Articles techniques et présentations

Computer simulation is mandatory for the optimization of electromagnetic devices. Here we concentrate on two classes of devices operating in the MHz and GHz range, namely microwave ovens and TEM cells for electromagnetic compatibility testing. In particular we concentrate on the issue ... En savoir plus

This work presents the results of a 3D numerical magneto-hydrodynamic (MHD) simulation of an electromagnetic DC pump for liquid metal using a rectangular metal flow channel subjected to an externally imposed transversal inhomogeneous magnetic field. In this study. 3D numerical simulation ... En savoir plus

Induction brazing is a widely utilized joining process in various industries, offering efficient and localized heating for the assembly of diverse components. At Schneider Electric®, this process is used to assemble a silver piece on a copper piece. This work focuses on the advancements ... En savoir plus

Increased traffic and load on railway infrastructure require regular inspection of track components. Railway track elements such as fasteners, insulation joints, and weld joints are subjected to extreme loading conditions, making their regular inspection essential for ensuring the safety ... En savoir plus

Magnetized target fusion (MTF) is a promising approach to achieve fusion conditions that relies on the heating of a magnetized plasma by the rapid compression of a magnetic flux conserver. The compression timescale must be significantly shorter than the plasma’s thermal confinement time, ... En savoir plus

The rapid growth of electric vehicles (EVs) has spurred significant advancements in motor design to optimize their performance and efficiency. Among the key components of an electric vehicle, the permanent magnet synchronous motor (PMSM) plays a crucial role in converting electrical ... En savoir plus

Currently, there are a number of promising applications of electromagnetic fields in medical diagnosis and therapy. Some, such as non-invasive monitoring of blood glucose concentration in patients with diabetes or temperature monitoring during hyperthermia, are in the phase of ... En savoir plus

In this paper an axisymmetric model of annular linear electromagnetic induction pumps using numerical methods and four approaches (two transient and two quasi-stationary) with different complexity is studied. Comparison of integral characteristics is performed between numerical ... En savoir plus

It is demonstrated how the RF Module of COMSOL Multiphysics® can be used to approximately model thin conducting wires or cables and how they interact with a surrounding electromagnetic field. Despite being non-stringent the method can reasonably well predict currents induced by an ... En savoir plus

This research introduces an electro-optic modulator based on a Metal-Semiconductor (M-S) junction, aimed at advancing functional plasmonic circuits through active control of surface plasmon polaritons (SPPs) at the interfaces of M-S devices. To evaluate the device's performance, we ... En savoir plus