Journal of Vibration and Acoustics: Recent submissions
Now showing items 2881-2900 of 3913
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Full Beam Formulation of a Rotating Beam-Mass System
(The American Society of Mechanical Engineers (ASME), 1994)In this study a comprehensive approach for modeling flexibility for a beam with tip mass is presented. The method utilizes a Timoshenko beam with geometric stiffening. The element matrices are ... -
On Nonlinear Modes of Continuous Systems
(The American Society of Mechanical Engineers (ASME), 1994)We use several methods to study the nonlinear modes of one-dimensional continuous systems with cubic inertia and geometric nonlinearities. Invariant manifold and perturbation methods applied to ... -
Experimental Modal Analysis of a Suspension Assembly Loaded on a Rotating Disk
(The American Society of Mechanical Engineers (ASME), 1994)An experimental modal analysis system, which has been shown to be effective in the study of small structures, is utilized to analyze the interaction of the disk and the suspension assembly ... -
Navier-Stokes Computations of Cavity Aeroacoustics with Suppression Devices
(The American Society of Mechanical Engineers (ASME), 1994)Effectiveness of two devices to suppress the cavity acoustics was computationally investigated. Two dimensional, computational simulations were performed for the transonic, turbulent flows past a ... -
Nonlinear Dynamics of an Oilless Linear Drive Reciprocating Compressor
(The American Society of Mechanical Engineers (ASME), 1994)Two modeling methodologies of the dynamics of a motor-compressor system are presented. The first approach considered only the mechanical system subjected to a sinusoidal input force with the ... -
Response Solutions for the Vibration of a Traveling String on an Elastic Foundation
(The American Society of Mechanical Engineers (ASME), 1994)This Tech Brief presents solutions to the response problem for the vibration of an axially-moving string that is supported by an elastic foundation. This system is of technical interest in the ... -
An Impedance Method for Dynamic Analysis of Active Material Systems
(The American Society of Mechanical Engineers (ASME), 1994)This paper describes a new approach to analyzing the dynamic response of active material systems with integrated induced strain actuators, including piezoelectric, electrostrictive, and magnetostrictive ... -
Two-Channel Laser Vibrometer Techniques for Vibrational Intensity Measurements: Part 2—Longitudinal Intensity
(The American Society of Mechanical Engineers (ASME), 1994)This paper extends the application of a two-channel vibrometer technique from the measurement of flexural energy flow (detailed in Part 1) to the measurement of longitudinal energy flow. The ... -
Experimental Characterization of an Electrorheological Material Subjected to Oscillatory Shear Strains
(The American Society of Mechanical Engineers (ASME), 1994)The coupled electrical and mechanical dynamic properties of electrorheological (ER) materials comprised of alumino-silicate in fluorinated liquids are experimentally studied to gain insight into ... -
A Method for the Calculation of Natural Frequencies of Orthotropic Axisymmetrically Loaded Shells of Revolution
(The American Society of Mechanical Engineers (ASME), 1994)A methodology is presented for the calculation of the natural frequencies of orthotropic axisymmetrically loaded shells of revolution including the effect of transverse shear deformation. The ... -
Rotational Response and Slip Prediction of Serpentine Belt Drive Systems
(The American Society of Mechanical Engineers (ASME), 1994)A nonlinear model is developed which describes the rotational response of automotive serpentine belt drive systems. Serpentine drives utilize a single (long) belt to drive all engine accessories ... -
An Active Control Strategy for Achieving Weak Radiator Structures
(The American Society of Mechanical Engineers (ASME), 1994)A general control strategy is presented for active suppression of total radiated sound power from harmonically excited structures based on the measurement of their response. Using the measured ... -
Vibration of Triangular Mindlin Plates Subject to Isotropic In-Plane Stresses
(The American Society of Mechanical Engineers (ASME), 1994)The influence of isotropic in-plane stresses on the fundamental vibration frequencies of thick triangular plates is investigated. Some critical buckling factors are also presented in the paper. ... -
Relationship between Mean Value and Fourier Coefficients of a Time-Varying Function with Half-Period Rests: Theory and Application
(The American Society of Mechanical Engineers (ASME), 1994)The Fourier coefficients are investigated for such a periodic time function whose magnitude keeps constant during the time of every half-period. In this case the relationship between the mean ... -
Vibrations of a Shallow Spherical Shell on a Kerr Foundation
(The American Society of Mechanical Engineers (ASME), 1994)Large amplitude free vibrations of a clamped shallow spherical shell on a Kerr-type elastic foundation model are investigated. A detailed parametric study is conducted involving geometric and ... -
Linear Analysis Method for the Dynamic Response of a Winkler Foundation-Supported Elastic Plate Subjected to Low Velocity Projectile Impact
(The American Society of Mechanical Engineers (ASME), 1994)This work considers the dynamic response of an elastic plate with arbitrary boundary shape supported by a linear viscoelastic Winkler foundation, and impacted by a low velocity projectile. A ... -
Vibration Conveyance in Spatial-Curved Tubes
(The American Society of Mechanical Engineers (ASME), 1994)The problem of inserting a long optical fiber into a long helical steel tube by means of vibration is modelled as a block repeatedly sliding and jumping inside a vibrating long tube which ... -
A Technique to Measure the Breathing Wave Speed in a Towed Array
(The American Society of Mechanical Engineers (ASME), 1994)A method is developed for measuring the breathing wave speed in a towed array. The front of the array is longitudinally vibrated, producing aft-traveling wave energy that is detected by measuring ... -
Predicting Random High-Cycle Fatigue Life With Finite Elements
(The American Society of Mechanical Engineers (ASME), 1994)This paper extends the classical theory of random fatigue to multiaxial stress fields, using a quadratic criterion. An equivalent uniaxial random process is constructed by combining the power ... -
Structural Damage Detection Using a Minimum Rank Update Theory
(The American Society of Mechanical Engineers (ASME), 1994)A computationally attractive algorithm is developed to provide an insight to the location and extent of structural damage. The algorithm makes use of an original finite element model and a ...