A new mixed subgrid-scale model for large eddy simulation of turbulent drag-reducing flows of viscoelastic fluids*
Li Feng-Chen†, Wang Lu, Cai Wei-Hua
       
Normalized velocity fluctuation intensities (“N” and “V” represent the Newtonian fluid and viscoelastic fluid at We τ = 40, β = 0.8, respectively). (a) , (b) , and (c) .