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Questions tagged [analysis]

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How to find the weakest point of a model?

I would like to use some kind of simulation software to test my model and find the weakest points for example when pressed or stretches from different angles or positions. Under different loads or ...
Bob Ortiz's user avatar
  • 1,157
2 votes
1 answer
1k views

How can I rotate a 3D model to be parallel with the build plate?

I have an STL that has a flat surface which should contact the build place when 3D printing. The model has an unknown rotation. How can I rotate the 3D model to be flush with the build plate? I am ...
Jared Deckard's user avatar
6 votes
3 answers
518 views

FEA in 3d printed solids

I would like to get a pretty accurate method to do finite element analysis (FEA) on my 3d designs considering the infill. I use Autodesk Inventor to design parts but the FEA can only be applied to a ...
Juan Pablo Rodas Martínez's user avatar
2 votes
0 answers
314 views

Plastic most closely mimicking Ultem in Autodesk Inventor

I'm trying to run a stress analysis on an assembly of parts that will be printed in Ultem 9085 (on a Fortus 400MC). I am trying to find a plastic that most closely mimics the material properties of ...
Golightly's user avatar
  • 146
15 votes
6 answers
1k views

Choose infill percentage

Since I'm running a 3D printing facility of an engineering school, students are always wondering how much infill percentage affects the stiffness of the part. I know that it is impossible to get a ...
Anton Osadchy's user avatar