Solved: Buckling - Autodesk Community
Mar 19, 2025 · Hi @f.stronz This article gives some of the details: What is a nonlinear buckling analysis in Nastran. In summary, Linear buckling runs a linear static stress analysis first. …
Solved: Re: Understanding mode shapes - Autodesk Community
Dec 5, 2024 · Hi I´m fairly new to Nastran (2022) an vibration analysis as a whole, and I´m having some trouble understanding the mode shapes output from both modal and direct frequency …
Bolt connector Preload- Creating excessive unreal stress
Oct 2, 2024 · Hi @apatel4FM8K . Welcome to Inventor Nastran. The answer is to ignore the high stress. It is not possible to get accurate results underneath a bolt head using a bolt connector. …
Surface contact stress concentrations and penetration
Mar 10, 2025 · Welcome to the Inventor Nastran forum. I think the penetration is insignificant. The difference between 0.142 mm displacement and 0.113 mm displacement is 0.029 mm ( = …
Solved: Mesh Control not Generating - Autodesk Community
Mar 27, 2025 · Hi All, I am using Nastran 2024 and have an issue with locally refining mesh. When I apply a mesh control and then generate the mesh it does not change the mesh size. At …
Question regarding G3015,G3051 and G3053, and mesh refinement.
Apr 8, 2024 · Home Product Design & Manufacturing Inventor Nastran Forums Inventor Nastran Forum Question regarding G3015,G3051 and G3053, and mesh refinement.
Solved: Patran vs Nastran: What are the differences?... - Autodesk ...
Jul 30, 2024 · Those are two separate things. You create the model using (fill in the blank), solve the analysis using Nastran, then view the results using (fill in the blank). So, what is your (fill in …
How to use the "shrink fit" surface contact?
Oct 24, 2019 · Home Product Design & Manufacturing Inventor Nastran Forums Inventor Nastran Forum How to use the "shrink fit" surface contact? We are currently experiencing an issue …
Bonded contact or Offset Bonded Contact? - Autodesk Community
Apr 27, 2018 · I have a simple shell model, also attached. I have analysed using both bonded contact and offset bonded contact and get two different results. Could you please provide …
Nastran, modal Analysis, damping coefficient - Autodesk Community
Mar 4, 2025 · When selecting a material in the idealization settings, a window displaying the material properties opens. Among these properties, there is a parameter called the "damping …