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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 2024

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Finite Element Simulation of a Surface Acoustic Wave Driven Linear Motor

B. Behera [1], H. B. Nemade [1], S. Trivedi [1],
[1] Indian Institute of Technology Guwahati, Guwahati, Assam, India

The paper presents finite element simulation of a surface acoustic wave (SAW) linear motor. The function of SAW linear motor depends on the principle of friction drive provided by SAW propagating on a piezoelectric substrate. The SAW motor comprises of a slider driven by Rayleigh wave ... En savoir plus

Design and Simulation of MEMS based PZT energy generator.

A. Deshpande[1]
[1]B.V.Bhoomaraddi College of Engineerring & Technology, Hubli, Karnataka, India

At present, a great deal of research effort has been directed to find eco-friendly and renewable sources of energy. With the rising costs of crude oil and petroleum, along with the derogatory effects that they pose to the environment, this sort of approach is of utmost importance. This ... En savoir plus

Optimal Thermal Design of Converged-Diverged Microchannel Heat Sinks for High Heat Flux Applications

D. Chakravarthii [1], S. Subramani [1], M. Devarajan [1],
[1] Univeristy of Science Malaysia (USM), Georgetown, Penang, Malaysia

With the advancements in aerospace technology, micro-electromechanical systems, hybrid data centres and microfluidics, the miniature size electronic chips in such applications are need of the century. The major challenge in microelectronic chips is to eliminate the generated heat for ... En savoir plus

Commercial Special Fibers for Sensing Applications

G. Latha[1], P. Nair[1]
[1]SSN College of Engineering, Chennai, Tamil Nadu, India

In a solid core PCF, structural parameters and the number of rings in the cladding region decide confinement losses, dispersion coefficients as well as bending losses. This paper evaluates some of commercially available solid core photonic crystal fibers. The dispersion coefficients and ... En savoir plus

Time Dependent Dirac Equation FEM Solutions for Relativistic Quantum Mechanics

A. J. Kalinowski [1],
[1] Consultant, East Lyme, CT, USA

The paper illustrates the use of COMSOL (via the “Coefficient-Form PDE” option) for obtaining the relativistic quantum mechanics wave function Ψm(x,y,z,t), m=1,4 as a solution to the time dependent Dirac equations. Once having Ψm(x,y,z,t), it can be used to compute the probability ... En savoir plus

Modeling and Simulation of High Sensitivity CMOS Pressure Sensor Using Free Boundary Circular Diaphragm Embedded on Ring Channel Shaped MOSFET

S. Joy[1], T. Tom[1]
[1]Rajagiri School of Engineering and Technology, Kochi, Kerala, India

Sensors have diverse applications ranging from the medical field to space exploration. They convert physical parameters such as temperature, pressure, humidity etc. into an electrical output. The discovery of piezoresistivity property of silicon and germanium led to miniaturization of ... En savoir plus

The Numerical Challenges in Multiphysical Modeling of Laser Welding with ALE

I. Tomashchuk [1], I. Bendaoud [2], J.-M. Jouvard [1], P. Sallamand [1],
[1] Laboratoire Interdisciplinaire Carnot de Bourgogne, Université de Bourgogne-Franche-Comté, Le Creusot, France
[2] Laboratoire de Mécanique et Génie Civil, Université de Montpellier, France

The interaction of high power laser beam with metallic materials produces a number of interconnected phenomena that represent a serious challenge for numerical modeling, especially for creation of auto-consistent models. Additional difficulty consists in lack of data on materials ... En savoir plus

Multiphysics Simulation Applications

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

Increasing demand for new technology, products and processes to provide improved performance, achieve proof of concept quicker, offer higher quality and meet demands for on-time and on-budget delivery have put increasing pressure on scientist and engineers to predict performance before ... En savoir plus

Electroceutical Modeling with Advanced COMSOL® Techniques

K. Carlson [1,][2], J. Begnaud [3], J. L. Shils [4], S. Dokos [5], L. Mei [1,][2], J. E. Arle [1,][2]
[1] Beth Israel Deaconess Medical Center, Boston, MA, USA
[2] Harvard Medical School, Boston, MA, USA
[3] Livanova Neuromodulation, Houston, TX, USA
[4] Rush Medical Center, Chicago, IL, USA
[5] University of New South Wales, Sydney, NSW, Australia

Neuromodulation is the use of electromagnetic fields to modulate the human nervous system, typically to treat neurological disorders. Electroceuticals is an ambitious program to modulate any nerve, anywhere, anytime, for any reason — to treat disease, disorders, and enhance or interface ... En savoir plus

Computational Fluid Dynamic Modeling of Geothermal Membrane Distillation

C. Rivera [1], C. Sanchez [1], J. Paiz [1], M. Troyer [1], F. Huang [1]
[1] Department of Civil & Environmental Engineering, New Mexico Institute of Mining and Technology, Socorro NM, USA

A 3-D COMSOL model was established to investigate the heat and mass transfer in a hollow fiber membrane (HFM) module for direct contact membrane distillation (DCMD). Membrane distillation is a separation process that relies on vapor pressure gradients to drive the production of purified ... En savoir plus

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