A review of Backward-Facing Step (BFS) flow mechanisms, heat transfer and control

L Chen, K Asai, T Nonomura, G Xi, T Liu - Thermal Science and …, 2018 - Elsevier
Abstract Backward-Facing Step (BFS) flow is one representative model for separation flows,
which can be widely seen in aerodynamic flows (airfoil, spoiler, high attack angle process) …

Effects of undulated wall on the hydrodynamic and thermal transport characteristics of turbulent jet

S Shivankar, PR Randive, S Pati - International Journal of Thermal …, 2020 - Elsevier
The present study investigates numerically the effect of wall undulation on the thermo-
hydraulic transport characteristics of turbulent jet. In order to explore the influence of position …

Numerical Study of Flow Downstream a Step with a Cylinder Part 1: Validation of the Numerical Simulations

M Abdollahpour, P Gualtieri, DF Vetsch, C Gualtieri - Fluids, 2023 - mdpi.com
The backward-facing step flow (BFSF) is a classical problem in fluid mechanics, hydraulic
engineering, and environmental hydraulics. The nature of this flow, consisting of separation …

Effects of a turbulent wall jet on heat transfer over a non-confined backward-facing step

N Lancial, F Beaubert, S Harmand, G Rolland - International Journal of …, 2013 - Elsevier
Experimental and numerical analysis of a turbulent wall jet on the heat transfer downstream
of a non-confined backward-facing step are presented. Several configurations are studied to …

PIV measurements in a turbulent wall jet over a backward-facing step in a three-dimensional, non-confined channel

TD Nguyen, H Souad - Flow Measurement and Instrumentation, 2015 - Elsevier
A study of a turbulent wall jet over a backward-facing step is especially of interest because it
shows a rich phenomenon flow and a mechanism to alter the flow characteristics …

Influence of the geometry on the two-and three-dimensional dynamics of the flow in a 180 sharp bend

L Zhang, A Pothérat - Physics of Fluids, 2013 - pubs.aip.org
Influence of the geometry on the two- and three-dimensional dynamics of the flow in a 180
sharp bend | Physics of Fluids | AIP Publishing Skip to Main Content Umbrella Alt Text Umbrella …

[PDF][PDF] Influence of a Rigid Cylinder on Flow Structure over a Backward-Facing Step

M Abdollahpour, P Gualtieri, C Gualtieri - Proceedings of the 39th …, 2022 - iris.unina.it
In the present study, laminar and turbulent flow over a backward-facing step (BFSF) where a
cylinder was placed immediately downstream of the step was investigated through …

Influence of upstream flow characteristics on the reattachment phenomenon in shallow cavities

AF Madi, A Mataoui, Z Bouahmed - Thermal Science, 2011 - doiserbia.nb.rs
The influence of the upstream flow characteristics on the behavior of the flow over a shallow
cavity and on the reattachment phenomenon is examined in this paper. Accordingly, a …

Flow characteristics on helodeck of a generic frigate ship model through experiment and CFD

B Praveen, R Vijayakumar, SN Singh, V Seshadri - Ocean Engineering, 2022 - Elsevier
In light of modern Naval warfare strategy demanding high degree of stealth in design, the
external geometry of frontline warships has undergone a paradigm shift. These changes in …

Mass transfer control of a backward-facing step flow by local forcing-effect of Reynolds number

Z Mehrez, M Bouterra, CA El, A Belghith, QP Le - Thermal Science, 2011 - doiserbia.nb.rs
The control of fluid mechanics and mass transfer in separated and reattaching flow over a
backward-facing step by a local forcing, is studied using Large Eddy Simulation (LES). To …