Proper orthogonal decomposition of large-eddy simulation data over real urban morphology
Proper orthogonal decomposition (POD) is implemented to the atmospheric surface layer
(ASL) over real urban morphology based on the data of large-eddy simulation (LES) with …
(ASL) over real urban morphology based on the data of large-eddy simulation (LES) with …
Consistency between the attached-eddy model and the inner–outer interaction model: a study of streamwise wall-shear stress fluctuations in a turbulent channel flow
C Cheng, L Fu - Journal of Fluid Mechanics, 2022 - cambridge.org
The inner–outer interaction model (Marusic et al., Science, vol. 329, 2010, pp. 193–196) and
the attached-eddy model (Townsend, Cambridge University Press, 1976) are two …
the attached-eddy model (Townsend, Cambridge University Press, 1976) are two …
Stability influences on interscale transport of turbulent kinetic energy and Reynolds shear stress in atmospheric boundary layers interacting with a tall vegetation …
High-resolution data from the large-eddy simulation of the atmospheric boundary layer
(ABL) over a vegetation canopy are used to investigate the interaction between the most …
(ABL) over a vegetation canopy are used to investigate the interaction between the most …
Large-eddy simulation of the urban boundary layer using drag-porosity modeling
This work details the assessment of the performance of the drag-porosity model
implemented in ARPS (Advanced Regional Prediction System) atmospheric Large-Eddy …
implemented in ARPS (Advanced Regional Prediction System) atmospheric Large-Eddy …
Quantifying inner-outer interactions in noncanonical wall-bounded flows
We investigate the underlying physics behind the change in amplitude modulation
coefficient in noncanonical wall-bounded flows in the framework of the inner-outer …
coefficient in noncanonical wall-bounded flows in the framework of the inner-outer …
Amplitude modulation of turbulence intensities and fluxes in urban convective boundary layers
Despite extensive research on the effect of atmospheric stability, the influence of convective
rolls and thermal plumes in convective boundary layer (CBL) on urban winds and turbulence …
rolls and thermal plumes in convective boundary layer (CBL) on urban winds and turbulence …
Study of interscale interactions for turbulence over the obstacle arrays from a machine learning perspective
W Liu, Y Zou, X Li - Physics of Fluids, 2023 - pubs.aip.org
Investigating interactions between large-and small-scale motions is essential for
understanding turbulence over rough boundaries. The present work applies XGBoost …
understanding turbulence over rough boundaries. The present work applies XGBoost …
Scale interactions in velocity and pressure within a turbulent boundary layer developing over a staggered-cube array
MA Ferreira, B Ganapathisubramani - Journal of Fluid Mechanics, 2021 - cambridge.org
We experimentally investigate the surface drag characteristics of a staggered-distributed
cube array and its interaction with the turbulent structure of the overlying flow. Instantaneous …
cube array and its interaction with the turbulent structure of the overlying flow. Instantaneous …
Rough-wall turbulence in minimal flow units with rod-roughened walls
BY Zhang, WX Huang, CX Xu - Physics of Fluids, 2020 - pubs.aip.org
Numerical simulation of minimal flow units (MFUs) can obtain “healthy turbulence” below a
certain wall-normal height by limiting the effects of large-scale motions in the outer region …
certain wall-normal height by limiting the effects of large-scale motions in the outer region …
Effect of Urban Morphology and an Upstream Tall Building on the Scale Interaction Between the Overlying Boundary Layer and a Street Canyon
The interaction of large-and small-scale velocity fluctuations between a street canyon flow
and the overlying boundary layer, under the influence of a local morphological model and a …
and the overlying boundary layer, under the influence of a local morphological model and a …