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

Heat Transfer and Phase Changex

Modeling and Multiphysics Simulation of the Directed Energy Deposition Additive Manufacturing

P. Ansari1, C.S. Tüfekci2, M. U. Salamci3
1Gazi University, Department of Mechanical Engineering, Additive Manufacturing Technologies Application and Research Center (EKTAM), Ankara, Türkiye
2Manufacturing Technologies Center of Excellence-URTEMM A.S., Ankara, Türkiye
3Gazi University, Department of Mechanical Engineering, Additive Manufacturing Technologies Application and Research Center (EKTAM), Manufacturing Technologies Center of Excellence-URTEMM A.S., Ankara, Türkiye

In this paper, we present a study of the simulation of Directed Energy Deposition (DED) Additive Manufacturing (AM) using a multiphysics approach. We use a combination of Heat Transfer in Fluids, Solid Mechanics and Laminar Flow physics to accurately simulate the DED process. The ... Read More

Modeling of a Vapor Chamber Using COMSOL Multiphysics®

Melissa Rodriguez Vargas 1, Bruno Chiné1
1School of Materials Science and Engineering Costa Rica Institute of Technology, Cartago, Costa Rica

High power consumption chips have already become a major challenge for modern processors causing low thermal performances. Existing thermal solutions are not able to solve these high temperature issues efficiently. Two-phase cooling devices such as heat pipes and vapor chambers have ... Read More

Modeling of an Ensemble Averaged Electric Arc in a Laboratory-Scale Electric Arc Furnace

Sergey Semenov1, Patrick Namy1, Magnus Sievers2, Bernd Friedrich2
1SIMTEC, Grenoble, France
2IME Process Metallurgy and Metal Recycling, RWTH Aachen University, Aachen, Germany

This work, which is done in the framework of the SisAl Pilot EU project, presents the use of the COMSOL Multiphysics® software for simulating an ensemble averaged electric arc in a laboratory-scale electric arc furnace. The SisAl Pilot project aims at optimising the silicon production in ... Read More

Modeling of Iron Ore Reduction Above the Cohesive Zone of the Blast Furnace

Yalçın Kaymak1, Hauke Bartusch1, Thorsten Hauck1
1VDEh Betriebsforschungsinstitut GmbH, Düsseldorf, NRW, Germany

The blast furnace shaft is a huge counter flow reactor in which heat and mass exchange play a significant role in its mathematical modelling. The heat exchange model is already available in COMSOL Multiphysics® via the Local Thermal Non-Equilibrium interface. This multiphysics coupling ... Read More

Modeling of the Ladle Furnace Preheating with a Graphite Heating Rod

Sergey Semenov1, Patrick Namy1, Magnus Sievers2, Bernd Friedrich2, Veronika Djupvik3, Kjell Blandhol3
1SIMTEC, Grenoble, France
2IME Process Metallurgy and Metal Recycling, RWTH Aachen University, Aachen, Germany
3Elkem Technology, Kristiansand, Norway

This work, which is done in the framework of the SisAl Pilot EU project, presents the use of the COMSOL Multiphysics® software for simulating ladle furnace preheating. The SisAl Pilot project aims at optimising the silicon production in Europe by recycling materials and using a carbon ... Read More

Modeling of Thermal Expansion of a Material During its Cooling Using COMSOL Multiphysics®

A. CLARISSOU1, V. BRUYERE2, P. NAMY2, I. CRASSOUS1
1FRAMATOME, 60 Avenue Paul Girod, 73400 Ugine France
2SIMTEC, 5 rue Felix Poulat, GRENOBLE, FRANCE

In metallurgy, the use of numerical models is popular because of the many coupled physical phenomena that occur during the various processes. For instance, the resulting shape and metallurgical state of a material are very sensitive to changes in temperature. The drop in temperature of ... Read More

Modeling of Thermal Load and Electric Fields in Microfocus X-Ray Tubes

Dr. Vladimir Burlaka1, Thorsten Fröba1
1X-RAY WorX GmbH, Siemensstraße 26, 30827 Garbsen, Germany

The thermal load on the system components is one of the technical problems in the development of microfocus X-ray tubes. To improve their stability in long-term use, it is important to understand the physical phenomena and their influence on the system stability and filament lifetime. To ... Read More

Modeling of Two-Phase Cooled IGBT Module for Rail Transit Applications

Dr. Zhaozan Feng1
1Zhuzhou CRRC Times Electric Innovation Center, Solihull, West Midlands, UK

Pumped two-phase cooling for improving thermal management of IGBT in rail transportation has been investigated both experimentally and numerically. The experimental study on pumped two-phase cold plate of IGBT used in HXD1C locomotives was conducted at a mass flow rate of 0.1 kg/s to 0 ... Read More

Modeling Strategy of a Large Field of Shallow Borehole Heat Exchangers

E. Meneses Rioseco1, M. Dussel1, I. S. Moeck1
1Georg-August-Universität Göttingen, Lower Saxony, Germany

Transforming the energy sector worldwide towards renewable, climate-neutral energy sources requires innovative ideas and excellent engineering solutions. In particular, shallow geothermal energy utilization is currently showing a remarkable development. In highly urbanized regions, large ... Read More

Modeling the Heat Dissipation of a Head Lamp within COMSOL Multiphysics®

F. Viry1, P. Namy1, C. Dupuis2
1SIMTEC, Grenoble (France)
2Decathlon B'twin Village, Lille (France)

In order to reduce the environmental footprint of a serial production of head lamps, one lever is to replace and employ new materials, often requiring to redesign the product to ensure its mechanical and thermal resistance. In this context, this paper studies the modelling of the heat ... Read More