Benchmark Cases for Outdoor Sound Propagation Models

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Publisher :
ISBN 13 :
Total Pages : 19 pages
Book Rating : 4.:/5 (945 download)

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Book Synopsis Benchmark Cases for Outdoor Sound Propagation Models by :

Download or read book Benchmark Cases for Outdoor Sound Propagation Models written by and published by . This book was released on 1995 with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Outdoor Sound Propagation Modelling in Complex Environments: Recent Developments in the Parabolic Equation Method

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Publisher :
ISBN 13 :
Total Pages : 17 pages
Book Rating : 4.:/5 (318 download)

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Book Synopsis Outdoor Sound Propagation Modelling in Complex Environments: Recent Developments in the Parabolic Equation Method by :

Download or read book Outdoor Sound Propagation Modelling in Complex Environments: Recent Developments in the Parabolic Equation Method written by and published by . This book was released on 2006 with total page 17 pages. Available in PDF, EPUB and Kindle. Book excerpt: In complex environments the modelling of outdoor sound propagation implies to take into account the mixed influence of ground characteristics (topography, obstacles, impedance, etc.) and atmospheric conditions (refraction and turbulence). During the last decade significant progress has been made in the modelling of sound propagation over distances ranging from hundreds meters to kilometres, and the agreement between calculated and measured fields has been greatly improved. New developments appear in the parabolic-equation method. In this paper we present a method which evaluates the propagation of an acoustic wave above uneven terrains including realistic meteorological parameters. In our approach the effects of the topography are modelled using appropriate rotated co-ordinates systems in order to treat the non-flat ground as a succession of flat domains. We also examine the influence of scale resolution on numerical simulation of long range sound propagation through the turbulent atmosphere. Currently, we generate the turbulence using a Random Fourier Modes technique, such that the turbulent fluctuation at any point in the medium (either scalar or vectorial in nature) is calculated from the sum of a chosen number of modes. Our model of outdoors sound propagation is validated both with classical numerical benchmark cases and recent outdoor experiments.

Predicting Outdoor Sound

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Publisher : CRC Press
ISBN 13 : 1482295024
Total Pages : 457 pages
Book Rating : 4.4/5 (822 download)

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Book Synopsis Predicting Outdoor Sound by : Keith Attenborough

Download or read book Predicting Outdoor Sound written by Keith Attenborough and published by CRC Press. This book was released on 2006-11-17 with total page 457 pages. Available in PDF, EPUB and Kindle. Book excerpt: Predicting Outdoor Sound provides a scholarly yet practical examination of the phenomena that affect outdoor sound close to the ground and its prediction. It is devoted to bringing together theories and data to give both researchers and practitioners the basis for deciding which model to use in a given situation. The book covers recent advances in

Springer Handbook of Acoustics

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Publisher : Springer
ISBN 13 : 1493907557
Total Pages : 1280 pages
Book Rating : 4.4/5 (939 download)

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Book Synopsis Springer Handbook of Acoustics by : Thomas Rossing

