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40th International Congress and Exposition on Noise Control Engineering 2011 (INTER-NOISE 2011) Osaka, Japan 4-7 September 2011 Volume 1 of 5 ISBN: 978-1-61839-280-0 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© (2011) by the Institute of Noise Control Engineering Japan & Acoustical Society of Japan (INCEJ & ASJ) All rights reserved. Printed by Curran Associates, Inc. (2011) For permission requests, please contact the Institute of Noise Control Engineering Japan & Acoustical Society of Japan (INCEJ & ASJ) at the address below. INCEJ & ASJ Kojimachi Green Bldg. 2F 3-12-6, Kojimachi, Chiyoda-Ku, Tokyo 102-0083 Japan 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 SS00 DISTINGUISHED LECTURES ACOUSTIC OF THE RAILWAY SYSTEM: ENVIRONMENTAL AND INTERIOR NOISE ..............................................................1 Franck Poisson MODERN ADVANCEMENTS IN PASSIVE AND ACTIVE NOISE & VIBRATION CONTROL TECHNOLOGY IN AUTOMOBILES..........................................................................................................................................................11 Hisashi Sano OUTCOMES OF THE EUROPEAN NETWORK ON NOISE AND HEALTH (ENNAH) ...................................................................25 Stephen Stansfeld, Charlotte Clark OUTDOOR SOUND PROPAGATION: RECENT MODELING DEVELOPMENTS AND APPLICATIONS TO NOISE CONTROL ..........................................................................................................................................................................................30 D. Keith Wilson PROTECTING PEOPLE FROM VIBRATION ..........................................................................................................................................43 Neil Mansfield REDUCING AIRCRAFT ENVIRONMENTAL IMPACT: THE ROLE OF NETWORKS ..................................................................52 Dominique Collin SOUND ENVIRONMENT AS A GLOBAL ISSUE--PERSPECTIVES ON GLOBAL NOISE POLICIES ........................................55 William W. Lang, Tor Kihlman SOUND VISUALIZATION AND MANIPULATION: THEIR THEORIES AND APPLICATIONS ..................................................67 Yang-Hann Kim NOISE SOURCES SS 01 NOISE FROM INFORMATION TECHNOLOGY DEVICES ADJUSTED TEST CODE FOR OFFICE EQUIPMENT WITH PRINTING FUNCTIONS FOR THE BLUE ANGEL ENVIRONMENT-RELATED LABEL ..........................................................................................................................................87 Christian Fabris DEVELOPMENT OF JBMS-72 SERIES CORRESPONDING TO ISO 10302 SERIES - SMALL FAN NOISE AND VIBRATION MEASUREMENTS - .....................................................................................................................................................91 Ikuo Kimizuka FEASIBILITY STUDY OF APPLICATIONS OF ISO/IEC 24734 AND ISO/IEC 24735 FOR THE PURPOSES OF AIRBORNE NOISE MEASUREMENT OF MFDS AND RELATED PRODUCTS - CONSIDERATIONS BY “JBMIA WORKING GROUP FOR INVESTIGATION OF ACOUSTICAL NOISE STANDARDS AND SPECIFICATIONS” -......................................................................................................................................................................................99 Ikuo Kimizuka HARD DRIVE PERFORMANCE DEGRADATION DUE TO HIGH LEVEL NOISE IN DATA CENTERS .................................107 Kent Green, David Nelson, Nitin Pai, Matthew Nickerson STUDY ON IMPROVEMENT OF SOUND QUALITY IN MECHANICAL DESIGN FOR AUDIO AND VISUAL EQUIPMENTS ...............................................................................................................................................................................................113 Gaku Minorikawa, Shinya Hasegawa SUPERIOR PERFORMANCE OF KONICA MINOLTA MIZUHO ACOUSTIC TEST LABORATORY......................................120 Shigeru Tashiro, Naoki Watanabe, Tooru Watanabe, Tou Matsunaga SS 02 FAN NOISE AEROACOUSTIC INVESTIGATIONS OF A GENERIC FAN-IN-WING CONFIGURATION ......................................................127 J. Tirakala, N. Thouault, C. Breitsamter, N. A. Adams AN EXPERIMENTAL STUDY OF AERODYNAMIC NOISE BASED ON THE WAKE OF A RING FAN...................................134 Tatsuya Tokushige, Soichi Sasaki, Ikki Torise, Hidechito Hayashi INVESTIGATION ON THE THEORY AND ITS APPLICATION OF SOUND RADIATION PREDICTION OF MOVING SOUND SOURCES......................................................................................................................................................................140 Chuijie Yi, Zhihong Liu, Yangmin Zhou, Haibo