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The turbulent kinetic energy production is limited to prevent the build-up of turbulence in __________ regions.

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in Computational Fluid Dynamics by (118k points)
The turbulent kinetic energy production is limited to prevent the build-up of turbulence in __________ regions.

(a) far-field

(b) near-wall

(c) stagnation

(d) trailing

I got this question in a national level competition.

My question comes from Turbulence Modelling topic in chapter Turbulence Modelling of Computational Fluid Dynamics

1 Answer

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Best answer
The correct choice is (c) stagnation

For explanation I would say: In the stagnation region, the velocities will be zero. So, there is no possibility of turbulence there. The model should be limited to prevent unrealistic turbulence in the stagnation region.

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