Download or read book Springer Handbook of Acoustics written by Thomas Rossing and published by Springer. This book was released on 2015-01-15 with total page 1280 pages. Available in PDF, EPUB and Kindle. Book excerpt: Acoustics, the science of sound, has developed into a broad interdisciplinary field encompassing the academic disciplines of physics, engineering, psychology, speech, audiology, music, architecture, physiology, neuroscience and others. Here is an unparalleled modern handbook reflecting this richly interdisciplinary nature edited by one of the acknowledged masters in the field, Thomas Rossing. Researchers and students benefit from the comprehensive contents spanning: animal acoustics including infrasound and ultrasound, environmental noise control, music and human speech and singing, physiological and psychological acoustics, architectural acoustics, physical and engineering acoustics, medical acoustics and ocean acoustics. The Springer Handbook of Acoustics reviews the most important areas of acoustics, with emphasis on current research. The authors of the various chapters are all experts in their fields. Each chapter is richly illustrated with figures and tables. The latest research and applications are incorporated throughout, e.g. computer recognition and synthesis of speech, physiological acoustics, psychological acoustics, thermoacoustics, diagnostic imaging and therapeutic applications and acoustical oceanography. This new edition of the Handbook features over 11 revised and expanded chapters, new illustrations and two new chapters covering microphone arrays, acoustic metamaterials and acoustic emission. These improvements will make the handbook even more useful as a reference and a guide for researchers and students in every branch of acoustics. Praise for the first edition: "This treatise is a successful attempt to cover in one book the diverse field of acoustics, which ranges from physics to music and from formal mathematics to technological applications. ... It is this reviewer's opinion that a handbook like Rossing's, which covers the whole field of acoustics, serves a real purpose because it not only gives one a chance to see how one's specialty is covered but it also permits one to make a quick survey of other acoustical areas." (Leo Beranek, American Journal of Physics, Vol. 77 (12), December, 2009) "The Springer Handbook of Acoustics falls into that exceptional list. ...every physics department should have a copy available." (John L. Hubisz, The Physics Teacher, Vol. 48, March, 2010) "This handbook is an excellent addition to the acoustics literature. ... The handbook nicely covers both basics and advances in several areas of acoustics. Several chapters provide good mathematical depth, making the handbook useful as a research and technical resource. ...Overall, a very useful educational and research resource. Summing Up: Recommended. Upper-division undergraduates through professionals." (M. G. Prasad, CHOICE, Vol. 45 (5), January, 2008) "This book covers a wide range of topics and the inclusion of musical acoustics, computer and electronic music appeal to me (singer, song-writer, performer and recording studio co-owner). This handbook is probably well suited for an undergraduate-level introduction to an acoustics course. ... The wide range of topics, inclusion of music-related chapters, eye-pleasing presentations and other useful features make this a very good book to have on your shelf." (Tim Casey, International Journal of Acoustics and Vibration, Vol. 13 (1), 2008) "The Springer Handbook of Acoustics comprises 28 chapters written by 33 authors. The Handbook of Acoustics is useful as a source book for anyone who needs or wants to become familiar with the jargon and issues related to a specific subfield of acoustics ... ." (Robert I. Odom, Siam Review, Vol. 50 (3), 2008) The Springer Handbook of Acoustics reviews the most important areas of acoustics, with emphasis on current research. The authors of the various chapters are all experts in their fields. Each chapter is richly illustrated with figures and tables. The latest research and applications are incorporated throughout, e.g. computer recognition and synthesis of speech, physiological acoustics, psychological acoustics, thermoacoustics, diagnostic imaging and therapeutic applications and acoustical oceanography. This new edition of the Handbook features over 13 revised and expanded chapters, new illustrations and 3 new chapters covering microphone arrays, acoustic metamaterials and acoustic emission. These improvements will make the handbook even more useful as a reference and a guide for researchers and students in every branch of acoustics.

Computational Atmospheric Acoustics

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Publisher : Springer Science & Business Media
ISBN 13 : 9401006601
Total Pages : 331 pages
Book Rating : 4.4/5 (1 download)

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Book Synopsis Computational Atmospheric Acoustics by : E.M. Salomons

Download or read book Computational Atmospheric Acoustics written by E.M. Salomons and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 331 pages. Available in PDF, EPUB and Kindle. Book excerpt: Noise from cars, trains, and aeroplanes can be heard at large distances from the source. Accurate predictions of the loudness of the noise require accurate computations of sound propagation in the atmosphere. This book describes models that can be used for these computations. The models take into account complex effects of the atmosphere and the ground surface on sound waves, including the effects of wind and temperature distributions, atmospheric turbulence, irregular terrain, and noise barriers. The main text of the book focuses on physical effects in atmospheric acoustics. The effects are illustrated by many numerical examples. The main text requires a very limited mathematical background from the reader; detailed mathematical descriptions of the models, developed from the basic principles of acoustics, are presented in appendices. Models for moving media are compared with models that are based on the effective sound speed approach. Both two-dimensional models and three-dimensional models are presented. As meteorological effects play an important role in atmospheric acoustics, selected topics from boundary layer meteorology and the theory of turbulence are also presented.

