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Matlab Plot and Visualization on Unstructured Meshes and Grids

Visualization and Postprocessing on Unstructured Grids and Meshes with FEATool Functions

Visualization and Postprocessing on Unstructured Grids and Meshes with FEATool Functions

Matlab Plot and Visualization on Unstructured Meshes and Grids

This post explains how to use Matlab and the FEATool postprocessing function library to import, plot, and visualize general data on unstructured grids and meshes. Although Matlab and Octave do include visualization functionality for surface and contour plots (with the surf and contour functions), it is currently …

FEniCS Python FEM Solver and Multiphysics GUI with FEATool

Python FEM and Multiphysics Simulations with FEniCS and FEATool

Python FEM and Multiphysics Simulations with FEniCS and FEATool

FEniCS Python FEM Solver and Multiphysics GUI with FEATool

FEniCS is a flexible and comprehensive finite element FEM and partial differential equation PDE modeling and simulation toolkit with Python and C++ interfaces along with many integrated solvers. As both FEATool and FEniCS discretize equations employing a weak finite element formulation it is quite straightforward to …

Matlab Parallel Batch and Job Scheduling with Xargs

Running Matlab FEM and Multiphysics Simulations in Parallel

Running Matlab FEM and Multiphysics Simulations in Parallel

Matlab Parallel Batch and Job Scheduling with Xargs

When tasked with performing many finite element simulations, for example in optimization studies or performing parametric studies over several variables as described in the previous parametric simulation script tutorial, one can speed up the overall process significantly by performing the simulations in parallel. This …

FEM Euler Beam Modeling and Simulation in Matlab with FEATool Multiphysics

Euler-Bernoulli Beam - FEATool Modeling and Implementation Example

Euler-Bernoulli Beam - FEATool Modeling and Implementation Example

FEM Euler Beam Modeling and Simulation in Matlab with FEATool Multiphysics

This post will discuss how to implement and model elastic deformations of simple beams with FEATool Multiphysics. Although also available as a pre-defined physics mode and GUI option, beams and truss structures can also be implemented and accurately simulated with slight extension of the available FEM Matlab functions …

Plotly and Matlab Integration with FEATool Multiphysics

Interactive Web Visualization and Postprocessing with Plotly

Interactive Web Visualization and Postprocessing with Plotly

Plotly and Matlab Integration with FEATool Multiphysics

The Plotly javascript plotting and visualization library is now fully integrated with FEATool Multiphysics and can be used to visualize FEM simulation results and data. In comparison with the built-in Matlab and Octave graphics, plotly plots feature the following advantages fully self-contained and interactive web …

Modeling of Resistive Heating in a Tungsten Filament

Coupled Multiphysics Modeling of Resistive Heating in a Tungsten Filament

Coupled Multiphysics Modeling of Resistive Heating in a Tungsten Filament

Modeling of Resistive Heating in a Tungsten Filament

The following tutorial discusses multiphysics modeling of resistive Joule heating simulated with the FEATool Multiphysics Octave and Matlab FEM toolbox. In the model the resulting current from an applied electric potential will heat a thin spiral shaped Tungsten wire, such as can be found in incandescent light bulbs. …

Advanced Matlab Command Line Postprocessing and Visualization

Advanced Command Line Postprocessing and Visualization

Advanced Command Line Postprocessing and Visualization

Advanced Matlab Command Line Postprocessing and Visualization

The following post breaks down and explains the postprocessing and visualization steps used to create the images and video for the axisymmetric stress-strain brake disk analysis model. By using the Octave or Matlab command line and exported finite element fea data struct one can create custom graphics and …