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Abdeslam-Hassen Meniai

Abdeslam-Hassen Meniai
Environtmental Process Engineering Laboratory -Tamayouz University of Constantine 3

PhD in Chemical Engineering
Senior Lecturer-Researcher

About

242
Publications
42,016
Reads
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2,522
Citations
Citations since 2016
101 Research Items
1692 Citations
20162017201820192020202120220100200300
20162017201820192020202120220100200300
20162017201820192020202120220100200300
20162017201820192020202120220100200300
Introduction
Abdeslam Meniai currently works at the Chemical Engineering, University of Constantine 3. Abdeslam does research in Chemistry, Engineering and Chemical Engineering. Their current project is 'petroleum products analysis ', 'Supercritical Fluid Processes', Thermodynamic of High Pressure Phase Equilibria'.
Additional affiliations
February 2003 - December 2011
Université Mentouri - Constantine
Position
  • Head of department

Publications

Publications (242)
Article
The present considers the encapsulation of Sesamum indicum L. seeds oil obtained by means of the supercritical CO2 extraction technique in new polymethyl methacrylate based nanoparticles and investigates the in vitro antioxidant and enzymatic inhibition effects. The activity of the formulation to inhibit carbohydrate hydrolyzing enzymes (i.e. α-amy...
Article
A great variety of natural plants provide an important source of bioactive compounds having interesting applications in sensitive fields like food, pharmaceutical and cosmetic industries, particularly with the development of the supercritical carbon dioxide extraction. Therefore the present study focused on the study of this technique to extract va...
Article
This work reports the application of Gas Expanded Liquid (GXL) extraction to concentrate the flavonolignan fraction (silymarin) and taxifolin from Silybum marianum seeds, which have proven to be highly valuable health-promoting compounds. GXL using green solvents was used to isolate silymarin with the objective of replacing conventional methods. In...
Chapter
This chapter presents different aspects of supercritical water gasification for hydrogen production. In particular, it focuses on historical aspects, evolution of the technology, benefits, and disadvantages with a particular attention to the used reactors and involved reaction mechanisms. The main objective is to report and discuss the interest of...
Article
Full-text available
Ammodaucus leucotrichus is a spontaneous plant endemic of the North African region. An efficient selective pressurized liquid extraction (PLE) method was optimized to concentrate neuroprotective extracts from A. leucotrichus fruits. Green solvents were tested, namely ethanol and water, within a range of temperatures between 40 to 180 °C. Total carb...
Article
Full-text available
This work is part of the perspective of sustainable development and within the framework of the eco-campus project, which avoids the use of energy-intensive treatment processes and is oriented towards extensive rustic processes, we examined the anaerobic treatment process of waste from restaurants of Saleh Boubnider Constantine 03 University reside...
Article
Inclusion complexes (ICs) of metronidazole (MTZ) with β-cyclodextrin (BCD) and its derivative 2-hydroxypropyl-β-cyclodextrin (HPBCD) were prepared d to improve its apparent solubility. A 1:1 stoichiometry has been proposed for both ICs according to the Job's plots. The estimation of association constants and thermodynamic parameters demonstrated th...
Article
The use of the group contribution concept in the design of refrigerants for a single effect absorption refrigeration machine is presented. Chosen functional groups were combined according to the known chemistry rules to generate refrigerant candidates. The prediction of vapor-liquid phase equilibria data using the UNIFAC (Universal Functional Activ...
Article
Adsorption of eriochrome black T (EBT) and rose bengal (RB) mixture from aqueous solutions was investigated using a mixture of low-cost biosorbents – 50 % of raw state potato peels and 50 % of raw state eggshell (M 50%). The surface charge distribution was determined by acid-base titration and the point of zero charge of the M 50% was found to be 8...
Chapter
Coffee waste, subject of this research, is a locally abundant resource. The aim of this study is to illustrate the valorization of this waste and its use for the processing of effluent charged in dyes. The application of coffee waste, as adsorbent to the retention or fixing cationic dyes Rhodamine B (Rh B) in a batch system, led to determine the ki...
Chapter
The present study dealt with the determination of the liquid–liquid equilibrium data of the water/acetic acid/n-hexane, water/acetic acid/n-heptane ternary systems at T = 293.15 K, by liquid–liquid extraction, where a purely experimental procedure has been adopted. The objective was the determination of the physical quantities such as the distribut...
Article
Full-text available
Cactus has shown great capabilities as a bio coagulant/flocculent in the treatment of wastewater and as a factor for sustainable development of the environment, due to its abundance and non-toxicity for human health. This has encouraged the present study based on the design of experiments to optimize the two operating factors: the bio coagulant dos...
