Vous trouverez ici des cas utilisateurs issus d'entreprises high-tech et d'instituts de recherche du monde entier. Découvrez des produits innovants conçus à l'aide de simulations multiphysiques dans des domaines aussi variés que l'électromagnétisme, la mécanique, la fluidique et la chimie. Utilisez l'outil de recherche rapide pour trouver les cas utilisateurs pertinents pour votre domaine d'activité, et apprenez d'eux comment améliorer vos designs grâce à la simulation multiphysique.
Les derniers témoignages des utilisateurs COMSOL sont disponibles dans COMSOL News et Multiphysics Simulation.
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Optimizing Ultrasound Piezo-disk Transducers

Lorenzo Spicci & Marco Cati
R&D Department
Esaote S.P.A.
Florence, Italy

Esaote S.p.A. produces medical diagnostic systems, including the manufacturing and sales of ultrasound imaging systems. Lorenzo Spicci and Marco Cati are researching ways to improve ultrasound probes to maximize their performance, knowing a smaller, more effective machine could make this ... En savoir plus

Multiphysics Analysis of CO2 Foil Thrust Bearing Characteristics

Treevor Munroe
Knolls Atomic Power Laboratory, Niskayuna, NY

Knolls Atomic Power Laboratory (KAPL) is a research and development facility supporting the United States Naval Nuclear Propulsion Program. KAPL recently collaborated with Bettis Atomic Power Laboratory to test a supercritical carbon dioxide (S-CO2) Brayton power cycle system. The ... En savoir plus

Cluster Simulation of Refrigeration Systems

Stephen Codyer & Mehdi Raessi
Department of Mechanical Engineering
UMass Dartmouth
Dartmouth, MA

Jessica Currie & Vladimir GoldsteinSunwell Technologies, Inc., Woodbridge
ON, Canada

Sunwell Technologies Inc. produces and distributes the slurry ice (Deepchill™) that is an environmentally-friendly way to refrigerate foods and other items in trucks and the like. They commissioned the Computational Multiphase Flows group at the University of Massachusetts, Dartmouth ... En savoir plus

Analysis of Subsea Umbilicals and Cables

Tim Poole, JDR Cables, Cambridgeshire, UK
and
Mark Yeoman, Continuum Blue, Hengoed, UK

JDR Cables designs-to-spec and manufactures subsea umbilical systems of cables and reelers for the oil and gas and renewable energy industries. In these designs, the harsh environments of deep water pressure, wind and waves, as well as the rough ocean floor must all be considered, along ... En savoir plus

Lightning-Proof Wind Turbines

Soren Find Madsen
Global Lightning Protection Services A/S, Lejre, Denmark

Søren Find Madsen, Global Lightning Protection Services A/S, Lejre, Denmark Global Lightning Protection Services A/S (GLPS) is an engineering consultant firm specializing in lightning protection. Their current research involves protecting wind turbines from lightning strikes, which can ... En savoir plus

Submarines: Corrosion Protection or Enemy Detection?

David Schaefer
University of Duisburg-Essen, Duisburg, Germany

Germany's Technical Center for Ships and Naval Weapons, Bundeswehr, Germany

Submarines create underwater electric potential (UEP) signatures when using corrosion protection systems. These signatures are detectable by enemy vessels, an undesirable effect of the corrosion protection. Germany’s Technical Center for Ships and Naval Weapons (WTD 71) has worked with ... En savoir plus

A Smooth Optical Surface in Minutes

Anthony Beaucamp
Zeeko Ltd
Leicestershire, UK

Zeeko Ltd is a technology company that manufactures corrective polishing machines for optics and other surfaces. They are presently researching fluid jet polishing (FJP), which pumps a mixture of water and abrasive particles through a nozzle onto a work piece. Unfortunately, FJP tends to ... En savoir plus

Current Transformer Design That Combines Finite Element Analysis and Electric Circuit Simulation

Dr. Rolf Disselnkötter
ABB AG, Ladenburg, Germany

Transformers have been around for quite a while but their fundamentals are still being investigated by ABB in Ladenburgh, Germany. The ABB Corporate Research Centre is currently developing sophisticated magnetic sensors, using finite element analysis (FEA) to investigate the way in which ... En savoir plus

Modeling Optimizes a Piezoelectric Energy Harvester Used in Car Tires

Alexander Frey and Ingo Kuehne
Siemens Corporate Technology, Munich, Germany

Siemens is a technology company working with electronics and electrical engineering in industry, energy, and healthcare. Researchers at Siemens Corporate Technology are experimenting with an energy harvesting MEMS (Micro Electro-Mechanical System) generator. In collaboration with ... En savoir plus

Upgrading the Nuts and Bolts of the Electrical Grid for a New Generation

Göran Eriksson
ABB AB Corporate Research Power Technologies
Västerås, Sweden

Lukas Graber, Mikael Steurer, and Tim Chiocchio
Center for Advanced Power Systems
Florida State University
Tallahassee, FL

Bruker Energy & Supercon Technologies
Billerica, MA

Migrating the electrical grid to a “smart grid” is usually discussed in terms of IT issues or embedded systems. Yet, just as important updating the “nuts and bolts” of the smart grid. At ABB AB Corporate Research Power Technologies in Sweden, scientists are working to reduce line ... En savoir plus