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Journal Articles

Digital Twin Implementation for Three-Dimensional Rotordynamic Response via Physics-Informed LSTM Neural Networks

Jongin Yang, Joseph Oh, Baik Jin Kim, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2024, 146(2): 021003.
Paper No: VIB-23-1240
https://doi.org/10.1115/1.4065714
Published Online: July 2, 2024
View Article titled, Digital Twin Implementation for Three-Dimensional Rotordynamic Response via Physics-Informed LSTM Neural Networks
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Topics: Artificial neural networks, Physics, Rotors, Rotordynamics, Digital twin
Journal Articles

Modal Analysis and Output Characteristics of an Ultrasonic Motor With a Square Prismatic Shell Stator

Dongsheng Zhang, Jingyang Zhang, Xu Peng
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. April 2024, 146(2): 024501.
Paper No: VIB-23-1289
https://doi.org/10.1115/1.4065482
Published Online: June 6, 2024
View Article titled, Modal Analysis and Output Characteristics of an Ultrasonic Motor With a Square Prismatic Shell Stator
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Topics: Pressure, Shells, Stators, Stress, Torque, Ultrasonic motors, Motors, Rotors, Modal analysis, Finite element methods
Journal Articles

Reduced-Order Modeling in Rotordynamics and Its Robustness to Random Matrix Perturbation

Thiago G. Ritto, Guilherme N. Lacerda, Aldemir A. Cavallini, Jr, Raphael Timbó, Leonardo V. Pereira
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2024, 146(1): 011002.
Paper No: VIB-23-1215
https://doi.org/10.1115/1.4065038
Published Online: March 27, 2024
View Article titled, Reduced-Order Modeling in Rotordynamics and Its Robustness to Random Matrix Perturbation
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Topics: Disks, Gas turbines, Modeling, Robustness, Rotors, Stiffness, Bearings, Machinery
Journal Articles

Characteristics of Self-Excited Vibration of Vertical Rotating Shaft System Considering Amplitude Dependent Nonlinearity of Sliding Bearing

Yusuke Watanabe, Tsuyoshi Inoue
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2023, 145(2): 021008.
Paper No: VIB-22-1203
https://doi.org/10.1115/1.4055976
Published Online: November 2, 2022
View Article titled, Characteristics of Self-Excited Vibration of Vertical Rotating Shaft System Considering Amplitude Dependent Nonlinearity of Sliding Bearing
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Topics: Bearings, Vibration, Computer simulation, Rotors, Equilibrium (Physics)
Journal Articles

Optimization of Band Gaps in Rotors With Longitudinal Periodicity and Quasi-Periodicity

Patrick Bueno Lamas, Rodrigo Nicoletti
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2023, 145(2): 021005.
Paper No: VIB-22-1215
https://doi.org/10.1115/1.4055808
Published Online: October 19, 2022
View Article titled, Optimization of Band Gaps in Rotors With Longitudinal Periodicity and Quasi-Periodicity
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Topics: Energy gap, Impellers, Rotors, Disks, Optimization
Journal Articles

Modeling, Nonlinear Dynamics, and Bifurcation Analysis of the Rotor–Seal System Using a Subharmonic Sampling Strategy

Rajiv Kumar Vashisht
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2023, 145(1): 011012.
Paper No: VIB-22-1036
https://doi.org/10.1115/1.4055616
Published Online: October 10, 2022
View Article titled, Modeling, Nonlinear Dynamics, and Bifurcation Analysis of the Rotor–Seal System Using a Subharmonic Sampling Strategy
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Topics: Bifurcation, Rotors, Clearances (Engineering)
Journal Articles

Numerical Investigations on Static and Rotordynamic Characteristics for Two Types of Liquid Hole-Pattern Seals With Tilted Cavities

Zhi Fang, Zhigang Li, Jun Li
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2022, 144(5): 051008.
Paper No: VIB-21-1315
https://doi.org/10.1115/1.4054323
Published Online: May 10, 2022
View Article titled, Numerical Investigations on Static and Rotordynamic Characteristics for Two Types of Liquid Hole-Pattern Seals With Tilted Cavities
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Topics: Cavities, Leakage, Rotors, Damping, Clearances (Engineering), Stiffness, Fluids, Whirls
Journal Articles

