Journal of Vibration and Acoustics: Recent submissions
Now showing items 2721-2740 of 3913
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Asymptotic Analysis of the Torsional Vibrations in Reciprocating Machinery
(The American Society of Mechanical Engineers (ASME), 1996)A class of two degree of freedom reciprocating machines is analyzed and simple asymptotic expressions for both the steady state and transient vibration levels are obtained. The results are ... -
Muffler Performance Studies Using a Direct Mixed-Body Boundary Element Method and a Three-Point Method for Evaluating Transmission Loss
(The American Society of Mechanical Engineers (ASME), 1996)In this paper, a single-domain boundary element method is presented for muffler analysis. This method is based on a direct mixed-body boundary integral formulation recently developed for acoustic ... -
An Energy-Based Parametric Control Approach for Structural Vibration Suppression via Semi-Active Piezoelectric Networks
(The American Society of Mechanical Engineers (ASME), 1996)A structural vibration control concept, using piezoelectric materials shunted with real-time adaptable electrical networks, has been investigated. The variable resistance and inductance in an external ... -
A Method to Determine the Boundary Conditions of the Finite Element Model of a Slender Beam Using Measured Modal Parameters
(The American Society of Mechanical Engineers (ASME), 1996)In this paper, a method used to determine the boundary conditions of the Finite Element Model of a slender beam with measured structure modal parameters is presented. On deriving the method, ... -
Exact Perturbation for the Vibration of Almost Annular or Circular Plates
(The American Society of Mechanical Engineers (ASME), 1996)A perturbation solution is presented to analytically determine the eigensolutions for self-adjoint plate vibration problems on nearly annular or circular domains. The irregular domain eigensolutions ... -
Self-Sensing Active Suppression of Vibration of Flexible Steel Sheet
(The American Society of Mechanical Engineers (ASME), 1996)In rolling processes, flexible steel sheet is supported by rollers and is bound to produce structural vibration. This vibration can cause severe problems to surface finish and affect the quality ... -
Optimal Design of Acoustical Foam Treatments
(The American Society of Mechanical Engineers (ASME), 1996)A finite element model for elastic porous materials is presented that allows for interfaces with adjacent acoustical media that are arbitrarily oriented with respect to the global coordinate ... -
An Inverse Vibration Method Applied to Bond Evaluation of Space Shuttle Tiles
(The American Society of Mechanical Engineers (ASME), 1996)This paper describes an inverse vibration method for determining unknown parameters of the physical system by using partial modal information. The method is based on knowing the complete mass ... -
On Vibrations of a System With an Eigenfrequency Identical to That of One of Its Subsystems, Part 2
(The American Society of Mechanical Engineers (ASME), 1996)The problem of free vibration of a complex system with a natural frequency identical to that of one of its subsystems is further discussed. Such eigenvibrations need special consideration in ... -
Detecting Parameter Changes Using Experimental Nonlinear Dynamics and Chaos
(The American Society of Mechanical Engineers (ASME), 1996)A method of detecting parameter changes using analytical and experimental nonlinear dynamics and chaos is applied to a piecewise-linear oscillator. Experimental data show the chaotic nature of ... -
On the Spectral Signature of Weakly Bilinear Oscillators
(The American Society of Mechanical Engineers (ASME), 1996)An analytical relationship is derived between the strength of a weak stiffness discontinuity and the magnitudes of superharmonic peaks in the Fourier spectrum of a bilinear oscillator. Expressions ... -
On the Vibration of Coupled Traveling String and Air Bearing Systems
(The American Society of Mechanical Engineers (ASME), 1996)Air bearings are used to position and guide such axially-moving materials as high speed magnetic tapes, paper sheets, and webs. In each case, vibration of the moving medium couples with the ... -
Dynamic Responses of Plates With Viscoelastic Free Layer Damping Treatment
(The American Society of Mechanical Engineers (ASME), 1996)Dynamic transient responses of plates with viscoelastic free damping layers are studied in order to evaluate free layer damping treatment performances. The effects of forcing frequencies and ... -
Stability and Limit Cycles of Parametrically Excited, Axially Moving Strings
(The American Society of Mechanical Engineers (ASME), 1996)Tension fluctuations are the dominant source of excitation in automotive belts. In particular designs, these fluctuations may parametrically excite large amplitude transverse belt vibrations and ... -
Free Vibration of Serpentine Belt Drive Systems
(The American Society of Mechanical Engineers (ASME), 1996)The vibration of an automotive serpentine belt drive system greatly affects the perceived quality and the reliability of the system. Accessory drives with unfavorable vibration characteristics ... -
The Derivatives of Repeated Eigenvalues and Their Associated Eigenvectors
(The American Society of Mechanical Engineers (ASME), 1996)This paper considers the calculation of eigenvalue and eigenvector derivatives when the eigenvalues are repeated. An extension to Nelson’s method is used to calculate the first order derivatives ... -
Threaded Components Under Axial Harmonic Vibration, Part 1: Experiments
(The American Society of Mechanical Engineers (ASME), 1996)Threaded components have found ubiquitous use in many systems and structures. Although frequently overlooked, they represent a complex and often critical design element. One can identify numerous ... -
Damping of Composite Tubes With Embedded Viscoelastic Layers
(The American Society of Mechanical Engineers (ASME), 1996)In this paper, the results of analytical investigation into the effects of cocuring fiber composite tubes with commercially available damping materials are presented. A comprehensive theory has ... -
Threaded Components Under Axial Harmonic Vibration, Part 2: Kinematic Analysis
(The American Society of Mechanical Engineers (ASME), 1996)A kinematic analysis is presented for the twisting of threaded components loaded by gravity and subjected to axial harmonic vibration. It is shown that the complex motions of twisting due to ... -
Torsional Instabilities in a System Incorporating a Hooke’s Joint
(The American Society of Mechanical Engineers (ASME), 1996)Dynamic stability analysis of a driveline which incorporates a Hooke’s joint is presented in this paper. In particular, torsional instabilities due to fluctuating angular velocity ratio across ...