Volume 118 Issue 3 | Journal of Vibration and Acoustics

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Volume 118, Issue 3

July 1996

ISSN 1048-9002

EISSN 1528-8927

Research Papers

The Timoshenko Beam on an Elastic Foundation and Subject to a Moving Step Load, Part 1: Steady-State Response

S. F. Felszeghy

J. Vib. Acoust. July 1996, 118(3): 277–284. doi: https://doi.org/10.1115/1.2888178

Abstract

View articletitled, The Timoshenko Beam on an Elastic Foundation and Subject to a Moving Step Load, Part 1: Steady-State Response

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Topics: Steady state , Stress , Equations of motion , Boundary-value problems , Waves

The Timoshenko Beam on an Elastic Foundation and Subject to a Moving Step Load, Part 2: Transient Response

S. F. Felszeghy

J. Vib. Acoust. July 1996, 118(3): 285–291. doi: https://doi.org/10.1115/1.2888179

Abstract

View articletitled, The Timoshenko Beam on an Elastic Foundation and Subject to a Moving Step Load, Part 2: Transient Response

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Topics: Stress , Transients (Dynamics) , Equations of motion , Steady state , Boundary-value problems , Waves

Dynamic Behavior of a Drill-String: Experimental Investigation of Lateral Instabilities

A. Berlioz, J. Der Hagopian, R. Dufour, E. Draoui

J. Vib. Acoust. July 1996, 118(3): 292–298. doi: https://doi.org/10.1115/1.2888180

Abstract

View articletitled, Dynamic Behavior of a Drill-String: Experimental Investigation of Lateral Instabilities

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Topics: Drill strings , Computers , Couplings , Excitation , Oil well drilling , Rotation , Torsion

Acoustical Resonance of Tube-in-Shell Units

C. Smoglie

J. Vib. Acoust. July 1996, 118(3): 299–305. doi: https://doi.org/10.1115/1.2888181

Abstract

View articletitled, Acoustical Resonance of Tube-in-Shell Units

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Topics: Acoustics , Resonance , Shells , Boilers , Computational methods , Cross-flow , Damping , Emissions , Excitation , Fluids

Active Vibration Control of the Axially Moving String Using Space Feedforward and Feedback Controllers

S. Ying, C. A. Tan

J. Vib. Acoust. July 1996, 118(3): 306–312. doi: https://doi.org/10.1115/1.2888182

Abstract

View articletitled, Active Vibration Control of the Axially Moving String Using Space Feedforward and Feedback Controllers

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Topics: Control equipment , Feedback , Feedforward control , String , Vibration control , Vibration , Mode shapes , Random excitation , Simulation results , Waves

A Method for Calculating the Dynamics of Rotating Flexible Structures, Part 1: Derivation

D. J. Segalman, C. R. Dohrmann

J. Vib. Acoust. July 1996, 118(3): 313–317. doi: https://doi.org/10.1115/1.2888183

Abstract

View articletitled, A Method for Calculating the Dynamics of Rotating Flexible Structures, Part 1: Derivation

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Topics: Dynamics (Mechanics) , Flexible structures , Deformation , Kinematics , Rotation , Plates (structures) , Vibration

A Method for Calculating the Dynamics of Rotating Flexible Structures, Part 2: Example Calculations

D. J. Segalman, C. R. Dohrmann, A. M. Slavin

J. Vib. Acoust. July 1996, 118(3): 318–322. doi: https://doi.org/10.1115/1.2888184

Abstract

View articletitled, A Method for Calculating the Dynamics of Rotating Flexible Structures, Part 2: Example Calculations

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Topics: Deformation , Dynamics (Mechanics) , Finite element analysis , Flexible structures , Membranes , Rotation , Vibration

An Impedance-Based System Modeling Approach for Induced Strain Actuator-Driven Structures

Su-Wei Zhou, Chen Liang, C. A. Rogers

J. Vib. Acoust. July 1996, 118(3): 323–331. doi: https://doi.org/10.1115/1.2888185

Abstract

View articletitled, An Impedance-Based System Modeling Approach for Induced Strain Actuator-Driven Structures

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Topics: Actuators , Modeling , Adaptive structures , Mechanical impedance , Plates (structures) , Thin shells

The Dynamic Stiffness Method for Linear Rotor-Bearing Systems

F. A. Raffa, F. Vatta

J. Vib. Acoust. July 1996, 118(3): 332–339. doi: https://doi.org/10.1115/1.2888186

Abstract

View articletitled, The Dynamic Stiffness Method for Linear Rotor-Bearing Systems

