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Precise Simulation


43 total contributions since 2017

FEATool Multiphysics (https://www.featool.com) is a fully integrated Computer Aided Engineering (CAE), Finite Element Analysis (FEA), and Computational Fluid Dynamics (CFD) MATLAB Toolboxes for modeling and simulation of fully coupled systems of PDEs, physics and engineering applications with the finite element method (FEM).

FEATool is completely self contained toolboxes featuring a full suite of functions and subroutines for preprocessing, grid generation, FEA assembly, solvers, postprocessing and visualization.

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FEATool Multiphysics - MATLAB FEA Physics Simulation Toolbox
FEATool Multiphysics is an Easy to Use PDE, Physics, FEM and CFD Matlab Simulation GUI Toolbox

6 dagen ago | 364 downloads |

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Fluid flow & heat transfer using PDE toolbox
Coupled axisymmetric Matlab CFD and heat transfer problems can relatively easily be set up and solved with the FEATool Multiphys...

ongeveer 2 maanden ago | 2

Answered
How can we save transient CFD results in a file during running the code?
It is hard to say what the best approch is without knowing anything about your code, but assuming you have access to the data wh...

3 maanden ago | 0

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What tools and workflows are available for solving differential equations in MATLAB 8.0 (R2012b)?
For reference and add an update to the last point, hyperbolic and general PDE type problems can now be solved with the FEATool M...

3 maanden ago | 0

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How to set and use parfor loop calling ANSYS to do finite element analysis ?
Maybe not exactly what you are looking for, but you can use xargs (on linux) to perform system calls in parallel. The linked exa...

9 maanden ago | 0

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How to import variables from my script to a FEATool.
It is not quite clear what exactly you are trying to do. If you have an external Matlab m-script or function, you can use it as ...

10 maanden ago | 2

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System of PDEs which is tricky for PDEPE
Systems of PDEs might also be easier to solve with the FEATool FEM Toolbox which features a GUI and easy syntax for defining cus...

11 maanden ago | 0

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Accelerating PDE-Solving with Parallel Computing Toolbox
If you are thinking about doing parametric studies (multiple simulation runs with different parameters or geometry/mesh variatio...

11 maanden ago | 1

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Combining 3D geometries pde toolbox
The current version of PDE Toolbox does not support built-in 3D geometry and CAD tools, you would have to use an external CAD pr...

11 maanden ago | 0

Answered
How do i write the code for navierstokes equation in matlab/comsol?
The incompressible Navier-Stokes equations is also available as a built-in <http://www.featool.com/doc/physics.html#phys_ns pre-...

12 maanden ago | 1

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How to extract slice of 3D PDE solution into a matrix? Works with slice to plot, but want the actual date
The slice is a graphics handle object which you can extract the data from, for example (use _get(h)_ to see what data is availab...

meer dan een jaar ago | 0

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Best toolboxes for my needs?
For FEA, FEM, and CFD simulations the <https://www.mathworks.com/products/pde.html PDE Toolbox> or <https://www.featool.com FEAT...

meer dan een jaar ago | 0

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Non-linear differential dquation
As per your previous question <https://www.mathworks.com/matlabcentral/answers/368440-how-to-solve-fick-s-2nd-law-of-diffusion-e...

meer dan een jaar ago | 0

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Matlab code for solving 2D Laplace pde
Sparse linear solvers are already available in Matlab, the backslash operator per default uses the Umfpack direct solver y...

meer dan een jaar ago | 0

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3D diffusion equation in cylinder
Modelling and simulation of convection and diffusion for a 3D cylindrical (and other) domains is possible with the <https://www....

meer dan een jaar ago | 0

| accepted

Answered
How to solve fick's 2nd law of diffusion equation?
<http://www.featool.com/doc/physics.html#phys_cd Modeling and simulation of convection and diffusion> is certainly possible to s...

meer dan een jaar ago | 1

| accepted

Answered
How to find the maximum length in a structure of vectors?
If by "maximum length" you mean the number of struct entries, then you can just use one of the standard *length*, *numel*, or *s...

meer dan een jaar ago | 1

Answered
Mesh Plotting in Matlab
The following will plot quadrilaterals from your grid (if you prefer triangles you can use the *patch* command) x = 0 : 0...

meer dan een jaar ago | 0

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Information about meshgrid in pdetool. How can I define specific mesh?
If you prefer to set up and solve heat transfer plate and other PDE problems with a structured quadrilateral mesh, it is possibl...

meer dan een jaar ago | 0

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Assembling global matrix from element matrices based on location.
Normally you would have a list of integer pointers between local and global degrees of freedom constructed from the mesh connect...

meer dan een jaar ago | 0

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How can I solve the equation of curvature on PDE Toolbox?
∥∇f∥ should typically be *sqrt(fx^2+fy^2+eps)* where eps is a small constant to avoid divisions by zeros (since ∥∇f∥ is in the d...

meer dan een jaar ago | 0

Answered
Create laplacian smoothing matlab
You can get something quite similar with the following code, and tune it by playing around with the <http://www.featool.com/doc/...

meer dan een jaar ago | 0

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Did anyone developed a code/function to create Stiffness matrix of 8-Node Brick (Hexahedral) in Finite Element Analysis ?
For a single element you can just create a grid with one cell, for example using grid = blockgrid(1); in the example ab...

meer dan een jaar ago | 0

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Did anyone developed a code/function to create Stiffness matrix of 8-Node Brick (Hexahedral) in Finite Element Analysis ?
Q1 hexahedral elements are available and pre-defined with the <www.featool.com FEA Toolbox>. Once installed, the following code ...

meer dan een jaar ago | 0

Answered
MATLAB Addons for FEM?
You can use the Matlab <https://www.mathworks.com/products/pde.html PDE Toolbox> or <https://www.featool.com FEATool FEM Toolbox...

meer dan een jaar ago | 2

| accepted

Answered
delaunaytriangulation function: How to associate triangles with edges?
With the <https://www.featool.com/doc/gridedge_8m.html gridedge> function included with the <https://www.featool.com Matlab FEA ...

meer dan een jaar ago | 0

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Is there any way to solve an advection heat equation in pdetool box?
This <http://www.featool.com/doc/quickstart.html#ex_he1 coupled fluid flow heat transfer model> might be a good starting point. ...

meer dan een jaar ago | 2

| accepted

Answered
PDE Toolbox Structural mechanics Static bending of a beam with material properties varying inside the beam
Perhaps you can modify this <http://www.featool.com/tutorial/2017/05/30/Euler-Bernoulli-Beam-Matlab-Simulation-in-FEATool-Multip...

meer dan een jaar ago | 0

Answered
hello every one , I have a 3d cylinderical shape with temperature distributed in this cylinder in a given function. the question is , can this be ploted by matlab??
Another option if you for example want to <http://www.featool.com/tutorial/2017/09/06/Matlab-Plotly-3D-Unstructured-Visualizatio...

meer dan een jaar ago | 2

Answered
PDE Thermal Model with heat produced as a function
If you are using the FEATool Multiphysics Toolbox it is possible enter PDE coefficients as regular string expressions, for examp...

meer dan een jaar ago | 0

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