Journal of Vibration and Acoustics: Recent submissions
Now showing items 21-40 of 3812
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Aerodynamic Noise Generated in Three-Dimensional Lock-In and Galloping Behavior of Square Cylinder in High Reynolds Number Turbulent Flows
(The American Society of Mechanical Engineers (ASME), 2024)The flow dynamics and aeroacoustics propagation for flow-induced vibration system consisting of three-dimensional flow past an elastically-mounted square cylinder are investigated using the Ffowcs Williams–Hawkings method ... -
Dynamics of Electrically Assisted Turbocharger Rotor System Supported on Floating Ring Bearings
(The American Society of Mechanical Engineers (ASME), 2025)An electrically assisted turbocharger (EAT) is a technology that integrates a high-speed motor into the shaft of a traditional turbocharger. This integration is designed to enhance the transient response performance of the ... -
Quenching Vibration on a Symmetric Laminated Composite Plate Excited by Multiple Harmonics Using Inerter-Based Dynamic Vibration Absorbers
(The American Society of Mechanical Engineers (ASME), 2024)In this article, a simple and efficient method is developed to quench the steady-state vibration of a symmetric laminated composite rectangular plate subjected to multiple harmonics with distinct excitation frequencies. ... -
Random Wave Energy Conversion of a Spar–Floater System via the Inerter Pendulum Vibration Absorber Integration
(The American Society of Mechanical Engineers (ASME), 2024)Incorporating wave energy converters (WECs) into existing oceanographic instrument systems and offshore floating platforms can not only enhance the performance of these applications but reduce operational expenses. This ... -
Nonminimum Phase Zeros of Multi-Degrees-of-Freedom Damped Flexible Systems
(The American Society of Mechanical Engineers (ASME), 2025)This article investigates the nonminimum phase (NMP) zeros in the transfer function, between actuated load input and measured displacement output, of a multi-degrees-of-freedom (DoF) flexible system in the presence of ... -
A Parameterized Prediction Method for Turbulent Jet Noise Based on Physics-Informed Neural Networks
(The American Society of Mechanical Engineers (ASME), 2025)Turbulent noise prediction is integral to fluid equipment design, and multiple simulations or experiments are often required for noise distribution under varying operating conditions during the design optimization process, ... -
An Innovative Analogy Serial-Parallel Mass-Spring System Model for Sound Reduction Frequency Prediction of Asymmetric Resonators
(The American Society of Mechanical Engineers (ASME), 2024)In this article, an innovative and comprehensive model is proposed to predict the sound reduction frequency of asymmetric side-branch resonators. This analytical model, referred to as the analogy serial-parallel mass-spring ... -
An Extended Operational Modal Analysis Method Enabling the Separation of Whirling Direction Information in Rotating Machinery (Full Operational Modal Analysis Method)
(The American Society of Mechanical Engineers (ASME), 2024)Operational modal analysis (OMA) has recently been applied to the condition monitoring of rotating machinery. Conventional OMA is based on a one-dimensional signal. The natural modes of a rotating machinery can be classified ... -
Comprehensive Analysis of Input Shaping Techniques for a Chain Suspended From an Overhead Crane
(The American Society of Mechanical Engineers (ASME), 2024)This work investigates the use of input shaping techniques for controlling oscillations in a chain suspended from an overhead crane, aiming to enhance crane operations without sacrificing speed or safety. The study focuses ... -
A Jacobi–Ritz Approach for Aeroelastic Analysis of Swept Distributed Propulsion Aircraft Wing
(The American Society of Mechanical Engineers (ASME), 2024)This article presents a Jacobi–Ritz approach for conducting flutter and divergence analysis of a complex distributed propulsion aircraft wing similar to that of NASA X-57. The general orthogonal Jacobi polynomials are used ... -
Theoretical and Experimental Study on the Trans-critical Vibration Reduction of Flexible Shafts by Multi-Gap Limiting Ring Device Considering Rub-Impact and Dry Friction
(The American Society of Mechanical Engineers (ASME), 2024)The flexible shafts in aviation equipment experience severe vibration upon exceeding the critical speed, causing severe damage to the equipment. To address this issue, a novel technique for vibration reduction using a ... -
Modal Analysis and Output Characteristics of an Ultrasonic Motor With a Square Prismatic Shell Stator
(The American Society of Mechanical Engineers (ASME), 2024)A rotary traveling wave ultrasonic motor having a square prismatic shell stator is proposed. The stator contacts with the rotor through an interference fit, elastically deforms slightly, and then presses against the rotor. ... -
Modeling and Experiment of the Vibro-Acoustic Response of Cylindrical Shells With Internal Substructures
(The American Society of Mechanical Engineers (ASME), 2024)This study investigates the theoretical and experimental aspects of the vibro-acoustic characteristics of cylindrical shells with internal substructures. On the theoretical side, a hybrid calculation method is proposed, ... -
Rigid-Elastic Combined Metamaterial Beam With Tunable Band Gaps for Broadband Vibration Suppression
(The American Society of Mechanical Engineers (ASME), 2024)Extensive research efforts have been dedicated to exploring the application of metamaterial beams for vibration suppression. However, most existing designs primarily focused on utilizing the translational motion of local ... -
Digital Twin Implementation for Three-Dimensional Rotordynamic Response via Physics-Informed LSTM Neural Networks
(The American Society of Mechanical Engineers (ASME), 2024)The rotating assemblies of critical machinery are complex dynamical systems and rotordynamic model response prediction inaccuracy risks machinery failure leading to high production losses. Jeffcott, Euler beam, and ... -
Active Vibration Control on a Tire–Wheel Assembly Using Piezoelectric Spatial Modal Filter
(The American Society of Mechanical Engineers (ASME), 2024)Vibrations due to tire–road contact in wheeled vehicles induce acoustic discomfort especially beyond 35 km/h. This paper proposes an active control method to reduce the vibration transmission from the tire–road contact to ... -
Intentional Blade Mistuning to Emulate the Dynamic Influence of Split Ring Damper
(The American Society of Mechanical Engineers (ASME), 2024)A novel methodology to predict responses of bladed disks incorporated with a split ring damper is proposed. To account for the dynamic characteristics of a split ring damper, intentional blade stiffness mistuning is ... -
Influence of Porous Inserts and Compact Resonators on Onset of Taconis Oscillations
(The American Society of Mechanical Engineers (ASME), 2024)Taconis oscillations represent excitation of acoustic modes due to large thermal gradients inside narrow tubes penetrating cryogenic vessels from a warm ambient environment. These oscillations are usually harmful, as they ... -
Rapid Investigation of Blisk Mistuning Via Piezoelectric-Induced Stiffness Perturbations
(The American Society of Mechanical Engineers (ASME), 2024)Manufacturing tolerances and engine wear produce slight variations in the nominally identical blades of a bladed disk, or blisk. In theory, the vibrational energy of a tuned blisk is evenly distributed among the identical ... -
Primary Resonance in a Weakly Forced Oscillator With Both Parametric Damping and Stiffness
(The American Society of Mechanical Engineers (ASME), 2024)We study the primary resonance of a parametrically damped Mathieu equation with direct excitation. Potential applications include wind-turbine blade vibration with cyclic stiffening and aeroelastic effects, which may induce ...