Search Results - "Merouani, Slimane"

Acceleration of Heat Transfer and Melting Rate of a Phase Change Material by Nanoparticles Addition at Low Concentrations by Chibani, Atef, Merouani, Slimane

“…The thermal analysis of melting process of phase change material in rectangular latent thermal energy storage unit is presented herein. To resolve the low heat…”
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Sonochemical degradation of Rhodamine B in aqueous phase: Effects of additives by Merouani, Slimane, Hamdaoui, Oualid, Saoudi, Fethi, Chiha, Mahdi

“…The effects of various additives such as iron (elemental, bivalent and trivalent), carbon tetrachloride, hydrogen peroxide, tert-btyl alcohol, salt (Na 2SO 4),…”
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A comprehensive numerical analysis of heat and mass transfer phenomenons during cavitation sono-process by Dehane, Aissa, Merouani, Slimane, Hamdaoui, Oualid, Alghyamah, Abdulaziz

“…The present study treats the effects of mass transport, heat transfer and chemical reactions heat on the bubble dynamics by spanning a range of ambient bubble…”
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Theoretical estimation of the temperature and pressure within collapsing acoustical bubbles by Merouani, Slimane, Hamdaoui, Oualid, Rezgui, Yacine, Guemini, Miloud

“…•The aim of this work is to correlate the production of OH radicals to the temperature and pressure achieved in the bubble during the strong collapse.•The…”
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An alternative technique for determining the number density of acoustic cavitation bubbles in sonochemical reactors by Dehane, Aissa, Merouani, Slimane, Hamdaoui, Oualid, Ashokkumar, Muthupandian

“…[Display omitted] •A novel technique is developed for determining the active bubbles’ number in sonochemical reactor.•The technique is based on determining…”
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Mechanism of the sonochemical production of hydrogen by Merouani, Slimane, Hamdaoui, Oualid, Rezgui, Yacine, Guemini, Miloud

“…It has been long recognized that propagation of an ultrasonic wave in water results in hydrogen production. The chemical effects of ultrasound (sonochemistry)…”
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Insight into the impact of excluding mass transport, heat exchange and chemical reactions heat on the sonochemical bubble yield: Bubble size-dependency by Dehane, Aissa, Merouani, Slimane, Hamdaoui, Oualid, Alghyamah, Abdulaziz

“…•Effects reactions heat and mass and heat transfer on chemical bubble yield are studied.•The effect the three energetic mechanisms depend on ambient bubble…”
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Ultrasonic decomposition of endocrine disrupting Compounds − A review by Merouani, Slimane, Dehane, Aissa, Hamdaoui, Oualid

“…Endocrine disrupting compounds (EDCs) need to be removed by efficient treatment methods as they are a major concern for both human and environmental health. To…”
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Ultrasonic destruction of surfactants by Merouani, Slimane, Dehane, Aissa, Hamdaoui, Oualid

“…This study investigates the effectiveness of ultrasonic (US) treatment in removing and mineralizing surfactants in wastewater. It examines the complex…”
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Phase Change Material (PCM)-based thermal storage system for managing the sonochemical reactor heat: Thermodynamic analysis of the liquid height impact by Chibani, Atef, Dehane, Aissa, Merouani, Slimane, Hamdaoui, Oualid

“…•The approach of the sono-PCM reactors was revealed herein for the fist time.•The analysis was made on varying water volume sonicated in 300 kHz ultrasonic…”
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Impact of dissolved rare gases (Ar, Xe and He) on single-bubble sonochemistry in the presence of carbon tetrachloride by Dehane, Aissa, Merouani, Slimane

“…In sonochemistry, pyrolysis of CCl 4 inside an acoustic bubble plays various roles (e.g., removing CCl 4 , producing reactive chlorine species, speeding • OH…”
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Microscopic Analysis of Hydrogen Production from Methane Sono-Pyrolysis by Dehane, Aissa, Merouani, Slimane

“…The sonolysis of certain substrates in water has proved its effectiveness for the enhancement of the sonochemical production of hydrogen. In this study, the…”
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Heat and mass transfer during the storage of hydrogen in LaNi5-based metal hydride: 2D simulation results for a large scale, multi-pipes fixed-bed reactor by Chibani, Atef, Merouani, Slimane, Bougriou, Cherif, Hamadi, Latifa

“…[Display omitted] •A 2D mathematical model was developed to study hydrogen storage in large scale MH reactor.•Heat and mass transport phenomena inside the…”
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A method for predicting the number of active bubbles in sonochemical reactors by Merouani, Slimane, Ferkous, Hamza, Hamdaoui, Oualid, Rezgui, Yacine, Guemini, Miloud

“…•A method was developed for predicting the number of active bubbles in acoustical cavitation field.•The number of bubbles was determined using material…”
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The impact of methanol mass transport on its conversion for the production of hydrogen and oxygenated reactive species in sono-irradiated aqueous solution by Dehane, Aissa, Haddad, Boumediene, Merouani, Slimane, Hamdaoui, Oualid

“…•The methanol mass transport on acoustic bubble sono-activity is computationally analyzed.•The bubble temperature, CH3OH conversion and the molar yield are the…”
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Review on the impacts of external pressure on sonochemistry by Merouani, Slimane, Dehane, Aissa, Hamdaoui, Oualid, Yasui, Kyuichi, Ashokkumar, Muthupandian

“…•The effect of external pressure on sonochemistry (SC) was comprehensively reviewed.•Experimental observations regarding SC and sonoluminescence were…”
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Experimental and numerical investigation of the effect of liquid temperature on the sonolytic degradation of some organic dyes in water by Merouani, Slimane, Hamdaoui, Oualid, Boutamine, Zineb, Rezgui, Yacine, Guemini, Miloud

“…This paper presents a comprehensive experimental and numerical investigation of the effects of liquid temperature on the sonochemical degradation of three…”
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Energy analysis during acoustic bubble oscillations: Relationship between bubble energy and sonochemical parameters by Merouani, Slimane, Hamdaoui, Oualid, Rezgui, Yacine, Guemini, Miloud

“…•Energy analysis of an oscillating isolated spherical bubble in water irradiated by an ultrasonic wave was investigated.•The rate of energy accumulation…”
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Influence of experimental parameters on sonochemistry dosimetries: KI oxidation, Fricke reaction and H2O2 production by Merouani, Slimane, Hamdaoui, Oualid, Saoudi, Fethi, Chiha, Mahdi

“…Central events of the ultrasonic action are the cavitation bubbles that can be considered as microreactors. Adiabatic collapse of cavitation bubbles leads to…”
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Ultrasound/chlorine sono-hybrid-advanced oxidation process: Impact of dissolved organic matter and mineral constituents by Hamdaoui, Oualid, Merouani, Slimane, Ait Idir, Meriem, Benmahmoud, Hadjer C., Dehane, Aissa, Alghyamah, Abdulaziz

“…[Display omitted] •Ultrasound/chlorine combination produced synergistic effect toward Allura Red AC degradation.•Mineral anions and humic acid decreased the…”
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