Journal of Vibration and Acoustics: Recent submissions
Now showing items 1121-1140 of 3913
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A Finite Volume Time Domain Method for In Plane Vibration on Mixed Grids
(The American Society of Mechanical Engineers (ASME), 2014)A finite volume time domain method is developed for inplane vibration based on mixed triangular and quadrilateral elements. Here the linear quadrilateral element shape function is introduced instead of the constant one to ... -
Suppression of Friction Induced Bending Vibrations in a Flexible Disk Sliding in Contact With a Rigid Surface
(The American Society of Mechanical Engineers (ASME), 2014)The paper describes an instability mechanism in a friction unit comprising a rotating flexible annular disk pressed to a rigid surface on the whole outer circumference. It is shown that for such a system, sliding friction ... -
Vibration Power Flow Analysis of a Submerged Constrained Layer Damping Cylindrical Shell
(The American Society of Mechanical Engineers (ASME), 2014)The vibration power flow in a submerged infinite constrained layer damping (CLD) cylindrical shell is studied in the present paper using the wave propagation approach. Dynamic equations of the shell are derived with the ... -
Mechanical Models of Low Gravity Sloshing Taking Into Account Viscous Damping
(The American Society of Mechanical Engineers (ASME), 2014)Mechanical models of damped lowgravity sloshing are developed using a proposed analytical method for arbitrary axisymmetric tanks. It is shown that (a) the complex amplitudes of the force and moment caused by the conventional ... -
Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation Ray Matrix Combined With the Floquet Bloch Theorem
(The American Society of Mechanical Engineers (ASME), 2014)The method of reverberationray matrix (MRRM) combined with the Floquet–Bloch theorem, which serves as an alternative method, is presented for accurately analyzing longitudinal waves in general periodic multiphase rods. ... -
An Alternative Formulation of the Dynamic Transmission Error to Study the Oscillations of Automotive Hypoid Gears
(The American Society of Mechanical Engineers (ASME), 2014)A new modeling approach on the torsional dynamics of hypoid gear pairs is presented in this work. The current formulation is characterized by an alternative expression of the dynamic transmission error (DTE), accounting ... -
Efficient Hybrid Finite Element Method for Flutter Prediction of Functionally Graded Cylindrical Shells
(The American Society of Mechanical Engineers (ASME), 2014)In this work, a hybrid finite element formulation is presented to predict the flutter boundaries of circular cylindrical shells made of functionally graded (FG) materials. The development is based on a combination of linear ... -
Influence of the Internal State of a Maxwell Damper on Free Critically Damped Vibrations
(The American Society of Mechanical Engineers (ASME), 2013)A Maxwell damper with a damper spring in series with a viscous dashpot is a more physical model than a viscous dashpot because the Maxwell damper models the elasticity of the connecting links of the viscous dashpot. The ... -
Vibration Analysis of the Flexible Connecting Rod With the Breathing Crack in a Slider Crank Mechanism
(The American Society of Mechanical Engineers (ASME), 2013)This paper investigates the dynamic response of the cracked and flexible connecting rod in a slidercrank mechanism. Using Euler–Bernoulli beam theory to model the connecting rod without a crack, the governing equation ... -
Wave Based Method for Free Vibration Analysis of Cylindrical Shells With Nonuniform Stiffener Distribution
(The American Society of Mechanical Engineers (ASME), 2013)Wave based method (WBM) is presented to analysis the free vibration characteristics of cylindrical shells with nonuniform stiffener distributions for arbitrary boundary conditions. The stiffeners are treated as discrete ... -
On the Accuracy of a Four Node Delaminated Composite Plate Element and Its Application to Damage Detection
(The American Society of Mechanical Engineers (ASME), 2013)This paper presents a new fournode composite element, which incorporates nd delaminations through its thickness. Based on the extended finite element method (XFEM) technology, the element is particularized on a CLT (classical ... -
Stick Slip Vibrations of Layered Structures Undergoing Large Deflection and Dry Friction at the Interface
(The American Society of Mechanical Engineers (ASME), 2013)The present study focuses on the nonlinear analysis of the dynamical behavior of layered structures, including interfacial friction in the presence of the stickslip phenomenon and large deformation. To achieve a proper ... -
Measurements on the Temperature, Dynamic Strain Amplitude and Magnetic Field Strength Dependence of the Dynamic Shear Modulus of Magnetosensitive Elastomers in a Wide Frequency Range
(The American Society of Mechanical Engineers (ASME), 2013)A measurement study is conducted to investigate how changes in temperature, dynamic strain amplitude, and magnetic field strength influence the behavior of a magnetosensitive material. During the measurements seven ... -
Modal Representation of Second Order Flexible Structures With Damped Boundaries
(The American Society of Mechanical Engineers (ASME), 2013)The problem of obtaining a modal (i.e., infinite series) solution of second order flexible structures with viscous damping boundary conditions is considered. In conservative boundary systems, separation of variables is ... -
Nonlinear Parametric Resonance of a Fractional Damped Axially Moving String
(The American Society of Mechanical Engineers (ASME), 2013)Nonlinear parametric vibration of an axially accelerating viscoelastic string is investigated. The string is constituted by the fractional Kelvin model. The principal parametric resonance is analyzed by using an asymptotic ... -
Natural Frequency Clusters in Planetary Gear Vibration
(The American Society of Mechanical Engineers (ASME), 2013)This paper investigates how the natural frequencies of planetary gears tend to gather into clusters (or groups). This behavior is observed experimentally and analyzed in further detail by numerical analysis. There are three ... -
Modulation Spectroscopy of Acoustic Waves in Solids Containing Contact Type Cracks
(The American Society of Mechanical Engineers (ASME), 2013)This study examined the characteristics of sidebands in modulation spectroscopy on a highfrequency wave interacting with a defect that imposes a simple switching type disruption caused by a lowfrequency, highamplitude ... -
On the Relations Between Audio Features and Room Acoustic Parameters of Auralizations
(The American Society of Mechanical Engineers (ASME), 2013)The usual parameters in room acoustics are used to quantify the acoustic characteristics of rooms and their relation to the subjective perception of transmitted signals. Audio features (calculated with MIRToolbox) have ... -
A Computational Investigation of the Steady State Vibrations of Unbalanced Flexibly Supported Rigid Rotors Damped by Short Magnetorheological Squeeze Film Dampers
(The American Society of Mechanical Engineers (ASME), 2013)Unbalance is the principal cause of excitation of lateral vibrations of rotors and generation of the forces transmitted through the rotor supports to the foundations. These effects can be significantly reduced if damping ... -
Influence of Clearances and Thermal Effects on the Dynamic Behavior of Gear Hydrodynamic Journal Bearing Systems
(The American Society of Mechanical Engineers (ASME), 2013)A global model of mechanical transmissions is introduced which deals with most of the possible interactions between gears, shafts, and hydrodynamic journal bearings. A specific element for widefaced gears with nonlinear ...