Failure Predictions
Linear Elastic Fracture Mechanics
A quick review of Linear Elastic Fracture Mechanics (LEFM), and how it applies to thermoplastics and other polymers.
29 May, 2023
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Failure Predictions
Creep Rupture of Thermoplastics
Article about creep rupture behavior of different thermoplastics, and how you can predict creep rupture in a FE simulation.
22 May, 2023
Failure Predictions
Christensen’s Failure Theory
Article presenting the Christensen’s failure theory for materials under monotonic loading. The theory is compared to UHMWPE data.
14 May, 2023
Failure Predictions
Predict Failure of Thermoplastics Under Monotonic Loading
You can predict failure of thermoplastics under monotonic loading using a strain-based failure condition with triaxiality dependence.
9 May, 2023
PolyUMod Tutorials
How to Use the PolyUMod Library with Ansys LS-DYNA in Workbench
Tutorial on how to use a PolyUMod material model in LS-DYNA using Ansys Workbench. The most important set is to use the PolyUMod executable.
2 May, 2023
General Topics
What is the Deal with Drucker Stability?
The Drucker Stability condition is well know, but not trivial to understand. This article explains what this condition means, and how to use it in your own work.
25 April, 2023
MCalibration Tutorials
How to Calibrate a Material Model When You Have Results From Multiple Repeated Experiments
This article explains different techniques that can be used when calibrating a material model when you have experimental data from multiple repeated experiments.
18 April, 2023
MCalibration Tutorials
2 Ways to Create a Temperature-Dependent Material Model
Did you know that there are 2 different ways to create a temperature-dependent material model? This article explains the details.
11 April, 2023
PolyUMod Tutorials
PolyUMod TNV Model – Introduction
This article explains the foundation and multinetwork structure of the PolyUMod TNV material model and why it is so accurate.
28 March, 2023