Art

J-GLOBAL ID：200902290327275178   Reference number：09A0236036

Quantitative Evaluation of the Blocking Ratio of a Blockage inside a Pipe Utilizing Film-Type PZT Elements

膜式PZT素子を用いた管内妨害物の閉塞比に関する定量的評価

Author (3)： CHO Hideo (Dep. of Mechanical Enigineering, Aoyama Gakuin Univ.) ,  ABE Takahiro (Dep. of Mechanical Enigineering, Aoyama Gakuin Univ.) ,  MATSUO Takuma (Dep. of Mechanical Enigineering, Aoyama Gakuin Univ.)
Material： Journal of Solid Mechanics and Materials Engineering (Web)  (J Solid Mech Mater Eng (Web))
Volume： 3  Issue： 2  Page： 278-286 (J-STAGE)  Publication year： 2009 
JST Material Number： U0026A  ISSN： 1880-9871  Document type： Article
Article type： 原著論文  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： piping(system) ,  *pipe ,  *obstruction ,  ratio ,  blocking ,  *piezoelectric device ,  lead zirconate titanate ,  *acoustic wave propagation ,  position measurement ,  membrane and film ,  evaluation
Semi thesaurus term： quantitative evaluation ,  *閉塞比

JST classification (3)： Pipeline,air and hydraulic conveyance  (QD05010T) ,  Piezoelectric devices  (NC03110I) ,  Propagation of sound waves  (BB03030G)

Reference (7)：

• (1) P. K. Mohapatra, M. H. Chaudhry, A. Kassem and J. Moloo, Detection of partial blockages in a branched piping system by the frequency response method, Transactions of the ASME, Vol. 128 (2006) pp. 1106-1114
• (2) H. Nishino, S Takashina, F. Uchida, M Takemoto and K. Ono, Modal analysis of hollow cylindrical guided waves and application, Jpn. J. Applied physics, Vol. 40 (2001) pp. 364
• (3) J. Ma, M. J. S Lowe and F. Simonetii, Feasibility study of sludge and blockage detection inside pipes using guided tensional waves, MEas. Sci. Technol, Vol. 18 (2007) pp. 2629-2641
• (4) M. H. F De Salis and D. J. Oldham, Determination of the blockage area function of a finite duct from a single pressure response measurement. J. Sound and Vibration, Vol. 221 (1999) pp. 180-186
• (5) A. A. Bent and N. W. Hagood, Piezoelectric fibre composites with interdigitated electrodes, J. Intell. Mater. Syst. Struct. Vol. 8 (1997) pp. 903-919.

Terms in the title (4)： PZT ,  妨害物 ,  閉塞 ,  定量的評価