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-   -   ramp omega in MRF (https://www.cfd-online.com/Forums/openfoam/125635-ramp-omega-mrf.html)

koimau October 28, 2013 08:42

ramp omega in MRF
 
Dear Foamers,

since I am using MRF in OpenFOAM I would like to ask if there is any possibility to ramp the angular velocity instead of just prescribing a fixed value (something like the "table" option available for boundary conditions).

Thank you in advance for your answers.

Kind Regards,

koimau

MIZOR July 21, 2020 02:22

I answer now, maybe I can help other users.


If you use ramp angular velocity you can try in MRFProperties

origin (0 0 0);
axis (0 0 1);
omega table (
(0. 0.) // (iteration rad/s)

(100 300)
);


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