Journal of Vibration and Acoustics: Recent submissions
Now showing items 181-200 of 3913
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A Robust Delayed Resonator Construction Using Amplifying Mechanism
(The American Society of Mechanical Engineers (ASME), 2022)The delayed resonator (DR) is an active vibration absorber, which yields ideal vibration suppression at its resonance frequency. In this study, we further complement the DR design in a distinctive mechanical path by ... -
Develop and Verify Energy-Based Statistical Linearization Technique to Analysis Nonlinear Stochastic Vibration of a Spur Gear Pair
(The American Society of Mechanical Engineers (ASME), 2022)In this article, an energy-based statistical linearization method (SL) is proposed to simulate a nonlinear dynamic model of spur gear pair. The gear pair operates under combined deterministic and random loads, and both ... -
Vibration Analysis of Rotating Combined Thin-Walled Shells With Multiple Conical Segments
(The American Society of Mechanical Engineers (ASME), 2022)In this paper, vibration analysis of rotating combined thin-walled shells with multiple conical segments has been carried out. Considering the centrifugal force, Coriolis force, and initial hoop tension due to rotation, ... -
A Rattle Noise Severity Index for Multi-Mesh Gear Trains Subjected to Torque Fluctuations
(The American Society of Mechanical Engineers (ASME), 2022)External fluctuation torques acting on gear trains having clearances often cause vibro-impact motions with resultant rattle noise issues. In this study, an impact velocity-based rattle severity parameter that correlates ... -
Flexural Wave Propagation in Rigid Elastic Combined Metabeam
(The American Society of Mechanical Engineers (ASME), 2022)In this paper, flexural wave propagation, attenuation, and reflection through finite number of rigid elastic combined metabeam (RECM) elements sandwiched between two Euler Bernoulli beams has been studied, implementing the ... -
Did S. P. Timoshenko and P. Ehrenfest Overestimate the Importance of the FourthOrder Time Derivative in Their Beam Theory?
(The American Society of Mechanical Engineers (ASME), 2022)In this study, we investigate the importance of the fourthorder time derivative that appears in the equations derived by Jacques Antoine Charles Bresse in 1859, as well as in equations that were derived by Stephen Prokofievich ... -
Further Insights Into the Timoshenko–Ehrenfest Beam Theory
(The American Society of Mechanical Engineers (ASME), 2022)In this paper, the theory of a Timoshenko–Ehrenfest beam is revisited and given a new perspective with particular emphasis on the relative significances of the parameters underlying the theory. The investigation is intended ... -
Broadening Band Gaps of Bragg Scattering Phononic Crystal With Graded Supercell Configuration
(The American Society of Mechanical Engineers (ASME), 2022)A new phononic crystal with the graded supercell configuration is proposed to broaden the Bragg scattering band gaps. The graded structural design can merge adjacent multiple band gaps into an extremely broad one. The ... -
Free Vibration Analysis of Elastically Restrained Laminated Planar Frames
(The American Society of Mechanical Engineers (ASME), 2022)A wavebased model that incorporates the effects of shear deformation, rotary inertia and elastic coupling due to structural anisotropy, is developed to analyze the free vibrations of elastically restrained laminated planar ... -
Nonlinear Reduced Order Modeling of Structures Near Buckling and Application to an Energy Harvester
(The American Society of Mechanical Engineers (ASME), 2022)The focus of this investigation is first on assessing the validity to structures under inplane forces, in particular near buckling, of the reduced order modeling approach for nonlinear geometric response that has been ... -
Reformulation for the Solution of the Dynamic Response of CoAxial Segmented Beams
(The American Society of Mechanical Engineers (ASME), 2022)Stepped beams constitute an important class of engineering structures whose vibration response has been widely studied. Many of the existing methods for studying stepped beams manifest serious numerical difficulties as the ... -
Broadband Sound Transmission Loss in a Corrugated Sound Panel Using Periodic Structure Theory
(The American Society of Mechanical Engineers (ASME), 2022)The vibration and sound radiation characteristics of a double leaf panel wall with corrugated core are analyzed. The core comprises of repeating unit cells along the length of the panel. Each cell is a combination of a ... -
Wave Propagation in Timoshenko–Ehrenfest Nanobeam: A Mixture Unified Gradient Theory
(The American Society of Mechanical Engineers (ASME), 2022)A sizedependent elasticity theory, founded on variationally consistent formulations, is developed to analyze the wave propagation in nanosized beams. The mixture unified gradient theory of elasticity, integrating the stress ... -
The 100th Anniversary of the Timoshenko–Ehrenfest Beam Model
(The American Society of Mechanical Engineers (ASME), 2022)Beams are ubiquitous elements in numerous fields of engineering. “A beam is defined as a structure having one of its dimensions much larger than the other two. The axis of the beam is defined along that longer dimension ... -
A ProofofConcept Study on an InternalResonanceBased Piezoelectric Energy Harvester With Coupled ThreeDimensional BendingTorsion Motions
(The American Society of Mechanical Engineers (ASME), 2022)By exchanging the internal energy between coupled vibration modes, internalresonancebased energy harvesters may provide an effective solution to broadening and enhancing bandwidth and power performance in dealing with ... -
Free Vibration of Timoshenko–Ehrenfest Beams and Frameworks Using Frequency-Dependent Mass and Stiffness Matrices
(The American Society of Mechanical Engineers (ASME), 2022)The frequency-dependent mass and stiffness matrices of a Timoshenko–Ehrenfest beam are developed through extensive application of symbolic computation. Explicit algebraic expressions for the frequency dependent shape ... -
Nonlinear Vibration Analysis of a Generally Restrained Axially Loaded Beam Structure With a Local Uniform Nonlinear Foundation
(The American Society of Mechanical Engineers (ASME), 2022)Beam structures are widely used in various engineering occasions to model various structures. Numerous researchers have studied dynamic responses of beam structures with nonlinear supports or nonlinear foundations. In ... -
Traveling and Standing Flexural Waves in the Micro-Beam Based on the Fraction-Order Nonlocal Strain Gradient Theory
(The American Society of Mechanical Engineers (ASME), 2022)The traveling and standing flexural waves in the microbeam are studied based on the fraction-order nonlocal strain gradient elasticity in the present paper. First, the Hamilton’s variational principle is used to derive the ... -
Coupled Flexural–Torsional Forced Vibration Analysis of a Piezoelectrically Actuated Double-Cantilever Structure
(The American Society of Mechanical Engineers (ASME), 2022)In this paper, the forced coupled flexural–torsional vibration of a piezoelectrically actuated double-cantilever structure is investigated. The double-cantilever structure is composed of two uniform and identical Euler–Bernoulli ... -
Vibration of Complex Euler–Bernoulli and Timoshenko–Ehrenfest Beams Through Affine GPSFs
(The American Society of Mechanical Engineers (ASME), 2022)Vibrations of thin and thick beams containing internal complexities are analyzed through generalized bases made of global piecewise-smooth functions (GPSFs). Such functional bases allow us to globally analyze multiple ...