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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

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

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

Acousto-Elastic Interactions in High-Pressure CO 2 Centrifugal Compressors

Jithin Jith, Sunetra Sarkar
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. December 2017, 139(6): 061013.
Paper No: VIB-17-1105
https://doi.org/10.1115/1.4036931
Published Online: August 2, 2017
View Article titled, Acousto-Elastic Interactions in High-Pressure CO 2 Centrifugal Compressors
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Topics: Carbon dioxide, Cavities, Compressors, Fluids, Geometry, Impellers, Pressure, Equations of state, Acoustics, Density
Journal Articles

Rotordynamic Force Prediction of a Shrouded Centrifugal Pump Impeller—Part II: Stability Analysis

Eunseok Kim, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2016, 138(3): 031015.
Paper No: VIB-15-1222
https://doi.org/10.1115/1.4032723
Published Online: April 18, 2016
View Article titled, Rotordynamic Force Prediction of a Shrouded Centrifugal Pump Impeller—Part II: Stability Analysis
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Topics: Impellers, Rotors, Stability, Damping, Transfer functions, Wear
Journal Articles

Rotordynamic Force Prediction of a Shrouded Centrifugal Pump Impeller—Part I: Numerical Analysis

Eunseok Kim, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2016, 138(3): 031014.
Paper No: VIB-15-1221
https://doi.org/10.1115/1.4032722
Published Online: April 15, 2016
View Article titled, Rotordynamic Force Prediction of a Shrouded Centrifugal Pump Impeller—Part I: Numerical Analysis
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Topics: Impellers, Wear, Flow (Dynamics)
Journal Articles

An Enhanced Greitzer Compressor Model Including Pipeline Dynamics and Surge

Se Young Yoon, Zongli Lin, Christopher Goyne, Paul E. Allaire
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2011, 133(5): 051005.
https://doi.org/10.1115/1.4003937
Published Online: July 26, 2011
View Article titled, An Enhanced Greitzer Compressor Model Including Pipeline Dynamics and Surge
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Topics: Acoustics, Clearances (Engineering), Compression, Compressors, Dynamics (Mechanics), Impellers, Pipelines, Pipes, Pressure, Surges
Journal Articles

Model Validation for an Active Magnetic Bearing Based Compressor Surge Control Test Rig

Se Young Yoon, Zongli Lin, Kin Tien Lim, Christopher Goyne, Paul E. Allaire
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2010, 132(6): 061005.
https://doi.org/10.1115/1.4001845
Published Online: September 16, 2010
View Article titled, Model Validation for an Active Magnetic Bearing Based Compressor Surge Control Test Rig
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Topics: Clearances (Engineering), Compression, Compressors, Control equipment, Impellers, Magnetic bearings, Pressure, Surges, Design, Model validation
Journal Articles

Pressure Pulsations in Centrifugal Pumps

J. F. Guelich, U. Bolleter
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1992, 114(2): 272–279.
https://doi.org/10.1115/1.2930257
Published Online: April 1, 1992
View Article titled, Pressure Pulsations in Centrifugal Pumps
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Topics: Centrifugal pumps, Pressure, Design, Impellers, Pumps, Blades, Diffusers, Flow (Dynamics), Flow separation, Stress
Journal Articles

Influence of Impeller Shroud Forces on Turbopump Rotor Dynamics

J. P. Williams, D. W. Childs
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 1991, 113(4): 508–515.
https://doi.org/10.1115/1.2930215
Published Online: October 1, 1991
View Article titled, Influence of Impeller Shroud Forces on Turbopump Rotor Dynamics
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Topics: Impellers, Rotordynamics, Stability, Leakage, Rotors, Stiffness, Bearings, Damping, Dynamic systems, Fluids
Journal Articles

Centrifugal-Acceleration Modes for Incompressible Fluid in the Leakage Annulus Between a Shrouded Pump Impeller and Its Housing

D. W. Childs
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1991, 113(2): 209–218.
https://doi.org/10.1115/1.2930171
Published Online: April 1, 1991
View Article titled, Centrifugal-Acceleration Modes for Incompressible Fluid in the Leakage Annulus Between a Shrouded Pump Impeller and Its Housing
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Topics: Annulus, Incompressible fluids, Leakage, Pump impellers, Impellers, Eigenvalues, Excitation, Flow (Dynamics), Mode shapes, Momentum
Journal Articles

Fluid-Structure Interaction Forces at Pump-Impeller-Shroud Surfaces for Axial Vibration Analysis