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Topics: Bearings , Rotors , Stiffness , Anisotropy , Finite element analysis , Finite element methods , Steady state

On Nonlinear Normal Modes of Systems With Internal Resonance

A. H. Nayfeh, C. Chin, S. A. Nayfeh

J. Vib. Acoust. July 1996, 118(3): 340–345. doi: https://doi.org/10.1115/1.2888188

Abstract

View articletitled, On Nonlinear Normal Modes of Systems With Internal Resonance

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Topics: Resonance , Manifolds , Bifurcation , Discrete systems , Dynamics (Mechanics) , Equilibrium (Physics) , Mode shapes

Stability and Limit Cycles of Parametrically Excited, Axially Moving Strings

E. M. Mockensturm, N. C. Perkins, A. Galip Ulsoy

J. Vib. Acoust. July 1996, 118(3): 346–351. doi: https://doi.org/10.1115/1.2888189

Abstract

View articletitled, Stability and Limit Cycles of Parametrically Excited, Axially Moving Strings

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Topics: Limit cycles , Stability , String , Belts , Fluctuations (Physics) , Eigenfunctions , Excitation , Nonlinear equations , Tension , Vibration

On the Spectral Signature of Weakly Bilinear Oscillators

P. V. Bayly

J. Vib. Acoust. July 1996, 118(3): 352–361. doi: https://doi.org/10.1115/1.2888190

Abstract

View articletitled, On the Spectral Signature of Weakly Bilinear Oscillators

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Topics: Fracture (Materials) , Resonance , Stiffness

Dynamic Responses of Plates With Viscoelastic Free Layer Damping Treatment

Sung Yi, M. Fouad Ahmad, H. H. Hilton

J. Vib. Acoust. July 1996, 118(3): 362–367. doi: https://doi.org/10.1115/1.2888191

Abstract

View articletitled, Dynamic Responses of Plates With Viscoelastic Free Layer Damping Treatment

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Topics: Damping , Dynamic response , Plates (structures) , Temperature , Transients (Dynamics) , Young's modulus

Torsional Instabilities in a System Incorporating a Hooke’s Joint

S. F. Asokanthan, Ming-Chang Hwang

J. Vib. Acoust. July 1996, 118(3): 368–374. doi: https://doi.org/10.1115/1.2888192

Abstract

View articletitled, Torsional Instabilities in a System Incorporating a Hooke’s Joint

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Topics: Universal joints , Resonance , Design , Diesel , Dynamic stability , Locomotives

Detecting Parameter Changes Using Experimental Nonlinear Dynamics and Chaos

R. S. Chancellor, R. M. Alexander, S. T. Noah

J. Vib. Acoust. July 1996, 118(3): 375–383. doi: https://doi.org/10.1115/1.2888193

Abstract

View articletitled, Detecting Parameter Changes Using Experimental Nonlinear Dynamics and Chaos

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Topics: Chaos , Nonlinear dynamics , Bifurcation , Phase space , Spectra (Spectroscopy) , Time series

Damping of Composite Tubes With Embedded Viscoelastic Layers

Haiming Zhou, Mohan D. Rao

J. Vib. Acoust. July 1996, 118(3): 384–389. doi: https://doi.org/10.1115/1.2888194

Abstract

View articletitled, Damping of Composite Tubes With Embedded Viscoelastic Layers

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Topics: Composite materials , Damping , Stiffness , Fibers , Modeling , Resonance , Rotational inertia , Shear (Mechanics) , Shear deformation , Stress

The Derivatives of Repeated Eigenvalues and Their Associated Eigenvectors

M. I. Friswell

J. Vib. Acoust. July 1996, 118(3): 390–397. doi: https://doi.org/10.1115/1.2888195

Abstract

View articletitled, The Derivatives of Repeated Eigenvalues and Their Associated Eigenvectors

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Topics: Eigenvalues , Design

On the Vibration of Coupled Traveling String and Air Bearing Systems

A. V. Lakshmikumaran, J. A. Wickert

J. Vib. Acoust. July 1996, 118(3): 398–405. doi: https://doi.org/10.1115/1.2888196

Abstract

View articletitled, On the Vibration of Coupled Traveling String and Air Bearing Systems

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Topics: Air bearings , String , Vibration , Pressure , Displacement , Damping , Design , Dynamics (Mechanics) , Eigenvalues , Equilibrium (Physics)

