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Journal Articles

Dynamic Behavior of a Spinning Exponentially Functionally Graded Shaft With Unbalanced Load

Guangding Wang, Qing Zhao, Liqing Chen, Huiqun Yuan
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2023, 145(3): 031005.
Paper No: VIB-22-1302
https://doi.org/10.1115/1.4056656
Published Online: January 31, 2023
View Article titled, Dynamic Behavior of a Spinning Exponentially Functionally Graded Shaft With Unbalanced Load
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Topics: Spin (Aerodynamics), Spinning (Textile), Stability, Stress, Whirls, Mode shapes, Vibration
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

A Novel Type of Bi-Gyroscopic System Undergoing Both Rotating and Spinning Motions

Ji-Hou Yang, Xiao-Dong Yang, Ying-Jing Qian, Wei Zhang
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. June 2021, 143(3): 034502.
Paper No: VIB-20-1306
https://doi.org/10.1115/1.4048555
Published Online: October 27, 2020
View Article titled, A Novel Type of Bi-Gyroscopic System Undergoing Both Rotating and Spinning Motions
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Topics: Bifurcation, Eigenvalues, Spin (Aerodynamics), Spinning (Textile), Stability, Whirls
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

In Situ Identification of Natural Frequency Branches in Gyroscopic Systems via Autoresonance and Phase-Locked Loop

Solomon Davis, Shachar Tresser, Netanel Ariel, Alex Ferdinskoif, Izhak Bucher
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2020, 142(1): 011005.
Paper No: VIB-18-1489
https://doi.org/10.1115/1.4044880
Published Online: November 12, 2019
View Article titled, In Situ Identification of Natural Frequency Branches in Gyroscopic Systems via Autoresonance and Phase-Locked Loop
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Topics: Actuators, Excitation, Feedback, Filters, Limit cycles, Resonance, Rotation, Rotors, Sensors, Signals
Journal Articles

Rotor Balancing Via an Enhanced Automatic Dynamic Balancer With Inductively Coupled Shunt Circuit

Xiaowen Su, Hans A. DeSmidt
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2019, 141(3): 031003.
Paper No: VIB-18-1365
https://doi.org/10.1115/1.4042200
Published Online: January 22, 2019
View Article titled, Rotor Balancing Via an Enhanced Automatic Dynamic Balancer With Inductively Coupled Shunt Circuit
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Topics: Circuits, Equations of motion, Equilibrium (Physics), Limit cycles, Rotors, Stability, Steady state, Whirls, Rotor balancing
Journal Articles

Effect of Unbalance Force Vector Orientation on the Whirl Response of Cracked Rotors

Mohammad A. AL-Shudeifat, Hanan Al Hosani, Adnan S. Saeed, Shadi Balawi
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. April 2019, 141(2): 021001.
Paper No: VIB-18-1053
https://doi.org/10.1115/1.4041462
Published Online: October 16, 2018
View Article titled, Effect of Unbalance Force Vector Orientation on the Whirl Response of Cracked Rotors
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Topics: Disks, Fracture (Materials), Rotors, Whirls, Bearings, Vibration, Computer simulation, Stiffness
Journal Articles

Rotordynamic Force Coefficients of Volutes and Diffusers for Prediction of Turbomachinery Vibration

Farzam Mortazavi, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. October 2018, 140(5): 051015.
Paper No: VIB-17-1344
https://doi.org/10.1115/1.4039725
Published Online: April 27, 2018
View Article titled, Rotordynamic Force Coefficients of Volutes and Diffusers for Prediction of Turbomachinery Vibration
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Topics: Diffusers, Flow (Dynamics), Impellers, Spin (Aerodynamics), Transients (Dynamics), Whirls, Design, Vibration, Turbomachinery, Clearances (Engineering)
Includes: Supplementary data
Journal Articles

Prediction of Rotordynamic Performance of Smooth Stator-Grooved Rotor Liquid Annular Seals Utilizing Computational Fluid Dynamics

Farzam Mortazavi, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2018, 140(3): 031002.
Paper No: VIB-17-1313
https://doi.org/10.1115/1.4038437
Published Online: December 12, 2017
View Article titled, Prediction of Rotordynamic Performance of Smooth Stator-Grooved Rotor Liquid Annular Seals Utilizing Computational Fluid Dynamics
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Topics: Computational fluid dynamics, Damping, Flow (Dynamics), Leakage, Rotors, Stators, Stiffness, Whirls, Surface roughness, Pressure
Journal Articles

Rotordynamic Stability Effects of Shrouded Centrifugal Impellers With Combined Whirl and Precession

Eunseok Kim, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. April 2018, 140(2): 021007.
Paper No: VIB-17-1141
https://doi.org/10.1115/1.4037958
Published Online: October 6, 2017
View Article titled, Rotordynamic Stability Effects of Shrouded Centrifugal Impellers With Combined Whirl and Precession
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Topics: Impellers, Stability, Whirls, Computational fluid dynamics, Rotors
Journal Articles

Nonsynchronous Vibration of Planar Autobalancer/Rotor System With Asymmetric Bearing Support

