Articles techniques et présentations

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

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

The simplicity, reliability and low costs of electro-mechanical breakers have made them the workhorse for the interruption of low voltage short-circuit currents. In the presence of a short circuit, the contacts of the breaker heat up, and a bridge of molten metal forms between the pair ... En savoir plus

In the nuclear industry, and particularly at Framatome, mastery of welding processes is essential. Framatome is one of the world leaders in this field and wants to improve even more. The work presented focuses on improving the TIG (Tungsten Inert Gas) welding process, and more ... En savoir plus

In recent years, the optimization of high-temperature superconductors (HTS) has shown promising potential for developing advanced cable layouts aimed at the realization of practical fusion reactors. Despite their excellent performance in terms of electromagnetic and mechanical stability, ... En savoir plus

For many years now, numerical simulations allow to calculate and predict processes in many fields such as natural sciences, engineering, and economics. To do this, models of the system under consideration are created and animated using equations based on first principles of physics, e.g. ... En savoir plus

Calibration drift of temperature sensors is a well-known problem which adversely affects process control, particularly at high temperatures. Some new approaches are being developed [1,2], but degradation of resistive sensor elements is hard to prevent. To overcome this, graphene, which ... En savoir plus

The increasing integration of power electronics into airborne systems drives the need for compact, efficient, and thermally robust solutions that comply with the demanding constraints of the aeronautical environment. In this context, planar transformers offer significant advantages, ... En savoir plus

Arc welding is a widely used process in heavy industry for the assembly of metallic components. To ensure high-quality welds, it is essential to understand both the welding process and the complex interactions within the melt pool. Numerical simulation is employed as a predictive tool to ... En savoir plus

The push to electrify vehicles has highlighted a critical need for advanced thermal management systems in electric vehicle (EV) battery packs. Maintaining a stable temperature for these batteries is crucial for their efficiency, lifespan, and safety, as they are highly sensitive to ... En savoir plus