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.

Submitted

FEATool Multiphysics - MATLAB FEA Physics Simulation Toolbox

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

6 days ago | 371 downloads |

Answered

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...

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...

2 months 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...

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 months ago | 0

Answered

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...

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 months ago | 0

Answered

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...

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 months ago | 0

Answered

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 ...

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 months ago | 2

Answered

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...

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 months ago | 0

Answered

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...

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 months ago | 1

Answered

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...

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 months 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-...

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 months ago | 1

Answered

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...

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...

1 year ago | 0

Answered

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...

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...

1 year ago | 0

Answered

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...

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...

1 year ago | 0

| accepted

Answered

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...

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...

1 year ago | 0

Answered

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....

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....

1 year 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...

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...

1 year 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...

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...

1 year 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...

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...

1 year ago | 0

Answered

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...

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...

1 year ago | 0

Answered

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...

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...

1 year ago | 0

Answered

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...

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...

1 year 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/...

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/...

1 year ago | 0

Answered

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...

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...

1 year ago | 0

Answered

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 ...

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 ...

1 year 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...

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...

1 year 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 ...

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 ...

1 year ago | 0

Answered

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. ...

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. ...

1 year 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...

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...

1 year 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...

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...

1 year 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...

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...

1 year ago | 0