Journal of Vibration and Acoustics: Recent submissions
Now showing items 1141-1160 of 3913
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Mode Coupling Type Instability of a Beam Subjected to Coulomb Friction
(The American Society of Mechanical Engineers (ASME), 2013)To analyze the excitation mechanism of selfexcited oscillation in a beam that is in contact with a moving floor surface such as a cleaning blade, which is a beam mounted in a laser printer to clean the photoreceptor, we ... -
On the Robustness of Instabilities in Friction–Induced Vibration
(The American Society of Mechanical Engineers (ASME), 2013)Frictioninduced vibration and the noise or wear it causes are everlasting problems in the design of dynamical mechanical systems. The most common way to analyze frictioninduced vibration is to determine the borders of ... -
Minimizing Seat Track Vibration That is Caused by the Automatic Start/Stop of an Engine in a Power Split Hybrid Electric Vehicle
(The American Society of Mechanical Engineers (ASME), 2013)The use of hybrid electric vehicles is an effective means of reducing pollution and improving fuel economy. Certain vehicle control strategies commonly automatically shut down or restart the internal combustion engines of ... -
Damage Detection in Fiber Reinforced Composite Beams by Using a Bayesian Fusion Method
(The American Society of Mechanical Engineers (ASME), 2013)This paper presents a method for the detection of damage present in composite beamtype structures. The method, which successfully detected damage in steel beams, is applied to a glass fiberreinforced beam in order to verify ... -
Vibration Analysis for Rotating Ring Stiffened Cylindrical Shells With Arbitrary Boundary Conditions
(The American Society of Mechanical Engineers (ASME), 2013)The free vibration analysis of rotating ringstiffened cylindrical shells with arbitrary boundary conditions is investigated by employing the Rayleigh–Ritz method. Six sets of characteristic orthogonal polynomials satisfying ... -
Nonlinear Interactions in Systems of Multiple Order Centrifugal Pendulum Vibration Absorbers
(The American Society of Mechanical Engineers (ASME), 2013)We consider nonlinear interactions in systems of ordertuned torsional vibration absorbers with sets of absorbers tuned to different orders. In all current applications, absorber systems are designed to reduce torsional ... -
Guided Tuning of Turbine Blades: A Practical Method to Avoid Operating at Resonance
(The American Society of Mechanical Engineers (ASME), 2013)In gas turbine applications, forced vibrations of turbine blades under resonant—or nearly resonant—conditions are undesirable. Usually in airfoil design procedures, at least the first three blade modes are required to ... -
Directional Order Tracking in Rotating Machines
(The American Society of Mechanical Engineers (ASME), 2013)This paper describes a computationally simple method to isolate transient vibration from rotating components whose frequency is tightly linked to rotation and to modes of vibration. The results can be viewed as an enhancement ... -
Prediction of Sound Transmission Loss for Finite Sandwich Panels Based on a Test Procedure on Beam Elements
(The American Society of Mechanical Engineers (ASME), 2013)An approach on the prediction of sound transmission loss for a finite sandwich panel with honeycomb core is described in the paper. The sandwich panel is treated as orthotropic and the apparent bending stiffness in two ... -
Analytical Evaluation of the Acoustic Behavior of Multilayer Walls When Subjected to Three Dimensional and Moving 2.5 Dimensional Loads
(The American Society of Mechanical Engineers (ASME), 2013)This paper focuses on the analytical evaluation of the acoustic behavior of multilayer walls when subjected to 3D and moving 2.5D loads. The computations are performed in the frequency domain for a wall system composed of ... -
An Approximate Formula to Calculate the Restoring and Damping Forces of an Air Spring With a Small Pipe
(The American Society of Mechanical Engineers (ASME), 2013)This paper proposes a simple expression for calculating the restoring and damping forces of an air spring equipped with a small pipe. Air springs are commonly used in railway vehicles, automobiles, and various vibration ... -
Extension of Campbell's Major Resonance With Experimental Demonstration
(The American Society of Mechanical Engineers (ASME), 2013)The interaction of vibratory traveling waves in rotating and stationary axisymmetric components is examined. In the most general case, a resonance can occur when the wave propagation speed in a first structure is equal in ... -
Uncertainty Quantification of a Nonlinear Aeroelastic System Using Polynomial Chaos Expansion With Constant Phase Interpolation
(The American Society of Mechanical Engineers (ASME), 2013)The present study focuses on the uncertainty quantification of an aeroelastic instability system. This is a classical dynamical system often used to model the flow induced oscillation of flexible structures such as turbine ... -
Helicopter Ground Resonance Phenomenon With Blade Stiffness Dissimilarities: Experimental and Theoretical Developments
(The American Society of Mechanical Engineers (ASME), 2013)Recent works have studied ground resonance in helicopters under the aging or damage effects. Indeed, blade leadlag stiffness may vary randomly with time and differ from blade to blade. The influence of stiffness dissimilarities ... -
Design of a Circular Clamped Plate Excited by a Voice Coil and Piezoelectric Patches Used as a Loudspeaker
(The American Society of Mechanical Engineers (ASME), 2013)In this article, a dynamical model of the vibrations and acoustic radiation of a circular clamped plate excited by a voice coil and two annular piezoelectric patches is derived. This model is used to perform an optimization ... -
A Joint Kurtosis Based Adaptive Bandstop Filtering and Iterative Autocorrelation Approach to Bearing Fault Detection
(The American Society of Mechanical Engineers (ASME), 2013)This paper reports a bearing fault detection method based on kurtosisbased adaptive bandstop filtering (KABS) and iterative autocorrelation (IAC). The interferences in the bearing signal can be removed by KABS filtering, ... -
A Model for the Wave Localization in a Disordered Periodic Elevated Railway Undergoing In Plane Vibration
(The American Society of Mechanical Engineers (ASME), 2013)In this study, a model for the analysis of the wave localization in a special kind of simplysupported beam bridge, namely, the periodic elevated railway (PER), is developed. For simplicity, each span of the PER is supposed ... -
Sliding Mode Control of Flexible Rotor Based on Estimated Model of Magnetorheological Squeeze Film Damper
(The American Society of Mechanical Engineers (ASME), 2013)By using magnetorheological (MR) fluid as the lubricating oil in a traditional squeeze film damper (SFD), one can build a variabledamping SFD, thereby controlling the vibration of a rotor by controlling the magnetic field. ... -
Load Recovery in Components Based on Dynamic Strain Measurements
(The American Society of Mechanical Engineers (ASME), 2013)This paper presents a modeling approach for estimating time varying loads acting on a component from experimental strain measurements. The strain response of an elastic vibrating system is written as a linear superposition ... -
Design of Acoustic Metamaterial Devices Based on Inverse Method
(The American Society of Mechanical Engineers (ASME), 2013)The inverse method based on the numerical solution of Laplace's equation is introduced for the design of acoustic metamaterial devices. An arbitrary shaped acoustic concentrator and an external cloak are designed numerically ...