[CFD] Turbulence Intensity for RANS

This talk discusses the different reference velocities that can be used in the definition of Turbulence Intensity, and the effect that this choice has on the computed values in RANS CFD.

Time stamps
0:00 Introduction
0:51 Background
2:49 Typical Values
4:20 How to calculate Turbulence Intensity
8:01 Turbulence Intensity for RANS
14:18 Reference Velocity
15:33 Example Problem
19:51 Summary of reference velocity choice
20:59 Contour labels
22:04 Check your CFD code!
23:11 Velocity-inlets
26:53 Summary
27:57 Outro

References
CFD Online, 'Turbulence Intensity', Accessed October 2022
https://www.cfd-online.com/Wiki/Turbu...

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Disclaimer
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The methods, algorithms, equations, formulae, diagrams and explanations in this talk are for educational and demonstrative purposes only. They should never be used to analyse, design, accredit or validate real scientific / engineering / mathematical structures and flow systems. For such applications, appropriate trained, qualified and accredited (SQEP) engineers / scientists should be consulted along with the appropriate documentation, procedures and engineering standards. Furthermore, the information contained within this talk has not been verified, peer reviewed or checked in any way and is likely to contain several errors. It is therefore not appropriate to use this talk itself (or any of the algorithms, equations, formulae, diagrams and explanations contained within this talk) as an academic or technical reference. The reader should consult the original references and follow the verification and validation processes adopted by your company / institution when carrying out engineering calculations and analyses. Fluid Mechanics 101 and Dr. Aidan Wimshurst are not accountable or liable in any form for the use or misuse of the information contained in this talk beyond the specific educational and demonstrative purposes for which it was intended.