Articles techniques et présentations

Drilling horizontal wells (HWs) has recently received renewed attentions with the increasing trend in exploitation of tight gas reservoirs. An accurate estimation of productivity of such systems using a numerical simulator is a challenging task, because its 3D simulation requires a fine ... En savoir plus

Finite element modeling of three-phase induction machines requires the solution of coupled circuit and field equations. This work aims to solve this problem using a strong coupling approach. This work includes circuit field coupling and proper air-gap meshing, using the AC/DC Module of ... En savoir plus

Micromachined ultrasound transducers can work as a sensor or actuator for measuring fluid speed and direction, mixing and exciting particles (sonication), taking images (ultrasonography), non-destructive testing and many other purposes in various fields. In this work, a COMSOL ... En savoir plus

Microplastic contamination in sediment samples presents analytical challenges, as microplastic concentrations typically remain below 1% in environmental matrices [1]. Current analytical workflows require cost-effective and rapid pre-separation methods to concentrate microplastic ... En savoir plus

This study focuses on comparing various fluid dynamic models for analyzing airflows within the cooking chamber of an oven. The comparison is conducted in three steps. First, a study of the fan directly connected to a test tube in suction mode, discharging radially into free space. ... En savoir plus

Recognized for its potential as a sustainable food source, seaweed farming has become pivotal in tackling future food security concerns, necessitating innovative solutions to achieve optimal, high-yield, and commercially viable production [1]. This work addresses gaps in aquaculture ... En savoir plus

The transfer molding process is a widely used method for encapsulating microelectronics and power semiconductor devices. In power electronics, it is gaining increasing importance, particularly in the automotive sector [1]. In transfer molding, an epoxy mold compound (EMC) is injected ... En savoir plus

This study presents a combined simulation and experimental investigation of mixing performance in a batch mixer, with the goal of validating simulation results and identifying optimization potential. The focus is on evaluating mixing times and flow fields to enhance process efficiency, ... En savoir plus

Electrochemical Machining (ECM) is a non-conventional machining technology which allows for surface structuring and shaping of metallic workpieces with high accuracy and surface quality. The machining principle of ECM is electrolysis. Hence, the mechanical properties of the workpiece ... En savoir plus

Very recently, the synthesis and experimental study of a new class of highly charged polymer particles has been described, which spontaneously charge in non-aqueous low-polarity solvents [1,2]. These suspensions are an example of what is known as salt-free systems. The study of ... En savoir plus