At the present time, with the great technological development that we are witnessing, it has become necessary to combine technology in daily life in modern societies, as technological developments advance daily and intervene ...

According to research conducted at the URAER-CDER in Ghardaïa, two prototypes of solar cookers were designed and tested in order to evaluate their energy efficiency, ease of use, and their adaptability to the specific ...

Nitrogen compounds, such as ammonium (NH4+), nitrite (NO2-) and nitrat (NO3-), are common environmental contaminants in water, particularly in groundwater and wastewater. These compounds pose a risk to public health and ...

This research work is part of the valorization of microporous materials for the treatment of water contaminated by industrial dyes, particularly malachite green in its oxalate form. The study focused on magadiite, a ...

This study evaluated the impact of various chemical pretreatments (citric acid, ascorbic acid, NaCl, CaCl2, sucrose, glucose) and thermal pretreatments (blanching in hot water or steam) on the drying kinetics, quality, ...

Renewable energy applications in autonomous regions are numerous. They are characterized by the need to continuously meet energy needs. In our work, we studied the feasibility of supplying electrical and thermal energy ...

Our thesis focuses on the treatment and improvement of power transformer (HTB) maintenance through insulating oil processing using modern techniques such as chromatography, gas analysis, and dielectric strength measurement. ...

In this memoir, we deal with the problem of analyzing the global exponential stability of a class of recurrent neural networks (RNNs) with discrete and distributed mixed delays, let us consider the existence and uniqueness ...

In this thesis, a two-dimensional numerical simulation was conducted to investigate mixed convection heat transfer in a trapezoidal cavity filled with a hybrid nanofluid. The system is characterized by a hot lower wall, ...

Ce travail vise la conception d’un réseau de distribution d’eau potable pour la nouvelle ville de la wilaya d’El Menia, située dans une région saharienne marquée par l’aridité, des ressources hydriques limitées et une ...