Predicting the drag of rough surfaces
Reliable full-scale prediction of drag due to rough wall-bounded turbulent fluid flow remains
a challenge. Currently, the uncertainty is at least 10%, with consequences, for example, on …
a challenge. Currently, the uncertainty is at least 10%, with consequences, for example, on …
Flow over closely packed cubical roughness
Cube arrays are one of the most extensively studied types of surface roughness, and there
has been much research on cubical roughness with low-to-moderate surface coverage …
has been much research on cubical roughness with low-to-moderate surface coverage …
Turbulent boundary layer flow over regularly and irregularly arranged truncated cone surfaces
Aiming to study the rough-wall turbulent boundary layer structure over differently arranged
roughness elements, an experimental study was conducted on flows with regular and …
roughness elements, an experimental study was conducted on flows with regular and …
On the turbulent boundary layer over a flat plate at moderate Reynolds numbers
Two separate experimental campaigns of a spatially developing turbulent boundary layer
under approximately zero-pressure-gradient at moderate Reynolds numbers ( 1700< R e …
under approximately zero-pressure-gradient at moderate Reynolds numbers ( 1700< R e …
Investigation on abrasive-wall collision mechanism and the universal design method for constraint module in soft abrasive flow polishing
T Wang, D Tan, W Xu, C Wang, Y Tan… - The International Journal of …, 2023 - Springer
The constraint module design for soft abrasive flow (SAF) polishing is a critical factor in
determining the polishing quality of the workpiece surface. It is of significant scientific and …
determining the polishing quality of the workpiece surface. It is of significant scientific and …
A simplified photogrammetry procedure in oil-film interferometry for accurate skin-friction measurement over arbitrary geometries
An accurate and straightforward skin-friction measurement procedure over a three-
dimensional (3D) bump geometry is proposed. The procedure employs oil-film …
dimensional (3D) bump geometry is proposed. The procedure employs oil-film …
[HTML][HTML] Characteristics of turbulent boundary layers generated by different tripping devices
In this study, we employ a high-fidelity flow visualisation technique to investigate the
resemblance between a turbulent boundary layer generated in a lab environment with a …
resemblance between a turbulent boundary layer generated in a lab environment with a …
Turbulent boundary layer flow over a three-dimensional sinusoidal surface
The sinusoidal roughness effect is investigated using a direct numerical simulation (DNS) of
a spatially developing turbulent boundary layer (TBL) over three-dimensional sinusoidal …
a spatially developing turbulent boundary layer (TBL) over three-dimensional sinusoidal …
Assessment of aerodynamic roughness parameters of turbulent boundary layers over barnacle-covered surfaces
T Medjnoun, M Aguiar Ferreira, R Reinartz… - Experiments in …, 2023 - Springer
Full-scale drag penalty predictions of flows over rough walls require surface roughness
characterisation from laboratory experiments or numerical simulations. In either approach, it …
characterisation from laboratory experiments or numerical simulations. In either approach, it …
Boundary layer hydrodynamics of patchy biofilms
EAK Murphy, JM Barros, MP Schultz, KA Flack… - Biofouling, 2022 - Taylor & Francis
Algal biofilms, ubiquitous in aquatic systems, reduce the performance of engineered
systems and alter ecosystem processes. Biofilm morphology is dynamic throughout …
systems and alter ecosystem processes. Biofilm morphology is dynamic throughout …