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[ICEM] Wing Inside Cylinder. Block Strategy

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Old   April 21, 2013, 04:57
Default Wing Inside Cylindrical Domain. Block Strategy
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Javi
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Hi guys,

As some of you know, Iīve opened some threads asking some ideas for mesh a wing in a cylinder. I want to say too, thanks to you guys, I can improve faster in a lot of ICEMīs facets. Hence, I want to share with you what I believe can be one solution of this problem. I supposed, a lot of you can, think and do, the blocking strategy in 5 minutes but for beginers like me, maybe, it can be useful. For that reason, I want to share with you the steps and, if it's possible, I would like someone respond my final doubt about other approach Iīve done.
I would like to say too, that this approach is the fruit of mix Simonīs video approach (http://www.youtube.com/watch?v=EknKVAJGEJ8) and O-grid's phylosophy.

1- Create Block around the geometry.
2- Create O-grid.
3- Create a second O-grid.
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File Type: jpg 2.jpg (44.5 KB, 37 views)
File Type: jpg 3.jpg (60.4 KB, 34 views)
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File Type: jpg 6.jpg (51.7 KB, 35 views)

Last edited by FJSJ; April 21, 2013 at 10:04.
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Old   April 21, 2013, 05:00
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4- Split block like picture 1
5- Move vertices to get visual space
6- Associate edges to curves
7- Collapse block behind wing
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File Type: jpg 8.jpg (57.3 KB, 22 views)
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Old   April 21, 2013, 05:02
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8- Split block
9- Merge blocks
10- Merge vertice
11- Delete block inside wing
12- Move vertices for better quality
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File Type: jpg 13.jpg (60.5 KB, 22 views)
File Type: jpg 15.jpg (53.4 KB, 23 views)
File Type: jpg 17.jpg (64.9 KB, 22 views)
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Old   April 21, 2013, 05:03
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Here the last pictures. Iīve tried to describe in detail as much as possible.

Anyway, like Far said in [ICEM] Structured Hexa Mesh on Wing

"... for wing with sharp trailing edge, the best domain is circular (hemisphere in 3d) shape at inlet and rectangular at outlet (cylinder)"

Making this approach I can understand better this statement.

http://www.youtube.com/watch?v=WT1S0e6mCD4
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File Type: jpg 21.jpg (38.0 KB, 37 views)
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File Type: jpg 22.jpg (99.3 KB, 44 views)

Last edited by FJSJ; April 21, 2013 at 06:42.
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Old   May 29, 2013, 13:56
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Hi.

I see you have good blocking . Need more discussion
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Old   May 30, 2013, 03:59
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Thank you Far!!
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