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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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A Wall-Cooled Fixed-Bed Reactor Model for Gas-Phase Fischer-Tropsch Synthesis

A. Nanduri [1], P. L. Mills [1],
[1] Department of Chemical and Natural Gas Engineering, Texas A&M University - Kingsville, Kingsville, TX, USA

In the early 1920’s, Gas-To-Liquids (GTL) and Coal-To-Liquids (CTL) technologies were developed to account for the depleting crude oil resources [1]. During this period, Franz Fischer and Hans Tropsch developed a process to convert synthesis gas (syn gas), derived from coal ... En savoir plus

Optimization of the Gas Flow in a GEM Tracker with COMSOL and TENDIGEM Development

F. Noto[1,2], V. Bellini[1,2], E. Cisbani[3,4], V. De Smet[1,5], F. Librizzi[6], F. Mammoliti[1,2], and C. Sutera[6]
[1]Dipart. di Fisica ed Astronomia, Università di Catania, Catania, Italy
[2]INFN – Sezione di Catania, Catania, Italy
[3]IINFN – Sezione di Roma - Sanità Group, Roma, Italy
[4]Italian National Institute of Health, Roma, Italy
[5]Haute Ecole Paul-Henri Spaak, ISIB, Bruxelles, Belgium
[6]NFN - Sezione di Catania, Catania, Italy

The Gas Electron Multiplier (GEM) technology has been proven to tolerate rate larger than 50 MHz/cm2 without noticeable aging and to provide the sub millimeter resolution on working chambers up to 45x45 cm2. A new GEM based tracker is under development for the Hall A upgrade at ... En savoir plus

High Fidelity TEA Theory Altered Compressible Navier-Stokes CFD Using COMSOL Equation-Based Modeling

James D Freels¹, A. J. Baker²
¹University of Tennessee, Knoxville, MABE Department, Adjunct Faculty
²University of Tennessee, Knoxville, MABE Department, Professor Emeritus

It is common knowledge to readers of these COMSOL conference proceedings that COMSOL (as well as other established CFD codes) produces unstable numerical solutions of the Navier-Stokes equations without "consistent stabilization" and/or "inconsistent stabilization" (or similar ... En savoir plus

Investigation of Thermal Contact Gas Gap Conductance Using COMSOL Multiphysics®

J. D. Freels[1], P. K. Jain[1], C. J. Hurt[2]
[1]Oak Ridge National Laboratory, Oak Ridge, TN, USA
[2]The University of Tennessee, Knoxville, TN, USA

Our safety analysis group in the Research Reactors Division of Oak Ridge National Laboratory supports a project to investigate the production of Pu-238 isotope for missions of deep space travel in the High Flux Research Reactor. COMSOL Multiphysics® has been used to support this activity ... En savoir plus

Turbulent Bounded Flows for Oil & Gas Industry with COMSOL CFD Module

A. Fadel[1], G. Fontana[1]
[1]Isoil Impianti, Albano S. Alessandro, Italy

Industrial applications of fluid mechanics can require to satisfy necessities as diverse as legal norms, optimization requirements and manufacturing constraints. Therefore a Computational Fluid Mechanics software often becomes a must in the development of new devices or the improvement ... En savoir plus

Optimization of the Design of a GEM Tracker Based on Gas Flow Simulations with COMSOL

V. De Smet[1], V. Bellini[2], E. Cisbani[3], F. Noto[2], F. Mammoliti[2], C. M. Sutera[4], and M. Mangiameli[4]
[1]Dipartimento di Fisica ed Astronomia, Università di Catania, Catania, Italy; Haute Ecole Paul-Henri Spaak, ISIB, Bruxelles, Belgium
[2]Dipartimento di Fisica ed Astronomia, Università di Catania, Catania, Italy; INFN – Sezione di Catania, Catania, Italy
[3]INFN – Sezione di Roma - Sanità Group, Roma, Italy; Italian National Institute of Health, Roma, Italy
[4]INFN - Sezione di Catania, Catania, Italy

A Computational Fluid Dynamics study has been performed for a Gas Electron Multiplier (GEM) detector of high energy charged particles, currently under development as part of a new tracker of the high luminosity spectrometers in Hall A at Jefferson Lab. By gradual modifications of the ... En savoir plus

A Multiscale Approach to Simulate Vacuum Drying of a Packed Bed of Spray-Frozen Particles

Lorenzo Stratta¹, Roberto Pisano¹, Merve Betul Adali¹, Gianluca Boccardo¹, Antonello Barresi¹, Agnese Marcato¹, Raffaele Tuccinardi¹
¹Politecnico di Torino, Torino, Italy

Preservation of biopharmaceuticals by spray freeze-drying is of great interest as it involves gentle drying and can be easily integrated with continuous manufacturing strategies. The drying of packed beds have been extensively studied experimentally, but a detailed mathematical model of ... En savoir plus

Analysis and Comparison of Modeling Approaches for Heat Pipes

L. Fromme¹, N. Peick¹, L. M. Sommer¹
¹Hochschule Bielefeld – University of Applied Sciences and Arts (HSBI), Faculty of Engineering and Mathematics, Bielefeld, Germany

A novel injection molding tool temperature control system based on heat pipes is being researched at the Bielefeld University of Applied Sciences and Arts (HSBI). This temperature control technology offers great potential for improving product quality and saving energy in the production ... En savoir plus

Controlling the Deposition Regime in Close-Proximity Spatial Atomic Layer Deposition with COMSOL®

C. Masse de la Huerta [1], V. Nguyen [1], J.-M. Dedulle [1], D. Bellet [1], C. Jiménez [1], D. Muñoz-Rojas [1],
[1] Univ. Grenoble Alpes, CNRS, Grenoble INP , LMGP, Grenoble, France

Spatial Atomic Layer Deposition (SALD) is a novel technique that allows the deposition of thin films at a considerably shorter time than the conventional Atomic Layer Deposition (ALD) techniques while retaining its unique assets, i.e. high-quality films at low temperature, precise ... En savoir plus

Simulation of Methanol and Urea Production from Catalytic Conversion of Steel Mill Gases

Dr.-Ing. Stefan Schlüter¹
¹Fraunhofer UMSICHT, Oberhausen, Germany

The time-dependent operation of methanol, ammonia, and urea production units embedded in a steel mill technical environment is analyzed with dynamic simulation models. From different process concepts and gas availability scenarios a set of simulation cases is defined with blast furnace ... En savoir plus

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