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ANSYS Fluent VS Calculix

Compare ANSYS Fluent VS Calculix and see what are their differences

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ANSYS Fluent logo ANSYS Fluent

ANSYS engineering simulation and 3D design software delivers product modeling solutions with unmatched scalability and a comprehensive multiphysics foundation.

Calculix logo Calculix

Calculix is a free and open-source finite-element analysis application that uses an input format...
  • ANSYS Fluent Landing page
    Landing page //
    2023-01-26
  • Calculix Landing page
    Landing page //
    2022-10-23

ANSYS Fluent videos

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ANSYS Fluent: Overview of the Mapped Interface Technique for CHT Simulations

Calculix videos

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Mecway / Calculix - simple check and review results

More videos:

  • Review - CalculiX - Swivel Tie Down Ring (w plastic)

Category Popularity

0-100% (relative to ANSYS Fluent and Calculix)

ANSYS Fluent

Calculix

Technical Computing
89 89%
Technical Computing
11% 11
Numerical Computation
89 89%
Numerical Computation
11% 11
CFD
79 79%
CFD
21% 21
Simulation Software
100 100%
Simulation Software
0% 0

User comments

Share your experience with using ANSYS Fluent and Calculix. For example, how are they different and which one is better?
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Social recommendations and mentions

Calculix might be a bit more popular than ANSYS Fluent. We know about 1 link to it since March 2021 and only 1 link to ANSYS Fluent. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

ANSYS Fluent mentions (1)

  • Cannot access the ansys.com website (Access denied)
    I live in Iraq and whenever I try to access "ansys.com", I get the error. Source: over 1 year ago

Calculix mentions (1)

  • What is the model used for nonlinear material in Freecad?
    Under the hood CalculiX is used for this. It appears the FreeCAD nonlinear material object does use a plastic model from CalculiX. Here are two forum threads I found discussing the matter:. Source: about 3 years ago

What are some alternatives?

When comparing ANSYS Fluent and Calculix, you can also consider the following products

OpenFOAM - OpenFOAM® - Official home of The Open Source Computational Fluid Dynamics (CFD) Toolbox.

elmer - Elmer is an open-source software package that solves partial differential equations. Combined with its ability to run various equations in parallel, it is an effective tool for running multiphysical simulations. Read more about elmer.

MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming

SimScale - SimScale makes high-fidelity engineering simulation truly accessible. From anywhere. At any scale. In the cloud.

COMSOL Multiphysics - COMSOL is the developer of COMSOL Multiphysics software, an interactive environment for modeling and simulating scientific and engineering problems.

SimFlow - SimFlow is a powerful CFD software, focused on engineering and science.

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