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-   -   What is mean flow distortion? (https://www.cfd-online.com/Forums/main/78218-what-mean-flow-distortion.html)

hadesmajesty July 15, 2010 11:24

What is mean flow distortion?
 
I meet a concept in turbulence study. What is the mean flow distortion relative to the base flow? In Fourier space, it usually denoted as mode 0. But what is it and how to calculate if the flow field is known?

Thank you in advance.


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