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On the effects of porous walls on transitional and turbulent channel flows

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We consider the pressure-driven, incompressible flow in a channel bounded by two layers of porous material. The flow is analysed first in terms of its non-modal stability characteristics; then results for the DNS of the Poiseuille flow in the turbulent regime are shown.

Author(s):

Maurizio Quadrio    
Politecnico di Milano - Dip. Scienze e Tecnologie Aerospaziali
Italy

Marco Rosti    
Politecnico di Milano - DSTA
Italy

Davide Scarselli    
Politecnico di Milano - DSTA
Italy

Luca Cortelezzi    
Dept. Mechanical Engineering, McGill University, Montreal
Canada