When to ignore geometric nonlinearity?
Linear FEA calculations are the most common type of static [...]
How to correctly interpret results in nonlinear analysis
As I wrote before, interpretation of results is a difficult task [...]
When to ignore material nonlinearity?
Linear FEA calculations are the most common type of static [...]
Introduction to material and geometric nonlinearity
Want to learn about nonlinear FEA? You are in the [...]
Load multiplier an ultimate FEA outcome
If you are starting with nonlinear FEA you most likely [...]
Issues in result interpretation of nonlinear analysis
I think that one of the most difficult things about [...]
Solve issues with nonlinear analysis convergence!
Lately, I got several emails with questions about nonlinear analysis [...]
Geometrically nonlinear analysis – how does it work?
Geometric nonlinearity is incredibly useful in structural analysis. It can [...]
Materially nonlinear analysis – how does it work
When people think about nonlinear analysis usually what first comes [...]
4 main nonlinear material models – general version
Recently a friend challenged me to do something in Nastran. [...]