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 …
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 …
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.
Displacement calculated in a Modal Frequency Response analysis …
May 1, 2024 · In a Modal Frequency Response analysis, I'm calculating the displacement of a component given the enforced motion of the overall supporting point, which is the ground. …
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 …
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 …