Art

J-GLOBAL ID：201702239044933128   Reference number：17A0615309

Estimating the propagation delay of a direct or reflected wave in a large concrete caisson by impact with an impulse hammer

インパルスハンマーを使った衝撃による大きなコンクリートケーソンにおける直接波又は反射波の伝搬遅延の推定

Author (3)： Abe Masato (Faculty of Engineering, Iwate University) ,  Fujioka Toyota (Faculty of Engineering, Iwate University) ,  Nagata Yoshifumi (Faculty of Engineering, Iwate University)
Material： Acoustical Science and Technology (Web)  (Acoust Sci Technol (Web))
Volume： 38  Issue： 2  Page： 87-98(J-STAGE)  Publication year： 2017 
JST Material Number： U0399A  ISSN： 1347-5177  Document type： Article
Article type： 原著論文  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *concrete ,  *wave propagation ,  finite difference time domain method ,  impulse response ,  method ,  elastic wave ,  reflected wave ,  *nondestructive measurement ,  *monitoring ,  delay ,  caisson ,  *concrete structure ,  estimation method ,  *structural health monitoring
Semi thesaurus term： finite-difference time-domain method ,  propagation delay

Author keywords (4)： Nondestructive measurement ,  Elastic wave ,  Reflection point ,  FDTD method

JST classification (2)： Other applications of acoustics  (BB03100I) ,  Concrete structures  (RA04030A)

Reference (10)：

• 1) K. Preiss, ``Checking of cast-in-place concrete piles by nuclear radiation methods,'' Br. J. Non-Destr. Test., 13, 70-76 (1971).
• 2) J. K. C. Shih, R. Delpak, C. W. Hu, D. B. Tann and D. B. Moore, ``The use of IR thermography in structural health monitoring,'' Struct. Health Monit. Intell. Infrastruct., 2, 687-692 (2003).
• 3) M. Sansalone and N. J. Carino, ``Detecting delaminations in concrete slabs with and without overlays using the impact echo methods,'' ACI Mater. J., 86-M18, 175-184 (1989).
• 4) K. Kaito, M. Abe, Y. Fujino and K. Kumasaka, ``Detection of internal voids in concrete structures using local vibration information,'' J. Mater. Concrete Struct. Pavements, 690/V-53, 121-132 (2001) (in Japanese).
• 5) Y. Harayama, M. Nihei, H. Takenouchi, M. Enokizono and N. Takemoto, ``Development of a continuous impact sound inspection system for concrete structures,'' Struct. Health Monit. Intell. Infrastruct., 2, 673-682 (2003).

Terms in the title (9)： インパルス ,  ハンマー ,  衝撃 ,  コンクリート ,  ケーソン ,  直接波 ,  反射波 ,  伝搬遅延 ,  推定