Power Efficient Active Vibration Control Via Twin Rotor Damper in the Presence of Gravity

Richard Terrill, Uwe Starossek
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2022, 144(4): 041005.
Paper No: VIB-21-1350
https://doi.org/10.1115/1.4053589
Published Online: February 21, 2022
View Article titled, Power Efficient Active Vibration Control Via Twin Rotor Damper in the Presence of Gravity
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Topics: Actuators, Dampers, Damping, Design, Gravity (Force), Rotation, Rotors, Vibration, Vibration control
Journal Articles

Active Vibration Control of a Multi-Degree-of-Freedom System via Twin Rotor Damper

Richard Terrill, Uwe Starossek
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2022, 144(1): 011005.
Paper No: VIB-21-1091
https://doi.org/10.1115/1.4051229
Published Online: June 8, 2021
View Article titled, Active Vibration Control of a Multi-Degree-of-Freedom System via Twin Rotor Damper
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Topics: Dampers, Rotors, Vibration, Damping, Displacement
Journal Articles

The Effects of Gravity on the Response of Centrifugal Pendulum Vibration Absorbers

Darryl Tchokogoué, Ming Mu, Brian F. Feeny, Bruce K. Geist, Steven W. Shaw
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2021, 143(6): 061011.
Paper No: VIB-20-1497
https://doi.org/10.1115/1.4051030
Published Online: May 25, 2021
View Article titled, The Effects of Gravity on the Response of Centrifugal Pendulum Vibration Absorbers
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Topics: Gravity (Force), Resonance, Rotors, Steady state, Torque, Excitation, Engines, Pendulums
Journal Articles

Evaluation of Relationship Between Shape of a Rigid Body Unifilar Centrifugal Pendulum Vibration Absorber and Vibration Suppression Performance

Tsuyoshi Inoue, Ryota Okumura, Shota Yabui, Xiangyu Jiang
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2021, 143(3): 031014.
Paper No: VIB-20-1119
https://doi.org/10.1115/1.4050273
Published Online: March 11, 2021
View Article titled, Evaluation of Relationship Between Shape of a Rigid Body Unifilar Centrifugal Pendulum Vibration Absorber and Vibration Suppression Performance
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Topics: Computer simulation, Dynamics (Mechanics), Frequency response, Inertia (Mechanics), Pendulums, Rotors, Shapes, Vibration, Vibration absorbers, Vibration suppression
Journal Articles

Effect of Uncertainty in the Balancing Weights on the Vibration Response of a High-Speed Rotor

Janina Datz, Mahmoud Karimi, Steffen Marburg
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2021, 143(6): 061002.
Paper No: VIB-20-1365
https://doi.org/10.1115/1.4049628
Published Online: January 29, 2021
View Article titled, Effect of Uncertainty in the Balancing Weights on the Vibration Response of a High-Speed Rotor
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Topics: Chaos, Polynomials, Rotor vibration, Rotors, Uncertainty, Vibration, Bearings, Gas turbines
Journal Articles

Two-Way Coupled Shooting Analysis of Fluid Force in the Annular Plain Seal and Vibration of the Rotor System

Yudai Kunori, Tsuyoshi Inoue, Kenjiro Miyake
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2021, 143(5): 051006.
Paper No: VIB-20-1322
https://doi.org/10.1115/1.4049381
Published Online: January 18, 2021
View Article titled, Two-Way Coupled Shooting Analysis of Fluid Force in the Annular Plain Seal and Vibration of the Rotor System
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Topics: Errors, Fluids, Pressure, Rotors, Stability, Vibration, Flow (Dynamics), Clearances (Engineering)
Journal Articles

Three-Dimensional Solid Finite Element Contact Model for Rotordynamic Analysis: Experiment and Simulation

