Journal of Vibration and Acoustics: Recent submissions
Now showing items 3021-3040 of 3913
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Rotor Whirl Forces Induced by the Tip Clearance Effect in Axial Flow Compressors
(The American Society of Mechanical Engineers (ASME), 1993)It is now widely recognized that destabilizing forces, tending to generate forward rotor whirl, are generated in axial flow turbines as a result of the nonuniform torque induced by the nonuniform ... -
A Mixture Theory for Response Fields in Complex Structures
(The American Society of Mechanical Engineers (ASME), 1993)A formal procedure is developed for the calculation of fields when two (or more) component subsystems are thoroughly interlocked, so that their surface of contact extends through the total ... -
Erratum: “Structural Modal Multifurcation With Internal Resonance: Part I—Deterministic Approach” (Journal of Vibration and Acoustics, 1993, 115, pp. 182–192)
(The American Society of Mechanical Engineers (ASME), 1993) -
Transverse Natural Vibrations of a Cracked Beam Loaded with a Constant Axial Force
(The American Society of Mechanical Engineers (ASME), 1993)The influence of transverse, one-edge open cracks on the natural frequencies of the cantilever beam subjected to vertical loads is analyzed. A finite element method (FE) is used for modelling ... -
Modal Analysis of a Spinning Cylindrical Shell with Interior Point or Circular Line Supports
(The American Society of Mechanical Engineers (ASME), 1993)An approach to the modal analysis of a spinning cylindrical shell with interior multipoint or circular-line supports is developed. Receptance theory is applied for joining the shell and supports. ... -
Vibration and Deflection of a Silicon-Wafer Slicer Cutting the Crystal Ingot
(The American Society of Mechanical Engineers (ASME), 1993)Vibration and deflection of a silicon-wafer slicer cutting the crystal ingot is studied analytically. The blade is clamped and then tensioned in the radial direction at the outer boundary. The ... -
Two-Channel Laser Vibrometer Techniques for Vibrational Intensity Measurements: Part 1—Flexural Intensity
(The American Society of Mechanical Engineers (ASME), 1993)A laser technique which measures vibrational energy flow (intensity) via propagating bending waves is described. A pair of scanning laser beams from a two-channel laser vibrometer is used to ... -
Flexural Vibration of In-Plane Loaded Plates with Straight Line/Curved Internal Supports
(The American Society of Mechanical Engineers (ASME), 1993)An investigation into the vibration analysis of a class of in-plane loaded rectangular plates with internal supports of arbitrary contour is conducted. Solutions to this vibration problem are ... -
Numerical Approach to Far Field Acoustic Wave Propagation from a Prolate Spheroidal Surface
(The American Society of Mechanical Engineers (ASME), 1993)A method is described for calculating the far field, transient, three-dimensional pressure field generated by acoustic waves emanating from a prolate spheroidal surface. The pressure field is ... -
Vibration Signature Based Condition Monitoring of Bowl-Roller Coal Pulverizers
(The American Society of Mechanical Engineers (ASME), 1993)The overall objective of the work reported in this paper is to minimize the cost of power generation in thermal power stations utilizing pulverized coal combustion processes for steam generation. ... -
Design Optimization of Aircraft Engine-Mount Systems
(The American Society of Mechanical Engineers (ASME), 1993)Design optimization of aircraft engine-mount systems for vibration isolation is presented. The engine is modeled as a rigid body connected to a flexible base representing the nacelle. The base ... -
Forced Vibration of Flexible Body Systems: A Dynamic Stiffness Method
(The American Society of Mechanical Engineers (ASME), 1993)Due to the development of high speed machinery, robots, and aerospace structures, the research of flexible body systems undergoing both gross motion and elastic deformation has seen increasing ... -
Vibration Isolation in a Microgravity Environment
(The American Society of Mechanical Engineers (ASME), 1993)Many in-space research experiments require the microgravity environment attainable near the center of mass of the proposed space station. Since dynamic disturbances to the surrounding structure ... -
Modeling Rotating Shafts Using Axisymmetric Solid Finite Elements with Matrix Reduction
(The American Society of Mechanical Engineers (ASME), 1993)An axisymmetric harmonic finite element representation is used to calculate shaft lateral critical speeds and perform stability analysis. Unlike a beam element model, an axisymmetric solid element ... -
The Analysis of Linear Rotor-Bearing Systems: A General Transfer Matrix Method
(The American Society of Mechanical Engineers (ASME), 1993)A general transfer matrix method (GTMM) is developed in the present work for analyzing the steady-state responses of rotor-bearing systems with an unbalancing shaft. Specifically, we derived the ... -
Dynamic Behavior of Valves with Pneumatic Chambers for Reciprocating Compressors
(The American Society of Mechanical Engineers (ASME), 1993)This paper describes the dynamic behavior of valves with pneumatic chambers for reciprocating compressors. These are known as “damped valves” and are capable of reducing the impact on the valve ... -
Waves on Fluid-Loaded Inhomogeneous Elastic Shells of Arbitrary Shape
(The American Society of Mechanical Engineers (ASME), 1993)A generalization of the Donnell model for a thin shell of arbitrary shape, and with position-dependent elastic and geometric properties, is used to formulate a wave theory for quasi-straight-crested ... -
Optimum Design of Optical Pick-Up by Elimination of Resonance Peaks
(The American Society of Mechanical Engineers (ASME), 1993)A method for structural dynamic optimization is proposed using sensitivity analysis of resonance and anti-resonance frequencies. The sensitivity of the anti-resonance frequency is newly defined. ... -
Experimental and Analytical Study of the Frequencies of an S-C-S-C Plate Carrying a Concentrated Mass
(The American Society of Mechanical Engineers (ASME), 1993)The present work is concerned with the determination of the fundamental frequencies of a simply supported-clamped-simply supported-clamped (SCSC) plate carrying a concentrated mass. An energy method ... -
Mode Superposition Analysis of Viscously Damped Nonlinear Structural Systems Using an Incremental Algorithm
(The American Society of Mechanical Engineers (ASME), 1993)A mode superposition method for approximately solving the dynamic response of viscously damped nonlinear structural systems is presented, which is characterized by high accuracy and low computational ...