Turbulent momentum transfer of isothermal multiple swirling jets and preliminary exploration of its application in displacement ventilation

W Ma, C Xu, S Yi, L Wang, C Zhang… - Building and …, 2024 - Elsevier
It was hypothesized that counter-rotating swirling jets enhanced rotational momentum while
multiple swirling jets (MSJ) reduced velocity decay along spreading direction. This study …

A novel pre-dilution, swirling jet diffuser to enhance effluent mixing: Hydrodynamics and dilution performance

X Peng, Y He, Y Zhao, W Zhang - Journal of Hydro-environment Research, 2022 - Elsevier
Diffusers are widely-used to quickly dilute effluents in receiving water bodies. This study
proposed a novel diffuser that pre-mixes effluent with ambient water before discharging and …

[HTML][HTML] Numerical simulation of the interactions among multiple turbulent swirling jets mounted in unbalanced positions

A Khelil, H Naji, L Loukarfi, MH Meliani… - Applied Mathematical …, 2016 - Elsevier
In this study, we numerically examined the interactions among multiple swirling jets mounted
in unbalanced positions. The formulation was based on the Reynolds average Navier …

Numerical study on the performance of rounded corners on the top of electronic components on cooling effectiveness

M Bedrouni, A Khelil - International Journal of Heat and Mass Transfer, 2020 - Elsevier
The importance of this research is to explore and discuss the effects of rounding the top
corners of electronic components which are subjected to a cross-flow and a perpendicular …

Unsteady Turbulent Swirling Flows in a Thick Torus

A Sukhanovskii, V Batalov, R Stepanov… - Heat Transfer …, 2023 - Taylor & Francis
Experimental study of unsteady swirling flows generated by special diverters in closed
toroidal channels with different curvatures was carried out. The formation of a swirling flow in …

Experimental and CFD-based study of the interaction of lobed multi-jet diffusers in unbalanced positions

M Braikia, H Naji, A Khelil, A Maammar - Journal of the Brazilian Society of …, 2022 - Springer
This paper aims to highlight the effective means for improving jets auto-induction for their
integration into the terminal units of cooling and heating air devices. However, their …

Experimental and numerical investigation of impinging multi-jet system.

A Zerrout, A Khelil, L Loukarfi - Mechanika, 2017 - mechanika.ktu.lt
The main emphasis of the present work is the experimental and numerical analysis of the
impact of the swirling multi-jet system on a flat plate. To carry out this study, it was necessary …

CARACTERISATION THERMIQUE ET DYNAMIQUE DUN SYSTEME MULTI JETS A DIFFUSEURS A GEOMETRIE MIXTE APPLICATION AU CONFORT THERMIQUE …

N ZAHOUT - 2024 - dspace.univ-chlef.dz
Le processus de mélange est un aspect fondamental de la mécanique des fluides qui
implique le transfert de chaleur ou de masse entre différents composants ou phases. Ce …

Numerical study of turbulent flows around a cubic obstacle blown from a variable geometry jets diffuser

AF Chebra, M Braikia, A Khelil, M Bedrouni, Z Driss - 2024 - otik.uk.zcu.cz
This research focuses on utilizing numerical simulation to analyse how modifications in the
air jet diffuser shape impact the cooling efficiency of electronic parts. The main aim of this …

[PDF][PDF] Etude numérique de l'influence de la géométrie sur l'écoulement des jets tourbillonnaires.

Y Bouhamidi, A Khelil, S Nechad… - Nature & Technology …, 2015 - researchgate.net
RÉSUMÉ L'objectif de cette étude est de développer une simulation numérique d'un
écoulement issu d'un diffuseur tourbillonnaire. Une évaluation détaillée de ses résultats …