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Bengaluru 2023

Munich 2023

Acoustics and Vibrationsx

Effect of Length and Porosity on the Acoustic Performance of Concentric Tube Resonators

D. Neihguk [1], A. Prasad [1],
[1] Mahindra & Mahindra Ltd., Chennai, India

The acoustic performance of an acoustically short Concentric Tube Resonator (CTR) is investigated to find an ... 扩展阅读

Prediction and Control of Transmission Loss to Improve Motorcycle Muffler Sound

N. Bhatia [1], U. Mohite [1],
[1] Mahindra 2 Wheelers, Pune, India

Mufflers are devices used to attenuate engine exhaust noise. Muffler design has become more challenging as ... 扩展阅读

Prediction and Control of Motorcycle Engine Noise under Combustion Load

N. Bhatia [1], U. Mohite [1],
[1] Mahindra 2 Wheelers, Pune, India

Engine is a major source of noise in motorcycle. Acoustic analysis of a single cylinder motorcycle engine ... 扩展阅读

Ultrasensitive Mass Sensing Through Coupled Microelectromechanical Resonator Arrays

A. R. Hambarde [1], R. M. Patrikar [1],
[1] Visvesvaraya National Institute of Technology, Nagpur, Maharashtra, India

Microelectromechanical coupled resonating arrays are being used for detecting biological and chemical ... 扩展阅读

Finite Element Simulation of a Surface Acoustic Wave Driven Linear Motor

B. Behera [1], H. B. Nemade [1], S. Trivedi [1],
[1] Indian Institute of Technology Guwahati, Guwahati, Assam, India

The paper presents finite element simulation of a surface acoustic wave (SAW) linear motor. The function of ... 扩展阅读

Design and Simulation of Underwater Acoustic MEMS sensor

S. Prabhu [1], Nagbhushan [1],
[1] Nitte Meenakshi Institute of Technology, Bengaluru, Karnataka, India

Silicon based MEMS have wide applications in under water sensors. This work aims one such applications, ... 扩展阅读

CMUT Based Free Membrane Intra-Cardiac Volumetric Blood Flow-Meter

P. Priya [1], B. D. Pant [2],
[1] Birla Institute of Technology and Science Pilani, Pilani, Rajasthan, India
[2] CSIR-Central Electronics Engineering Research Institute, Pilani, Rajasthan, India

In this paper, a free membrane is used as a receiver to increase the capacitance and therefore the resolution ... 扩展阅读

Design and Implementation of Multichannel Piezoelectric Acoustic Sensor

R. S. Hallikar [1], S. Munshi [1], M. U. Kumari[1], K. Padmaraju[2],
[1] R. V. College of Engineering, Bengaluru, Karnataka, India
[2] JNTU Kakinada, Kakinada, Andhra Pradesh, India

This paper concentrates on developing a self-contained cochlea whose performance is at par with natural ... 扩展阅读

Friction Factor for Perforated Pipes

D. Neihguk [1], M. L. Munjal [2], A. Prasad [1],
[1] Mahindra & Mahindra Ltd, Chennai, India
[2] Indian Institute of Science, Bangalore, India

Perforated pipes are extensively used to control exhaust noise in automobiles [1-4]. The energy loss ... 扩展阅读

Numerical Model of the Insertion Loss Promoted by the Enclosure of a Sound Source

G. F. Greco [1], I. K. S. Hermont [1], B. P. Murta [1], T. B. Romero [1], P. H. Mareze [1], A. Lenzi [2], J. A. Cordioli [2],
[1] Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
[2] Universidade Federal de Santa Catarina, Florianópolis, SC, Brazil

This study aims to develop and validate a finite element numerical model to represent the Insertion Loss (IL) ... 扩展阅读

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