Joseph Oh, Baik Jin Kim, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2021, 143(3): 031007.
Paper No: VIB-20-1347
https://doi.org/10.1115/1.4048556
Published Online: October 13, 2020
View Article titled, Three-Dimensional Solid Finite Element Contact Model for Rotordynamic Analysis: Experiment and Simulation
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Topics: Bearings, Finite element analysis, Rotor assembly, Rotors, Stiffness, Surface roughness, Stress
Journal Articles

Systematic Analysis of the Impact of Bump Height Manufacturing Errors on the Unbalance Response of a Foil Journal Bearing

Omar Benchekroun, Mihai Arghir
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2021, 143(1): 011012.
Paper No: VIB-20-1174
https://doi.org/10.1115/1.4047864
Published Online: August 14, 2020
View Article titled, Systematic Analysis of the Impact of Bump Height Manufacturing Errors on the Unbalance Response of a Foil Journal Bearing
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Topics: Errors, Foil bearings, Manufacturing, Rotors, Stiffness, Degrees of freedom
Journal Articles

The Static Instability Characteristics of Labyrinth Seals: Experiments and Computational Fluid Dynamics Verification

Wanfu Zhang, Kai Ma, Hao Cao, Tengxi Wang, Jiangang Yang, Chun Li
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2020, 142(4): 041005.
Paper No: VIB-19-1182
https://doi.org/10.1115/1.4046572
Published Online: March 30, 2020
View Article titled, The Static Instability Characteristics of Labyrinth Seals: Experiments and Computational Fluid Dynamics Verification
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Topics: Clearances (Engineering), Computational fluid dynamics, Fluids, Pressure, Rotors, Stiffness, Stators
Journal Articles

Numerical Modeling of Static and Rotordynamic Characteristics for Three Types of Helically Grooved Liquid Annular Seals

Zhigang Li, Zhi Fang, Jun Li, Zhenping Feng
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2020, 142(4): 041001.
Paper No: VIB-19-1391
https://doi.org/10.1115/1.4046380
Published Online: March 11, 2020
View Article titled, Numerical Modeling of Static and Rotordynamic Characteristics for Three Types of Helically Grooved Liquid Annular Seals
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Topics: Computational fluid dynamics, Damping, Fluids, Leakage, Rotors, Stators, Stiffness, Transients (Dynamics), Whirls, Deformation
Journal Articles

Stability of Rotating Machinery Supported on Active Magnetic Bearings Subjected to Base Excitation

Clément Jarroux, Jarir Mahfoud, Benjamin Defoy, Thomas Alban
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2020, 142(3): 031004.
Paper No: VIB-19-1126
https://doi.org/10.1115/1.4046124
Published Online: February 18, 2020
View Article titled, Stability of Rotating Machinery Supported on Active Magnetic Bearings Subjected to Base Excitation
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Topics: Control equipment, Excitation, Machinery, Magnetic bearings, Rotors, Stability, Computer simulation, Bearings, Turbomachinery, Impulse (Physics)
Journal Articles

Investigation on Vibration Response for Misaligned Rotor-Bearing-Flexible Disc Coupling System—Theory and Experiment

F. W. S. Tuckmantel, H. F. Castro, K. L. Cavalca
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2020, 142(2): 021015.
Paper No: VIB-18-1526
https://doi.org/10.1115/1.4045580
Published Online: January 24, 2020
View Article titled, Investigation on Vibration Response for Misaligned Rotor-Bearing-Flexible Disc Coupling System—Theory and Experiment
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Topics: Bearings, Disks, Vibration, Rotors
Journal Articles

Parametric Resonances of a Three-Blade-Rotor System With Reference to Wind Turbines

Gizem D. Acar, Mustafa A. Acar, Brian F. Feeny
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2020, 142(2): 021013.
Paper No: VIB-19-1290
https://doi.org/10.1115/1.4045773
Published Online: January 24, 2020
View Article titled, Parametric Resonances of a Three-Blade-Rotor System With Reference to Wind Turbines
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Topics: Blades, Resonance, Rotors, Excitation, Wind turbines