Journal of Vibration and Acoustics: Recent submissions
Now showing items 3241-3260 of 3913
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A Recursive Pole Placement Method for Large Flexible Structures
(The American Society of Mechanical Engineers (ASME), 1990)This paper presents a recursive method to accomplish pole placement for control of large-order vibrating systems. The pole placement is based on matrix perturbation theory, where the controls ... -
The Sufficient and Necessary Conditions for Decomposability of Mechanical Systems
(The American Society of Mechanical Engineers (ASME), 1990)Many mechanical systems have the mathematical model as Mẍ + Dẋ + Kx=0. For this mathematical model of systems T. K. Caughey, M. E. J. Kelly, and D. W. Nicholson studied its uncoupling ... -
Matrix Decomposition Methods in Experimental Modal Analysis
(The American Society of Mechanical Engineers (ASME), 1990) -
An Integrated Approach for Friction Damper Design
(The American Society of Mechanical Engineers (ASME), 1990)A procedure is outlined for determining the optimal design of friction dampers for high-speed turbomachinery blading. The procedure includes: An integration of bench test results with finite-element ... -
A New Method for the Optimization of a Vibration Isolation System
(The American Society of Mechanical Engineers (ASME), 1990)Formerly the optimization of the passive vibration isolator is mainly founded on the nonlinear programming algorithms. The methods are iterative in nature and time-consuming. In this paper a ... -
An Improved Formulation for Acoustic Eigenmode Extraction from Boundary Element Models
(The American Society of Mechanical Engineers (ASME), 1990)The acoustic boundary element method has been utilized primarily as a direct response analysis technique. Recently, methodologies have been published that enable the formulation of an eigenvalue ... -
A Modified Conical Beam Element Based on Finite Element Analysis: Experimental Correlations
(The American Society of Mechanical Engineers (ASME), 1990)A portion of the results from a previous investigation into the structural behavior of hollow conical sections has been used to develop a method of correcting the conical beam element used ... -
Dynamic Modeling and Analysis of a High Speed Precision Drilling Machine
(The American Society of Mechanical Engineers (ASME), 1990)This paper describes the modeling and dynamic analysis of a high speed precision circuit board drilling machine. The drilling machine has two banks of movable drill spindles supported between ... -
Elastic Wave Propagation from Point Excitations on Thin-Walled Cylindrical Shells
(The American Society of Mechanical Engineers (ASME), 1990)The circular cylindrical shell is described by equations that govern wave propagation in a two-dimensional homogeneous, but anisotropic and dispersive, medium. The idealization of an unbounded ... -
Efficient Loads Analyses of Shuttle-Payloads Using Dynamic Models With Linear Or Nonlinear Interfaces
(The American Society of Mechanical Engineers (ASME), 1990)A technique is presented for conducting efficient loads analyses of Shuttle-payloads systems with linear or nonlinear attachment interfaces. The technique relies on representing the Space Shuttle ... -
Planar Vibration of an Elastica Arch: Theory and Experiment
(The American Society of Mechanical Engineers (ASME), 1990)This investigation examines the planar, linear vibration of a deep arch that is described by a simply supported elastica. The arch is formed from an elastic rod that buckles nonlinearly under ... -
A Method for Calculating Labyrinth Seal Inlet Swirl Velocity
(The American Society of Mechanical Engineers (ASME), 1990)The results of numerous investigators have shown the importance of inlet swirl on the calculated dynamic stiffness and stability of labyrinth seals. These results have not included any calculation ... -
Bending Vibrations of a Plate Combination Subject to Point Excitation
(The American Society of Mechanical Engineers (ASME), 1990)The bending vibration of a structure composed of five rectangular thin plates, subject to point excitation, is investigated theoretically and experimentally. In the theoretical description the ... -
Two-Dimensional Radiation and Scattering at Short Wave Length
(The American Society of Mechanical Engineers (ASME), 1990)The problem of radiation and scattering by objects in the case when the wave length is much smaller than the characteristic dimension of the radiator or scatterer is investigated. The boundary ... -
A Fast Rational Model Approach to Parametric Spectral Estimation—Part I: The Algorithm
(The American Society of Mechanical Engineers (ASME), 1990)A novel, fast rational model (ARMA) approach to parametric spectral estimation, based on correlation-type and guaranteed-stability versions of the Suboptimum Maximum Likelihood scheme that utilizes ... -
A Fast Rational Model Approach to Parametric Spectral Estimation—Part II: Properties and Performance Evaluation
(The American Society of Mechanical Engineers (ASME), 1990)In the first part of this paper (Fassois, 1990), the basic form of a novel, fast rational model approach to parametric spectral estimation was introduced. In this second part the consistency ... -
On the Vibration of a Translating String Coupled to Hydrodynamic Bearings
(The American Society of Mechanical Engineers (ASME), 1990)The vibration of a translating string, controlled through hydrodynamic bearing forces, is analyzed by the transfer function method. Interactions between the string response and the bearing film ... -
Torsional Vibrations in Turbogenerators Due to Network Disturbances
(The American Society of Mechanical Engineers (ASME), 1990)Large steam-turbine generators in operation may be stimulated to torsional vibrations by dynamic moments at the generator due to electrical system transients. The induced torsional stresses in ... -
Discussion: “An Improved Formulation for Acoustic Eigenmode Extraction from Boundary Element Models” (Coyette, J. P., and Fyfe, K. R., 1990, ASME J. Vibr. Acoust., 112, pp. 392–397)
(The American Society of Mechanical Engineers (ASME), 1990) -
Closure to “Discussion of ‘An Improved Formulation for Acoustic Eigenmode Extraction from Boundary Element Models’” (1990, ASME J. Vibr. Acoust., 112, pp. 397–398)
(The American Society of Mechanical Engineers (ASME), 1990)