Calibrating the Mooney-Rivlin Model
28 June, 2022
The Mooney-Rivlin model be calibrated to monotonic uniaxial tension data, but in most cases it is better to use more experimental data.
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Category: Hyperelasticity
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4 Things You Didn’t Know About the Ogden Model
21 June, 2022
Summary of 4 things that are important to know about the Ogden model. It is a very powerful model, but it can be difficult to use correctly.
All About the Arruda-Boyce Hyperelastic Model
14 June, 2022
The Arruda-Boyce Eight-Chain model is a micromechanism-inspired hyperelastic model that works very well. This article explains the theory.
How to Calibrate a Temperature-Dependent Abaqus Hyperelastic Model
29 April, 2022
It is easy to quickly calibrate a temperature-dependent Abaqus Hyperelastic model. This article shows how using MCalibration.
How to Calibrate a Temperature-Dependent Ansys Hyperelastic Model
28 April, 2022
It is easy to quickly calibrate a temperature-dependent Ansys Hyperelastic model. This article shows how using MCalibration.
Make Your Own Hyperelastic Model
14 February, 2022
One way to quickly improve the accuracy of the Arruda-Boyce model is to add one more strain energy funcion.
Gent Hyperelasticity
8 February, 2022
Gent hyperelasticity theory and parameter calibration. The Gent model is available in Ansys Mechanical and COMSOL Multiphysics.
Blatz-Ko Model
3 January, 2022
The Blatz-Ko model can be used for both foams and rubber-like materials. This article explains the theory.
COMSOL: How to Calibrate the Extended Tube Model
7 November, 2021
Demonstration of how you can quickly calibrate the Extended Tube Model that is available in COMSOL Multiphysics.
Extended Tube Model in Ansys Mechanical
7 June, 2021
The Extended Tube model is one of the most accurate hyperelastic material models available, but it can be difficult to use if you don’t understand how the material parameters influence the predicted stress-strain response. This article will demonstrate that by example.
5 Common Mistakes when using Hyperelasticity
14 March, 2021
Here’s a summary of 5 common mistakes when using Hyperelasticity in a FE model. I see these errors frequently, so read this article to make sure you don’t make them too.
Hyperfoam Modeling of Soft Foams
31 January, 2021
The theory behind the common Hyperfoam, Ogden foam, and Hill foam models. Also covers how to calibrate these useful models.