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Proceedings Papers

Free Vibration Analysis of Rectangular Thin Plate With Multiple Openings Under General Boundary Conditions

Rui Nie, Tianyun Li, Xiang Zhu, Wenjie Guo
Proc. ASME. NCAD2018, ASME 2018 Noise Control and Acoustics Division Session presented at INTERNOISE 2018, V001T01A004, August 26–29, 2018
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2018-6114
https://doi.org/10.1115/NCAD2018-6114
View Paper titled, Free Vibration Analysis of Rectangular Thin Plate With Multiple Openings Under General Boundary Conditions
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Topics: Boundary-value problems, Free vibrations, Springs, Finite element methods, Fourier series, Kinetic energy, Potential energy, Rayleigh-Ritz methods, Stiffness
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
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2012-0838
https://doi.org/10.1115/NCAD2012-0838
View Paper titled, Sound Propagation in a Sheared Flow Based on Fluctuating Total Enthalpy as Generalized Acoustic Variable
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Topics: Acoustics, Enthalpy, Flow (Dynamics), Waves, Rotational flow, Wave equations, Aircraft, Boundary-value problems, Excitation, Finite element methods
Proceedings Papers

Transfer Path Analysis of Body Panel Participation Using a Structural-Acoustic Finite Element Model

Shung H. Sung, Donald J. Nefske
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 351-357, August 19–22, 2012
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2012-1016
https://doi.org/10.1115/NCAD2012-1016
View Paper titled, Transfer Path Analysis of Body Panel Participation Using a Structural-Acoustic Finite Element Model
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Topics: Acoustics, Finite element model, Vehicles, Noise (Sound), Automobiles, Excitation, Finite element methods, Transportation systems, Vibration
Proceedings Papers

Modeling Acoustic Properties of Different Types of Lightweight T-Junctions

Anders Sjöström, Juan Negreira Montero, Delphine Bard
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 249-256, August 19–22, 2012
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2012-0723
https://doi.org/10.1115/NCAD2012-0723
View Paper titled, Modeling Acoustic Properties of Different Types of Lightweight T-Junctions
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Topics: Acoustical properties, Junctions, Modeling, Glues, Finite element model, Screws, Adhesion, Finite element methods, Lightweight structures, Lumber
Proceedings Papers

Sound Power Measurements in the Near Field of Transformers

Michael Ertl, Hermann Landes
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 431-440, August 19–22, 2012
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2012-1170
https://doi.org/10.1115/NCAD2012-1170
View Paper titled, Sound Power Measurements in the Near Field of Transformers
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Topics: Acoustic intensity, Engineering standards, Finite element methods, Finite element model, Fluids, Numerical analysis, Sound pressure, Standing waves
Proceedings Papers

Prediction of High Frequency Sonic Boom Noise Transmission Into Buildings Using a Hybrid Analytical-Ray Tracing Approach

Joseph M. Corcoran, Marcel C. Remillieux, Ricardo A. Burdisso
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 331-342, August 19–22, 2012
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2012-0955
https://doi.org/10.1115/NCAD2012-0955
View Paper titled, Prediction of High Frequency Sonic Boom Noise Transmission Into Buildings Using a Hybrid Analytical-Ray Tracing Approach
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Topics: Noise (Sound), Sonic booms, Structures, Acoustics, Radiation (Physics), Vibration, Computation, Dimensions, Finite element methods, Flight
Proceedings Papers

Influence of Wall Surface and Air Modelling in Finite-Element Analysis of Sound Transmission Between Rooms in Lightweight Buildings

Lars Vabbersgaard Andersen, Poul Henning Kirkegaard, Kristoffer Ahrens Dickow, Nikolaj Kiel, Kent Persson
Proc. ASME. NCAD2012, ASME 2012 Noise Control and Acoustics Division Conference, 393-404, August 19–22, 2012
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2012-1093
https://doi.org/10.1115/NCAD2012-1093
View Paper titled, Influence of Wall Surface and Air Modelling in Finite-Element Analysis of Sound Transmission Between Rooms in Lightweight Buildings
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Topics: Finite element analysis, Modeling, Sound, Structures, Acoustics, Sound pressure, Accounting, Ceilings, Degrees of freedom, Design
Proceedings Papers

An Equivalent-Acoustic Finite Element Method for Modeling Sound Absorbing Materials in the Automobile Passenger Compartment

Donald J. Nefske, Shung H. Sung
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 295-300, July 28–30, 2008
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2008-73026
https://doi.org/10.1115/NCAD2008-73026
View Paper titled, An Equivalent-Acoustic Finite Element Method for Modeling Sound Absorbing Materials in the Automobile Passenger Compartment
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Topics: Acoustical materials, Acoustics, Automobiles, Finite element methods, Modeling, Computers, Finite element analysis, Finite element model, Materials properties
Proceedings Papers

Sound Transmission in a Lined Annular Duct With Mean Swirling Flow

Ying Guan, Kai H. Luo, Tong Q. Wang
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 135-144, July 28–30, 2008
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2008-73081
https://doi.org/10.1115/NCAD2008-73081
View Paper titled, Sound Transmission in a Lined Annular Duct With Mean Swirling Flow
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Topics: Ducts, Sound, Swirling flow, Linings (Textiles), Exterior walls, Acoustics, Finite element methods, Flow (Dynamics), Optimization, Rotors
Proceedings Papers

Computing Resonant Frequencies and Coupled Mode-Shapes of Structural-Acoustic Systems Using the Finite Element Method

Rui M. Botelho
Proc. ASME. NCAD2008, ASME 2008 Noise Control and Acoustics Division Conference, 281-294, July 28–30, 2008
Publisher: American Society of Mechanical Engineers
Paper No: NCAD2008-73017
https://doi.org/10.1115/NCAD2008-73017
View Paper titled, Computing Resonant Frequencies and Coupled Mode-Shapes of Structural-Acoustic Systems Using the Finite Element Method
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Topics: Acoustics, Finite element methods, Mode shapes, Resonance, Finite element analysis, Fluids, Boundary-value problems, Damping, Radiation (Physics), Space