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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

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PCCP Profiling and Tube Wave Analysis of WRE Signal

N. Chowdhury[1], Z. Liao[2], and L. Zhao[1]
[1]Department of Electrical & Computer Engineering, Ryerson University, Toronto, ON, Canada
[2]Department of Architectural Science, Ryerson University, Toronto, ON, Canada

Acoustic wave propagation due to the breakage or slippage of reinforced wire in water-filled prestressed concrete cylinder pipe (PCCP) attracts interest in non-destructive pipe testing. Current practice of acoustic emission (AE) detection and wire-break related events (WRE) recognition ... Per saperne di più

Microfluidic Simulation of a Separation System of T.cruzi from Blood Samples

S. L. Florez [1], M. J. Noguera [1], A. L. Campaña [1], J. C. Cruz [1], J. F. Osma [2],
[1] Department of Biomedical Engineering, University of Los Andes, Bogotá, Colombia
[2] Department of Electrical and Electronics Engineering, Microelectronics Center, University of Los Andes, Bogotá, Colombia

In 2014, it was estimated that there are between 6 to 7 million people worldwide infected by Chagas disease and approximately 25 million people are currently at risk. The parasite Trypanosoma cruzi (T. cruzi) causes this disease and according to the World Health Organization (WHO) it can ... Per saperne di più

Fluid modeling of dielectric barrier discharges for plasma technology

A. P. Jovanović¹, M. Stankov¹, D. Loffhagen¹, M. M. Becker¹
¹INP Greifswald, Germany

COMSOL Multiphysics® with LiveLink™ for Matlab® is used for the numerical analysis of dielectric barrier discharges (DBD), which are widely used in various fields of plasma technology, such as surface processing, plasma medicine, and agriculture. The fluid model comprises balance ... Per saperne di più

Study of Rotation of Ellipsoidal Particles in Combined Simple Shear Flow and Magnetic Fields

C. Wang [1], J. Zhang [1],
[1] Department of Mechanical and Aerospace Engineering, Missouri University of Science and Technology, Rolla, MO, USA

This study creates a 2D fluid-structure interaction (FSI) model to study the effect of magnetic field and particle aspect ratio on the period of rotation and symmetry of ellipsoidal paramagnetic particles. The results show that the magnetic field strength has a significant effect on the ... Per saperne di più

Using COMSOL® for the Development of the UK’s Second Hyperloop Prototype

A. Jocas [1], I. C. H, Chan [1], A. Malekos [1], H. P. Chan [1],
[1] The University of Edinburgh, UK

Hyperloop is a future concept of mass transportation proposed by Elon Musk. It uses electromagnetic propulsion to accelerate a passenger or cargo pod through a low-pressure tube. HYPED, the University of Edinburgh’s Hyperloop Team has created a prototype that uses linear halbach arrays ... Per saperne di più

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), ... Per saperne di più

Modeling Approach to Facilitate Thermal Energy Management with Phase Change Materials (PCM)

D. Rubinetti [1], D. A. Weiss [1], A. Chaudhuri [2], D. Kraniotis [2],
[1] Institute of Thermal and Fluid-Engineering, University of Applied Sciences and Arts Northwestern Switzerland
[2] Department of Civil Engineering and Energy Technology, Oslo Metropolitan University, Norway

Thermal energy storage systems receive notable attention within the framework of energy management due to their ability of bridging thermal energy demand and supply, thus leading to an overall efficiency increase. The key component in such systems are materials which convert ... Per saperne di più

The Effect of Microchannel Geometry on Dispersing Solute Asymmetries

A. Taylor [1], D. Harris [1],
[1] Brown University, Providence, RI, USA

Within the field of microfluidics, scientists and engineers have found ways to manipulate flow at the micron scale in order to downsize standard experimental procedures. These techniques boast faster results while consuming less resources. Microfluidic devices can be used for point-of ... Per saperne di più

Simulation of Flow in a Rectangular Channel of a PEM Fuel Cell

A. L. R. Paulino [1], E. Robalinho [2], E. F. Cunha [1], M. Linardi [1], R. R. Passos [3], E. I. Santiago [1]
[1] Instituto de Pesquisas Energéticas e Nucleares – IPEN/CNEN, São Paulo, SP, Brazil
[2] Instituto de Pesquisas Energéticas e Nucleares – IPEN/CNEN, São Paulo, SP, Brazil; and Instituto Federal do Rio Grande do Sul – IFRS, Porto Alegre, RS, Brazil
[3] Universidade Federal do Amazonas – UFAM, Manaus, AM, Brazil

The performance of a PEMFC depends on several factors, including the flow inside gas channels. Low gas velocity inside the channel can make water management more difficult, possibly causing water to accumulate and condense in certain regions of the cell. In the present work, COMSOL ... Per saperne di più

Numerical Optimization Strategy for Determining 3D Flow Fields in Microfluidics

A. Eden [1], M. Sigurdson [1], C. D. Meinhart [1], I. Mezic [1],
[1] University of California - Santa Barbara, Santa Barbara, CA, USA

Measurement of three dimensional, three component velocity fields is central to the development of effective micromixers for bioassays and lab-on-chip mixing applications. We present a hybrid experimental-numerical method for the generation of 3D flow information from 2D particle image ... Per saperne di più

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