Lin STUDY ON FAN NOISE REDUCTION FOR SMALL FAN USING COMMERCIAL CFD SOFTWARE .....................................153 Gaku Minorikawa, Hiroshi Muto STUDY ON THE CFD METHOD FOR NOISE SOURCE IDENTIFICATION AND AEROACOUSTIC ANALYSIS OF AN AXIAL FAN .................................................................................................................................................................160 Wan-Ho Jeon, Takashi Kobayashi, Takuya Kodama, Shingo Hamada TURBULENCE-AIRFOIL INTERACTION NOISE REDUCTION USING WAVY LEADING EDGE: AN EXPERIMENTAL AND NUMERICAL STUDY.......................................................................................................................................170 Cyril Polacsek, Gabriel Reboul, Vincent Clair, Thomas Le Garrec, Hugues Deniau UFFA -UNIVERSAL FAN FACILITY FOR ACOUSTICS - AN ENHANCEMENT OF EUROPE'S LARGEST AERO ACOUSTIC TEST FACILITY FOR AERO ENGINE FANS......................................................................................................181 Hans-Jürgen Schulz, Wolfram Köhler SS 03 AEROACOUSTICS - TURBOMACHINERY NOISE / MEASUREMENT & CONTROL CORRELATION BETWEEN THE AEOLIAN TONE AND WAKE FLOW OF TAPERED CIRCULAR CYLINDERS...................................................................................................................................................................................................201 Yasumasa Suzuki, Hajime Fujita, Keita Saito EFFECT OF ROTOR BLADE DEFLECTIONS ON BLADE-VORTEX INTERACTION NOISE PREDICTION ........................216 Seungmin Lee, Seunghoon Lee, Eunkuk Son, Soogab Lee EXPERIMENTAL INVESTIGATION AND CALIBRATION OF SURFACE PRESSURE MODELING FOR TRAILING EDGE NOISE............................................................................................................................................................................222 Franck Bertagnolio EXPERIMENTAL STUDY ON PERFORMANCE OF VARIOUS MUFFLERS FOR INTERMITTENT EXHAUST NOISE REDUCTION................................................................................................................................................................229 Jingxiang Li, Kunihiko Ishihara, Shengdun Zhao NUMERICAL PREDICTION OF ACOUSTIC PRESSURE RADIATED FROM LARGE WIND TURBINES..............................235 Seunghoon Lee, Seungmin Lee, Soogab Lee ROBUST GAS TURBINE COMBUSTOR WITH ACOUSTIC LINER.................................................................................................239 Kazufumi Ikeda, Eisaku Ito, Koich Nishida, Masaharu Nishimura SS 04 AEROACOUSTICS - NUMERICAL SIMULATION A LINEARIZED NAVIER-STOKES SOLVER FOR THE PREDICTION OF SOUND PROPAGATION IN DUCT SYSTEMS ...........................................................................................................................................................................................248 Axel Kierkegaard, Gunilla Efraimsson, Susann Boij APPLICATION OF DATA MINING INTO ACOUSTIC WAVES FROM A ROCKET PLUME .....................................................257 Seiichiro Morizawa, Taku Nonomura, Akira Oyama, Kozo Fujii, Shigeru Obayashi COMPUTATIONAL ANALYSIS OF FOLDED CAVITY LINERS FOR TURBOFAN INTAKES ..................................................263 Rie Sugimoto, Jeremy Astley, Paul Murray ILES OF PLASMA-CONTROLLED JETS - COHERENT FEATURES AND NEAR-FIELD PRESSURE RESPONSE .....................................................................................................................................................................................................271 Datta V. Gaitonde, Mo Samimy, Rachelle Speth LARGE EDDY SIMULATION TO EXTRACT FOURTH ORDER SPACE TIME TURBULENCE CORRELATIONS IN JETS INCLUDING MICROJET INJECTION...................................................................................................279 G. J. Page, M. E. Rife, C. D. Pokora NEAR- AND FAR-FIELDS CHARACTERISTICS OF TANDEM CYLINDER FLOW USING DELAYED DETACHED EDDY SIMULATION............................................................................................................................................................287 Taro Imamura, Tohru Hirai, Shunji Enomoto, Kazuomi Yamamoto NUMERICAL ANALYSIS OF AERODYNAMIC NOISE FROM LANDING GEAR COMPONENTS...........................................297 Daisuke Sasaki, Hiroshi Onda, Akihito Deguchi, Kazuhiro Nakahashi, Mitsuhiro Murayama, Kazuomi Yamamoto, Yuzuru Yokokawa NUMERICAL PREDICTION OF LOW MACH NUMBER JET NOISE FROM RECTANGULAR NOZZLE USING APPROXIMATE COMPACT AND NON-COMPACT GREEN'S FUNCTION.....................................................................305