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Proceedings Papers

Experimental and Numerical Investigation of the Aerodynamic Noise Radiated From a Centrifugal Blower

Jiandong Chen, Beibei Sun, Jianrun Zhang, Fei Xue, Xin Liu
Proc. ASME. NCAD2015, ASME 2015 Noise Control and Acoustics Division Conference, V001T01A010, August 9–12, 2015
Paper No: NCAD2015-5916
DOI: https://doi.org/10.1115/NCAD2015-5916
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Topics: Aerodynamic noise, Computational fluid dynamics, Diffraction, Electromagnetic scattering, Machinery, Radiation scattering, Scattering (Physics), Acoustics, Boundary element methods, Computer simulation
Proceedings Papers

Two- and Three-Dimensional Model for Sound Attenuation by Objects on Propagation

W. Li, Z. C. Zheng, J. Zhang, G. Ke
Proc. ASME. NCAD2015, ASME 2015 Noise Control and Acoustics Division Conference, V001T01A018, August 9–12, 2015
Paper No: NCAD2015-5926
DOI: https://doi.org/10.1115/NCAD2015-5926
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Topics: Acoustics, Algorithms, Computer simulation, Cylinders, Diffraction, Noise (Sound), Refraction, Sensors, Simulation, Sound waves
Proceedings Papers

Sound Manipulation With Acoustic Metamaterials

Lucian Zigoneanu, Bogdan-Ioan Popa, Steven A. Cummer
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 521-528, August 19–22, 2012
Paper No: NCAD2012-1277
DOI: https://doi.org/10.1115/NCAD2012-1277
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Topics: Phononic crystals, Acoustics, Design, Black holes, Bulk modulus, Computer simulation, Density, Resonance, Wave propagation, Wavelength
Proceedings Papers

Virtual Sensing in Local Active Suppression on Pressure Fluctuations for Controlling Flow-Induced Vibration in Hard Disk Drives

Hequn Min, Xiaoyang Huang, Qide Zhang
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 583-592, August 19–22, 2012
Paper No: NCAD2012-1403
DOI: https://doi.org/10.1115/NCAD2012-1403
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Topics: Disks, Flow-induced vibrations, Fluctuations (Physics), Pressure, Feedback, Signals, Vibration, Horizontal directional drilling, Sensors, Actuators
Proceedings Papers

Numerical Analysis of Active Vibro-Acoustic Control in an Enclosed Cavity

Wael Elwali, Mingfeng Li, Teik C. Lim
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 53-59, August 19–22, 2012
Paper No: NCAD2012-0188
DOI: https://doi.org/10.1115/NCAD2012-0188
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Topics: Acoustics, Cavities, Numerical analysis, Noise (Sound), Vibration, Computer simulation, Fluids, Noise control, Transfer functions
Proceedings Papers

Procedure to Estimate the In-Duct Sound Power in the High Frequency Range With Non-Plane Waves

Antti Hynninen, Mats Åbom
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 181-191, August 19–22, 2012
Paper No: NCAD2012-0531
DOI: https://doi.org/10.1115/NCAD2012-0531
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Topics: Ducts, Waves, Microphones, Acoustics, Machinery, Compressors, Computer simulation, Design, Dipoles (Electromagnetism), Engineering simulation
Proceedings Papers

Design of a Variable Thickness Plate to Focus Bending Waves

Noah H. Schiller, Sz-Chin Steven Lin, Randolph H. Cabell, Tony Jun Huang
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 537-544, August 19–22, 2012
Paper No: NCAD2012-1330
DOI: https://doi.org/10.1115/NCAD2012-1330
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Topics: Design, Waves, Damping, Computer simulation, Lenses (Optics), Plates (structures), Traveling waves
Proceedings Papers

Application of the Beam-Forming Technique for Damage Detection in Composite Plate

Ernesto Monaco, Fabrizio Ricci, Leonardo Lecce, Natalino Daniele Boffa
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 489-495, August 19–22, 2012
Paper No: NCAD2012-1261
DOI: https://doi.org/10.1115/NCAD2012-1261
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Topics: Composite materials, Damage, Sensors, Carbon reinforced plastics, Delamination, Signals, Waves, Computer simulation, Disks, Echoes
Proceedings Papers

Application of the Vincent Circle to Noise Suppression

D. W. Herrin, G. Sampath
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 271-275, July 28–30, 2008
Paper No: NCAD2008-73009
DOI: https://doi.org/10.1115/NCAD2008-73009
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Topics: Noise (Sound), Stiffness, Acoustics, Computer simulation, Construction, Optimization
Proceedings Papers

Passive Noise Reduction in an Automotive Compartment

Mariana R. Kruntcheva
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 233-242, July 28–30, 2008
Paper No: NCAD2008-73073
DOI: https://doi.org/10.1115/NCAD2008-73073
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Topics: Acoustics, Finite element analysis, Noise control, Cavities, Automobiles, Computer simulation, Corporate average fuel economy, Design, Dynamic systems, Finite element model
Proceedings Papers

Noise Control in a Small Enclosure Using T-Shaped Acoustic Resonators

Deyu Li, Jeffery S. Vipperman, Li Cheng
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 207-214, July 28–30, 2008
Paper No: NCAD2008-73034
DOI: https://doi.org/10.1115/NCAD2008-73034
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Topics: Acoustics, Noise control, Noise (Sound), Design methodology, Computer simulation, Electromagnetic spectrum, Radiation (Physics), Resonance
Proceedings Papers

Near Field Aeroacoustic Experimental Investigation in Low Speed Axial Fans

Stefano Bianchi, Alessandro Corsini, Franco Rispoli, Anthony G. Sheard
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 91-100, July 28–30, 2008
Paper No: NCAD2008-73039
DOI: https://doi.org/10.1115/NCAD2008-73039
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Topics: Acoustics, Anechoic chambers, Blades, Chords (Trusses), Clearances (Engineering), Computer simulation, Databases, Fans, Flow (Dynamics), Impellers