All About the Arruda-Boyce Hyperelastic Model
2022-06-14
The Arruda-Boyce Eight-Chain model is a micromechanism-inspired hyperelastic model that works very well. This article explains the theory.
Menu
Search Results Note that the search results shown below do not include our more than 12,000 forum articles. Repeat your search on the Forum page to find more results!
Category: Theory
Read More »
Permanent Set Using Viscoelasticity
2022-05-31
Did you know that it is possible to predict permanent set using a viscoelastic material model? This article explains how.
What is Time-Temperature-Superposition (TTS)?
2022-05-24
Time-Temperature Superposition (TSS) is an excellent tool when a material is thermorheologically simple. This article explains how.
Calibrate the BB-Model using a Single Experiment
2022-04-04
It is possible to calibrate a two-network visco-plastic material model to experimental data from a single experiment. This article explains how to do it.
Which Ansys Creep Model is Best?
2022-03-21
Review of different creep models that are available in Ansys Mechanical. In the article I will recommend which to use and which to avoid.
Which Abaqus Creep Model Should You Use?
2022-03-11
Tutorial on Abaqus creep laws, which 2 you should not use, and which are the best. I also discuss how creep models work for polymers.
Should You Use Isotropic Hardening Plasticity for Polymers?
2022-03-08
Article discussing how isotropic hardening plasticity works, when you should use it, and issues that can occur if you use it incorrectly.
Make Your Own Hyperelastic Model
2022-02-14
One way to quickly improve the accuracy of the Arruda-Boyce model is to add one more strain energy funcion.
Gent Hyperelasticity
2022-02-08
Gent hyperelasticity theory and parameter calibration. The Gent model is available in Ansys Mechanical and COMSOL Multiphysics.
3 Reasons the Poisson’s Ratio is not Useful
2022-02-01
This article presents 3 reasons the Poisson’s ratio is not useful, and also explains how you can fix the problems.
Cold Drawing FE Simulations of Polycarbonate
2022-01-11
Part 1: Tutorial on how to predict the cold drawing or necking response of thermoplastics (such as polycarbonate).
Blatz-Ko Model
2022-01-03
The Blatz-Ko model can be used for both foams and rubber-like materials. This article explains the theory.