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-   -   UDF for Flexible Airfoil (https://www.cfd-online.com/Forums/fluent-udf/226578-udf-flexible-airfoil.html)

JoshnaJayes21 May 1, 2020 09:58

UDF for Flexible Airfoil
 
I'm doing a simulation on ansys fluent for a flexible airfoil. Can you please suggest a UDF for that?

vinerm May 1, 2020 15:13

Udf
 
You question is little ambiguous. What do you need UDF for?

JoshnaJayes21 May 2, 2020 04:39

Thank you very much for the reply 😊.
I want to make the airfoil to a flexible type and the mesh to a deforming type. I'm new to ansys so I watched some videos and found out that they are using udfs. I'm not certain about what to do.😐

vinerm May 2, 2020 16:04

Flexible Airfoil
 
There are two ways to simulate a flexible airfoil and it all depends on the objective. If the deformation is caused by the Fluid, then you have to do an FSI simulation and a UDF may not be required. However, if the objective is to study the effects of an oscillating airfoil on fluid around it, then you can use UDF to model the motion of the airfoil. However, the motion needs to be described by an equation and UDF has to be written for that equation. There are no generic UDFs.

JoshnaJayes21 May 3, 2020 08:35

Thank you for your suggestions 😊.
I'll try the FSI simulation.


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