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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.

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AC/DC Electromagneticsx

3D FEM-Simulation of Magnetic Shape Memory Actuators

M. Schautzgy [1], U. Kosiedowski [2], T. Schiepp [3],
[1] ETO MAGNETIC GmbH, Stockach, Baden-Württemberg, Germany ; Department of Mechanical Engineering, HTWG Konstanz, Konstanz, Baden-Württemberg, Germany
[2] Department of Mechanical Engineering, HTWG Konstanz, Konstanz, Baden-Württemberg, Germany
[3] ETO MAGNETIC GmbH, Stockach, Baden-Württemberg, Germany

Electromagnetic actuators are a well-known field where finite element simulations are applied. Magnetic Shape Memory (MSM) actuators represent a new type of smart electromagnetic actuators where the MSM material elongates and contracts when applying a magnetic field. The MSM material ... Read More

An App for Calculating the Electric Field outside Electrical Installations

N. Lavesson [1],
[1] ABB Corporate Research, Västerås, Sweden

This paper describes the implementation of an app for calculating low frequency electric fields outside electrical installations. The app is based on a 2D parametric geometry chosen in such a way that it approximates a large class of electrical installations, which consist of a tower or ... Read More

Transient Simulation of an Electrochemical Machining Process for Stamping and Extrusion Dies

M. Penzel [1], M. Hackert-Oschätzchen [2], M. Kreißig [1], M. Kowalick [1], M. Zinecker [1], A. Schubert [1], G. Meichsner [3],
[1] Professorship Micromanufacturing Technology, Technische Universität Chemnitz, Chemnitz, Germany
[2] Professorship Micromanufacturing Technology, Technische Universität Chemnitz, Chemnitz, Germany; Fraunhofer Institute for Machine Tools and Forming Technology, Chemnitz, Germany
[3] Fraunhofer Institute for Machine Tools and Forming Technology, Chemnitz, Germany

Precise electrochemical machining (PEM) is a non-conventional machining technology, based on anodic dissolution of metallic work-pieces. In this study an additional extension of the precise electrochemical machining with a precise angle-controlled cylinder positioning is aimed. Due to ... Read More

Model Order Reduction using COMSOL Multiphysics® Software - A Compact Model of a Wireless Power Transfer System

J. Pico [1], T. Bechtold [1], D. Hohlfeld [1],
[1] University of Rostock, Rostock, Germany

This work presents the application of mathematical methods of model order reduction (MOR) for automatic generation of highly accurate, compact models for wireless power transfer systems. We apply a block two-sided second order Arnoldi algorithm to automatically compute a compact model, ... Read More

Modeling, Simulation and Verification of Contactless Power Transfer Systems

J. Serrano [1], C. Carretero [1], J. Acero [1], I. Lope [1]
[1] University of Zaragoza, Zaragoza, Spain

This work presents the analysis of a wireless power transfer system consisting of two coupled coils and ferrite slabs acting as flux concentrators. The study makes use of Finite Element Method (FEM) simulations to predict the key performance indicators of the system such as coupling, ... Read More

Simulation Analysis of Electromagnetic Compatibility (EMC) of Enclosures

A. Eder [1], D. Hofinger [1], G. Ritzberger [1]
[1]Fronius International GmbH, Research & Development, Wels-Thalheim, Austria

The paper on EMC Simulation Analysis of Enclosures demonstrates a simulation method to analyze the shielding effectiveness of enclosures. From the early development stage on it is possible to analyze the effect of electromagnetic waves on shielding panels. Different types of openings ... Read More

Interactive Design of an Electrostatic Headphone Speaker Using COMSOL Server™

B. A. Marmo [1], M. P. Snaith [1],
[1] Xi Engineering Consultants, Edinburgh, United Kingdom

An electrostatic headphone includes many interrelated design elements that affect the frequency response of the headphone and the users listening experience. Xi Engineering Consultants (XI) partnered with Warwick Audio Technologies (WAT) to investigate the complex behavior of one-side ... Read More

Multiphysics Simulation of Space Charge and Electric Field for Liquid Argon Neutrino Detector

S. D. Luise [1], L. M. Bueno [1],
[1] ETH Zurich, Zurich, Switzerland

The DUNE experiment (http://www.dunescience.org/) is an international collaboration of more than 100 research institutes and universities (among them CERN and Fermilab) which is taking the challenge of building the next-generation experiment for the study of neutrino particles. The ... Read More

Numerical Simulation of Vibrationally Active Ar-H2 Microwave Plasma

F. Bosi [1], M. Magarotto [2], P. de Carlo [2], M. Manente [2], F. Trezzolani [2], D. Pavarin [2], D. Melazzi [2], P. Alotto [1], R. Bertani [1],
[1] Department of Industrial Engineering, University of Padova, Padova, Italy
[2] CISAS "G.Colombo", University of Padova, Padova, Italy

Microwave discharges have a wide range of applications, such as gas conversion, material processing and surface treatment; also they can provide an efficient way for dissociation of molecular gases as CO2 and N2O. Depending on the operating pressure and temperature, non-equilibrium ... Read More

Modeling Ex Vivo Microwave Hyperthermia of Different Biological Tissues

H. Kokabi [1], G. Chen [1], N.-E. Belhadj-Tahar [1],
[1] Université Pierre et Marie Curie, Paris, France

Electromagnetic and thermal simulations are achieved using COMSOL Multiphysics® with 2D axisymmetrical finite–element method for a percutaneous microwave hyperthermia system with ex–vivo experiments on different biological tissues. Temperature variation and distribution are studied in ... Read More

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