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 …
Solved: Apply load in a specific area - Autodesk Community
Jan 23, 2017 · Hi guys, I am having an issue with applying load on split areas: 1- When split surface is a rectangular and force is applied to it, I get 412 MPa maximum stress. 2-When I …
Solved: Autodesk Nastran Output Export - Autodesk Community
Apr 27, 2018 · Is there any way to export the text file that is generated by the Autodesk Nastran Output? I can't even copy and paste it! Want to be able to share the results from this file with …
Solved: Bolt Connections - Autodesk Community
Nov 5, 2022 · However, the Nastran bolt connector doesn't account for contact between the bolt shank and the hole faces. My questions are as follows: 1. Is there a way to look at surface …
Fatal Error E5004: Stiffness Matrix Singular or Non-Positive Definite
Aug 14, 2014 · NASTRAN UI is a nightmare to deal with. Due to the absurdly bad UI, Nastran is a last resort, extremely unplesant, avoid at all cost - super simple case usage only simulation …
Inventor Nastran 2025.1 list of changes - Autodesk Community
Jul 17, 2024 · Inventor Nastran 2025.1 has been released. This is my list of changes that I believe are important to users, taken from various sources. To install
Solved: Questions on Contact types. - Autodesk Community
Jul 8, 2019 · Home Product Design & Manufacturing Inventor Nastran Forums Inventor Nastran Forum Questions on Contact types.
Shear force directions bolt connectors - Autodesk Community
Dec 13, 2022 · Hi, I am new to Inventor and I am currently exploring the Nastran InCAD tool. Our FE-models typically consist of an assembly of 10-50 components which are bolted together. …
How to use the "shrink fit" surface contact? - Autodesk Community
Oct 24, 2019 · The combination of shrink fit contact and temperature loads behave differently than expected according to this article: Wrong results when using shrink fit and temperature loads …
Solved: Identify FATAL ERROR E5004 - Autodesk Community
Apr 8, 2022 · The solution was using the Automatic button in the Nastran ribbon to automatically create contact sets between touching surfaces. Once I elected that feature, I was able to run …