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Publications

Affichage des publications 191 à 200 sur 3858 au total

Physics

Engineering the physical properties and photocatalytic activities of a β-ketoenamine COF using continuous flow synthesis

Covalent Organic Frameworks (COF) having conjugated backbone are an interesting class of metal-free, visible light active, heterogeneous photocatalysts. Interestingly, synthesis of COF using continuous flow process has emerged as an efficient,…

Astha Singh, Rituporn Gogoi, Kajal Sharma, Swadhin Kumar Jena, Rajesh Kumar, Najla Fourati, Chouki Zerrouki, Samy Remita, Prem Felix Siril

Chemosphere -

Electric power

Mitigating reverse recovery power losses in MOSFET switching cell using extra Schottky diodes—Application to voltage source inverter

This article introduces a comparative study of the losses in Voltage Source Inverter (VSI) based on Metal-OxideSemiconductor Field-Effect Transistors (MOSFETs) depending on whether or not the latter are associated with antiparallel diodes. These…

Mohammed Bououd, Yiyu Lai, Adrien Voldoire, Hoang Emmanuel, Olivier Béthoux

Power Electronic Devices and Components -

Electric power

Optimisation topologique magnéto-mécanique d’un rotor de machine électrique synchro-réluctante

L’optimisation topologique est une classe de méthodes de conception automatique d’objets techniques qui ne nécessite pas d’information préalable sur leur géométrie et permet de s’affranchir des biais de conception. Cette méthodologie est appliquée à…

Théodore Cherrière, Luc Laurent, François Louf, S Hlioui, H. Ben Ahmed, Mohamed Gabsi

16ème Colloque National en Calcul de Structures (CSMA 2024) -

Electric power

Event-Informed Identification and Allocation of Distribution Network Planning Candidates With Influence Scores and Binary Linear Programming

This article presents a novel numerical approach aimed at finding a distribution network expansion plan that prevents future congestion and voltage issues. Forecasted duration and intensity of thermal and voltage violation events are used to…

Juan J Cuenca, Marta Vanin, Md. Umar Hashmi, Arpan Koirala, Hakan Ergun, Barry P Hayes

IEEE Transactions on Power Systems -

Engineering Sciences

Low-energy avionic piezoelectric deicing system

Piezoelectric actuators are widely used in several applications and are becoming increasingly attractive in aircraft and industrial contexts, mainly when efficiency and economical energy conversion are required. One of these applications is the…

Modar Jomaa, Pierre-Etienne Lévy, Dejan Vasic, François Costa, Marwan Ali

Smart Materials and Structures -

Mechanical engineering

Investigation of the Design of a Piezoelectric Deicing System Based on Extension Resonant Modes

Extension modes have proven to provide sufficient ice-interface shear stresses, exceeding the adhesion strength of ice to the substrate and ensuring instantaneous ice delamination. A proposed proof of concept involves the utilization of lightweight…

Modar Jomaa, Dejan Vasic, François Costa, Pierre-Etienne Lévy, Marwan Ali

SPIE Active and Passive Smart Structures and Integrated Systems XVIII -

Engineering Sciences

Choix d'une topologie de conversion adaptée à un système de dégivrage piézoélectrique

Les contraintes environnementales, ainsi que leur impact sur l’opinion publique ont conduit les équipementiers aéronautiques à accélérer la transition énergétique en aéronautique à travers l’avion plus électrique. Nous assistons donc à une…

Modar Jomaa, Pierre-Etienne Lévy, Dejan Vasic, Marwan Ali, François Costa

La Revue 3E.I -