Numerical investigation of thermal comfort using the mixing and displacement ventilation systems within a fitting room

MAH Khan, A Bennia, M Lateb, H Fellouah - International Journal of Heat …, 2022 - Elsevier
This study aims to investigate the mixing and displacement ventilation systems commonly
used in buildings indoor ventilation by means of computational fluid mechanics (CFD). The …

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 dynamic investigation of a swirling jet: application to improve the efficiency of air diffusion in an occupied zone

A Bennia, A Reffas, MAH Khan… - Journal of Applied …, 2023 - jafmonline.net
When reducing the energy prerequisites of buildings, the correct distribution of fresh air
flows injected into the living rooms poses a problem. If the problem of mixing the injected air …

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 …

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 …

Large Eddy Simulation of a Turbulent Flow over Circular and Mixed Staggered Tubes' Cluster

M Bedrouni, A Khelil, M Braikia, H Naji - Journal of Applied Fluid …, 2020 - jafmonline.net
A large eddy simulation study was conducted to investigate the turbulent dynamic structure
of a fluid flow in two staggered tube configurations, one is composed of all circular cylinders …

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 …

Numerical models development for unidirectional air flow diffusers with lobed and circular orifices

L Tacutu, I Nastase, F Bode, C Croitoru… - E3S Web of …, 2019 - e3s-conferences.org
In order to achieve more realistic boundary conditions on the inlet of a ventilation system it is
necessary to study the influences of the air diffuser orifices geometry on the airflow …

Thermal and dynamic characterization of a multi-jet system with different geometry diffusers

N Zahout, M Braikia, A Khelil, H Naji - Journal of Thermal …, 2021 - dergipark.org.tr
This paper proposed to use the impinging jets mixing process to improve the quality of
residential heating and air conditioning. The main objective is to meet the requirements of …

Etude expérimental dynamique d'un jet d'air tourbillonnaire: Amélioration de la diffusion d'air dans les immeubles résidentiels

RAM Rachid - 2021 - dspace.univ-bba.dz
structures tourbillonnaires génératrices de mélange et l'un des meilleurs moyens passifs de
mise en oeuvre pratique dans le contrôle des jets d'air. Le type de jet tourbillonnaire, permet …