Linear Viscoelasticity
Linear Viscoelasticity – Part 6 – Rheological Model
The integral equation form of linear viscoelasticity is identical to a rheological model with parallel spring-and-dashpot networks.
21 March, 2023
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Calibrated Material Models
Modeling PET Through Tg
Tutorial on how to simulate the large-strain temperature-dependent response of thermoplastics through the glass transition temperature (Tg).
14 March, 2023
Linear Viscoelasticity
Best Material Model From DMA Temperature Sweep Data
This article explains how you can calibrate a viscoelastic material model to DMA temperature sweep data alone.
10 March, 2023
General Topics
Can I Calibrate a Viscoplastic Material Model to a Single Tension Curve?
Sometimes it is possible to calibrate a viscoplastic material model to a single monotonic tension curve. This article has the details.
28 February, 2023
Linear Viscoelasticity
Linear Viscoelasticity – Part 5 – Storage and Loss Modulus
Explanation of how linear viscoelasticity can predict the response due to a dynamic load. The focus is on the storage and loss modulus.
19 February, 2023
Other Material Models
Combined Hardening Plasticity
Combined hardening plasticity is perhaps the most interesting type of plasticity model. This article explains how to use this type of model.
13 February, 2023
Linear Viscoelasticity
Linear Viscoelasticity – Part 4 – Prony Spectrum
A Prony Spectrum is a very useful concept that will help you calibrate and use linear viscoelastic models. This article explains how to do it.
7 February, 2023
Linear Viscoelasticity
Linear Viscoelasticity – Part 3 – Multiaxial and Large Strains
This is part 3 of my series on Linear Viscoelasticity. The focus of this article is on making the calculations large strain and multiaxial.
31 January, 2023
PolyUMod Tutorials
How to Use a PolyUMod Material Model in MSC Mentat
Step-by-step video tutorial on how to set up and use a PolyUMod material model in MSC Mentat and Marc.
23 January, 2023