Ici vous trouverez les présentations issues des Conférences COMSOL à travers le monde. Réalisées par des utilisateurs de COMSOL Multiphysics, ces présentations explorent tous les domaines actuels d'innovation. Les applications couvrent pratiquement tous les secteurs industriels et impliquent des phénomènes électriques, mécaniques, fluidiques et chimiques. Utilisez la recherche rapide pour trouver les présentations les plus intéressantes dans votre domaine d'intérêt.

Consultez les proceedings de la Conference COMSOL 2020

2018 - Allx

Improving Nuclear Safety through Multiphysics Modeling and Simulations

P.K. Jain [1],
Oak Ridge National Laboratory, Oak Ridge, TN 37831 USA

At Oak Ridge National Laboratory (ORNL), the COMSOL Multiphysics software has become a reliable and important resource to estimate and assess thermal safety margins for several nuclear applications. This poster presentation will highlight some of the ongoing activities in the following ... En savoir plus

Implication of COMSOL® to Laser Powered Non-Isothermal Reactors for Pyrolysis in the Gas Phase

D. Kekejian [1], L. Khachatryan [2], M. Barekati-Goudarzi [3], D. Boldor [3],
[1] Department of Physics and Astronomy, Louisiana State University, Baton Rouge, LA, USA
[2] Department of Chemistry, Louisiana State University, Baton Rouge, LA, USA
[3] Department of Biological & Agricultural Engineering, Louisiana State University Agricultural Center, Baton Rouge, LA, USA

The IR CO2 laser powered chemical conversions in the gas phase are intriguing and the researchers’ attention was focused on this transformation a while ago. The method, known as Infrared Laser Powered Homogeneous Pyrolysis, or IR LPHP opened reaction pathways not reached by conventional ... En savoir plus

Implementation of a Viscoelastic Model to Generate a Shear Stress Test Using the DEVSS/SUPG Method

A. Amos Benchimol [1], C. Dubois [1], F. Bertrand [1], D. Vidal [1],
[1] Ecole Polytechnique of Montréal, Montréal, QC, Canada

Viscoelastic flow of polymer based energetic materials exiting an extrusion die is a particularly challenging phenomenon to describe by modelling and simulation due to non-Newtonian effects in the die and significant swelling at the exit. This project aims to develop a simulation model ... En savoir plus

HIIPER Space Propulsion Simulation Using Plasma Module

Z.Chen [1], E. Ziehm [1], G. H. Miley [1],
[1] University of Illinois at Urbana-Champaign, Urbana, IL, USA

The Helicon Injected Inertial Plasma Electrostatic Rocket (HIIPER) is an electric space propulsion concept to generate denser ion and electron beams using inertial electrostatic confinement (IEC) fusion theory and helicon source. Helicon source is employed to generate the plasma and the ... En savoir plus

Flow Modeling in Long Surface Patterned Micromixers Using Division in Multiple Geometrical Subunits

J. Clark [1], T. A. Butt [1], G. Mahajan [2], C. R. Kothapalli [2], M. Kaufman [1], P. S. Fodor [1]
[1] Department of Physics, Cleveland State University, Cleveland, OH, USA
[2] Department of Chemical and Biomedical Engineering, Cleveland State University, Cleveland, OH, USA

Optimization of mixing in microfluidic devices is a popular application of computational fluid dynamics software packages, such as COMSOL Multiphysics, with an increasing number of studies being published on the topic. On one hand, the laminar nature of the flow and lack of turbulence in ... En savoir plus

Flotation Height in 'Air Hockey' Spatial Atomic Layer Deposition

J. Grasso [1], B. Willis [1],
[1] Department of Chemical and Biomolecular Engineering, University of Connecticut, Storrs, CT, USA

Atomic layer deposition(ALD) is one proven method to deposit ultra-thin films. ALD is advantageous for its atomic-level thickness control and conformity; leading to high quality films. Slow deposition rates for conventional ALD contribute to the impracticality of utilization of this ... En savoir plus

Finite Element Modeling of a Microwave Cavity under Resonant Conditions

T. W. Krause [1], F. Liu [1], S. Gauvin [2],
[1] Department of Physics and Space Science, Royal Military College, Kingston, ON, Canada
[2] Department of Physics, Engineering Physics and Astronomy, Queens University, Kingston, ON, Canada

A tapered cylindrical microwave resonant cavity, a frustum, also commonly known as an EM Drive, has been reported to produce thrust by the generation of EM radiation within a resonant cavity without using any propellants. In order to determine how a sealed microwave cavity can produce ... En savoir plus

Evaluating Clean Bench Designs Using CFD and Particle Tracing

A. Johnson [1] , M. Wright [1]
[1] Honeywell FM&T, Kansas City, MO, USA

At the Kansas City National Security Campus (KCNSC), simulation analysts are often called upon to evaluate designs and manufacturing processes performed in the plant. Precision mechanisms need to be assembled on clean benches that provide laminar airflow to prevent dust contamination. ... En savoir plus

Electrical Energy Harvesting from Body Heat: Indirect Conversion via Mechanical Vibration

S. Shin [1], H. Mojtaba [1], F. Ayazi [1],
[1] Georgia Institute of Technology, Atlanta, GA, USA

Recent rapid progress in MEMS with wireless communication system has enabled low power micro sensor network for human body, Body Area Sensor Network (BASN). The information gathering from BASNs will provide a significant opportunities for various medical applications. One of the key ... En savoir plus

Education and Business Style Innovation by Apps Created with the COMSOL Multiphysics® Software

M. Hashiguchi [1], D. Mi [1],
[1] Keisoku Engineering System Co., Ltd., Chiyoda-ku, Tokyo, Japan

Introduction Computer science has become siginificant tool for design, research and development in many industries and universities. On high-level simulation area such as multiphysics simulation area where many physics are coupled, in general, only professionals could handle such state ... En savoir plus