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Proceedings Papers

Sound Attenuation in a Flow Duct Periodically Loaded With Micro-Perforated Patches Backed by Helmholtz Resonators

T. Bravo, C. Maury
Proc. ASME. NCAD2018, ASME 2018 Noise Control and Acoustics Division Session presented at INTERNOISE 2018, V001T01A001, August 26–29, 2018
Paper No: NCAD2018-6103
DOI: https://doi.org/10.1115/NCAD2018-6103
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Topics: Ducts, Flow (Dynamics), Noise (Sound), Acoustics, Cavities, Junctions, Pressure, Pressure drop, Separation (Technology), Wave propagation
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

Sound Propagation in a Sheared Flow Based on Fluctuating Total Enthalpy as Generalized Acoustic Variable

César Legendre, Gregory Lielens, Jean-Pierre Coyette
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 279-284, August 19–22, 2012
Paper No: NCAD2012-0838
DOI: https://doi.org/10.1115/NCAD2012-0838
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Topics: Acoustics, Enthalpy, Flow (Dynamics), Waves, Rotational flow, Wave equations, Aircraft, Boundary-value problems, Excitation, Finite element methods
Proceedings Papers

An Extension of the Low Reduced Frequency Model for Viscothermal Acoustic Propagation Within Waveguides

Clément Sambuc, Gregory Lielens, Jean-Pierre Coyette
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 285-290, August 19–22, 2012
Paper No: NCAD2012-0853
DOI: https://doi.org/10.1115/NCAD2012-0853
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Topics: Acoustics, Waveguides, Fluids, Flow (Dynamics), Wave propagation, Boundary layers, Catalytic converters, Cavities, Cooling systems, Damping
Proceedings Papers

Study of Wall Thickness and Material Effect on Acoustic Wave Propagation in Water-Filled Piping

Alireza Mokhtari, Vijay Chatoorgoon
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 421-429, August 19–22, 2012
Paper No: NCAD2012-1131
DOI: https://doi.org/10.1115/NCAD2012-1131
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Topics: Acoustics, Pipes, Wall thickness, Water, Wave propagation, Resonance, Piping systems, Aluminum, Flow (Dynamics), Linear wave theory
Proceedings Papers

Dynamic Behavior of Rolling Tires Under Different Operating Conditions

S. Vercammen, C. González Díaz, P. Kindt, C. Thiry, J. Middelberg, J. Leyssens
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 301-307, August 19–22, 2012
Paper No: NCAD2012-0910
DOI: https://doi.org/10.1115/NCAD2012-0910
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Topics: Tires, Noise (Sound), Roads, Vibration, Accelerometers, Modal analysis, Numerical analysis, Vibration measurement, Wave propagation
Proceedings Papers

Study of Coupled Acoustic Wave Propagation in a Circular Metal Pipe for the Correlation Method

Ho-Wuk Kim, Sang-Kwon Lee, Min-Soo Kim
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 349-356, July 28–30, 2008
Paper No: NCAD2008-73059
DOI: https://doi.org/10.1115/NCAD2008-73059
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Topics: Acoustics, Metals, Pipes, Wave propagation, Waves, Leakage, Shells, Circular cylinders, Cylinders, Ducts
Proceedings Papers

Design of Acoustic Cloak by Transmission Line Approach

Shu Zhang, Nicholas Fang
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 335-338, July 28–30, 2008
Paper No: NCAD2008-73053
DOI: https://doi.org/10.1115/NCAD2008-73053
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Topics: Acoustics, Design, Transmission lines, Anisotropy, Compressibility, Density, Noise control, Simulation, Ultrasound, Wave propagation