Handbook of Engineering Acoustics

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Publisher : Springer Science & Business Media
ISBN 13 : 3540694609
Total Pages : 704 pages
Book Rating : 4.5/5 (46 download)

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Book Synopsis Handbook of Engineering Acoustics by : Gerhard Müller

Download or read book Handbook of Engineering Acoustics written by Gerhard Müller and published by Springer Science & Business Media. This book was released on 2012-11-06 with total page 704 pages. Available in PDF, EPUB and Kindle. Book excerpt: This acoustics handbook for mechanical and architectural applications is a translation of the German standard work on the subject. It not only describes the state of art of engineering acoustics but also gives practical help to engineers for solving acoustic problems. It deals with the origin, the transmission and the methods of abatement of air-borne and structure-borne sound of different kinds, from traffic to machinery and flow induced sound.

Theoretical And Computational Acoustics '95

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Publisher : World Scientific
ISBN 13 : 9814547794
Total Pages : 581 pages
Book Rating : 4.8/5 (145 download)

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Book Synopsis Theoretical And Computational Acoustics '95 by : Ding Lee

Download or read book Theoretical And Computational Acoustics '95 written by Ding Lee and published by World Scientific. This book was released on 1996-08-30 with total page 581 pages. Available in PDF, EPUB and Kindle. Book excerpt: This conference provided a forum for active researchers to discuss the state-of-the-art in theoretical and computational acoustics. Topics covered fluid/elastic interface-theoretical and computational aspects with applications, seismic waves and earthquake studies, modeling, theoretical and computational aspects for multidimensional wave propagation, methods for computational acoustics, structural acoustics, scattering and inverse problems, solutions to acoustic problems by supercomputers and parallel processing, and application of neural networks to acoustics.

An Outdoor Sound Propagation Model in Concert with Geographic Information System Software

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (113 download)

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Book Synopsis An Outdoor Sound Propagation Model in Concert with Geographic Information System Software by : Nathan Tipton

Download or read book An Outdoor Sound Propagation Model in Concert with Geographic Information System Software written by Nathan Tipton and published by . This book was released on 2019 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: As industrial technology advances, man-made noise has increasingly contributed to natural soundscapes. To predict how anthropogenic noise can affect natural environments, engineers build acoustic models over a given terrain; however, many current models are not compatible with common Geographic Information System (GIS) software and become outdated due to software version updates, or are written as proprietary packages unavailable to park management. The goal of this study was to create a true open source outdoor sound propagation model compatible with (but not dependent on) outside GIS software. The model was developed using algorithms from ISO 9613-2, an international standard for attenuation of sound during propagation outdoors. The standard accounts for uneven terrain, atmospheric absorption, screening, wind effects, and ground effects; however, the scope of this thesis is limited to the initial three attenuation factors. Geometric and atmospheric attenuation were directly translatable to a three-dimensional terrain. Additional software was developed in order to translate the two-dimensional screening algorithms for simple terrains to three-dimensional complex terrains. Given sound source inputs and locations over an input Digital Elevation Map, GIS compatible file types of spatially explicit sound pressure level predictions were produced by this model. The model was tested using simple simulated terrains of known ISO 9613-2 cases: one barrier and two barriers. Additionally, the model produced preliminary results using real terrain data and natural gas compressor noise as the sound source. Sound maps were displayed over satellite imagery of the sound pressure level data, and a correlation of visitor acceptability to the sound. The results produced by this work demonstrate a preliminary version of an open-source outdoor sound predictive tool with the capability of mapping visitor experience.

Infrasound Monitoring for Atmospheric Studies

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Publisher : Springer Science & Business Media
ISBN 13 : 1402095082
Total Pages : 739 pages
Book Rating : 4.4/5 (2 download)

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Book Synopsis Infrasound Monitoring for Atmospheric Studies by : Alexis Le Pichon

