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TOPIC: Mixing length model for buoyant jets

Mixing length model for buoyant jets 11 years 4 months ago #9824

  • viviro7
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Hi

I was checking at subroutine viscml.f and at page 67 of chapter 2 of the Hydrodynamics of Free Surface Flows book, and found that for an outfall (heat outfall) is better to use option 4 (JET) for the mixing length model. However, I was wondering if is possible to use this model just for a small domain which corresponds to the outfall and use the standard Prandtl model for the rest of the domain. How should I go about it?

Thanks

Viviana
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Mixing length model for buoyant jets 11 years 4 months ago #9826

  • jmhervouet
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Hello,

Actually we removed this model for jets, it raised problems and was not written for parallelism. It is superseded by models like k-epsilon that "see" jets because they "know" the gradients of velocity.

With best regards,

Jean-Michel Hervouet
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Mixing length model for buoyant jets 11 years 3 months ago #9831

  • viviro7
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Thank you so much for the clarification.

Kind Regards

Viviana
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