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Acoustics and Vibrations

Time Domain Construction of Acoustic Scattering by Elastic Targets Through Finite Element Analysis

A. Gunderson [1], B. Simon [1], A. Bonomo [1], M. Isakson [1],
[1] Applied Research Laboratories, University of Texas - Austin, Austin, TX, USA

Finite element models for acoustic scattering from three dimensional underwater elastic objects, calculated ... 扩展阅读

Numerical Modeling and Verification of Acoustic Streaming Induced by Ultrasonic Treatment

D. Rubinetti [1], D. A. Weiss [1], J. Müller [2], A. Wahlen [2],
[1] Institute of Thermal and Fluid Engineering, University of Applied Sciences Northwestern Switzerland, Windisch, Switzerland
[2] Institute of Product and Production Engineering, University of Applied Sciences Northwestern Switzerland, Windisch, Switzerland

Acoustic streaming (AS) describes a physical phenomenon where an oscillating sound emitter induces a steady ... 扩展阅读

Analysis of High-Frequency Thermoacoustic Instabilities in Lean, Premixed Gas Turbine Combustors

F. Berger [1], T. Hummel [1], P. Romero [1], M. Schulze [1], B. Schuermans [2], T. Sattelmayer [1],
[1] Lehrstuhl für Thermodynamik, TU München, Germany
[2] GE Power, Switzerland

Modern gas turbine systems for power generation are prone develop so-called thermosacoustic instabilities in ... 扩展阅读

Lumped Element Multimode Modeling of Balanced-armature Receiver with COMSOL Multiphysics® Software

Wei Sun [1],
[1] Institute of Acoustics, Tongji University, China

For the lack of higher order modes, lumped element (LE) models currently used may be insufficient to predict ... 扩展阅读

A FEM Study of Displacement Sensor Based on Magnetostrictive/Piezoelectric Composite Material

Qingwei Liu [1], Hangjie Mo [1]
[1] Shanghai Jiao Tong University, Shanghai, China

This paper studies the application of laminate magnetoelectric (ME) material in displacement sensor. We ... 扩展阅读

Design and Simulation of Capacitive Pressure Sensor for Condition Monitoring

S. Sushma[1], R. Surekha[1], K. J. Rudhresha[1], S. Sahu [1], S. Singh4 [1], S. L. Pinjare6 [1],
[1] Dept. of ECE, Nitte Meenakshi Institute of Technology, Bangalore, Karnataka, India.

This poster focuses on the development of a capacitive pressure sensor for condition monitoring applications. ... 扩展阅读

Modal Analysis of Microcantilever Response to Sine Wave Excitation Using Vibrational Speaker

M. Satthiyaraju [1], T. Ramesh [1],
[1] National Institute of Technology, Tiruchirappalli, Tamil Nadu, India

The dynamic response of microcantilever, which is a simple microelectromechanical system (MEMS) structure, to ... 扩展阅读

Design of Ultrasonic MEMS Temperature Sensor Using COMSOL Multiphysics® Software

S. K. Kamilla [1], G. Parag [1], H. Tripathy [1], P. Pattanaik [1],
[1] Semiconductor Research Lab, ITER, Siksha 'O' Anusandhan University, Bhubaneswar, Odisha, India

The attempt has taken to miniaturized size of non contact temperature sensor by using ultrasonic trans ... 扩展阅读

Direction of Arrival (DoA) Performance of Several Acoustic Vector-Sensor Configurations in the Reverberant Environment

M. Wajid [1], A. Kumar [1], R. Bahl [1],
[1] Indian Institute of Technology Delhi, Delhi, India.

Several acoustic vector-sensor (AVS) configurations have been tested for direction of arrival (DoA) ... 扩展阅读

Acoustics Applications Using COMSOL Multiphysics® Software

R. C. Thiagarajan
ATOA Technologies, Bangalore, India.

Multiphysics acoustics is increasingly used to design products to meet sound, ultrasound and infrasound and ... 扩展阅读

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