By Rajiv Padhye, Rajkishore Nayak (eds.)
This e-book highlights the producing and purposes of acoustic textiles in numerous industries. additionally it is examples from varied industries within which acoustic textiles can be utilized to take in noise and support decrease the impression of noise on the office. Given the significance of noise relief within the operating setting in numerous industries, the booklet bargains a important advisor for firms, educators and researchers concerned with acoustic materials.
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Additional resources for Acoustic Textiles
Kadam and R. Nayak References 1. Reverberation time (2009). Oxford University Press 2. Speed of sound (2016). Britannica Academic 3. Blauert J (2005) Analysis and synthesis of auditory scenes. In: Communication acoustics. Springer 4. Blauert J, Xiang N (2009) Acoustics for engineers: troy lectures. Springer Science & Business Media 5. Hollar S (2013) Sound. Britannica Educational Publishing, Chicago 6. Möser M (2009) Engineering acoustics: an introduction to noise control. Springer Science & Business Media 7.
1 Sound generation Medium Source Receiver Basics of Acoustic Science 35 3 Sound Wave Propagation Sound propagation is essentially a wave phenomenon. Acoustic signals require a mechanically elastic medium for propagation and therefore cannot travel through vacuum, unlike electromagnetic light waves. Sound travels more rapidly through solids, followed by liquids, than through gases . 29 ms−1 in dry air at a temperature of 0 °C . 1 Sound Wave Concept When vibration sound disturbs particles in the air or the other medium, then those particles displace other surrounding particles.
The selection of material to be used depends on the end use application. For example, the ofﬁce room in a building can be designed as sound absorbing or sound prooﬁng. Basics of Acoustic Science 37 Fig. 3 Sound wave interaction with material or object surface Sound absorption measures the amount of energy absorbed by the material and expressed as sound absorption coefﬁcient (α). The coefﬁcient ranges between 0 and 1 where 0 is no absorption and 1 is highest or total absorption. The higher coefﬁcient yields lower reverberation time.
Acoustic Textiles by Rajiv Padhye, Rajkishore Nayak (eds.)