Scopri come la simulazione multifisica viene utilizzata per ricerca e sviluppo

In questa sezione troverete i lavori presentati alle Conferenze mondiali COMSOL. Le presentazioni descrivono ricerche e prodotti innovativi progettati con COMSOL Multiphysics da colleghi di tutto il mondo. I temi delle ricerche presentate abbracciano un'ampia gamma di settori produttivi e aree applicative, in ambito elettrico, meccanico, fluidodinamico e chimico. Lo strumento di Ricerca Rapida vi permetterà di trovare le presentazioni che si riferiscono all'area di vostro interesse.


Visualizza gli articoli presentati alla COMSOL Conference 2020

Heat Transfer and Phase Changex

Modelling of Thermal Stress in Yb:YAG to Quantify Depolarisation in a Nanosecond 10 J, 100 Hz Laser

G. Quinn1, M. De Vido1
1Central Laser Facility, STFC Rutherford Appleton Laboratory, Didcot, OX11 0QX, United Kingdom

The high heat loads intrinsically associated with high-energy, high repetition rate laser systems require sophisticated thermal management analyses to minimise the impact of thermal effects on optical performance. Non-uniform heat deposition in optical elements can lead to the onset of ... Per saperne di più

Modelling the Composition Gradient in Ni-Mn-Ga Single Crystal Grown by Floating Zone Method

Denys Musiienko1, Ross H. Colman2
1Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic
2Charles University, Prague, Czech Republic

Re-crystallisation of Ni-Mn-Ga Heusler alloys in a floating zone (FZ) optical furnace is a complex problem that depends not only on the compositions of the master alloy and a seed crystal but on the growth speed and evolution of the molten zone shape during the crystal growth process. We ... Per saperne di più

Monte Carlo Simulation to Model Natural Variability in Food Drying

Jörg Schemminger1, Thijs Defraeye2, Sharvari Raut3, Barbara Sturm4
1Empa, Swiss Federal Laboratories for Materials Science and Technology, Laboratory for Biomimetic Membranes and Textiles, Lerchenfeldstrasse 5, CH-9014 St. Gallen, Switzerland / Humboldt-Universität zu Berlin, Faculty of Life Sciences, Albrecht Daniel Thae
2Empa, Swiss Federal Laboratories for Materials Science and Technology, Laboratory for Biomimetic Membranes and Textiles, Lerchenfeldstrasse 5, CH-9014 St. Gallen, Switzerland / Food Quality and Design, Wageningen University & Research, P.O. Box 17, 6700 A
3Leibniz-Institut für Agrartechnik und Bioökonomie e.V. (ATB), Max-Eyth Allee 100, 14469 Potsdam, Germany
4Leibniz-Institut für Agrartechnik und Bioökonomie e.V. (ATB), Max-Eyth Allee 100, 14469 Potsdam, Germany / Humboldt-Universität zu Berlin, Faculty of Life Sciences, Albrecht Daniel Thaer-Institute of Agricultural and Horticultural Sciences, Hinter der Rei

Convective drying of fruits and vegetables is a widely used preservation method and serves to reduce food waste, to make them available off-season and to reduce weight-related transport costs. However, the high energy consumption and impact of the process set-up and process settings on ... Per saperne di più

Multiphysical Optimization of the Next Generation of Energy Efficient High Temperature Furnaces

Karl-Heinz Leitz1, Bernhard Valentini1
1PLANSEE SE, Metallwerk-Plansee-Straße 71, 6600 Reutte, Austria

To achieve the goals of the Paris Agreement and limit global warming below 2 K compared to pre-industrial level, significant energy savings in all fields of industries will be required. One example of energy intensive processes in industrial fabrication is heat treatment. The applied ... Per saperne di più

Multiphysical Study of Copper Laser Welding Process Stability Using the COMSOL® Application Builder

J. Daligault1, M. Dal1, M. Sawannia 2, C. Hagenlocher2, R. Weber2, S. Touzouirt1
1PIMM Laboratory, Arts et Métiers Institute of Technology (Paris), CNRS, CNAM, HESAM University, 151 Boulevard de l’Hôpital, 75013 Paris, France
2Institut für Strahlwerkzeuge (IFSW), University of Stuttgart, Pfaffenwaldring 43, 70569 Stuttgart, Germany

A numerical model of laser welding process applied on highly optically reflective and thermally conductive materials such as copper has been developped. The latter considers multiphysical couplings of CFD, heat transfers and phase-field representation to account for topological ... Per saperne di più

Numerical Modeling of Induction Brazing

V. BRUYERE1, C. DURAND2, S. ROURE2, P. NAMY1
1SIMTEC, 5 rue Felix Poulat, GRENOBLE, France
2SCHNEIDER ELECTRIC, EYBENS, France

Induction brazing is a widely utilized joining process in various industries, offering efficient and localized heating for the assembly of diverse components. At Schneider Electric®, this process is used to assemble a silver piece on a copper piece. This work focuses on the advancements ... Per saperne di più

Numerical Simulation of Electron Beam Welding

P.O. BARRIOZ1, V. BRUYERE2, P. NAMY2, A. BROSSE1
1FRAMATOME, 2 Rue Professeur Jean Bernard, LYON, FRANCE
2SIMTEC, 5 rue Felix Poulat, GRENOBLE, FRANCE

Electron beam welding process is a high-energy welding technique that uses a focused beam of electrons to join metal components. It is widely used in various industries, including aerospace, nuclear industry, automotive, and electronics, due to its ability to produce high-quality welds ... Per saperne di più

Numerical Simulation of Laser Lithotripsy

A. MENAESSE1, V. BRUYERE2, P. NAMY2, V. GATINEAU1, G. SPIEZIA1
1EMS, Ch. de la Vuarpillière, 31CH-1260 NYON, SWITZERLAND
2SIMTEC, 5 rue Felix Poulat, GRENOBLE, FRANCE

The use of lasers to fragment and remove kidney stones (Laser Lithotripsy) has become increasingly popular in surgical procedure due to its high success rate and minimal complications. However, the precise mechanisms behind the stone fragmentation process are not yet fully understood. ... Per saperne di più

Numerical Simulation of the Laser Cutting Process for Dismantling

R. Meillour1, M. Courtois2, M. Carin2, I. Doyen1, C. Nahed1
1CEA
2IRDL

Laser cutting process is usually employed in machining process, however it is also applied for dismantling nuclear facilities. Contrary to mechanical processes where tools wear out quickly and are often renewed, laser cutting process is a contactless approach, therefore there is no ... Per saperne di più

Optimal Design of Baking Plates for an Inductive Wafer Baking Oven

Johannes Steinbach1, Lukas Jadachowski2, Andreas Kugi3, Andreas Steinboeck2
1Automation and Control Institute, TU Wien, Vienna, Austria
2Automation and Control Institute, TU Wien, Vienna, Austria, Christian Doppler Laboratory for Intelligent Process Control for High-Quality Steel Products, Automation and Control Institute, TU Wien, Vienna, Austria
3Automation and Control Institute, TU Wien, Vienna, Austria, Center for Vision, Automation & Control, Austrian Institute of Technology (AIT), Vienna, Austria

Baking is a central production step in the industrial production of edible wafers and waffles. The initially liquid batter is heated with a pair of metallic baking plates. Establishing a uniform and accurate temperature at the baking face (inner baking plate surface) is crucial for ... Per saperne di più