D. W. Childs
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. January 1991, 113(1): 108–115.
https://doi.org/10.1115/1.2930144
Published Online: January 1, 1991
View Article titled, Fluid-Structure Interaction Forces at Pump-Impeller-Shroud Surfaces for Axial Vibration Analysis
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Topics: Fluid structure interaction, Impellers, Pumps, Vibration analysis, Momentum, Pressure, Annulus, Damping, Fluids, Leakage
Journal Articles

A Method for Calculating Labyrinth Seal Inlet Swirl Velocity

R. Gordon Kirk
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. July 1990, 112(3): 380–383.
https://doi.org/10.1115/1.2930519
Published Online: July 1, 1990
View Article titled, A Method for Calculating Labyrinth Seal Inlet Swirl Velocity
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Topics: Axial flow, Compressors, Disks, Flow (Dynamics), Friction, Geometry, Impellers, Leakage, Packing (Shipments), Packings (Cushioning)
Journal Articles

Dynamic Analysis of Centrifugal Pump Rotors With Fluid-Mechanical Interactions

W. Diewald, R. Nordmann
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 1989, 111(4): 370–378.
https://doi.org/10.1115/1.3269871
Published Online: October 1, 1989
View Article titled, Dynamic Analysis of Centrifugal Pump Rotors With Fluid-Mechanical Interactions
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Topics: Centrifugal pumps, Dynamic analysis, Fluid mechanics, Rotors, Fluids, Boilers, Finite element analysis, Impellers, Journal bearings, Pistons
Journal Articles

Fluid-Structure Interaction Forces at Pump-Impeller-Shroud Surfaces for Rotordynamic Calculations

D. W. Childs
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. July 1989, 111(3): 216–225.
https://doi.org/10.1115/1.3269845
Published Online: July 1, 1989
View Article titled, Fluid-Structure Interaction Forces at Pump-Impeller-Shroud Surfaces for Rotordynamic Calculations
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Topics: Fluid structure interaction, Impellers, Pumps, Annulus, Momentum, Pressure, Fluids, Leakage, Clearances (Engineering), Damping
Journal Articles

Improved Rotor Response of the Uprated High Pressure Oxygen Turbopump for the Space Shuttle Main Engine

R. F. Beatty, M. J. Hine
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1989, 111(2): 163–169.
https://doi.org/10.1115/1.3269837
Published Online: April 1, 1989
View Article titled, Improved Rotor Response of the Uprated High Pressure Oxygen Turbopump for the Space Shuttle Main Engine
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Topics: Engines, High pressure (Physics), Oxygen, Rotors, Space vehicles, Bearings, Stress, Whirls, Damping, Pumps
Journal Articles

Theoretical Study of Fluid Forces on a Centrifugal Impeller Rotating and Whirling in a Volute

Y. Tsujimoto, A. J. Acosta, C. E. Brennen
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. July 1988, 110(3): 263–269.
https://doi.org/10.1115/1.3269512
Published Online: July 1, 1988
View Article titled, Theoretical Study of Fluid Forces on a Centrifugal Impeller Rotating and Whirling in a Volute
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Topics: Fluids, Impellers, Whirls, Flow (Dynamics), Geometry, Inviscid flow
Journal Articles

Active Noise Control to Reduce the Blade Tone Noise of Centrifugal Fans

G. H. Koopmann, W. Neise, W. Chen
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. July 1988, 110(3): 377–383.
https://doi.org/10.1115/1.3269529
Published Online: July 1, 1988
View Article titled, Active Noise Control to Reduce the Blade Tone Noise of Centrifugal Fans
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Topics: Blades, Fans, Noise (Sound), Noise control, Impellers, Design, Ducts, Rotation, Signals, Sound pressure
Journal Articles

Experiments and Calculations on the Vibrations of Rotating Radial Impellers

Horst Irretier
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1988, 110(2): 137–142.
https://doi.org/10.1115/1.3269490
Published Online: April 1, 1988
View Article titled, Experiments and Calculations on the Vibrations of Rotating Radial Impellers
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Topics: Impellers, Vibration, Excitation, Mode shapes, Resonance, Waves
Journal Articles

The Influence of Geometric Parameters on F. C. Centrifugal Fan Noise

Ken Morinushi
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. July 1987, 109(3): 227–234.
https://doi.org/10.1115/1.3269425
Published Online: July 1, 1987
View Article titled, The Influence of Geometric Parameters on F. C. Centrifugal Fan Noise
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Topics: Noise (Sound), Blades, Fans, Impellers, Chords (Trusses), Clearances (Engineering), Design, Nozzles