Machine learning methods for turbulence modeling in subsonic flows around airfoils
In recent years, the data-driven turbulence model has attracted widespread concern in fluid
mechanics. The existing approaches modify or supplement the original turbulence model by …
mechanics. The existing approaches modify or supplement the original turbulence model by …
Comparing local energy cascade rates in isotropic turbulence using structure-function and filtering formulations
Comparing local energy cascade rates in isotropic turbulence using structure-function and
filtering formulations Page 1 J. Fluid Mech. (2024), vol. 980, A42, doi:10.1017/jfm.2023.1066 …
filtering formulations Page 1 J. Fluid Mech. (2024), vol. 980, A42, doi:10.1017/jfm.2023.1066 …
Turbulent drag reduction over curved walls
J Banchetti, P Luchini, M Quadrio - Journal of Fluid Mechanics, 2020 - cambridge.org
This work studies the effects of skin-friction drag reduction in a turbulent flow over a curved
wall, with a view to understanding the relationship between the reduction of friction and …
wall, with a view to understanding the relationship between the reduction of friction and …
Analysis of interscale energy transfer in a boundary layer undergoing bypass transition
The Kármán–Howarth–Monin–Hill equation is employed to study the production and
interscale energy transfer in a boundary layer undergoing bypass transition due to free …
interscale energy transfer in a boundary layer undergoing bypass transition due to free …
Exact regularised point particle (ERPP) method for particle-laden wall-bounded flows in the two-way coupling regime
The exact regularised point particle (ERPP) method is extended to treat the inter-phase
momentum coupling between particles and fluid in the presence of walls by accounting for …
momentum coupling between particles and fluid in the presence of walls by accounting for …
Structure function tensor equations in inhomogeneous turbulence
D Gatti, A Chiarini, A Cimarelli… - Journal of Fluid …, 2020 - cambridge.org
Exact budget equations for the second-order structure function tensor. In a third example, the
AGKE are computed for a separating and reattaching flow. The process of spanwise-vortex …
AGKE are computed for a separating and reattaching flow. The process of spanwise-vortex …
Implicit large-eddy simulations of turbulent flow in a channel via spectral/hp element methods
The spectral/hp element method [which is the hp-version finite element method, where h
denotes the h-version finite element method and p denotes the p-version finite element …
denotes the h-version finite element method and p denotes the p-version finite element …
[HTML][HTML] Superhydrophobic surfaces to reduce form drag in turbulent separated flows
The drag force acting on a body moving in a fluid has two components, friction drag due to
fluid viscosity and form drag due to flow separation behind the body. When present, form …
fluid viscosity and form drag due to flow separation behind the body. When present, form …
Energy cascade phenomena in temporal boundary layers
A Cimarelli, G Boga, A Pavan, P Costa… - Flow, Turbulence and …, 2024 - Springer
The geometrically complex mechanisms of energy transfer in the compound space of scales
and positions of wall turbulent flows are investigated in a temporally evolving boundary …
and positions of wall turbulent flows are investigated in a temporally evolving boundary …
Multiscale dynamics in streamwise-rotating channel turbulence
In this paper the multiscale dynamics of streamwise-rotating channel turbulence is studied
through direct numerical simulations. Using the generalized Kolmogorov equation, we find …
through direct numerical simulations. Using the generalized Kolmogorov equation, we find …