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: 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 …
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. …
How to use existing solutions in subcases (Nonlinear static)?
Feb 26, 2025 · Hello! Its been a while. So, I'd like to know if there's a way to use an existing solution for a subcase in a Nonlinear static simulation with multiple subcases. For instance, for …
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 …
Understanding buckling analysis - Autodesk Community
Feb 5, 2021 · A nonlinear buckling analysis is very similar to the linear buckling analysis. See What is a nonlinear buckling analysis in Nastran. In some cases, a nonlinear static analysis …
what's the differences between BEAM and BAR element
Jun 27, 2018 · And I just tested that solving an easy simply supported beam, bar and beam give the same result, using large displacements approach. So, my question is: how to have a ROD …
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 …
Elastic and plastic Strain in NL-analysis - Autodesk Community
Mar 11, 2025 · I believe you read about the "Effective Strain-elastic" from this article: How to obtain plastic deformation results in Inventor Nastran. That article is wrong when it states " …
Punch file data structure - Autodesk Community
Sep 24, 2016 · (the element is CQUADR) I thought the punch file structure and format is similar for all Nastran software. In the user guide of NX Nastran there are some sample outputs of …