Article
The last decade has witnessed a burgeoning global movement towards essential and vegetable oils in the food, agriculture, pharmaceutical, cosmetic, and textile industries thanks to their natural and safe status, broad acceptance by consumers, and versatile functional properties. However, efforts to develop new therapy or functional agents based on...
Article
In wastewater treatment plants (WWTP), it is common to bypass non-compliant effluents based either on a visual estimate or on variations of the global parameters, in order to preserve the water biological treatment. This is often adopted when these parameters increase or an apparent change in the color of the influencers feeding the treatment plant...
Article
Full-text available
A comparison of the thermal behaviours of different Mediterranean biomasses, based on the evaluation of their pyrolysis characteristic temperatures, their reactivity and kinetic parameters is presented. Parameters such as the activation energy and the pre-exponential factor of the pyrolysis reactions are determined by different methods (Kissinger,...
Article
Plant-based remedies have been widely used for the management of variable diseases due to their safety and less side effects. In the present study, we investigated Saussurea lappa CB. Clarke. (SL) given its largely reported medicinal effects. Specifically, our objective was to provide an insight into a new polymethyl methacrylate based nanocapsules...
Chapter
Recent years have witnessed the emergence of nanotechnology in the medicinal field in order to improve existing treatments and develop novel and efficient therapies. Nanostructured systems have attracted unprecedented interest in drug delivery due to their ability to overcome difficulties linked to conventional drug delivery systems. Nanocarriers i...
Article
The present study tested the use of bean peels as a new biosorbent to remove Rhodamine B from wastewaters effluents from textile industry. Bean peels like many other solid compounds are mainly wastes present in abundance, with no evident use and with cost effective, hence their application as a biosorbent. This has been motivated by the performance...
Chapter
Two main hydrothermal processes are dealt with in this chapter: (1) hydrothermal liquefaction, that is, a combination of thermal depolymerization and a recombination process under moderate temperature (<350°C) and medium pressure (<150 bar), which is useful to convert organics or wet biomass into a liquid product called “crude” or “bio-oil” that ca...
Article
Full-text available
The present study deals with the effect of combining instant controlled pressure-drop DIC texturing as a pretreatment step and the supercritical carbon dioxide extraction of date seeds oil in order to improve the extraction yield and/or time. Ground samples with mean particle size of 0.9 mm and undergoing no further treatments were used. Since the...
Conference Paper
Full-text available
t— The present study concerned the supercritical CO2 extraction of oil from (de-hulled and ground) sesame seeds, and this for the first time. The effects of pressure, temperature and initial solid mass were investigated by means of the response surface methodology (RSM), using Box-Behenken design. The process simulation was based on the shrinking c...
Article
Full-text available
The main objective of the present work wasto investigate the extraction of sesame seed (Sesamun indicum L.) oil using three different methods (Cold pressing CP, Cold pressing coupled to supercritical fluid extraction CP-SFE and Cold pressing coupled to organic solvent extraction CP-OSE). The obtained extraction yield values were 9.19, 57.15 and 59....
Article
Supercritical water oxidation may be used as waste treatment technique that consists of oxidizing organic and inorganic matter using water at supercritical conditions. It was developed as an alternative technique in order to limit the risks of secondary pollution. The purpose of this study is the development of simulation tools in stationary state...
Article
Extraction of essential oil from Algerian rosemary leaves is carried out by means of a hydro-distillation process. The important operating parameters such as extraction time, condensation flow rate and water/solid plant material ratio, have been investigated. The highest yield value was 1.92% and was obtained for a water/plant ratio, a condensate f...
Article
Ionotropic gelation followed by polyelectrolyte complexion was used for the synthesis of nanoparticles based on sodium alginate (NaAL) and chitosan (CS) for encapsulation of ibuprofen (IBP), Fourier transform infrared spectroscopy, differential scanning calorimetry, field-emission scanning electron microscopes, percentage of encapsulation efficienc...
Chapter
Nowadays, the main causes of environmental pollution arise primarily from the industrial activities and the depletion of natural resources. Damages to the environment have led to regulatory restrictions, decisions, and actions to limit wastes at the source. These are the basic ideas and principle of the green chemistry concept. However, constrained...
Poster
Experiments have been carried out to study the possibility of bioflocculation by adding metal cations to a variety of microbial buildings, some of which are in their raw state and others having undergone shearing actions to be created in a batch reactor, with a capacity of 500 mL. This increase in stirring speed resulted in significant changes in t...
Article
Full-text available
Essential oils are of paramount importance in pharmaceutical, cosmetic, agricultural, and food areas thanks to their crucial properties. However, stability and bioactivity determine the effectiveness of essential oils. Polymeric nanoencapsulation is a well-established approach for the preservation of essential oils. It offers a plethora of benefits...
Article
Full-text available
Food waste valorization practices have gained considerable attention focusing on the conversion of the waste into valuable products. In this context, the present study provides an insight into a new Eudragit® RS 100 based nanosystem as a carrier of date palm (Phoenix dactylifera L.) seeds oil known for its an antidiabetic activity. A priori a syste...
