Blog Articles

2021-03-06
Tutorial on how to include adiabatic heating in your material model calibration using MCalibration.
2021-02-27
Summary of the key new features of version 6.1.0 of MCalibration and PolyUMod.
2021-02-21
Best Abaqus and Ansys material models in 2021 - thermoplastic elastomers
2021-02-15
Material Model Calibration When you work with material models it is always important to think about the type and quality of experimental data that you have. I wrote a blog
2021-02-12
Discussion about why the MCalibration implementation of the Abaqus PRF model is different than the Abaqus version.
2021-01-31
The theory behind the common Hyperfoam, Ogden foam, and Hill foam models. Also covers how to calibrate these useful models.
2021-01-24
Detailed discussion about the Holzapfel-Gasser-Ogden (HGO) model. Features, theory, and calibration approaches are covered.
2021-01-16
Discussion of how to select and calibrate a material model that can predict stress reduction after yielding.
2021-01-10
Description of how to analyze simple shear data. Also discusses how to perform simple shear tests and how to use the data in MCalibration.
2021-01-02
Can friction cause viscoelasticity in a compression test? What is negative barreling? This article discusses the theory of uniaxial compression testing
2020-12-28
What is the Payne Effect, and how can it be modeled? All of that is covered in this tutorial.
2020-12-21
Detailed tutorial on how to: (1) experimentally test the Mullins damage of rubbers and elastomers; (2) calibrate the Ogden-Roxburgh Mullins model; (3) how to distinguish between Mullins damage and viscoelastic
2020-12-07
Information about how to calibrate a temperature-dependent Ansys Bergstrom-Boyce (BB) model to data for PEEK.
2020-11-29
Instructions on how to calibrate and use the Abaqus Parallel Rheological Framework (PRF) model in a non-linear finite element simulation.
2020-11-23
Temperature-Dependent TNV Model Calibration
This tutorial will demonstrate how to calibrate a temperature-dependent Three Network Viscoplastic (TNV) material model using MCalibration.
2020-11-23
Temperature-Dependent TN Model Calibration
This tutorial demonstrates how to calibrate a temperature and strain-rate dependent PolyUMod TN model using MCalibration.
2020-11-08
Short implementation of the Neo-Hookean model in the mathematical language Julia. The model implementation is very simple.
2020-11-02
In this article I will show how to use the Abaqus *Hysteresis model. The specific focus is on when to use Hybrid elements.
2020-10-29
MCalibration supports many different optimization methods. This study examines the performance of the different methods.
2020-10-29
This article illustrates how the PolyUMod state variables can be plotted in ANSYS Workbench.
2020-10-27
Tutorial on how to calibrate a material model to both stress-strain and DMA data.
2020-10-27
Introduction to PolyUMod
PolyUMod is a library of advanced user material models for Abaqus, ANSYS, LS-DYNA, MSC Marc, and COMSOL.
2020-10-23
Tutorial on how to update the MCalibration and/or PolyUMod license using activation keys without running the installer.
2020-10-20
Demonstrate how to use a PolyUMod material model with the Radioss explicit FE solver. Information about how to select and calibrate a PolyUMod material model is presented in our “MCalibration
2020-09-16
Tutorial how to use MCalibration to calibrate an Abaqus cohesive model
2020-09-15
A case study aimed at showing how to use the different cohesive elements and surface models available in Abaqus.
2020-09-05
I often get asked to define the terms "Material Model" and "Material Parameter". This short article tries to explain what these terms mean.
2020-09-04
The Bergstrom-Boyce (BB) model is a powerful model for elastomers. This post graphically demonstrates what the material parameters mean.
2020-08-29
How to import the Abaqus results from one PolyUMod simulation to another Abaqus simulation. This is done using an import analysis.
2020-07-30
Tutorial on how to predict material heating due to dissipated energy. The example is using Abaqus/Explicit and the PolyUMod library.