Journal of Vibration and Acoustics: Recent submissions
Now showing items 261-280 of 3913
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Anti-Resonance Frequency Control by Span-Tuning Dynamic Vibration Absorber for Brush Cutter Vibration Reduction
(The American Society of Mechanical Engineers (ASME), 2021)Significant handle vibrations often occur during mowing operation even with anti-vibration type brush cutters. This is often caused by combined-bending natural mode of the main pipe and driveshaft which is mainly excited ... -
Investigation on the Rotational Dynamics of a Timing Belt Drive Including an Oval Driving Pulley
(The American Society of Mechanical Engineers (ASME), 2021)Recent developments in timing belt drive for the automotive engine have seen the use of non-circular pulleys. This study presents an experimental and numerical investigation on this type of transmission including an oval ... -
Control of Vibratory MEMS Gyroscope With the Drive Mode Excited Through Parametric Resonance
(The American Society of Mechanical Engineers (ASME), 2021)In this paper, we present a control strategy for a micro-electro-mechanical gyroscope with a drive mode excited through parametric resonance. The reduced order two degrees-of-freedom model of the device is built, and the ... -
Damping Frame Vibrations Using Anechoic Stubs: Analysis Using an Exact Wave-Based Approach
(The American Society of Mechanical Engineers (ASME), 2021)This paper explores the addition of small stubs with anechoic terminations (termed herein “anechoic stubs”) as a means of damping and/or removing vibration modes from planar frame structures. Due to the difficulties ... -
Dynamic Characteristic Analysis of Rotating Blade With Transverse Crack—Part II: A Comparison Study of Different Crack Models
(The American Society of Mechanical Engineers (ASME), 2021)This study aims at the comparative analysis and improvement of different analytical crack models for rotating blade. Part II of this study focuses on the comparative analysis of dynamic characteristics based on modified ... -
Dynamic Characteristic Analysis of Rotating Blade With Transverse Crack—Part I: Modeling, Modification, and Validation
(The American Society of Mechanical Engineers (ASME), 2021)This study aims at the systematical improvement and comparative analysis of analytical crack models for the rotating blade. Part I of this study focuses on analytical modeling, model modification, and model validation of ... -
Active Detection of Small Imperfections in Structures With Cyclic Symmetry
(The American Society of Mechanical Engineers (ASME), 2021)Structures possessing cyclic symmetry such as turbine bladed disks, ultrasonic motors, and toothed gear wheels can experience elevated vibration levels when small deviations from circumferential periodicity exist. Detection ... -
Nonlinear Smart Beam Model for Energy Harvesting
(The American Society of Mechanical Engineers (ASME), 2021)In this paper, the nonlinear modeling of beam energy harvester embedded with piezoelectric transducers is presented. Starting from a multibody dynamics perspective, a fully coupled electromechanical nonlinear beam model ... -
Dynamic Stress Analysis of Exposed Pipes Subjected to a Moving In-Line Inspection Tool
(The American Society of Mechanical Engineers (ASME), 2021)In-line inspection (ILI) is a non-destructive assessment method commonly used for defect assessment and for pipeline monitoring. Passing an ILI tool through an excavated or exposed section of a pipe during an integrity ... -
Mitigation of Stick-Slip Vibrations in Drilling Systems With Tuned Top Boundary Parameters
(The American Society of Mechanical Engineers (ASME), 2021)Aiming at preventing stick-slip oscillations in drilling systems for oil and gas explorations, a reduced-order model is proposed to capture the nonlinear torsional dynamics of drilling operations. In this model, the drill ... -
Vibrations Analysis of Cable-Harnessed Plates: Continuum Modeling and Experimental Validation
(The American Society of Mechanical Engineers (ASME), 2021)Dynamic modeling of spacecraft structures is imperative to their successful design for flight missions. A large number of these structures’ dry mass consists of signal and power cables, dynamics of which is not well-predicted ... -
Investigating Coupled Train-Bridge-Bearing System Under Earthquake- and Train-Induced Excitations
(The American Society of Mechanical Engineers (ASME), 2021)The dynamic interaction between a bridge and a moving train has been widely studied. However, there is a significant gap in our understanding of how the presence of isolation bearings influences the dynamic response, ... -
Damped Vibration Response of An Axially Moving Wire Subject to An Oscillating Boundary Condition and the Application to Slurry Wiresaws
(The American Society of Mechanical Engineers (ASME), 2021)This paper presents the analysis of a new class of differential continuum system with a solution of traveling waves containing coupled spatial and temporal variables. Herein, we derive the analytical solution of the damped ... -
First-Order Error-Adapted Eigen Perturbation for Real-Time Modal Identification of Vibrating Structures
(The American Society of Mechanical Engineers (ASME), 2021)A new computationally efficient error adaptive first-order eigen-perturbation technique for real-time modal identification of linear vibrating systems is proposed. The existence of error terms in the approximation of the ... -
Implications of Nonsub-Wavelength Resonator Spacing on the Sound Transmission Loss Predictions of Locally Resonant Metamaterial Partitions
(The American Society of Mechanical Engineers (ASME), 2020)Locally resonant metamaterials have recently emerged and gained attention in the field of noise control engineering. The addition of resonant structures to a flexible partition on a sub-wavelength scale enables a targeted ... -
Free Vibration of Bistable Clamped–Clamped Beams: Modeling and Experiment
(The American Society of Mechanical Engineers (ASME), 2020)Bistable clamped–clamped beams have been used in a wide range of applications such as switches, resonators, energy harvesting, and vibration reduction. Most studies on this classic buckling problem focus on obtaining either ... -
Stabilization Device for a Rigid Disc Excited by Friction
(The American Society of Mechanical Engineers (ASME), 2021)Models for rotating rigid discs excited by contact elements have been developed for the study of break noise and vibration. More recently, models for clutch squeal/eek noise have been developed as well. Such phenomenological ... -
Sensor Egregium—An Atomic Force Microscope Sensor for Continuously Variable Resonance Amplification
(The American Society of Mechanical Engineers (ASME), 2021)Numerous nanometrology techniques concerned with probing a wide range of frequency-dependent properties would benefit from a cantilevered sensor with tunable natural frequencies. In this work, we propose a method to ... -
Spinning Wave Scattering From a Flow Pipe With Serrations
(The American Society of Mechanical Engineers (ASME), 2020)It is well known that trailing-edge serrations, which are also known as chevrons, are able to reduce the turbulent mixing noise from an aeroengine. The study of the associated control capability of the scattering of incident ... -
Impact and Bandgap Characteristics of Periodic Rods With Viscoelastic Inserts and Local Resonators
(The American Society of Mechanical Engineers (ASME), 2020)A comprehensive theoretical and experimental study is presented of the bandgap behavior of periodic viscoelastic material (VEM) composites subjected to impact loading. The composites under consideration consist of an ...