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Re: Reynolds number Re characterises the ratio of inertia to viscous friction.

dt: In the numerical calculation dt is the time step. Video frames are created at each step.

Video length in seconds: Duration of the video generated (max length 60 seconds)

If you would like to know more about the parameters and what they do visit the variables guide

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Flow Illustrator

Easy to use flow simulation tool

Submit your image to run your online flow simulation