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Proceedings Papers

Wavelet Transform to Index Road Vehicle Vibration Mixed Mode Signals

Julien Lepine, Vincent Rouillard, Michael Sek
Proc. ASME. NCAD2015, ASME 2015 Noise Control and Acoustics Division Conference, V001T01A003, August 9–12, 2015
Paper No: NCAD2015-5909
DOI: https://doi.org/10.1115/NCAD2015-5909
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Topics: Motor vehicles, Signals, Vibration, Wavelet transforms, Indexing (Machining), Vehicles, Damage, Packaging, Roads, Engines
Proceedings Papers

Understanding Tire Acoustics Through Computational Fluid Dynamics (CFD) of Grooves With Deforming Walls

Prashanta Gautam, Abhilash J. Chandy
Proc. ASME. NCAD2015, ASME 2015 Noise Control and Acoustics Division Conference, V001T01A011, August 9–12, 2015
Paper No: NCAD2015-5917
DOI: https://doi.org/10.1115/NCAD2015-5917
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Topics: Acoustics, Computational fluid dynamics, Tires, Noise (Sound), Deformation, Engineering simulation, Fluctuations (Physics), Large eddy simulation, Modeling, Navier-Stokes equations
Proceedings Papers

Two-Dimensional Arbitrary Shape Acoustic Cloaks Composed of Homogeneous Parts Realized by Layered Structures

Qi Li, Jeffrey S. Vipperman
Proc. ASME. NCAD2015, ASME 2015 Noise Control and Acoustics Division Conference, V001T01A016, August 9–12, 2015
Paper No: NCAD2015-5924
DOI: https://doi.org/10.1115/NCAD2015-5924
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Topics: Acoustics, Shapes, Anisotropy, Design, Engineering simulation, Metamaterials, Simulation, Waves
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

Superelement Reduction of Industrial Finite Element Brake System for a Constrained Harmonic Balance Method

Paul Villard, Samuel Nacivet, Jean-Jacques Sinou
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 159-168, August 19–22, 2012
Paper No: NCAD2012-0484
DOI: https://doi.org/10.1115/NCAD2012-0484
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Topics: Brakes, Finite element analysis, Numerical analysis, Bifurcation, Eigenvalues, Engineering simulation, Friction, Limit cycles, Simulation, Transient analysis
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

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

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

A New Method of Curve Fitting for Calculation of Reverberation Time From Impulse Responses With Insufficient Length

Çağlar Fırat Özgenel, Arzu Gönenç Sorguç
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 545-549, August 19–22, 2012
Paper No: NCAD2012-1349
DOI: https://doi.org/10.1115/NCAD2012-1349
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Topics: Curve fitting, Impulse (Physics), Sound reverberation, Acoustics, Architectural acoustics, Fittings, Algorithms, Simulation
Proceedings Papers

Objective Evaluation of the Width of Source Ensemble in Virtual Halls

Salvador Cerdá, Alicia Giménez, Rosa Cibrián, Jaume Segura, Radha Montell, Arturo Barba
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, V001T01A070, August 19–22, 2012
Paper No: NCAD2012-72001
DOI: https://doi.org/10.1115/NCAD2012-72001
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Topics: Acoustics, Computer software, Engineering simulation, Signal processing, Signals, Simulation
Proceedings Papers

Wind Noise Reduction for Outdoor Measurement Microphones With Windscreens

Z. C. Zheng, Ying Xu
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 145-151, July 28–30, 2008
Paper No: NCAD2008-73084
DOI: https://doi.org/10.1115/NCAD2008-73084
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Topics: Microphones, Noise control, Wind, Flow (Dynamics), Electrical resistivity, Turbulence, Porous materials, Materials properties, Simulation
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