Found 38 Documents (Results 1–38)
Some dynamical features of the turbulent flow of a viscoelastic fluid for reduced drag. (English) Zbl 1273.76045
Streamwise variation of turbulent dynamics in boundary layer flow of drag-reducing fluid. (English) Zbl 1241.76306
A massively parallel hybrid scheme for direct numerical simulation of turbulent viscoelastic channel flow. (English) Zbl 1452.76075
Data reduction in viscoelastic turbulent channel flows based on extended Karhunen-Loève analysis. (English) Zbl 1274.76133
A new method preserving the positive definiteness of a second order tensor variable in flow simulations with application to viscoelastic turbulence. (English) Zbl 1242.76220
DNS study of decaying homogeneous isotropic turbulence with polymer additives. (English) Zbl 1225.76171
Polymer-laden homogeneous shear-driven turbulent flow: a model for polymer drag reduction. (English) Zbl 1197.76060
Simulations of three-dimensional viscoelastic flows past a circular cylinder at moderate Reynolds numbers. (English) Zbl 1189.76057
Turbulent drag reduction and multistage transitions in viscoelastic minimal flow units. (English) Zbl 1189.76326
Temporal large eddy simulations of turbulent viscoelastic drag reduction flows. (English) Zbl 1183.76516
MSC:
76-XX
Velocity and conformation statistics based on reduced Karhunen-Loève projection data from DNS of viscoelastic turbulent channel flow. (English) Zbl 1274.76132
Effects of viscoelasticity on the probability density functions in turbulent channel flow. (English) Zbl 1183.76451
MSC:
76-XX
Study on the characteristics of turbulent drag-reducing channel flow by particle image velocimetry combining with proper orthogonal decomposition analysis. (English) Zbl 1183.76121
MSC:
76-XX
Effect of rheological properties on drag reduction in turbulent boundary layer flow. (English) Zbl 1183.76508
MSC:
76-XX
One equation model for turbulent channel flow with second order viscoelastic corrections. (English) Zbl 1257.76032
Streamwise development of turbulent boundary-layer drag reduction with polymer injection. (English) Zbl 1178.76023
J. Fluid Mech. 597, 31-66 (2008); corrigendum ibid. 601, 443 (2008).
Direct numerical simulation of the drag-reducing turbulent boundary layer of viscoelastic fluid. (English) Zbl 1182.76744
MSC:
76-XX
Effects of polymer stresses on eddy structures in drag-reduced turbulent channel flow. (English) Zbl 1175.76069
Scission-induced bounds on maximum polymer drag reduction in turbulent flow. (English) Zbl 1187.76539
MSC:
76-XX
Theoretical investigation upon Kármán constant and relevance to drag reduction. (English) Zbl 1187.76588
MSC:
76-XX
The dynamic mechanism for turbulent drag reduction using rigid fibers based on Lagrangian conditional statistics. (English) Zbl 1187.76404
MSC:
76-XX
Viscoelastic effects on higher order statistics and on coherent structures in turbulent channel flow. (English) Zbl 1187.76219
MSC:
76-XX
Direct numerical simulation of polymer-induced drag reduction in turbulent boundary layer flow. (English) Zbl 1187.76127
MSC:
76-XX
Characteristic scales and drag reduction evaluation in turbulent channel flow of nonconstant viscosity viscoelastic fluids. (English) Zbl 1186.76236
MSC:
76-XX
Polymer chain dynamics in Newtonian and viscoelastic turbulent channel flows. (English) Zbl 1186.76211
MSC:
76-XX
Viscoelastic behaviour of suspensions of rigid-rod like particles in turbulent channel flow. (English) Zbl 1060.76657
Turbulent-viscosity reduction mechanism based on anisotropic turbulence effects. (English) Zbl 1186.76594
MSC:
76-XX
Polymer-induced drag reduction: effects of the variations in elasticity and inertia in turbulent viscoelastic channel flow. (English) Zbl 1186.76235
MSC:
76-XX
Numerical approach to simulating turbulent flow of a viscoelastic polymer solution. (English) Zbl 1047.76524
Viscoelastic effects on the stability of wall-bounded shear flows. (English) Zbl 1184.76468
MSC:
76-XX
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