Download or read book Infrasound Monitoring for Atmospheric Studies written by Alexis Le Pichon and published by Springer Science & Business Media. This book was released on 2010-01-19 with total page 739 pages. Available in PDF, EPUB and Kindle. Book excerpt: The use of infrasound to monitor the atmosphere has, like infrasound itself, gone largely unheard of through the years. But it has many applications, and it is about time that a book is being devoted to this fascinating subject. Our own involvement with infrasound occurred as graduate students of Prof. William Donn, who had established an infrasound array at the Lamont-Doherty Geological Observatory (now the Lamont-Doherty Earth Observatory) of Columbia University. It was a natural outgrowth of another major activity at Lamont, using seismic waves to explore the Earth’s interior. Both the atmosphere and the solid Earth feature velocity (seismic or acoustic) gradients in the vertical which act to refract the respective waves. The refraction in turn allows one to calculate the respective background structure in these mediums, indirectly exploring locations that are hard to observe otherwise. Monitoring these signals also allows one to discover various phenomena, both natural and man-made (some of which have military applications).

Acoustics in Moving Inhomogeneous Media

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Publisher : CRC Press
ISBN 13 : 9780419224303
Total Pages : 276 pages
Book Rating : 4.2/5 (243 download)

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Book Synopsis Acoustics in Moving Inhomogeneous Media by : Vladimir E. Ostashev

Download or read book Acoustics in Moving Inhomogeneous Media written by Vladimir E. Ostashev and published by CRC Press. This book was released on 1997-12-04 with total page 276 pages. Available in PDF, EPUB and Kindle. Book excerpt: This is the first book to offer a complete and rigorous study of sound propagation and scattering in moving media that have regular and random inhomogeneities in adiabatic sound speed, density and medium velocity. The book is an invaluable resource for engineers and scientists who work on outdoor noise control, on acoustical detection and ranging in the atmosphere, and on acoustal remote sensing of the atmosphere and ocean, whether they are based in the industry, or government and military laboritories and institutions. It will be required reading for researchers who use numerical methods in these fields and in its step by step approach makes it an important reference for teachers and graduate students.

Noise and Vibration Control Engineering

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Publisher : John Wiley & Sons
ISBN 13 : 0471449423
Total Pages : 976 pages
Book Rating : 4.4/5 (714 download)

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Book Synopsis Noise and Vibration Control Engineering by : István L. Vér

Download or read book Noise and Vibration Control Engineering written by István L. Vér and published by John Wiley & Sons. This book was released on 2005-11-11 with total page 976 pages. Available in PDF, EPUB and Kindle. Book excerpt: Noise and Vibration Control Engineering: Principles and Applications, Second Edition is the updated revision of the classic reference containing the most important noise control design information in a single volume of manageable size. Specific content updates include completely revised material on noise and vibration standards, updated information on active noise/vibration control, and the applications of these topics to heating, ventilating, and air conditioning.

Selected Papers from the 5th International Electronic Conference on Sensors and Applications

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Publisher : MDPI
ISBN 13 : 3039288490
Total Pages : 392 pages
Book Rating : 4.0/5 (392 download)

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Book Synopsis Selected Papers from the 5th International Electronic Conference on Sensors and Applications by : Francisco Falcone

Download or read book Selected Papers from the 5th International Electronic Conference on Sensors and Applications written by Francisco Falcone and published by MDPI. This book was released on 2020-12-29 with total page 392 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Special Issue comprises selected papers from the proceedings of the 5th International Electronic Conference on Sensors and Applications, held on 15–30 November 2018, on sciforum.net, an online platform for hosting scholarly e-conferences and discussion groups. In this 5th edition of the electronic conference, contributors were invited to provide papers and presentations from the field of sensors and applications at large, resulting in a wide variety of excellent submissions and topic areas. Papers which attracted the most interest on the web or that provided a particularly innovative contribution were selected for publication in this collection. These peer-reviewed papers are published with the aim of rapid and wide dissemination of research results, developments, and applications. We hope this conference series will grow rapidly in the future and become recognized as a new way and venue by which to (electronically) present new developments related to the field of sensors and their applications.

