Veja como a simulação multifísica é usada em pesquisa e desenvolvimento


Aqui você encontrará apresentações realizadas nas Conferências de Usuários COMSOL de todo o mundo. As apresentações englobam pesquisas e produtos inovadores feitas por engenheiros e cientistas usando o COMSOL Multiphysics. Os tópicos abrangem uma grande gama de indústrias e aplicações, como elétrica, mecânica, escoamento e química. Use a função de busca "Quick Search" para encontrar apresentações na sua área de interesse.

Veja a coleção da COMSOL Conference 2018

Design and Stress Analysis of a General Aviation Aircraft Wing

G. Atmeh[1], F. Darwish[1], and Z. Hasan[2]
[1]Jordan University of Science and Technology, Irbid, Jordan
[2]Texas A&M University, College Station, TX, USA

The present study focuses on the design and analysis of a single-engine, propeller-driven general aviation airplane. Initial weight estimation based on the initial sketch and the design mission profile is conducted. The estimated weight and other design parameters are used to define the ... Saiba Mais

Influence of Air Gap Length and Cross-Section on Magnetic Circuit Parameters new

A. Polit[1], R. Jez[1]
[1]ABB Corporate Research Center, Krakow, Poland

The air gap is one of the most crucial part of magnetic circuits, especially in high-power inductors. It significantly modifies the parameters of magnetic devices by increasing the saturation current, linearizing B-H curve of magnetic circuit and causing a decreasing in the inductance. ... Saiba Mais

Mathematical Modeling of a Lithium Ion Battery

R. E. White[1], and Long Cai[2]
[1]R.E. White & Associates LLC, Columbia, South Carolina, USA
[2]Department of Chemical Engineering, University of South Carolina, Columbia, South Carolina, USA

The existing lithium ion battery model in COMSOL’s Multiphysics  software is extended to include the thermal effects. The thermal behavior of a lithium ion battery is studied during the galvanostatic discharge process with and without a pulse. The existing lithium ion battery model in ... Saiba Mais

COMSOL Thermal Model for a Heated Neural Micro-Probe

M. Christian[1], S. Firebaugh[1], A. Smith[1]
[1]United States Naval Academy, Annapolis, MD, USA

This project utilizes the heat transfer module of the COMSOL Multiphysics environment to model the effects that an ohmic heating probe will have on neural tissue. The model quantifies the thermal impact of active components embedded on a neural micro probe by solving the Penne’s bioheat ... Saiba Mais

Study of Effect on Resonance Frequency of Piezoelectric Unimorph Cantilever for Energy Harvesting

G. R. Prakash[1], K. M. V. Swamy[1], S. Huddar[1], B. G. Sheeparamatti[1], Kirankumar B. B.[1]
[1]Basaveshwar Engineering College, Bagalkot, Karnataka, India

The focus of this paper is to study the effect on resonance frequency and power enhancement techniques[1] of piezoelectric MEMS and modeling, design, and optimization of a piezoelectric generator based on a two-layer bending element(Figure 1) using COMSOL Multiphysics. An analytical ... Saiba Mais

Thermal Management of Li-ion Battery Packs new

D. Adair[1], K. Ismailov[2], Z. Bakenov[3]
[1]School of Engineering, Nazarbayev University, Astana, Kazakhstan
[2]CPS, Nazarbayev University, Astana, Kazakhstan
[3]Institute of Batteries, Astana, Kazakhstan

A design for the thermal management of the media used for packing Li-ion batteries used in hybrid and electric vehicles has been developed. The design satisfies all thermal and physical issues relating to the battery packs used in vehicles such as operating temperature range and volume, ... Saiba Mais

Mie Scattering of Electromagnetic Waves

J. Crompton[1], S. Yushanov[1], K. Koppenhoefer[1]
[1]AltaSim Technologies, Columbus, OH, USA

The Mie solution to the scattering of electromagnetic waves by spherical particles has been examined using COMSOL Multiphysics®. The results assume elastic scattering only and do not include Brillouin or Raman scattering. The nature of the interaction has been considered for materials ... Saiba Mais

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. Saiba Mais

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. Saiba Mais

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 ... Saiba Mais

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