A review of turbulent skin-friction drag reduction by near-wall transverse forcing
The quest for reductions in fuel consumption and CO 2 emissions in transport has been a
powerful driving force for scientific research into methods that might underpin drag-reducing …
powerful driving force for scientific research into methods that might underpin drag-reducing …
From bypass transition to flow control and data-driven turbulence modeling: an input–output viewpoint
MR Jovanović - Annual Review of Fluid Mechanics, 2021 - annualreviews.org
Transient growth and resolvent analyses are routinely used to assess nonasymptotic
properties of fluid flows. In particular, resolvent analysis can be interpreted as a special case …
properties of fluid flows. In particular, resolvent analysis can be interpreted as a special case …
Near-wall streak modification by spanwise oscillatory wall motion and drag-reduction mechanisms
E Touber, MA Leschziner - Journal of Fluid Mechanics, 2012 - cambridge.org
Direct numerical simulations for fully developed channel flow, subjected to oscillatory
spanwise wall motion, have been performed and analysed in an effort to illuminate the …
spanwise wall motion, have been performed and analysed in an effort to illuminate the …
Drag reduction in turbulent boundary layers by in-plane wall motion
M Quadrio - … Transactions of the Royal Society A …, 2011 - royalsocietypublishing.org
Drag-reduction techniques capable of reducing the level of turbulent friction through wall-
parallel movement of the wall are described, with special emphasis placed on spanwise …
parallel movement of the wall are described, with special emphasis placed on spanwise …
Model-based design of transverse wall oscillations for turbulent drag reduction
Over the last two decades, both experiments and simulations have demonstrated that
transverse wall oscillations with properly selected amplitude and frequency can reduce …
transverse wall oscillations with properly selected amplitude and frequency can reduce …
[HTML][HTML] Skin-friction drag reduction in a channel flow with streamwise-aligned plasma actuators
Abstract Direct Numerical Simulations in a turbulent channel flow at a moderate Reynolds
number are performed in order to investigate the potential of Dielectric Barrier Discharge …
number are performed in order to investigate the potential of Dielectric Barrier Discharge …
Wall-oscillation conditions for drag reduction in turbulent channel flow
P Ricco, M Quadrio - International Journal of Heat and Fluid Flow, 2008 - Elsevier
The drag reduction properties of a turbulent channel flow modified by spanwise sinusoidal
oscillations of the walls are investigated by direct numerical simulations. The work is based …
oscillations of the walls are investigated by direct numerical simulations. The work is based …
Spanwise oscillatory wall motion in channel flow: drag-reduction mechanisms inferred from DNS-predicted phase-wise property variations at
A direct-numerical-simulation-based study is presented, which focuses on the response of
near-wall turbulence and skin friction to the imposition of an oscillatory spanwise wall motion …
near-wall turbulence and skin friction to the imposition of an oscillatory spanwise wall motion …
Review on the applications and developments of drag reducing polymer in turbulent pipe flow
Drag reduction phenomenon in pipelines has received lots of attention during the past
decades due to its potential engineering applications, especially in fluid transporting …
decades due to its potential engineering applications, especially in fluid transporting …
Changes in turbulent dissipation in a channel flow with oscillating walls
Harmonic oscillations of the walls of a turbulent plane channel flow are studied by direct
numerical simulations to improve our understanding of the physical mechanism for skin …
numerical simulations to improve our understanding of the physical mechanism for skin …