FEA Theory
Continuum Mechanics 2: Invariants
This article is part 2 in my series on continuum mechanics. The focus is on invariants, vectors, and tensors.
27 November, 2023
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FEA Theory
Why the Deformation Gradient is Important
This article is part 1 of my series on continuum mechanics. The focus is on kinematics and the deformation gradient.
19 November, 2023
FEA Theory
Abaqus Marlow and Ansys Response Function Hyperelasticity
In this article I will discuss the theory for the Abaqus Marlow and Ansys Response Function Hyperelastic Models.
13 November, 2023
MCalibration Tutorials
MCalibration Strain Control
This article explains when you should use ‘strain control (tension)’, ‘strain control (compression)’, and just ‘strain control’.
6 November, 2023
Uncategorized
How to Calibrate and Use a Temperature-Dependent Ansys TNM
In this article I will show how you can calibrate and use the Ansys TNM in MCalibration, Workbench, and Ansys Mechanical.
30 October, 2023
Experimental Testing
Repeated Experimental Testing for Material Model Calibration
This article explains how much you can expect the experimental error to be reduced if you run repeated experiments.
23 October, 2023
Hyperelasticity
Explore Hyperelastic Invariants: I1, I2, J
Non-linear elastic materials are fully defined by how the Helmholtz free energy depend on 3 invariants. This article explains it!
15 October, 2023
Calibrated Material Models
Best Material Model for PC
This article examines different material models for polycarbonate (PC), and finds the most accurate model for FEA use.
2 October, 2023
MCalibration Tutorials
Temperature-Dependent Thermal Expansion in the PolyUMod TNV
I frequently get asked to explain how to create a PolyUMod TNV model with temperature-dependent thermal expansion. This article explains how.
25 September, 2023