Art

J-GLOBAL ID：201002269648099314   Reference number：10A0060201

Efficiency of edge-modified noise barriers: Intrinsic efficiency determination of practical products and prediction of the diffracted sound field

端部修正騒音バリアの効率:実用製品の内的効率決定と回折音場の推定

Author (5)： OKUBO Tomonao (Kobayasi Inst. of Physical Res.) ,  MATSUMOTO Toshio (Kobayasi Inst. of Physical Res.) ,  YAMAMOTO Kohei (Kobayasi Inst. of Physical Res.) ,  FUNAHASHI Osamu (Nippon Expressway Res. Inst. Co. Ltd.) ,  NAKASAKI Kunio (Nippon Expressway Res. Inst. Co. Ltd.)
Material： Acoustical Science and Technology  (Acoust Sci Technol)
Volume： 31  Issue： 1  Page： 56-67 (J-STAGE)  Publication year： 2010 
JST Material Number： Z0931A  ISSN： 1346-3969  Document type： Article
Article type： 原著論文  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *noise control ,  *acoustic wave diffraction ,  *obstruction ,  sound field ,  *suppression and control

JST classification (1)： Propagation of sound waves  (BB03030G)

Reference (16)：

• 1) K. Fujiwara and K. Ono, “Sound diffraction by a barrier with cylindrical edge,” Proc. Meet. INCE Jpn., pp. 153–156 (1976) (in Japanese).
• 2) T. Okubo, “Edge-modified noise barriers,” J. INCE Jpn., 28, 317–322 (2004) (in Japanese).
• 3) ISO 10847:1997, Acoustics — in situ determination of insertion loss of outdoor noise barriers of all types (International Organization for Standardization, Geneva, Switzerland, 1997).
• 4) CEN/TS 1793-4:2003, Road traffic noise reducing devices — Test method for determining the acoustic performance — Part 4: Intrinsic characteristics – In situ values of sound diffraction (European Committee for Standardization, Brussels, Belgium, 2003).
• 5) T. Okubo and K. Yamamoto, “Procedures for determining the acoustic efficiency of edge-modified noise barriers,” Appl. Acoust., 68, 797–819 (2007).

Terms in the title (3)： 騒音 ,  バリア ,  推定