17Th International Congress on Sound and Vibration 2010 (ICSV
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17th International Congress on Sound and Vibration 2010 (ICSV 17) Cairo, Egypt 18-22 July 2010 Volume 1 of 5 ISBN: 978-1-61782-255-1 Printed from e-media with permission by: Curran Associates, Inc. 57 Morehouse Lane Red Hook, NY 12571 Some format issues inherent in the e-media version may also appear in this print version. Copyright© (2010) by the International Institute of Acoustics & Vibration All rights reserved. Printed by Curran Associates, Inc. (2011) For permission requests, please contact the International Institute of Acoustics & Vibration at the address below. International Institute of Acoustics & Vibration c/o Dr. Malcolm J. Crocker PO Box 13 Auburn, Alabama 36831 Phone: (334) 844-3248 Fax: (334) 844-3306 www.iiav.org Additional copies of this publication are available from: Curran Associates, Inc. 57 Morehouse Lane Red Hook, NY 12571 USA Phone: 845-758-0400 Fax: 845-758-2634 Email: [email protected] Web: www.proceedings.com TABLE OF CONTENTS VOLUME 1 GENERAL ACOUSTICS 830 ARTIFICIAL SOUNDSCAPE GENERATION IN NOISE MASKING APPLICATIONS...............................................................1 Mattia Cobianchi, Lorenzo Brusci 390 ASSESSMENT OF HEARING LOSS USING A COMPUTER DEVELOPED FREE SOFTWARE AND WEB ENVIRONMENT ...............................................................................................................................................................................................9 Diego Murillo, Ever Velasquez, Carlos Castro, Andres Cardenas 573 ASSESSMENT OF AN IMPLANTED BONE-CONDUCTION HEARING AID PERFORMANCE BY EXPERIMENTS USING HUMAN CADAVERS.........................................................................................................................................17 Tatsunari Harashima, Makiko Fujii, Takuji Koike, Michihito Aoki, Kyoji Homma, Naohito Hato, Sho Kanzaki 534 SOUNDSCAPES IN THE PARTICIPATORY DESIGN OF FLORENTINE QUIET AREAS ......................................................24 Sergio Luzzi, Rossella Natale, Beatrice Gentili 864 SPEECH COMMUNICATION IN THE GREAT BALL COURT IN CHICHEN ITZA ................................................................31 Jorge Cruz GENERAL VIBRATIONS 1162 A GENERAL NONLINEAR BUSHING MODEL FOR VEHICLE RIDE STUDIES ...................................................................38 Arun Chavan, Jacco Koppenaal, Yogesh Dhakare 184 APPLYING A NEW TYPE OF PASSIVE PIEZOELECTRIC ABSORBERS FOR REDUCING VIBRATION OF A PLATE SUBJECTED TO AN IMPACT FORCE .............................................................................................................................49 Y. M. Huang, J. H. Wu 880 AN EXPERIMENTAL STUDY ON MEASUREMENT VARIATION OF SOUND INSULATION PERFORMANCE IN ISO TYPE REVERBERATION CHAMBER ........................................................................................................57 Hee-Mo Goo, Hang Kim, Dool Choi, Jung-Sik Kim, Hyeon-Ku Park, Jeong-Ryul Kim 1167 OPTIMIZATION OF EXTREMELY HIGH ACCELERATION DROP TESTS ..........................................................................64 Moustafa Al-Bassyiouni 735 PASSIVE AND ACTIVE ELECTRICAL DYNAMIC VIBRATION ABSORBERS FOR SINGLE DEGREE OF FREEDOM VIBRATION SYSTEMS.....................................................................................................................................................65 Sang-Myeong Kim, Semyung Wang, Michael J. Brennan 1169 POF VIBRATION ANALYSIS OF LEAD-FREE HVQFN ASSEMBLIES ....................................................................................73 C. Choi, Moustafa Al-Bassyiouni, A. Dasgupta, J. W. C. De Vries, W. Balemans 980 RELIABILITY OF ELECTRONIC COMPONENTS IN AUTOMOTIVE ENVIRONMENT ......................................................74 Tae-Hwan Kim, Jong-Won Lee, In-Hyung Yang, Jae-Eung Oh, Jung-Youn Lee 536 STUDY OF EARTHQUAKE-RESISTANT DESIGN FOR WIRELESS BASE STATION USING DYNAMIC RESPONSE ANALYSES AND TESTS .........................................................................................................................................................80 Bong Jin Kang, Hong Mo Koo, Young Hoon Lee, Won-Ho Kang, Young-Joong Kim, Hyo-Chol Sin 485 TRANSPORT DYNAMICS OF ELECTRONS TRAPPED IN SURFACE ACOUSTIC WAVES.................................................88 Jingbo Wang, Fillip Welna, Jie Pan S01 ACOUSTIC AND DYNAMIC PROPERTIES OF COMPOSITE AND SANDWICH MATERIALS 299 DYNAMIC AND ACOUSTIC PROPERTIES OF VISCOELASTIC LAMNATED STRUCTURES USING A WAVE FINITE ELEMENT METHOD ........................................................................................................................................................95 Elisabetta Manconi, Brian Richard Mace 530 LAYERWISE OPTIMIZATION FOR VIBRATION OF AUTOMOBILE COMPOSITE