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

Heat Transfer and Phase Changex

Transient Modeling of a Fluorine Electrolysis Cell Using COMSOL Multiphysics®

E. Oosthuizen [1], P. L. Crouse [1],
[1] University of Pretoria, Pretoria, South Africa

The design of the commercial fluorine electrolysis cells in operation in South Africa is based on technology dating essentially from the era before the proliferation of computer simulation software. The model reported here was initiated to generate a more fundamental understanding of ... En savoir plus

Thermo-Mechanical Modeling of Laser Beam Welding of Molybdenum

K.-H. Leitz [1],
[1] Plansee SE, Reutte, Austria

Laser beam welding is a key technology in industrial manufacturing as it combines high flexibility and the potential for automation with excellent joint quality and minimal thermal influence of the workpiece. Whereas for materials like steel and aluminium laser beam welding is already ... En savoir plus

Modeling of Substrate Plate Preheating to Predict Efficiency in the Electron Beam Melting Process

M.Michatz [1], S. Janson [2], G. Schlick [3], I. Kühne [4], A. Frey [5],
[1] University of Applied Science, Faculty of Mechanical Engineering, Augsburg, Germany; Fraunhofer Research Institution for Casting, Composite and Processing Technology IGCV, Augsburg, Germany
[2] iwb Application Center Augsburg part of the Technical University of Munich (TUM), Augsburg, Germany
[3] Fraunhofer Research Institution for Casting, Composite and Processing Technology IGCV, Augsburg, Germany
[4] Heilbronn University, Faculty of Technology and Economics, Künzelsau, Germany
[5] University of Applied Science, Faculty of Electrical Engineering, Augsburg, Germany

Additive Manufacturing is revolutionizing the industrial sector for complex and individualized metallic components. The most limiting factor of the widely established laser beam melting technology is the scan velocity due to inertia of the mirrors [1]. In electron beam melting (EBM), ... En savoir plus

Free Surface Deformation of the Weld Pool in Orbital Narrow Gap GTA Welding

S. Morville [1], V. Bruyère [2], P. Namy [2],
[1] Technical Center FRAMATOME, Le Creusot, France
[2] SIMTEC, Grenoble, France

Arc current welding is a widespread process in heavy industry for the assembly of metallic components. In order to ensure the good quality of assemblies welds, it is appropriate to master the welding process but also to have a deep understanding of interactions with the weld pool and ... En savoir plus

Additive Manufacturing of Metal Matrix Composites

F. Wirth [1], K. Wegener [1],
[1] ETH Zurich, Institute of Machine Tools and Manufacturing, Zurich, Switzerland

Laser cladding is an additive manufacturing process, where a laser beam creates a melt pool, into which powder is fed from a powder nozzle. Due to the feed motion of the laser beam and the powder nozzle relative to the workpiece, coatings and 3D parts can be deposited, which consist of ... En savoir plus

Simulation-based Analysis of a Microstructuring Process for Serrated Surfaces with Higher Friction

I. Schaarschmidt [1], M. Hackert-Oschätzchen [1], G. Meichsner [2], M. Zinecker [1], P. Steinert [1], A. Schubert [1, 2],
[1] Professorship Micromanufacturing Technology, Chemnitz University of Technology, Chemnitz, Germany
[2] Fraunhofer Institute for Machine Tools and Forming Technology, Chemnitz, Germany

Actual trends in lightweight construction and safety-relevant technologies cause an increasing demand for reliable design of joining connections. Increasing power density and compact design require dimensioning of joints with low safety factors. Thereby additional security measures are ... En savoir plus

Finite Element Prediction of Laser-Material Interaction Using COMSOL Multiphysics®

E.C. Chevallier [1], V. Bruyère [1], P. Namy [1],
[1] SIMTEC, Grenoble, France

Surface engineering is a key technology used in a wide range of sectors in industry. Among other techniques, it involves adding functionality to a surface. This can be performed by creating a specific topography to a surface using laser texturing. The objective of the work presented in ... En savoir plus

Multiphysics Simulation of the Material State in Single-Screw Extruder

S. Yan [1], H. Zeizinger [1],
[1] Polymertechnology Powertrain, Daimler AG, Stuttgart, Germany

To receive a stable quality in the injection molding process in the view of mechanically and thermally highly stressed components made by reactive resin systems, it is necessary to understand the material state along the processing chain. Up to date no measuring technology is available ... En savoir plus

2D Simulation of Crimping Process for Electric Vehicle Battery Charge Cable

O. Ozgonenel [1], O. Bostan [2], S. Guzel [2],
[1] Ondokuz Mayis University,Samsun,Turkey
[2] DE-KA, Kocaeli, Turkey

Of utmost importance in appliance design and manufacture are the features for protection from fire and for personal safety. Appliance engineers are continually in pursuit of better,longer-life appliances that will provide both lower cost to the consumer and lower energy consumption. ... En savoir plus

Thermal Simulation of a Heat Pipe Tempered Injection Mould Tool

S. Kartelmeyer [1], C. Jaroschek [1], L. Fromme [1], V. Hüttemann [1], E. Moritzer [2],
[1] University of Applied Sciences Bielefeld, Department of Engineering Sciences and Mathematics, Bielefeld, Germany
[2] Paderborn University, Department of Plastics Engineering (KTP), Paderborn, Germany

An injection moulding tool developed by the FH Bielefeld is being displayed in a thermally precise way by means of COMSOL Multiphysics®. The tool is tempered through heat pipes. The performance of heat pipes is experimentally determined and depicted in a function. The function ... En savoir plus