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How to write UDF for pitching&plunging airfoil?

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Old   March 17, 2006, 13:37
Default How to write UDF for pitching&plunging airfoil?
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I am currently trying to write a UDF file for an airfoil in pitch and plunge to perform unsteady 2-D analysis.

I have no experience writing a UDF file, so I was wondering if you could give me a tip on how to integrate the following equations into my UDF. I think I need to use the DEFINE_CG_MOTION UDF.

For my plunging motion:


For Pitching:


Your help would be greatly appreciated.

Thank you very much

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