Experimental and large-eddy simulation study of swirling air jet: Application for the improvement of the spatial temperature homogeneity

A Bennia, MA Hameed Khan, A Reffas, M Lateb… - Journal of the Brazilian …, 2024 - Springer
In the present work, a swirl diffuser with a new design is proposed to be applied in the
ventilation of living rooms, aiming to improve thermal comfort in an occupied area with a …

Experimental and numerical investigation of a turbulent lobed diffuser jet: Application to residential comfort

A Bennia, L Loukarfi, A Khelil… - Mechanics & …, 2018 - mechanics-industry.org
In this work, we present an experimental and numerical study of a turbulent jet from a lobed
diffuser, applied to residential comfort. The main aim is the improvement of the air diffusion …

Features of heat transfer at interaction of an impact swirl jet with a dimple

VI Terekhov, YM Mshvidobadze - Thermal Science, 2016 - doiserbia.nb.rs
Experimental results on investigation of heat transfer at interaction of an air impact jet with a
semi-spherical cavity are presented in this work. This research is continuation of …

Experiments and large-eddy simulations of lobed and swirling turbulent thermal jets for HVAC's applications

A Bennia, H Fellouah, A Khelil, L Loukarfi… - Journal of Applied Fluid …, 2020 - jafmonline.net
The mixing improvement by passive control is of wide practical interest. The lobed diffuser,
which mixes the primary and secondary streams with high efficiency, has been widely used …

Contribution to the experimental and numerical dynamic study of a turbulent jet issued from lobed diffuser

A Bennia, L Loukarfi, A Khelil, S Mohamadi… - Journal of Applied …, 2016 - jafmonline.net
In the present work, we are interested to the experimental and numerical study of the free
turbulent lobed jet, used in residential heating and air conditioning. The objective of our …

[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 …

[PDF][PDF] Etude expérimentale d'un jet turbulent à diffuseur muni de lobes: Application au confort dans les locaux à usage d'habitation

A Bennia, L Loukarfi, M Braikia, A Khelil… - Nature & …, 2015 - researchgate.net
Résumé Nous présentons, dans ce travail une étude expérimentale d'un jet lobé, appliqué
au confort dans les locaux à usage d'habitation. L'objectif visé est l'amélioration de …

Experimental and numerical study of a turbulent multiple jets issued from lobed diffusers

W Medaouar, L Loukarfi, M Braikia… - Journal of Applied Fluid …, 2019 - jafmonline.net
A combined experimental and computational study of a turbulent multiple jet from lobed
diffusers is performed. The main interest of these multiple lobed jets is to come up with the …

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 …

Effect of temperature and velocity inlet conditions at the diffusers on the thermal and dynamic behavior of an impacting swirling multi-jet system

A Zerrout, A Kacemi - Numerical Heat Transfer, Part A: Applications, 2024 - Taylor & Francis
This study concerns the numerical simulation of a system of swirling turbulent jets impacting
a flat plate, by two numerical models of the closure of the Navier Stokes equations (k-ω sst) …