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Author: Wolfgang Sachse Publisher: ASTM International ISBN: 0803113897 Category : Acoustic emission testing Languages : en Pages : 447
Book Description
Papers presented at the symposium held in Charlotte, NC, March 1989, examine the phenomenon in which elastic or stress waves are emitted from a rapid, localized change of strain energy in a material. The first section focuses on AE sensors and systems. The second deals with fundamental investigation
Author: Wolfgang Sachse Publisher: ASTM International ISBN: 0803113897 Category : Acoustic emission testing Languages : en Pages : 447
Book Description
Papers presented at the symposium held in Charlotte, NC, March 1989, examine the phenomenon in which elastic or stress waves are emitted from a rapid, localized change of strain energy in a material. The first section focuses on AE sensors and systems. The second deals with fundamental investigation
Author: J. Duke Publisher: Springer Science & Business Media ISBN: 1475719655 Category : Science Languages : en Pages : 348
Book Description
Finding and slzmg cracks and other crack-like discontinuities has been the center of attention for scientists and engineers developing and using nondestructive evaluation (NDE) technology. However, with advanced mate rials being "engineered" and used in critical structural components, a new for NDE has emerged. Whereas many traditional engineering materi challenge als fail due to the initiation and self-similar propagation of a crack, reinforced composite materials degrade and fail in a manner more analogously to the collapse of a structure. Consequently the NDE of such materials involves assessing the combined effect of the material's damaged condition rather than identifying and sizing single critical imperfection. In 1979 Alex Vary, seeking to address the challenge confronting the NDE of advanced fiber reinforced composite materials began work on a new method of materials characterization. Focusing on the problem of evaluating graphite fiber reinforcedl epoxy laminated plates; Vary used a piezoelectric transducer to excite a mechanical disturbance in a plate and, with a sensi tive piezoelectric transducer monitored the disturbance on the same surface of the plate. (Placing the transducers on the same surface was primarily for practical purpose but their displacement in the direction of anticipated service load was of fundamental significance!) To quantify this observation, he counted the number of excursions, of the resulting electrical signal, above a arbitrary voltage threshold; a procedure frequently used for acoustic emission signal analysis.
Author: Claudia Barile Publisher: Springer Nature ISBN: 3031237897 Category : Technology & Engineering Languages : en Pages : 59
Book Description
The nature of sound is, nowadays, well known and understood so that sound could be synthetically described like the propagation of vibration in elastic media.Sound waves propagate as longitudinal waves, transverse waves, or in mixed modes in different media. The development of applications related to the proper management of the information connected with sound waves. This is the case of so-called acoustic emission. This book introduces the basics of sound waves, their types, propagation in different modes, velocities, and other properties It also introduces the basics of acoustic emission and the different sources of acoustic emission. This book delivers different propagation modes, their significance, and the attenuation and distortion of acoustic waves. One of the overlooked applications of acoustic emission, the acousto-ultrasonic approach is introduced and discussed with practical applications.
Author: Jr., H. Reginald Hardy Publisher: CRC Press ISBN: 0203971108 Category : Technology & Engineering Languages : en Pages : 308
Book Description
A study of topics related to acoustic emission/microseismic (AE/MS) activity. It covers basic material behaviour, stress wave propagation, transducer design and installation, electronic instrumentation, data acquisition and analysis, and signal processing, as well as practical applications.
Author: Gongtian Shen Publisher: Springer ISBN: 3319290525 Category : Science Languages : en Pages : 428
Book Description
This volume collects the papers from the World Conference on Acoustic Emission 2015 (WCAE-2015) in Hawaii. The latest research and applications of Acoustic Emission (AE) are explored, with particular emphasis on detecting and processing of AE signals, development of AE instrument and testing standards, AE of materials, engineering structures and systems, including the processing of collected data and analytical techniques as well as experimental case studies.
Author: J. Summerscales Publisher: Springer Science & Business Media ISBN: 9781851664689 Category : Technology & Engineering Languages : en Pages : 520
Author: Voichita Bucur Publisher: Springer Science & Business Media ISBN: 3540305947 Category : Technology & Engineering Languages : en Pages : 403
Book Description
Considerable activity in the acoustics of wood has occurred since the first edition of this book in 1995. An informal survey of a number of the published articles and papers presented at international conferences revealed that the interest of the wood science community is continually increasing. In this context, I felt c- pelled to revise the text in accordance with newer findings and this prompted the addition in the present book of 159 new references added to the existing 850 in the first edition. As a result of the favorable comments upon the first edition, from students and colleagues, I have included a part on mathematical theory related to wave pro- gation in orthotropic solids in the general text, in order to enable the interested reader to follow the essentially physical aspects of the subject. A new chapter related to “acousto-ultrasonics” is introduced; Chapters 4, 5, 6, 8, 9, 10, 11, and 12 have been considerably expanded and a significant redistribution of the subject matter from the earlier edition has been made.
Author: I. G. Scott Publisher: CRC Press ISBN: 9782881243523 Category : Science Languages : en Pages : 264
Book Description
Examines the capabilities and scope of acoustic emission, a noninvasive, nondestructive testing technique that exploits the noises made when materials deform or fracture. Scott summarizes the basic science involved, particularly stress waves, interfaces, and sources and standards; explains methodology; and describes applications ranging from laboratory research to the aircraft industry. The bookclub price is $35. Acidic paper. Annotation copyrighted by Book News, Inc., Portland, OR
Author: Wolfgang Sachse
Author: Wolfgang Sachse
Author: J. Duke
Author: Sumire Kawamoto
Author: Claudia Barile
Author: Jr., H. Reginald Hardy
Author: Gongtian Shen
Author: 
Author: J. Summerscales
Author: Voichita Bucur
Author: I. G. Scott