[CFD] Enhanced Wall Functions in ANSYS Fluent

An overview of the enhanced wall functions that are used in ANSYS Fluent. The following topics are covered:

1) 2:07 How do wall functions work (Recap)?

2) 15:09 What are standard wall functions in ANSYS Fluent?

3) 18:53 What are enhanced wall functions in ANSYS Fluent?

4) 25:12 When should you use enhanced wall functions?

#enhancedWallFunctions #fluidmechanics101 #cfd

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Some useful references:

1) B. A. Kader
'Temperature and Concentration Profiles in Fully Turbulent Boundary Layers'
Int. J. Heat Mass Tran. Vol. 24. No. 9. pp. 154-1544. 1981.
https://www.sciencedirect.com/science...

2) ANSYS Fluent User Manual
4.12.4 Enhanced Wall Treatment
https://www.afs.enea.it/project/neptu...

3) F. White and G. Christoph
'A Simple New Analysis of Compressible Turbulent Two-Dimensional Skin Friction under Arbitrary Conditions'
Technical Report AFFDL-TR-70-133, February 1971.
https://apps.dtic.mil/sti/pdfs/AD0720...

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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.