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Impossible mesh...

5 REPLIES 5
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Message 1 of 6
Anonymous
512 Views, 5 Replies

Impossible mesh...

I’m starting to get worried, seriously.
Will Algor do it? Will I be able to get that mesh into Inventor?

5 REPLIES 5
Message 2 of 6
henderh
in reply to: Anonymous

Hi Ruben,

 

  I've confirmed the issue and sent it on to Development as 1389460.  They have determined the cause of the problem and looking for a solution.

 

  Thank you for bringing this to our attention, and we apologize for the inconvenience.



Hugh Henderson
QA Engineer (Fusion Simulation)
Message 3 of 6
blair
in reply to: Anonymous

I'll give it a quick try, but I am guessing part of the problem is with the small holes at the large end of your beam. This can be a problem if the holes end with a drill-point end. The mesh feature required to deal with this small point is enough to through the mesh engine a curve it can't handle.

 

 


Inventor 2020, In-Cad, Simulation Mechanical

Just insert the picture rather than attaching it as a file
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Delta Tau Chi ΔΤΧ

Message 4 of 6
Anonymous
in reply to: Anonymous

The problem is in the small holes wich are tinny in comparison to the whole part. I'm trying every mesh setting possible, I guess it needs a very small "Minimum Element Size" and a huge "Average Element Size".

Message 5 of 6
henderh
in reply to: Anonymous

Hi Rubenfreire,

 

  You are right about the root cause of the meshing issue is that the hole diameter is very small compared to the length of the part.

 

  I have a workaround for you to get it to mesh (attached assembly):

 

1)  Create workplanes for tool geometry, so that you can chunk this part into segments (I used a midplane workplane for each rib)

2)  Use Split feature, split body option => This will create a separate body for each segment using the workplanes

3)  Create an assembly of the segments => Easy way is "Make Components" (Manage tab => Layout panel)

 

4)  When the assembly is meshed, Bonded contacts will be made automatically between the segments.  The results should be equivalent to the single part

 

Hope this helps...

 

Thanks, -Hugh

 

Concrete_10076_as_assembly_mesh.png



Hugh Henderson
QA Engineer (Fusion Simulation)
Message 6 of 6
Anonymous
in reply to: henderh

It's one option I had considered, but I was wondering if the results would actually be the same.
I'll do a quick test with a smaller model to check results, and then send this file to my client to see if he accepts.

Thank you very much.

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