Static structural analysis for rotating wheel

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9 years 2 months ago #7906 by Andrea
Oh! I'm really sorry for the mistake (I saw static analysis at the 2.19" of the previous video).
Sorry I can't help you I'm only a beginner, I've to learn the Eficas module yet.

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9 years 2 months ago #7907 by Zach
Hi, sorry for disturbing, but I would like to specify:
you wrote that it is possible with code-aster, did you mean to make simulation for rotation body?
ie if I need to find stress (stess value) for whell made from steel and rotating at 1000 RPM - I have to use ASTK?
Thank you!

keeswouters wrote: Hoi ZachJa

you can use ''Aster-inside-Salome'' (CAELinux) but you can also run it ''stand alone''.
''Aster-inside-Salome'' is probably easier to start with and at sometime it may be restricted in command you can apply within your command file.
C-Aster with ASTK is more ''flexible'' and hence a sligthly more difficult to use to start with.
But finally it is your choice.

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9 years 2 months ago #7909 by Claus
A wheel spinning at 1000RPM is a static situation, so you can use SalomeMECA to set up up the analysis and then change the load (i.e. from pressure to rotation).

Familiarize yourself a bit with SalomeMECA first, and then find out how to use EFICAS to edit the command file.

/C

Code_Aster release : STA11.4 on OpenSUSE 12.3 64 bits - EDF/Intel version

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9 years 2 months ago #7917 by Zach
Thank you for reply.

I made step model of wheel (Douts 0.25 m). Exported into Salome. Added surface group "fix" (hole in the huh center). Made mesh. Added 100 rad/s rotation.
But when I start run simulation - it shows "simulation failure".
Could you please help me? What I am doing wrong?


rot1.png

rot1.comm

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9 years 2 months ago #7922 by Zach
Thank you.

I made step model of wheel (Douts 0.25 m). Exported into Salome. Added surface group "fix" (hole in the huh center). Made mesh. Added 100 rad/s rotation.
But when I start run simulation - it shows "simulation failure".
Could you please help me? What I am doing wrong?

www.dropbox.com/s/m5sqlp7k86su2jc/rot1.png?dl=0
www.dropbox.com/s/589gsq9a44jx31m/rot1.comm?dl=0

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