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Which of these models solves a system for the turbulent kinematic viscosity?

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in Computational Fluid Dynamics by (118k points)
Which of these models solves a system for the turbulent kinematic viscosity?

(a) DNS

(b) LES

(c) Spalart-Allmaras

(d) RANS

I had been asked this question during an online interview.

Query is from Turbulent Viscosity in section Turbulence Modelling of Computational Fluid Dynamics

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Correct answer is (c) Spalart-Allmaras

The explanation: Spalart- Allmaras is a model for solving turbulent flow especially invented for aerospace problems. It gives good results for turbulent boundary layer models. It solves the transport equation for turbulent kinematic viscosity.

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