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Forum: ANSYS Meshing & Geometry

October 27, 2010, 04:48

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

I've tried freezing the H-grid portion of the...

I've tried freezing the H-grid portion of the mesh using the Lock Elements feature in Edit Mesh > Move Nodes. I selected the problematic wake region and locked those elements. I verified the...

Forum: ANSYS Meshing & Geometry

October 26, 2010, 21:33

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

I think this minor problem is occurring because...

I think this minor problem is occurring because the O-grid smoothing is "displacing" to the H-grid area. Is there a way to keep the H-grid from being smoothed while smoothing the O-grid?

Forum: ANSYS Meshing & Geometry

October 25, 2010, 22:43

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Hi everybody - I've been struggling with...

Hi everybody -

I've been struggling with this problem for awhile. I just want to make sure I'm not missing any steps.

I wanted to convert Simon's pre-mesh, shown below, into an unstructured...

Forum: ANSYS Meshing & Geometry

October 5, 2010, 22:36

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Strange... If I smooth 50 iterations with your...

Strange... If I smooth 50 iterations with your pre-mesh, the overall quality is fine. However, if I alter the pre-mesh (e.g., add more nodes on the suction surface) and adjust the blocking edges to...

Forum: ANSYS Meshing & Geometry

October 5, 2010, 19:02

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Hi Simon - By default, the rebunch edges...

Hi Simon -

By default, the rebunch edges option is unselected, yet my wake smoothing caused very poor element quality even with it off. Any ideas?

Forum: ANSYS Meshing & Geometry

October 5, 2010, 01:56

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Sorry to triple-post... I tried following...

Sorry to triple-post...

I tried following your steps above. I don't understand your comment about avoiding smoothing along the curves. This must be what I'm doing wrong because I followed your...

Forum: ANSYS Meshing & Geometry

October 5, 2010, 01:42

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Another question: "Make sure that you are not...

Another question:
"Make sure that you are not smoothing along curves... I set that to none. "

What do you mean here? I can't seem to find that option.

Forum: ANSYS Meshing & Geometry

October 4, 2010, 23:26

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Thanks for all the tips, Simon. The mesh looks...

Thanks for all the tips, Simon. The mesh looks really great.

Forum: ANSYS Meshing & Geometry

October 4, 2010, 01:34

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Hi Simon - Thanks for the reply. I...

Hi Simon -

Thanks for the reply.

I successfully matched the edges close to the airfoil. However, when I matched the farfield, it would affect the edges close to the airfoil in a negative way...

Forum: ANSYS Meshing & Geometry

October 1, 2010, 20:14

Replies: 13

[ICEM] Suggestions for my Grid

Views: 3,017

Posted By Josh

Suggestions for my Grid

Hi all -

Below are pictures of a grid I created for an external aerodynamics simulation at low Reynolds numbers.

http://img191.imageshack.us/img191/995/medgrid5.th.png...

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