PANELS..........................................103 Yoshihiro Narita, Shinya Honda, Claire Couppie 517 PREDICTION OF THE SOUND TRANSMISSION LOSS OF SANDWICH STRUCTURES BASED ON A SIMPLE TEST PROCEDURE .....................................................................................................................................................................109 Edoardo Alessio Piana, Anders Christian Nilsson 653 PREDICTION AND CONTROL OF SOUND TRANSMISSION THROUGH HONEYCOMB SANDWICH PANELS FOR AIRCRAFT FUSELAGE AND TRAIN FLOORS ..........................................................................................................117 Ulf Erik Orrenius, Andrew Wareing, Sathish Kumar 94 PREDICTION OF VIBROACOUSTIC BEHAVIOUR OF MULTILAYERED STRUCTURES USING EQUIVALENT MATERIALS......................................................................................................................................................................125 Jean Louis Guyader, Christian Cacciolati, Erald Guyader 651 SOME SEA PARAMETERS FOR SANDWICH, COMPOSITE STRUCTURES .........................................................................133 Anders Nilsson, B. Liu, D. Backstöm S02 ACOUSTIC METAMATERIALS 118 A BOUNDARY INTEGRAL EQUATION FORMULATION FOR OPTIMIZATION OF 2D ACOUSTIC CLOACKING .................................................................................................................................................................................................141 Umberto Iemma, Lorenzo Burghignoli 723 ACOUSTIC CAVITIES BASED ON RADIAL WAVE CRYSTALS...............................................................................................148 Daniel Torrent, José Sánchez-Dehesa 865 ACOUSTICAL SCATTERING BY MULTILAYER SPHERICAL SCATTERERS CONTAINING ELECTRORHEOLOGICAL FLUID ..........................................................................................................................................................155 Liang-Wu Cai 302 BLOCH ANALYSIS OF LOSSY PERIODIC MATERIALS............................................................................................................163 Mahmoud I Hussein 1022 COMPOSITE ACOUSTIC MEDIUM WITH SIMULTANEOUSLY NEGATIVE DENSITY AND MODULUS......................................................................................................................................................................................................170 Sam Hyeon Lee, Chul Koo Kim, Choon Mahn Park, Yong Mun Seo, Zhi Guo Wang 1164 IMPROVING ACOUSTIC CLOAK BANDWIDTH USING NONLINEAR COORDINATE TRANSFORMATIONS.................................................................................................................................................................................178 Wael Akl, Tamer Elnady, Adel Elsabbagh, Mostafa Ramadan 744 NOISE CONTROL BY ABSORPTIVE SONIC CRYSTALS ...........................................................................................................187 Victor Manuel Garcia-Chocano, Jose Sanchez-Dehesa, Daniel Torrent, Francisco Cervera, Suitberto Cabrera, Francisco Simon 1158 PHYSICAL IMPLICATIONS AND APPLICATIONS OF TAILORED PHONONIC DISPERSION AND GAPS................................................................................................................................................................................................................195 Ihab El-Kady, M. F. Su, C. M. Reinke, D. Goettler, Z. Leseman, R. Olsson 591 TRANSFORMATION ACOUSTICS ...................................................................................................................................................197 Steven Cummer S03 ACOUSTICAL BOUNDARY ELEMENT 713 A BOUNDARY ELEMENT MODEL OF A KOREAN FOR EAR CANAL ACOUSTIC RESPONSE USING THE STATISTICAL CALIBRATION APPROACH................................................................................................................................203 Dooho Lee, Taesoo Ahn 690 CALCULATION OF THE TRANSMISSION LOSS OF FINITE PLATES USING NUMERICAL MODAL ANALYSIS AND BEM ..................................................................................................................................................................................211 Rafael Piscoya, Martin Ochmann 736 DIFFERENT METHODS FOR COMPUTING THE SOUND TRANSMISSION THROUGH FINITE, THIN BAFFLED PLATES.......................................................................................................................................................................................219 Martin Ochmann, Rafael Piscoya, Yohko Aoki, Waldemar Maysenhoelder 45 THEORETICAL ANALYSIS OF THE SCATTERED WAVES FROM BURIED OBJECTS IN THE ACOUSTIC LAYER......................................................................................................................................................................................227