry for my delay. I was on holiday...
Hi Akash, sorry for my delay. I was on holiday for 2 weeks ;).
Well, I send to you a box.zip file in which there is what I can do with GRID_MOTION. There is a simple example of moving surface with...
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Forum: FLUENT
September 1, 2010, 05:21
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Replies: 97
Views: 45,589
Hi Akash,
I think that there is no difference...
Hi Akash,
I think that there is no difference in set-up between CG_MOTION and GRID_MOTION macro... I suggest to build a simpler domain, like a simple box with moving interface, with the same fluid,...
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Forum: FLUENT
August 31, 2010, 05:19
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Replies: 97
Views: 45,589
Sorry, I believed that you moved both interface...
Sorry, I believed that you moved both interface and solid. :rolleyes:
Your approach seems to be good... A question: before the corruption of your mesh, does the mesh move all together ? Or is only...
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Forum: FLUENT
August 30, 2010, 14:25
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Replies: 97
Views: 45,589
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Forum: FLUENT
August 26, 2010, 08:33
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Replies: 97
Views: 45,589
Hi Akash, I used DEFINE_GRID_MOTION because my...
Hi Akash, I used DEFINE_GRID_MOTION because my delta depends on geometry position, and so geometry movement is not a CG translation. I think that CG_MOTION macro work well and simpler if you have...
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Forum: FLUENT
August 25, 2010, 11:39
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Replies: 97
Views: 45,589
Hi Akash, here is UDF. It should work well,...
Hi Akash, here is UDF. It should work well, control if I forget some initialization:
#include"udf.h"
DEFINE_GRID_MOTION(delta,domain,dt,time,dtime)
{
Thread *tf = DT_THREAD(dt);
face_t f;...
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Forum: FLUENT
August 5, 2010, 13:47
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Replies: 97
Views: 45,589
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Forum: FLUENT
July 20, 2010, 10:31
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Replies: 97
Views: 45,589
I solved the problem. In case somebody is...
I solved the problem. In case somebody is interested:
-UDF for the moving surface
-DEFORMING with re-meshing for fluid around moving surface
-DEFORMING with re-meshing for surface that is moving...
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Forum: FLUENT
July 20, 2010, 05:18
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Replies: 97
Views: 45,589
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Forum: FLUENT
July 20, 2010, 04:14
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Replies: 97
Views: 45,589
I found an error; moving mesh don't work with...
I found an error; moving mesh don't work with "cooper" gambit scheme; i tried to mesh the end of box with tri-elements, and mesh the entire box as "cooper", but fluent can't move as spring based the...
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Forum: FLUENT
July 20, 2010, 03:34
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Replies: 97
Views: 45,589
Hi DarrenC, thanks a lot for your reply.
I...
Hi DarrenC, thanks a lot for your reply.
I tried , as exercise, to build a box and I tried to move the "floor" of the box. The problem is that the mesh inside the box don't move, and so when the...
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Forum: FLUENT
July 19, 2010, 07:33
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Replies: 97
Views: 45,589
Hi DarrenC.
How do u solve your problem? I'm...
Hi DarrenC.
How do u solve your problem? I'm studying a vertical axis wind turbine, and I have to move a little the blades of my turbine. I can move them without any problem with 2D mesh. When I...
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