Free Vibration of Serpentine Belt Drive Systems

R. S. Beikmann, N. C. Perkins, A. G. Ulsoy

J. Vib. Acoust. July 1996, 118(3): 406–413. doi: https://doi.org/10.1115/1.2888197

Abstract

View articletitled, Free Vibration of Serpentine Belt Drive Systems

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Topics: Belts , Free vibrations , Vibration , Pulleys , Vehicles , Arches , Design , Fatigue , Modeling , Noise (Sound)

On Vibrations of a System With an Eigenfrequency Identical to That of One of Its Subsystems, Part 2

A. V. Pesterev, L. A. Bergman

J. Vib. Acoust. July 1996, 118(3): 414–416. doi: https://doi.org/10.1115/1.2888198

Abstract

View articletitled, On Vibrations of a System With an Eigenfrequency Identical to That of One of Its Subsystems, Part 2

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Topics: Complex systems , Eigenfunctions , Free vibrations , Vibration

Threaded Components Under Axial Harmonic Vibration, Part 1: Experiments

D. P. Hess, K. Davis

J. Vib. Acoust. July 1996, 118(3): 417–422. doi: https://doi.org/10.1115/1.2888199

Abstract

View articletitled, Threaded Components Under Axial Harmonic Vibration, Part 1: Experiments

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Topics: Vibration , Stress , Design , Equilibrium (Physics) , Fasteners , Gravity (Force) , Kinematics , Theoretical analysis

Threaded Components Under Axial Harmonic Vibration, Part 2: Kinematic Analysis

D. P. Hess

J. Vib. Acoust. July 1996, 118(3): 423–429. doi: https://doi.org/10.1115/1.2888200

Abstract

View articletitled, Threaded Components Under Axial Harmonic Vibration, Part 2: Kinematic Analysis

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Topics: Kinematic analysis , Vibration , Friction , Gravity (Force) , Simulation results , Stress

Extraction of Normal Modes from Contaminated Measurement With Noise for Highly Coupled Structures

S. Y. Chen, M. S. Ju, Y. G. Tsuei

J. Vib. Acoust. July 1996, 118(3): 430–435. doi: https://doi.org/10.1115/1.2888202

Abstract

View articletitled, Extraction of Normal Modes from Contaminated Measurement With Noise for Highly Coupled Structures

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Topics: Noise (Sound) , Mode shapes , Frequency response

Exact Perturbation for the Vibration of Almost Annular or Circular Plates

R. G. Parker, C. D. Mote, Jr.

J. Vib. Acoust. July 1996, 118(3): 436–445. doi: https://doi.org/10.1115/1.2888203

Abstract

View articletitled, Exact Perturbation for the Vibration of Almost Annular or Circular Plates

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Topics: Plates (structures) , Vibration , Eigenvalues , Shapes , Algebra , Eigenfunctions , Finite element analysis

Identification of Failure Modes of Carbon-Carbon Composites at Various Processing Stages Using the Acoustic Emission Technique

U. K. Vaidya, P. K. Raju

J. Vib. Acoust. July 1996, 118(3): 446–453. doi: https://doi.org/10.1115/1.2888204

Abstract

View articletitled, Identification of Failure Modes of Carbon-Carbon Composites at Various Processing Stages Using the Acoustic Emission Technique

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Topics: Acoustic emissions , Carbon , Composite materials , Failure mechanisms , Delamination , Fibers , Nondestructive evaluation , Cracking (Materials) , Fracture (Materials) , Fracture (Process)

An Inverse Vibration Method Applied to Bond Evaluation of Space Shuttle Tiles

S. A. Mueller, F. A. Moslehy

J. Vib. Acoust. July 1996, 118(3): 454–462. doi: https://doi.org/10.1115/1.2888205

Abstract

View articletitled, An Inverse Vibration Method Applied to Bond Evaluation of Space Shuttle Tiles

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Topics: Space vehicles , Tiles , Vibration , Stiffness , Acoustics , Computer software , Finite element analysis , Geometry , Laser Doppler vibrometers , Manufacturing

Free and Forced Vibrations of a Spinning Viscoelastic Beam

F. A. Sturla, A. Argento

J. Vib. Acoust. July 1996, 118(3): 463–468. doi: https://doi.org/10.1115/1.2888206

Abstract

View articletitled, Free and Forced Vibrations of a Spinning Viscoelastic Beam

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Topics: Spin (Aerodynamics) , Spinning (Textile) , Vibration , Damping , Stiffness , Viscoelasticity , Polynomials , Rotation , Solid models , Stress