DaeYi Jung, Hans DeSmidt
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2017, 139(3): 031010.
Paper No: VIB-16-1113
https://doi.org/10.1115/1.4035814
Published Online: April 18, 2017
View Article titled, Nonsynchronous Vibration of Planar Autobalancer/Rotor System With Asymmetric Bearing Support
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Topics: Bearings, Limit cycles, Rotors, Stability, Whirls, Stiffness, Damping
Journal Articles

Limit-Cycle Analysis of Three-Dimensional Flexible Shaft/Rigid Rotor/Autobalancer System With Symmetric Rigid Supports

DaeYi Jung, H. A. DeSmidt
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2016, 138(3): 031005.
Paper No: VIB-15-1016
https://doi.org/10.1115/1.4032718
Published Online: April 7, 2016
View Article titled, Limit-Cycle Analysis of Three-Dimensional Flexible Shaft/Rigid Rotor/Autobalancer System With Symmetric Rigid Supports
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Topics: Equilibrium (Physics), Limit cycles, Rotors, Stability, Whirls, Damping, Computer simulation
Journal Articles

Drill String Bit Whirl Simulation With the Use of Frictional and Nonholonomic Models

V. I. Gulyayev, L. V. Shevchuk
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. February 2016, 138(1): 011021.
Paper No: VIB-14-1362
https://doi.org/10.1115/1.4031985
Published Online: December 8, 2015
View Article titled, Drill String Bit Whirl Simulation With the Use of Frictional and Nonholonomic Models
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Topics: Whirls, Vibration
Journal Articles

Effects of Forward/Backward Whirl Mechanism on Nonlinear Normal Modes of a Rotor/Stator Rubbing System

Yanhua Chen, Jun Jiang
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. October 2015, 137(5): 054503.
Paper No: VIB-14-1408
https://doi.org/10.1115/1.4030347
Published Online: October 1, 2015
View Article titled, Effects of Forward/Backward Whirl Mechanism on Nonlinear Normal Modes of a Rotor/Stator Rubbing System
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Topics: Rotors, Stability, Stators, Whirls, Stiffness, Dry friction
Journal Articles

Draft: Stick-Slip Motions of a Rotor-Stator System

Nicholas Vlajic, Chien-Min Liao, Hamad Karki, Balakumar Balachandran
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. April 2014, 136(2): 021005.
Paper No: VIB-12-1078
https://doi.org/10.1115/1.4025994
Published Online: December 16, 2013
View Article titled, Draft: Stick-Slip Motions of a Rotor-Stator System
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Topics: Dry friction, Rotors, Stators, Stick-slip, Vibration, Whirls, Drill strings
Journal Articles

Directional Order Tracking in Rotating Machines

Izhak Bucher
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. December 2013, 135(6): 061004.
Paper No: VIB-12-1249
https://doi.org/10.1115/1.4024052
Published Online: June 19, 2013
View Article titled, Directional Order Tracking in Rotating Machines
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Topics: Disks, Engines, Sensors, Signals, Vibration, Whirls, Traveling waves, Rotation, Machinery, Separation (Technology)
Journal Articles

Multiple Frequencies Elliptical Whirling Orbit Model and Transient RANS Solution Approach to Rotordynamic Coefficients of Annual Gas Seals Prediction

Zhigang Li, Jun Li, Xin Yan
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2013, 135(3): 031005.
Paper No: VIB-12-1041
https://doi.org/10.1115/1.4023143
Published Online: March 28, 2013
View Article titled, Multiple Frequencies Elliptical Whirling Orbit Model and Transient RANS Solution Approach to Rotordynamic Coefficients of Annual Gas Seals Prediction
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Topics: Computer simulation, Damping, Excitation, Numerical analysis, Pressure, Reynolds-averaged Navier–Stokes equations, Rotors, Stiffness, Transients (Dynamics), Whirls
Journal Articles

Force Feedback Control for Active Stabilization of Synchronous Whirl Orbits in Rotor Systems With Nonlinear Stiffness Elements

M. O. T. Cole, C. Chamroon, P. Ngamprapasom
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2012, 134(2): 021018.
https://doi.org/10.1115/1.4005021
Published Online: January 26, 2012
View Article titled, Force Feedback Control for Active Stabilization of Synchronous Whirl Orbits in Rotor Systems With Nonlinear Stiffness Elements
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Topics: Control equipment, Force feedback, Rotors, Stability, Stators, Stiffness, Whirls, Bearings, Vibration, Feedback
Journal Articles

Experimental Researches on Reducing the Critical Acceleration That Induces Sustainable Rotor Rubbing

Wang Shimin, Zhang Xingye
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2011, 133(6): 061007.
https://doi.org/10.1115/1.4004664
Published Online: October 18, 2011
View Article titled, Experimental Researches on Reducing the Critical Acceleration That Induces Sustainable Rotor Rubbing
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Topics: Disks, Friction, Rotors, Vibration, Sustainability, Whirls, Braking
Journal Articles

Simulations and Experiments of a Nonlinear Aircraft Braking System With Physical Dispersion

Fabrice Chevillot, Jean-Jacques Sinou, Nicolas Hardouin, Louis Jezequel
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2010, 132(4): 041010.
https://doi.org/10.1115/1.4000982
Published Online: June 1, 2010
View Article titled, Simulations and Experiments of a Nonlinear Aircraft Braking System With Physical Dispersion
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Topics: Aircraft, Brakes, Braking, Damping, Friction, Simulation, Vibration, Whirls