Journal of Vibration and Acoustics: Recent submissions
Now showing items 501-520 of 3913
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Micropower Generation Using Cross-Flow Instabilities: A Review of the Literature and Its Implications
(The American Society of Mechanical Engineers (ASME), 2019)Emergence of increasingly smaller electromechanical systems with submilli-Watt power consumption led to the development of scalable micropower generators (MPGs) that harness ambient energy to provide electrical power on a ... -
Approximate Analytical Solutions of Reliability for Controlled Single First-Integral Nonlinear Stochastic Systems
(The American Society of Mechanical Engineers (ASME), 2019)We study the reliability of stochastically excited and controlled single first-integral systems and present an approximate analytical solution for the first-passage rate (FPR). By introducing the stochastic averaging method ... -
Analyzing Bilinear Systems Using a New Hybrid Symbolic-Numeric Computational Method
(The American Society of Mechanical Engineers (ASME), 2019)In this paper, an efficient and accurate computational method for determining responses of high-dimensional bilinear systems is developed. Predicting the dynamics of bilinear systems is computationally challenging since ... -
Mechanical Analysis of Vibrations in a Switched Reluctance Motor Using Experimental, Numerical, and Analytical Methodologies
(The American Society of Mechanical Engineers (ASME), 2019)Switched reluctance motors (SRM) are characterized by rotor/stator pole pairs, in which the wound field coils in the stator poles induce magnetic reluctance in the rotor poles to create torque. However, noise development ... -
Nonlinear Responses of a Slender Wing With a Store
(The American Society of Mechanical Engineers (ASME), 2019)The aeroelastic characteristics of the slender wing with store have been studied for several years. However, the nonlinear aeroelastic behaviors of the wing-store system have not been understood thoroughly. In this paper, ... -
A Nonlinear Concept of Electromagnetic Energy Harvester for Rotational Applications
(The American Society of Mechanical Engineers (ASME), 2019)Many industrial applications incorporate rotating shafts with fluctuating speeds around a required mean value. This often harmonic component of the shaft speed is generally detrimental, since it can excite components of ... -
Theoretical Upper and Lower Bounds of the Performance of an On-Off Damping Dynamic Vibration Absorber Attached to a Multi-Degree-of-Freedom System
(The American Society of Mechanical Engineers (ASME), 2019)This paper reveals the theoretical (upper and lower) bounds of the performance of an on-off damping vibration absorber attached to an undamped multi-degrees-of-freedom (MDOF) system under harmonic excitation. The solution ... -
Linear and Nonlinear Stability Analysis of a Fixed Caliper Brake During Forward and Backward Driving
(The American Society of Mechanical Engineers (ASME), 2019)The parking maneuver of a passenger car is known by bench and vehicle testers to sometimes produce brake squeal, even though the brake system is otherwise quiet. This phenomenon is examined in this work. Pressure foil ... -
Rotor Balancing Via an Enhanced Automatic Dynamic Balancer With Inductively Coupled Shunt Circuit
(The American Society of Mechanical Engineers (ASME), 2019)Despite the elegant nature of the automatic balancing principle for passive imbalance vibration control, the co-existence of undesired whirling limit-cycles is a major impediment to the more widespread application of ... -
Modeling and Analysis of Piezoelectric Energy Harvesting With Dynamic Plucking Mechanism
(The American Society of Mechanical Engineers (ASME), 2019)Nonharmonic excitations are widely distributed in the environment. They can work as energy sources of vibration energy harvesters for powering wireless electronics. To overcome the narrow bandwidth of linear vibration ... -
Free and Forced Vibrations of Monolithic and Composite Rectangular Plates With Interior Constrained Points
(The American Society of Mechanical Engineers (ASME), 2019)The restriction of deformations to a subregion of a system undergoing either free or forced vibration due to an irregularity or discontinuity in it is called mode localization. Here, we study mode localization in free and ... -
Broadening of the Sound Absorption Bandwidth of the Perforated Panel Using a Membrane-Type Resonator
(The American Society of Mechanical Engineers (ASME), 2018)In order to broaden the sound absorption bandwidth of a perforated panel in the low frequency range, a lightweight membrane-type resonator is installed in the back cavity of the perforated panel to combine into a compound ... -
Study of Response Difference Amplification and Bionic Coupled Circuit in Small Acoustic Array for Spatial Localization
(The American Society of Mechanical Engineers (ASME), 2018)Precisions of localization are a function of the size of an array. A kind of parasitoid fly, Ormia ochracea, performs an extraordinary directional hearing ability despite its tiny-scaled auditory organ. In this paper, ... -
Surge Vibration-Induced Nonlinear Behavior Regulation of Power Amplifier for Magnetic Bearing in a 315 kW Centrifugal Compressor
(The American Society of Mechanical Engineers (ASME), 2018)The severe vibration induced by surge and rotating stall is an obstacle to the stability of a magnetically suspended centrifugal compressor (MSCC). In order to suppress the severe vibration caused by surge instability, ... -
A Biologically Inspired Coupled Microphone Array for Sound Source Bearing Estimation
(The American Society of Mechanical Engineers (ASME), 2018)The Ormia ochracea, a species of parasitic fly, has a remarkable localization ability despite the tiny interaural distance compared with the incoming wavelength. The mechanical coupling between its ears enhances the ... -
Evaluation of Ride Comfort and Driving Safety for Moving Vehicles on Slender Coastal Bridges
(The American Society of Mechanical Engineers (ASME), 2018)Evaluating driving safety of moving vehicles on slender coastal bridges as well as bridge safety is important to provide supporting data to make decisions on continuing or closing the operations of bridges under extreme ... -
Building Vibration Control by Active Mass Damper With Delayed Acceleration Feedback: Multi-Objective Optimal Design and Experimental Validation
(The American Society of Mechanical Engineers (ASME), 2018)The building structural vibration control by an active mass damper (AMD) with delayed acceleration feedback is studied. The control is designed with a multi-objective optimal approach. The stable region in a parameter space ... -
Analytical Modeling of the Vibro-Acoustic Response of a Double-Walled Cylindrical Shell With Microperforation Excited by Turbulent Boundary Layer Pressure Fluctuations
(The American Society of Mechanical Engineers (ASME), 2018)An analytical model is developed to investigate the vibro-acoustic response of a double-walled cylindrical shell with the inner wall perforated when excited by the external turbulent boundary layer (TBL) pressure fluctuations. ... -
New Active Online Balancing Method for Grinding Wheel Using Liquid Injection and Free Dripping
(The American Society of Mechanical Engineers (ASME), 2018)Grinding is a vital method in machining techniques and an effective way to process materials such as hardened steels and silicon wafers. However, as the running time increases, the unbalance of grinding wheels produce a ... -
Vibration Response Characteristics of Quasi-Periodic Sandwich Beam With Magnetorheological Visco-Elastomer Core Under Random Support Excitations
(The American Society of Mechanical Engineers (ASME), 2018)The vibration control of a sandwich beam with supported mass subjected to random support motion excitations can be performed using magnetorheological visco-elastomer core with adjustable dynamic properties. The periodic ...