Article
The goal of this research work is first to investigate the comparison between a batch and a continuous pyrolysis reactor (at 500, 550 and 600 °C) and the eventual differences and similarities that are obtained by analysing the obtained liquid and gas compositions. All the products formed were examined: liquids by GC-MS/FID and Karl Fischer titratio...
Poster
The present research work concerns the study of the biodegradability of kitchen waste (KW) from university restaurants of Constantine 3 University, anaerobically in two different conditions, thermophilic and mesophilic. 737,444 tons of KW are annually generated by the thirteen university restaurants, of which 48.58% is generated in lunch and the re...
Poster
In general, measurements of the residence time distribution (RTD) are obtained from tracing experiments that consist of an impulse response method. The injection of a tracer is done at the input of a system and a probe is introduced at the output to record the concentration-time curve. A variety of methods for the exploitation of experimental RTD...
Poster
The treatment of microbial deflocculation due to salt stress in biological basins, by the addition of metal cations has been shown as a highly recommended treatment in these cases, the addition of calcium has made it possible to remedy these states of deflocculation by the increase in the flocculation capacity, reaching 89.29%, by improving the sta...
Poster
The massive use of nitrogen-based fertilizers to increase the yield of agriculture is one of the main causes of groundwater contamination by nitrates. Biological processes seem to have the potential to overcome these limitations because they are cheaper and easier to perform. To test the feasibility of biological processes, the laboratory-scale m...
Article
Supercritical water gasification is a promising technology for pollution treatment and syngas production from biomass. The produced gas is composed of hydrogen, carbon dioxide, methane, carbon monoxide and traces of ethane and other light hydrocarbons. This work aims to give a comprehensive experimental study of the supercritical water gasification...
Article
Biodiesel is a promising alternative to fossil energy, especially when non edible feedstocks are used in the production process. In the present work, biodiesel was produced from university campus restaurants waste frying soybean oil by means of transesterification reaction. The objective of this study was to reduce the energy and reactants consumpt...
Article
Full-text available
An experimental extraction of Algerian date stones oil was carried out using supercritical carbon dioxide. Response surface methodology was used to investigate the effect of pressure (150–250 bar), temperature (313–333 K) and particles diameter (0.3–0.9 mm) on the extraction yield. The comparison of the predicted results with the experimental value...
Article
Full-text available
In wastewater treatment, waste removal and biomass activity are important processes which need to be monitored for a good process control. The difficulties in the interpretation of the total COD, BOD and VSS measurements encouraged the development of respirometric methods for assessing the kinetic constants. Respirometry is an important technique i...
Article
Solid-liquid phase equilibria data for various systems were predicted using the modified group contribution NRTL equation (GC-NRTL). A priori a previous NRTL group interaction parameters matrix was completed by introducing new groups involved in oxygenated (HCO), nitroginated (HCN, HCNO) and chlorinated (HCCl) systems, by minimizing a well defined...
Conference Paper
The thermal behaviours of combustion of several Mediterranean biomass sources such as Date Kernels (DK), Olive Kernels (OK), Aleppo Pine Husks (APH) and Wheat Straw (WS), as well their char and the blends biochar/biomass were considered and compared, by means of thermogravimetric analysis (TGA) under oxidative atmosphere. The chars were prepared fr...
Article
Full-text available
Isothermal vapor-liquid equilibrium data for the binary mixture of carbon dioxide (CO2) and 1,1,1,3,3-pentafluorobutane (R365mfc) were measured at six isotherms ranging from 283.16 to 337.16 K, at pressures ranging from 0.7 to 9.1 MPa, and are presented. The measurements were performed using a "static-analytic" apparatus, equipped with two capillar...
Article
The main objective is to show the effect of the choice of the most adequate combination of Activity‐ Fugacity coefficients models on the (VLE) data quality as well as on the calculation of the enthalpies of the different vapor and liquid streams in a refrigeration absorption machine. Six alkane binary mixtures: propane or n‐butane as refrigerants a...
Article
Full-text available
Thermogravimetric analysis was employed to investigate the combustion characteristics of flax shives, beech wood, hemicellulose, cellulose, lignin, and their chars. The chars were prepared from raw materials in a fixed-bed reactor at 850 °C. In this study, the thermal behavior based on characteristic temperatures (ignition, maximum, and final tempe...
Poster
Full-text available
In this work vegetable oil was extracted from Algerian date stones by means of supercritical CO2. The effect of particles size on the yield of extraction was examined. The obtained yield was in the range of 0.0646 – 0.1355 g of oil / g of dry date stones, and the best value was obtained at a pressure of 250 bars, temperature of 40°C and particles s...
