Equilibrium and non-equilibrium turbulent boundary layers

WJ Devenport, KT Lowe - Progress in Aerospace Sciences, 2022 - Elsevier
This article presents a review of historical and recent developments in the understanding of
equilibrium and non-equilibrium turbulent boundary layers at incompressible high-Reynolds …

Spatio-temporal dynamics of flow separation induced by a forward-facing step submerged in a thick turbulent boundary layer

X Fang, MF Tachie - Journal of Fluid Mechanics, 2020 - cambridge.org
The effects of large-scale motion (LSM) on the spatio-temporal dynamics of separated shear
layers induced by a forward-facing step submerged in a thick turbulent boundary layer (TBL) …

The sound of flow over rigid walls

W Devenport, N Alexander, S Glegg… - Annual Review of Fluid …, 2018 - annualreviews.org
An overview of the acoustics of boundary layer flows over rough surfaces and surfaces with
discontinuities at low Mach number is presented. Roughness noise is dominated by dipole …

Influences of steps in hybrid rocket engines: Simulation and validation on simplified geometries

C Glaser, J Hijlkema, JY Lestrade, J Anthoine - Acta Astronautica, 2023 - Elsevier
In this study, we investigate the effect of single steps inside the fuel grains of typical hybrid
rocket motors numerically. Steps can be a promising candidate to increase the regression …

Dynamics of the recirculating areas of a forward-facing step

A Graziani, F Kerhervé, RJ Martinuzzi… - Experiments in Fluids, 2018 - Springer
The dynamics of the velocity and surface pressure fields in the recirculating regions
upstream of the foot of a forward-facing step and downstream of the step corner are …

Flow over a forward-facing step with a flexible membrane at its leading edge

Z Liu, H Wang, C Zhao - Experimental Thermal and Fluid Science, 2023 - Elsevier
The effects of a flapping membrane at the leading edge of a forward-facing step (FFS) on the
flow over and pressure fluctuation on it were experimentally investigated. The FFS was …

Flapping dynamics of a flexible membrane attached to the leading edge of a forward-facing step

Z Liu, H Wang, J Li, H Li, C Zhao - Physics of Fluids, 2024 - pubs.aip.org
The flapping dynamics of a flexible membrane (FM) and its effect on the flow fields over and
pressure fluctuations on a forward-facing step (FFS) have been investigated experimentally …

Aerodynamic design and validation of a contraction profile for flow field improvement and uncertainty quantification in a subsonic wind tunnel

V Vishwanathan, M Szoke, JE Duetsch-Patel… - AIAA Scitech 2020 …, 2020 - arc.aiaa.org
Model validation experiments are necessary for evaluating the accuracy of CFD simulations.
Additionally, these experiments identify test-specific boundary conditions in a facility that are …

[HTML][HTML] Time-resolved PIV measurement of influence of upstream roughness on separated and reattached turbulent flows over a forward-facing step

A Nematollahi, MF Tachie - AIP Advances, 2018 - pubs.aip.org
This study reports an experimental investigation of the effects of upstream roughness on a
low Reynolds number turbulent boundary layer over a forward-facing step. Two types of …

On the unsteady behaviour of cavity flow over a two-dimensional wall-mounted fence

L Barbaca, BW Pearce, H Ganesh… - Journal of Fluid …, 2019 - cambridge.org
The topology and unsteady behaviour of ventilated and natural cavity flows over a two-
dimensional (2-D) wall-mounted fence are investigated for fixed length cavities with varying …