Volume 106 Issue 3 | Journal of Vibration and Acoustics

Topics: Fluids , Modeling , Pressure , Turbulence , Stress , Boundary layers , Compressible flow , Flow (Dynamics) , Spectra (Spectroscopy) , Surface roughness

Estimation of the Wavevector-Frequency Spectrum of Turbulent Boundary Layer Wall Pressure by Multiple Linear Regression

Y. F. Hwang, F. E. Geib

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 334–342. doi: https://doi.org/10.1115/1.3269199

Abstract

View articletitled, Estimation of the Wavevector-Frequency Spectrum of Turbulent Boundary Layer Wall Pressure by Multiple Linear Regression

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Topics: Boundary layer turbulence , Pressure , Filters , Regression models , Flow (Dynamics) , Polynomials , Spectra (Spectroscopy)

Effects of Surface Irregularity on Turbulent Boundary Layer Wall Pressure Fluctuations

T. M. Farabee, M. J. Casarella

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 343–350. doi: https://doi.org/10.1115/1.3269200

Abstract

View articletitled, Effects of Surface Irregularity on Turbulent Boundary Layer Wall Pressure Fluctuations

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Topics: Boundary layer turbulence , Fluctuations (Physics) , Pressure , Flat plates , Flow (Dynamics) , Spectral energy distribution , Turbulence , Cavitation , Noise (Sound) , Separation (Technology)

Excitation of Plates and Hydrofoils by Trailing Edge Flows

W. K. Blake

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 351–363. doi: https://doi.org/10.1115/1.3269201

Abstract

View articletitled, Excitation of Plates and Hydrofoils by Trailing Edge Flows

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Topics: Excitation , Flow (Dynamics) , Hydrofoil , Plates (structures) , Vortex shedding , Flow-induced vibrations , Vibration , Feedback , Geometry , Marine propellers

Wave Models of Turbulent Flow Over Compliant Surfaces

J. E. Ffowcs-Williams

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 364–368. doi: https://doi.org/10.1115/1.3269202

Abstract

View articletitled, Wave Models of Turbulent Flow Over Compliant Surfaces

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Topics: Turbulence , Waves , Acoustics , Noise (Sound) , Flow (Dynamics) , Modeling

Modification Caused by Compliant Layers and Blankets in the Pressure Field Induced on a Boundary

G. Maidanik

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 369–375. doi: https://doi.org/10.1115/1.3269203

Abstract

View articletitled, Modification Caused by Compliant Layers and Blankets in the Pressure Field Induced on a Boundary

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Topics: Pressure , Composite materials , Cladding systems (Building) , Dynamic systems

Long-Range Acoustic Scattering by Surface Inhomogeneities Beneath a Turbulent Boundary Layer

D. G. Crighton

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 376–382. doi: https://doi.org/10.1115/1.3269204

Abstract

View articletitled, Long-Range Acoustic Scattering by Surface Inhomogeneities Beneath a Turbulent Boundary Layer

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Topics: Acoustics , Boundary layer turbulence , Electromagnetic scattering , Radiation scattering , Scattering (Physics) , Eddies (Fluid dynamics) , Fluids , Surface waves (Fluid) , Boundary layers , Elastic plates

The Influence of Surface Compliance on the Production of Sound by a Turbulent Boundary Layer

M. S. Howe

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 383–388. doi: https://doi.org/10.1115/1.3269205

Abstract

View articletitled, The Influence of Surface Compliance on the Production of Sound by a Turbulent Boundary Layer

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Topics: Boundary layer turbulence , Dipoles (Electromagnetism) , Aerodynamic noise , Noise (Sound) , Radiation (Physics) , Boundary layers , Coatings , Drag reduction , Flow (Dynamics) , Fluctuations (Physics)

Active Noise Control

An Active Sound Absorber With Porous Plate

D. Guicking, E. Lorenz

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 389–392. doi: https://doi.org/10.1115/1.3269206

Abstract

View articletitled, An Active Sound Absorber With Porous Plate

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Topics: Flow (Dynamics) , Loudspeakers , Noise (Sound) , Reflectance , Resonance , Signals , Sound pressure

Active Impedance Control for One-Dimensional Sound

D. Guicking, K. Karcher

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 393–396. doi: https://doi.org/10.1115/1.3269207

Abstract

View articletitled, Active Impedance Control for One-Dimensional Sound

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Topics: Feedback , Loudspeakers , Microphones , Reflectance , Signals , Sound absorption , Sound waves , Standing waves , Waves

A Study of Active Control of Noise in Ducts

J. Tichy, G. E. Warnaka, L. A. Poole

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 399–404. doi: https://doi.org/10.1115/1.3269209

View articletitled, A Study of Active Control of Noise in Ducts

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Topics: Ducts , Noise (Sound)

Numerical Methods in Acoustics

Finite Element-Integral Acoustic Simulation of JT15D Turbofan Engine

K. J. Baumeister, S. J. Horowitz

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 405–413. doi: https://doi.org/10.1115/1.3269210

Abstract

View articletitled, Finite Element-Integral Acoustic Simulation of JT15D Turbofan Engine

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Topics: Acoustics , Engines , Simulation , Turbofans , Radiation (Physics) , Computer software , Finite element methods , Flight , Silencers , Wave equations

Application of the BIE Method to Sound Radiation Problems Using an Isoparametric Element

A. F. Seybert, B. Soenarko, F. J. Rizzo, D. J. Shippy

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 414–420. doi: https://doi.org/10.1115/1.3269211

Abstract

View articletitled, Application of the BIE Method to Sound Radiation Problems Using an Isoparametric Element

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Topics: Acoustics , Geometry , Integral equations , Radiation (Physics) , Shapes , Sound

Aerodynamic Noise

Modified Shielding Jet Model for Twin-Jet Shielding Analysis

C. H. Gerhold, J. Gilbride

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 421–426. doi: https://doi.org/10.1115/1.3269212

Abstract

View articletitled, Modified Shielding Jet Model for Twin-Jet Shielding Analysis

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Topics: Air jets , Approximation , Cylinders , Diffraction , Flow (Dynamics) , Mach number , Model development , Noise (Sound) , Nozzles , Slug flows

Analysis of the Effect of Heated Jet Flow on the Far Field Radiation From a Noise Source

C. H. Gerhold

J. Vib., Acoust., Stress, and Reliab. July 1984, 106(3): 427–433. doi: https://doi.org/10.1115/1.3269213

Abstract

View articletitled, Analysis of the Effect of Heated Jet Flow on the Far Field Radiation From a Noise Source

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Topics: Jets , Noise (Sound) , Radiation (Physics) , Flow (Dynamics) , Temperature , Air jets , Cylinders , Diffraction , Resolution (Optics) , Shades and shadows