Graphical Explanation of Modern Polymer Material Models
2022-11-22
In this article I explain how you can graphically visualize the rheological model in order to better understand how these models behave.
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Category: Theory
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How to Model the Gough-Joule Effect in Rubber Seals
2022-11-15
What is the Gough-Joule effect and how to model it in a finite element analysis? This article explains it all.
One Common Huge Mistake When Creating a TTS Master Curve
2022-11-07
This article demonstrates one common mistake that people make when they generate a TTS Master Curve from DMA data.
Best Material Model for Nylon (PA66)
2022-11-01
Nylon is a commonly used in industrial applications. This article examines which material model is most accurate for Nylon PA66.
WLF or Arrhenius – Which is Better?
2022-10-25
This article shows that the WLF equation is always the same or better than the Arrhenius model.
Flow Cessation is Important for Viscoplasticity
2022-09-04
This article shows how to fix 2 common problems with viscoplastic material models: E-modulus and large-strain stress.
Basic FEA Theory – Part 5 – Solve For Displacements
2022-08-27
Last article is in my series on basic FEA theory. In this article I put everything together to solve for the displacements.
Basic FEA Theory – Part 4 – Element Stiffness Matrix
2022-08-19
This article is part 4 in my series on basic FEA theory. The focus is on how to calculate the element stiffness matrix.
Basic FEA Theory – Part 3 – Strain Calculation
2022-08-16
The article shows how to calculate the strain components from the nodal displacements in a linear finite element calculation.
Basic FEA Theory – Part 2 – Isoparametric Shape Functions
2022-08-09
The focus of this article is on how isoparametric shape functions can be used to simplify the calculation of the principle of virtual work.
Basic FEA Theory – Part 1 – Principle of Virtual Work
2022-08-02
Derivation of the equation of virtual work in discretized form. The presented results are the foundation to the Finite Element method.
Full Finite Element Solver in 200 Lines of Python
2022-07-26
Tutorial on how to write a full FE solver in 200 lines of Python code. This is part 2 in our series. The focus is on using an external file.