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Study of an Electroacoustic Absorber

A-S. Moreau[1], H. Lissek[1], and R. Boulandet[1]
[1]EPFL-STI-IEL-LEMA, Ecole Polytechnique Fédérale de Lausanne, Lausanne, Switzerland

In this paper, the underlying concept of electroacoustic absorbers is studied with the help of Comsol ... 扩展阅读

Understanding Logging-While-Drilling Transducers with COMSOL Multiphysics® Software

R. Jiang[1], L. Mei[1], X. Liu[2], H. Li[2], Q. Zhang[1]
[1]Department of Electrical Engineering, Materials Research Institute, Pennsylvania State University, University Park, PA, USA
[2]Department of Technical Services, China Oilfield Services Limited, Yanshan, Hebei, China

Logging-while-drilling (LWD) acoustic transducers provide real-time data about the geologic and geophysical ... 扩展阅读

Numerical Characterization of Magnetostrictive Response of GalFeNol Samples for Energy Harvesting

G. Canciello [1], A. Cavallo [1], C. D'Avino [2], D. Tornese [2], C. Visone [3]
[1] Dipartimento di Ingegneria Industriale e dell’Informazione, Seconda Università degli Studi di Napoli, Caserta CE, Italy
[2] Teoresi Group S.p.A, Torino, Italy
[3] Dipartimento di Ingegneria, Università del Sannio, Benevento BN, Italy

GalFeNol is a new Giant Magnetostrictive Material that can be used in energy harvesting especially in ... 扩展阅读

Innovating New Products using Multiphysics Modeling

Dr. Shekhawat is currently the General Manager for New Products Development at Secure Meters Ltd., Udaipur. ... 扩展阅读

Modeling and Experimental Verification of the Power Transfer and Thermal Characteristics of Piezoelectric Transformers Subjected to Combined Mechanical and Electrical Loading

S. Tuncdemir[1], W.M. Bradley[2]
[1]Solid State Ceramics, Williamsport, PA, USA
[2]QorTek, Williamsport, PA, USA

A piezoelectric transformer allows purely mechanical transfer and scaling of electrical energy via ... 扩展阅读

A Novel FEM Method for Predicting Thermoacoustic Combustion Instability

G. Campa[1] and S.M. Camporeale[1]
[1]DIMEG, Politecnico di Bari, Bari, Italy

Modern gas turbines suffer of the phenomenon of combustion instability, also known as “humming”. ... 扩展阅读

AO@SW with Vrala: Simulations and Tests

C. Del Vecchio[1], G. Agapito[1], L. Carbonaro[1], F. Marignetti[2], E. De Santis[2], Y. Coia[2]
[1]National Institute for Astrophysics, Arcetri Astrophysical Observatory, Firenze, Italy
[2]University of Cassino and Southern Latium, Cassino, Italy

VRALA is the ideal candidate as an Adaptive Optics actuator at visible wavelengths. Its electric ... 扩展阅读

Numerical Investigation of Swirl Flow in Curved Tube with Various Curvature Ratio

A. Kadyirov[1]
[1]Research Center for Power Engineering Problems of the Russian Academy of Sciences, Kazan, Russia

The influences of curvature effects and swirl intensities for Non-Newtonian viscous fluid flow in a curved ... 扩展阅读

Determination of the Mechanical Properties in the Avian Middle Ear by Inverse Analysis

P. Muyshondt[1], J. Soons[1], D. de Greef[1], J. Peacock[1], J. Dirckx[1]
[1]University of Antwerp, Antwerp, Belgium

The middle ear of birds is a fascinating mechanical system, as it contains only one bony ossicle, compared to ... 扩展阅读

Simulation of Piezoelectric Transformers with COMSOL

T. Andersen[1], M. A. E. Andersen[1], O. C. Thomsen[1]
[1]DTU Elektro, Technical University of Denmark, Kgs. Lyngby, Denmark

In this work COMSOL is utilized to obtain the Mason lumped parameter model for a piezoelectric transformer ... 扩展阅读

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