Journal of Vibration and Acoustics: Recent submissions
Now showing items 2381-2400 of 3913
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Effect of Two-to-One Internal Resonances in a Nonlinearly Restrained Fluid Valve
(The American Society of Mechanical Engineers (ASME), 1999)The effect of two-to-one internal resonances on the nonlinear response of a pressure relief valve is studied. The fluid valve is modeled as a distributed parameter system at one end and ... -
Wave Characteristics and Vibration Control of Translating Beams by Optimal Boundary Damping
(The American Society of Mechanical Engineers (ASME), 1999)The transverse motion of a translating tensioned Euler-Bernoulli beam is controlled by passive or active damping applied at a boundary. Even for an undamped beam with a symmetric boundary ... -
Analysis of Torsional Vibration Systems by the Extended Transfer Matrix Method
(The American Society of Mechanical Engineers (ASME), 1999)This study applies the extended transfer matrix method and Newton-Raphson technique with complex numbers for torsional vibration analysis of damped systems. The relationships of the vibratory ... -
Gas Path Sound Transmission in Spherically-Shaped Reciprocating Compressors: Theory and Experiment
(The American Society of Mechanical Engineers (ASME), 1999)Gas pulsations within the refrigerant gas cavity is one of the principal noise propagating paths in reciprocating compressors. This paper provide a physical insight to the relationship between ... -
Linear Time-Varying Dynamic Systems Optimization via Higher-Order Method Using Shifted Chebyshev’s Polynomials
(The American Society of Mechanical Engineers (ASME), 1999)For optimization of classes of linear time-varying dynamic systems with n states and m control inputs, a new higher-order procedure was presented by the authors that does not use Lagrange ... -
A Numerical Analysis for Perforated Muffler Components with Mean Flow
(The American Society of Mechanical Engineers (ASME), 1999)A boundary element approach for analyzing the perforated muffler components with mean flow is developed. Most of the research on perforated mufflers is based on the assumption of plane wave ... -
Dynamics Simulation of Flexible Frame Structures with Time-Varying Shape and Attitude
(The American Society of Mechanical Engineers (ASME), 1999)A new computation scheme is presented for the response analysis of flexible frame structures with time-varying shape and attitude. The governing equations for a continuum are derived in the ... -
Simultaneous Optimization of Structure and Control for Vibration Suppression
(The American Society of Mechanical Engineers (ASME), 1999)A method of simultaneous optimization of structure and control using mixed H2 and H∞ norms of the transfer function as the objective function is proposed and the modeling and formulation of ... -
Dynamic Torsional Response of a Laminated Circular Disc
(The American Society of Mechanical Engineers (ASME), 1999)Harmonic and transient torsional responses of a laminated circular disc (or a laminated circular cylinder), caused by torques applied on both ends of the disc, is investigated with use of a ... -
Free Vibration Analysis of Shafts on Resilient Bearings Using Timoshenko Beam Theory
(The American Society of Mechanical Engineers (ASME), 1999)This paper presents an analytical method adopted for the free vibration analysis of a shaft, both ends of which are supported by resilient bearings. The shaft is modeled by Timoshenko beam ... -
The Effect of Thread Dimensional Conformance on Vibration-Induced Loosening
(The American Society of Mechanical Engineers (ASME), 1999)This paper presents the results from dynamic tests that investigate the effect of thread dimensional conformance of fasteners on vibration-induced loosening. Test specimens include combinations of ... -
Finite Elements with Nonreflecting Boundary Conditions Formulated by the Helmholtz Integral Equation
(The American Society of Mechanical Engineers (ASME), 1999)In the proposed approach, an acoustic domain is split into two parts by an arbitrary artificial boundary. The surrounding medium around the vibrating surface is discretized with finite elements ... -
Interaction Dynamics Between a Flexible Rotor and an Auxiliary Clearance Bearing
(The American Society of Mechanical Engineers (ASME), 1999)This study investigates the application of synchronous interaction dynamics methodology to the design of auxiliary bearing systems. The technique is applied to a flexible rotor system and comparisons ... -
Modal Analysis of Rotor on Piecewise Linear Journal Bearings Under Seismic Excitation
(The American Society of Mechanical Engineers (ASME), 1999)A rotor bearing system is expected to exhibit large vibration amplitudes when subjected to a large seismic excitation. It is possible that these vibrations can lead to large values the ... -
Analytical Dynamic Performance Modeling for Individual C-block Actuators
(The American Society of Mechanical Engineers (ASME), 1999)C-blocks are mid-range piezoelectric actuators that show promise for use in dynamic applications, such as noise and vibration control. This paper presents an analytical model of an individual ... -
Vibration Analysis of Discontinuous Mindlin Plates by Differential Quadrature Element Method
(The American Society of Mechanical Engineers (ASME), 1999)A new numerical technique, the differential quadrature element method (DQEM), has been developed for solving the free vibration of the discontinuous Mindlin plate in this paper. By the DQEM, ... -
Simulation of Vehicle Pass-by Noise Radiation
(The American Society of Mechanical Engineers (ASME), 1999)This paper presents an extended Kirchhoff integral formulation for predicting sound radiation from an arbitrarily shaped vibrating structure moving along an infinite baffle. In deriving this ... -
Wave Analysis of Mode Localization and Delocalization in Elastically Constrained Strings and Beams
(The American Society of Mechanical Engineers (ASME), 1999)The free vibration response of both a string and a Euler-Bernoulli beam supported by intermediate elastic constraints is studied and analyzed. For both the string and beam systems, curve veering ... -
Optimal Vibration Feedback Control of an Euler-Bernoulli Beam: Toward Realization of the Active Sink Method
(The American Society of Mechanical Engineers (ASME), 1999)This paper discusses the optimal vibration feedback control of an Euler-Bernoulli beam from a viewpoint of active wave control making all structural modes inactive (more than suppressed). Using ... -
Determining the Loss Factor by the Power Input Method (PIM), Part 2: Experimental Investigation with Impact Hammer Excitation
(The American Society of Mechanical Engineers (ASME), 1999)Damping must be accurately determined in the design and/or optimization of vehicle and aircraft trim. Yet, owing to the complexity of the dynamic interaction among the components in trimmed ...