Flow360 Feature Update: Custom Variables

Jolie Duquene
Published 15 Aug 2025

Want to optimize and streamline your post-processing workflow? Desire a way to define simulation variables with minimal manual calculation, especially in the WebUI? Look no further, as custom variables in Flow360 offer a comprehensive solution to these challenges and many more.

The latest release of Flow360 comes with a powerful new feature: custom variables, a way to define quantities or expressions that can be used across the platform. Some example use cases include:

  • Defining a custom time step that will adjust to achieve the desired number of time steps per degree for a given rotor speed

  • Creating lift force and drag force as a custom output field

  • Storing variables in the library to allow use across different cases in a project

These examples and more demonstrate how custom variables can help consolidate the simulation workflow, saving time from repetitive manual calculations.

The power of custom variables extends to Python as well. For greater control over variable definition, the fl.UserVariable() function in the Flow360 Python API allows you to not only integrate custom variables into your Python workflow, but also define custom units to suit your use case. This level of customization is a key to unlocking more streamlined solutions to engineering’s most complex and unique problems.

Ready to revolutionize your engineering workflow? Checkout the video below to get started with custom variables in Flow360 today and unlock a new dimension of efficiency, control, and insight in your simulations. Experience the unparalleled power of custom variables and propel your projects to new heights.

 

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