See How Multiphysics Simulation Is Used in Research and Development

Engineers, researchers, and scientists across industries use multiphysics simulation to research and develop innovative product designs and processes. Find inspiration in technical papers and presentations they have presented at the COMSOL Conference. Browse the selection below or use the Quick Search tool to find a specific presentation or filter by application area.


View the COMSOL Conference 2023 Collection

AC/DC Electromagneticsx

3D Magneto-Thermo-Hydrodynamic Modeling of Arc Welding

Marc Le Gal La Salle1, Stephen Cadiou2, Muriel Carin2, Mickael Courtois2, Alexandre Brosse3
1Framatome DTIMLT, 69007 Lyon France and IRDL, UMR CNRS 6027, Univ. Bretagne Sud, 56321 Lorient France
2IRDL, UMR CNRS 6027, Univ. Bretagne Sud, 56321 Lorient France
3Framatome DTIMLT, 69007 Lyon France

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 ... Read More

A Multiphysics Approach Towards a Sustainable Future: SC Cables for Next-Generation Fusion Reactors

S. Sparacio1, M. Fracasso1, F. Ledda1, D. Torsello1, L. Gozzelino1, G. Ghigo1, R. Gerbaldo1, F. Laviano1
1Department of Applied Science and Technology, Politecnico di Torino, Torino 10129, Italy

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, ... Read More

Challenges in the Simulation of Vacuum Processing Hardware

Juergen Weichart1, Thomas Tschirky1
1Evatec AG, Hauptstrasse 1a, CH-9477 Trübbach, Switzerland

Process Hardware for heating, etching and plasma deposition in vacuum processes on Silicon wafers or glass substrates face challenging requirements due to very shallow and extended structures. Molecular Flow calculations are used to evaluate staggered shields with the aim to protect ... Read More

Computational Modeling of Plasma Using Single-Fluid and Two-Fluid Modeling Approaches

Sai Likitha Siddanathi1, Lars-Goran Westerberg1, Hans O. Akerstedt 1, Henrik Wiinikka 2, Alexey Sepman2
1Luleå University of Technology
2RISE AB

Plasma, a complex fluid consisting of electrons, ions, neutrals, and excited species, exhibits both fluid-like behavior and electrical conductivity due to the presence of charge carriers. Consequently, computational modeling of plasma requires the integration of fluid and electrical ... Read More

Contact Resistance and Joule Heating

P. Vorauer1
1Fronius

Simulation of thermal and electrical contact resistance of welding torch nozzles In modern engineering and scientific research, accurate modeling of contact resistances, both electrical and thermal, plays a crucial role in the design and analysis of technical systems. Our project ... Read More

Electromagnetic Simulation of High-Temperature Superconductors

K. de Mare1, R. Wesselink1
1DEMCON Multiphysics

High-temperature superconductor (HTS) technology is more and more commercially exploited, mainly for nuclear fusion reactors. The demand for HTS tape is met by multiple commercial manufacturers; there is a mature production process. With this technology now available, some other ... Read More

Electrothermoplasmonic Flow in Gold Nanoparticle Suspensions

Emilio Ruiz-Reina1, Carlos David Gónzalez-Gómez1, Raúl A. Rica2
1University of Málaga, Málaga, Spain
2University of Granada, Granada, Spain

Efficient mixing and pumping of liquids at the microscale is a technology that is still to be optimized. The combination of an AC electric field with a small temperature gradient leads to a strong electrothermal flow that can be used for multiple purposes. Combining simulations and ... Read More

Evaluation of Different Parallelization Strategies on a Cluster for Parametric Sweep in EC_NDT

L.Santandrea1
1Laboratoire de Génie ́ Electrique et ́ Electronique de Paris, CNRS, Gif sur Yvette, France

As part of its research, the Group of Electrical Engineering Paris (GeePs) uses the COMSOL Multiphysics® software for applications in an Electrical Engineering context. At present, a multitude of problems, such as artificial intelligence and the database generation that goes with it, ... Read More

Explosive Boiling of Thin Cu Wires: Experiments and Simulations

P. Corfdir1, P. Sütterlin1
1ABB Switzerland Ltd, Segelhofstrasse 1K, 5405 Baden-Dättwil, Switzerland

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 ... Read More

Fluxgate Virtual Current Sensor

A. Lekdim1, D. Coutellier 1
1LEM Tech France

The paper describes how the fluxgate current sensor works and how it is built in the COMSOL Multiphysics® software. Four COMSOL® modules were used: -AC/DC Module: the magnetic field physic is used in order to apply the Ampere-Maxwell’s law to the different sensor components and to the ... Read More

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