Conference Paper
This work deals with the study of adsorption of methyl blue, cationic dye, on different sorbents (coffee grounds, pomegranate, palm tree, olive G). Experimental results showed that the adsorption of methyl blue is better on the coffee grounds. Adsorption tests showed that equilibrium was established after 60 minutes. Different physical and chemical...
Poster
The treatment plants of our country stations and the similar countries, are often victims of multiple or cumulative dysfunctions, the non-compliant waste water supply, the cut-off of electrical energy, the bad aeration, as well as the lack of adjustment of external, internal returns and excess sludge, etc.. . The most sludge of these stations are t...
Conference Paper
The goal of this study is to give a detailed characterization of the pyrolysis products (bio-oil, gas and char) of several biomass sources in Algeria: Ciste of Montpellier (CM), olive kernels (OK), date kernels (DK), Aleppo pine husks (APH) and wheat straw (WS), which can be used to produce power and heat for remote areas such as mountainous or des...
Article
Biomass is a sustainable and renewable source of energy and can be an alternative to fossil fuels because of its abundance and the non-toxicity of the products obtained from its gasification. Among the heat treatments used to produce syngas is the hydrothermal gasification process, which consists in bringing a wet biomass beyond the supercritical c...
Article
Full-text available
This study focused on electrocoagulation treatment of leachate effluent using aluminum electrodes in a discontinuous system, the modeling and optimization of which were carried out using the response surface methodology (RSM) basing on the central composite design (CCD). Moreover, individual and interaction effects of principal independent factors...
Article
Hydrogen can be produced from water electrolysis. However for the design and control of this process, there is a need for an accurate model for the description of thermodynamic properties of electrolyte solutions such as activity coefficient. The Pitzer model has been applied in this work to correlate the mean ionic activity coefficient of a large...
Preprint
The presence of biologically resistant substances, such as antibiotics which are considered inhibitors, in wastewater deteriorates biological treatment systems (activated sludge) by reducing microbial activity which in turn impacts negatively carbonaceous treatment, solid-liquid separation etc. In this work, activated sludge under different conditi...
Article
Extraction of oil from Algerian crushed olive fruits was carried out using supercritical CO2. The effect of operating parameters such as pressure, temperature and extraction time on the yield of the extraction process was investigated. Positive effects of extraction time and pressure were shown, contrarily to the operating temperature effect, which...
Article
The hydrothermal oxidation is an efficient and clean way for wastewater treatment; it is also an energy self sufficient process under certain conditions, by the mean of the highly exothermic reaction of oxidation. In this present work, we studied the modeling of hydrothermal oxidation of phenol in polluted water using supercritical conditions. Firs...
Article
Respirometry has been used in this work to assess the effect of S0/X0 ratio, knowing that this ratio is a very important operational parameter in the conduct of wastewater treatment plant. It affects its design and operation; part of the respirometry calculations, dissolved oxygen transfer coefficient KLa is calculate for each respirometric experim...
Conference Paper
The technological and economic development of the last few years has led to an ever-expanding national road fleet, all of which operate with internal combustion engines with increasingly specific fuels and demand in terms of quantity and quality Still rising.
Conference Paper
In this paper, a mathematical model of supercritical gasification of glycerol was developed with Mathcad14 and validated using experimental results of literature previous work. The effect of three parameters: temperature, residence time and glycerol concentration, on the efficiency of gasification and hydrogen production (mol of H 2 /mol of glycero...
Conference Paper
Hydrogen can be produced from water electrolysis. However for the design and control of this process, there is a need for an accurate model for the description of thermodynamic properties of electrolyte solutions such as activity coefficient. The Pitzer model has been applied in this work to correlate the mean ionic activity coefficient of a large...
Conference Paper
In this work three operating parameters (condensation flow rate, extraction time and water/plant material ratio) of hydrodistillation extraction oil from Rosemary have been optimized by response surface methodology to obtain high yield of oil. Results showed that data were adequately fitted into second-order polynomial model, and confirm that only...
Article
The interaction parameter kij used in various mixing rules is not always available. The present work deals with its determination using a group contribution approach which itself is based on group interaction parameters. To date the interaction parameters matrix concerns twelve groups only. Therefore new parameters were determined by optimizing a w...
Article
The main objective in this study was to optimize the removal of a dispersed azo dye (Red Terasil) widely used in the textile industry, combining coagulation and microfiltration processes. The purpose of coagulation was to destabilize and aggregate the suspended matter mainly responsible for the coloration of the solution. The study was completed by...
Article
Full-text available
The Pitzer model was applied to correlate the mean ionic activity coefficients of 39 single aqueous electrolytes of 2-1 type using experimental data from literature. The model parameters for all the electrolytes studied were evaluated by minimizing the objective function using a computer code in FORTRAN language. The standard deviations of the fit...