Self-Sensing Active Suppression of Vibration of Flexible Steel Sheet

Ken-ichi Matsuda, Masahiro Yoshihashi, Yohji Okada, Andy C. C. Tan

J. Vib. Acoust. July 1996, 118(3): 469–473. doi: https://doi.org/10.1115/1.2888207

Abstract

View articletitled, Self-Sensing Active Suppression of Vibration of Flexible Steel Sheet

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Topics: Steel sheet , Vibration , Sensors , Vibration control , Actuators , Displacement , Electromagnets , Signals , Construction , Finishes

A Method to Determine the Boundary Conditions of the Finite Element Model of a Slender Beam Using Measured Modal Parameters

Wang Fengquan, Chen Shiyu

J. Vib. Acoust. July 1996, 118(3): 474–478. doi: https://doi.org/10.1115/1.2888208

Abstract

View articletitled, A Method to Determine the Boundary Conditions of the Finite Element Model of a Slender Beam Using Measured Modal Parameters

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Topics: Boundary-value problems , Finite element model , Computation , Computer simulation , Computers , Interpolation

Muffler Performance Studies Using a Direct Mixed-Body Boundary Element Method and a Three-Point Method for Evaluating Transmission Loss

T. W. Wu, G. C. Wan

J. Vib. Acoust. July 1996, 118(3): 479–484. doi: https://doi.org/10.1115/1.2888209

Abstract

View articletitled, Muffler Performance Studies Using a Direct Mixed-Body Boundary Element Method and a Three-Point Method for Evaluating Transmission Loss

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Topics: Boundary element methods , Silencers , Acoustics , Boundary-value problems , Computers , Electromagnetic scattering , Poles (Building) , Pressure , Radiation (Physics) , Radiation scattering

Asymptotic Analysis of the Torsional Vibrations in Reciprocating Machinery

H. Ashrafiuon, A. M. Whitman

J. Vib. Acoust. July 1996, 118(3): 485–490. doi: https://doi.org/10.1115/1.2888210

Abstract

View articletitled, Asymptotic Analysis of the Torsional Vibrations in Reciprocating Machinery

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Topics: Machinery , Vibration , Approximation , Computer simulation , Degrees of freedom , Steady state , Transients (Dynamics)

Perturbation Stability of Frictional Sliding With Varying Normal Force

P. E. Dupont, D. Bapna

J. Vib. Acoust. July 1996, 118(3): 491–497. doi: https://doi.org/10.1115/1.2888211

Abstract

View articletitled, Perturbation Stability of Frictional Sliding With Varying Normal Force

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Topics: Stability , Friction , Displacement , Actuators , Brakes , Dampers , Design , Dynamics (Mechanics) , Equilibrium (Physics) , Limit cycles

Optimal Design of Acoustical Foam Treatments

Yeon June Kang, J. Stuart Bolton

J. Vib. Acoust. July 1996, 118(3): 498–504. doi: https://doi.org/10.1115/1.2888212

Abstract

View articletitled, Optimal Design of Acoustical Foam Treatments

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Topics: Acoustics , Design , Wedges , Finite element analysis , Porous materials , Absorption , Finite element model , Foams (Chemistry) , Waveguides , Waves

An Energy-Based Parametric Control Approach for Structural Vibration Suppression via Semi-Active Piezoelectric Networks

K. W. Wang, J. S. Lai, W. K. Yu

J. Vib. Acoust. July 1996, 118(3): 505–509. doi: https://doi.org/10.1115/1.2888213

Abstract

View articletitled, An Energy-Based Parametric Control Approach for Structural Vibration Suppression via Semi-Active Piezoelectric Networks

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Topics: Circuits , Closed loop systems , Control equipment , Energy levels (Quantum mechanics) , Piezoelectric materials , Stability , Vibration , Vibration control , Vibration suppression

Development of an Electrically Controllable Damper Using a Liquid Crystal

S. Morishita

J. Vib. Acoust. July 1996, 118(3): 510–515. doi: https://doi.org/10.1115/1.2888214

Abstract

View articletitled, Development of an Electrically Controllable Damper Using a Liquid Crystal

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Topics: Dampers , Liquid crystals , Electric fields , Pistons , Electrodes , Damping , Engineering prototypes , Flow (Dynamics) , Fluids , Magnetic fields