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-   -   How to ramp rotational speed in fluent (https://www.cfd-online.com/Forums/fluent/124321-how-ramp-rotational-speed-fluent.html)

Orb October 2, 2013 06:23
How to ramp rotational speed in fluent
 
How do I ramp up the rotational speed of a MRF in ansys fluent?

Thanks

A CFD free user October 2, 2013 17:42
Hi!
You mean the increase in impeller speed as a ramp function? If yes, you can use a profile macro for this, I think.

like.no.other October 5, 2013 14:25
Quote:
Originally Posted by Orb (Post 454634)
How do I ramp up the rotational speed of a MRF in ansys fluent?

Thanks
both UDF and Profile macro can do it.


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