Inverse Problems in Underwater Acoustics

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Publisher : Springer Science & Business Media
ISBN 13 : 1475735200
Total Pages : 221 pages
Book Rating : 4.4/5 (757 download)

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Book Synopsis Inverse Problems in Underwater Acoustics by : Michael I. Taroudakis

Download or read book Inverse Problems in Underwater Acoustics written by Michael I. Taroudakis and published by Springer Science & Business Media. This book was released on 2013-06-29 with total page 221 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume provides recent and useful results for bottom recognition, inverse scattering in acoustic wave guides and ocean acoustic tomography, plus a discussion of some of the new algorithms, such as those related to matched-field processing, which have recently been used for inverting experimental data.

Handbook of Acoustics

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Publisher : John Wiley & Sons
ISBN 13 : 9780471252931
Total Pages : 1494 pages
Book Rating : 4.2/5 (529 download)

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Book Synopsis Handbook of Acoustics by : Malcolm J. Crocker

Download or read book Handbook of Acoustics written by Malcolm J. Crocker and published by John Wiley & Sons. This book was released on 1998-03-09 with total page 1494 pages. Available in PDF, EPUB and Kindle. Book excerpt: Acoustical engineers, researchers, architects, and designers need a comprehensive, single-volume reference that provides quick and convenient access to important information, answers and questions on a broad spectrum of topics, and helps solve the toughest problems in acoustical design and engineering. The Handbook of Acoustics meets that need. It offers concise coverage of the science and engineering of acoustics and vibration. In more than 100 clearly written chapters, experts from around the world share their knowledge and expertise in topics ranging from basic aerodynamics and jet noise to acoustical signal processing, and from the interaction of fluid motion and sound to infrasound, ultrasonics, and quantum acoustics. Topics covered include: * General linear acoustics * Nonlinear acoustics and cavitation * Aeroacoustics and atmospheric sound * Mechanical vibrations and shock * Statistical methods in acoustics * Architectural acoustics * Physiological acoustics * Underwater sound * Ultrasonics, quantum acoustics, and physical aspects of sound * Noise: its effects and control * Acoustical signal processing * Psychological acoustics * Speech communication * Music and musical acoustics * Acoustical measurements and instrumentation * Transducers The Handbook of Acoustics belongs on the reference shelf of every engineer, architect, research scientist, or designer with a professional interest in the propagation, control, transmission, and effects of sound.

Army Outdoor Sound Propagation Model Development

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Publisher :
ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (267 download)

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Book Synopsis Army Outdoor Sound Propagation Model Development by : Martha J. Willis

Download or read book Army Outdoor Sound Propagation Model Development written by Martha J. Willis and published by . This book was released on 1991 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Handbook of Noise and Vibration Control

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Publisher : John Wiley & Sons
ISBN 13 : 0471395994
Total Pages : 1594 pages
Book Rating : 4.4/5 (713 download)

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Book Synopsis Handbook of Noise and Vibration Control by : Malcolm J. Crocker

Download or read book Handbook of Noise and Vibration Control written by Malcolm J. Crocker and published by John Wiley & Sons. This book was released on 2007-10-05 with total page 1594 pages. Available in PDF, EPUB and Kindle. Book excerpt: Two of the most acclaimed reference works in the area of acoustics in recent years have been our Encyclopedia of Acoustics, 4 Volume set and the Handbook of Acoustics spin-off. These works, edited by Malcolm Crocker, positioned Wiley as a major player in the acoustics reference market. With our recently published revision of Beranek & Ver's Noise and Vibration Control Engineering, Wiley is a highly respected name in the acoustics business. Crocker's new handbook covers an area of great importance to engineers and designers. Noise and vibration control is one largest areas of application of the acoustics topics covered in the successful encyclopedia and handbook. It is also an area that has been under-published in recent years. Crocker has positioned this reference to cover the gamut of topics while focusing more on the applications to industrial needs. In this way the book will become the best single source of need-to-know information for the professional markets.

The Journal of the Acoustical Society of America

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Publisher :
ISBN 13 :
Total Pages : 1114 pages
Book Rating : 4.F/5 ( download)

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Book Synopsis The Journal of the Acoustical Society of America by : Acoustical Society of America

Download or read book The Journal of the Acoustical Society of America written by Acoustical Society of America and published by . This book was released on 2006 with total page 1114 pages. Available in PDF, EPUB and Kindle. Book excerpt: