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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Multiphysics Simulations of Automotive Muffler

A. Prasad [1], R. C Thiagarajan [1],
[1] ATOA Scientific Technologies, Bengaluru, India

This paper deals with the numerical experiments for early prediction of muffler performance at the design stage. In this experiment, a Reactive Muffler is developed and validated numerically compared to traditional built and test process. Read More

Numerical Modelling of a Free-Burning Arc in Argon. A Tool for Understanding the Optical Mirage Effect in a TIG Welding Device

J-M. Bauchire[1], E. Langlois-Bertrand[1], and C. de Izarra[1]
[1]GREMI, CNRS, Université d’Orléans, Orléans, France

In this paper, we present the numerical modelling of a free-burning arc and its application to the understanding of optical mirage effect which could occur in a TIG (Tungsten Inert Gas) device used in welding applications. Read More

Fluid Motion Between Rotating Concentric Cylinders Using COMSOL Multiphysics® Software

P. L. Mills [1], K. Barman [1], S. Mothupally [1], A. Sonejee [1],
[1] Texas A&M University - Kingsville, Kingsville, TX, USA

Introduction Fluid flow patterns in research or process-scale equipment where a fluid is contained between concentric rotating cylinders in the absence of bulk axial flow has received notable attention in the field of fluid mechanics. Annular flows occur in many practical applications, ... Read More

Role of the Diffusion Current in Nonequilibrium Modeling of Welding Arcs new

M. Baeva[1]
[1]INP Greifswald e.V., Greifswald, Germany

2D self-consistent nonequilibrium model of a free-burning arc in argon has been developed. The model is based on the COMSOL Multiphysics® platform and describes in a self-consistent manner the fluid dynamics, the heat transfer, the magneto-electrodynamics, and species conservation. The ... Read More

Electric Field Calculations for AC and DC Applications of Water Controlled Cable Termination new

T. Karmokar[1], R. Pietsch[1]
[1]HIGHVOLT Prüftechnik Dresden GmbH, Dresden, Sachsen, Germany

The computation of electric field strength is the state-of-the-art technique for designing and optimizing High-Voltage (HV) equipment. In this research, the equipment under analysis is Cable Termination (CaTr) which is used to apply high-voltage (75 kV – 800 kV AC) on the cable to be ... Read More

Heat Transfer and Phase Change Simulation in COMSOL Multiphysics® Software

N. Huc [1]
[1] COMSOL France, Grenoble, France

This session is devoted to phase change modeling in heat transfer simulations. The great interest in phase change comes from the outstanding thermal performance that it enables in particular for cooling or thermal protection applications. Alternatively, phase change can induce most of ... Read More

Small Scale Yielding Model for Fracture Mechanics new

K. C. Koppenhoefer[1], J. Thomas[1], J. S. Crompton[1]
[1]AltaSim Technologies, LLC., Columbus, OH, USA

Computational tools based on the finite element method have been used extensively to develop solutions for elastic and elastic-plastic fracture mechanics problems. This work uses a small-scale yielding model to compare results developed from COMSOL Multiphysics® with another finite ... Read More

Models of Simple Iron Cored Electromagnets new

J. Mammadov[1]
[1]University of Manchester, Manchester, UK

This report mainly discusses the implementation and results of a project proposal, “Modelling using Finite Element Methods”. The report is devoted to implementation, which is a model of an electromagnet. The software tool that is used to model the electromagnet is COMSOL Multiphysics®, a ... Read More

Study of AC Electrothermal Phenomena Models

S. Loire, and P. Kauffmann
University of California
Santa Barbara, CA

Recently, electrokinetic flows have raised the interest of the scientific community. Driving flow with an electric field leads to promising applications for mixing, concentration, pumping application in lab on chips. However, current models are still inaccurate and don\'t fit the ... Read More

Design and Simulation of Unimorph Piezoelectric Energy Harvesting System

E. Varadarajan[1], M. Bhanusri[2],
[1]Research and Innovation Centre (RIC), IITM Research Park, Chennai, Tamil Nadu, India
[2]Department of Physics, Indian Institute of Technology (IIT) Madras, Chennai, Tamil Nadu, India

In this paper we made an attempt to maximize the power output in the different piezoelectric materials in a unimorph cantilever beam configuration. In this research, a macro scale unimorph piezoelectric power generator prototypes consists of an active piezoelectric layer, stainless steel ... Read More

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