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Journal Articles

Surge Onset in Turbo Heat Pumps

Jieun Song, Jung Chan Park, Kil Young Kim, Jinhee Jeong, Seung Jin Song
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. August 2014, 136(8): 081001.
Paper No: TURBO-13-1247
https://doi.org/10.1115/1.4026145
Published Online: January 2, 2014
View Article titled, Surge Onset in Turbo Heat Pumps
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Topics: Compressors, Heat pumps, Springs, Surges, Turbochargers, Dampers, Stability, Condensers (steam plant), Flow (Dynamics), Valves
Journal Articles

Analysis of Flutter-Induced Limit Cycle Oscillations in Gas-Turbine Structures With Friction, Gap, and Other Nonlinear Contact Interfaces

E. P. Petrov
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2012, 134(6): 061018.
https://doi.org/10.1115/1.4006292
Published Online: September 4, 2012
View Article titled, Analysis of Flutter-Induced Limit Cycle Oscillations in Gas-Turbine Structures With Friction, Gap, and Other Nonlinear Contact Interfaces
Open the PDF for Analysis of Flutter-Induced Limit Cycle Oscillations in Gas-Turbine Structures With Friction, Gap, and Other Nonlinear Contact Interfaces in another window
Topics: Disks, Flutter (Aerodynamics), Friction, Gas turbines, Limit cycles, Oscillations, Stiffness, Vibration, Damping, Aerodynamics
Journal Articles

High-Pressure Pocket Damper Seals: Leakage Rates and Cavity Pressures

Ahmed M. Gamal, Bugra H. Ertas, John M. Vance
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2007, 129(4): 826–834.
https://doi.org/10.1115/1.2720871
Published Online: September 3, 2006
View Article titled, High-Pressure Pocket Damper Seals: Leakage Rates and Cavity Pressures
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Topics: Blades, Cavities, Dampers, Discharge coefficient, Leakage, Pressure, Rotors, Flow (Dynamics)
Journal Articles

A Simplified Method for Predicting the Stability of Aerodynamically Excited Turbomachinery

Albert F. Storace
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2007, 129(4): 724–729.
https://doi.org/10.1115/1.2720870
Published Online: August 29, 2006
View Article titled, A Simplified Method for Predicting the Stability of Aerodynamically Excited Turbomachinery
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Topics: Damping, Rotors, Stability, Stiffness, Whirls, Turbomachinery, Dampers, Blades, Gas turbines, Stators
Journal Articles

Rotordynamic Force Coefficients of Pocket Damper Seals

B. Ertas, A. Gamal, J. Vance
Journal: Journal of Turbomachinery
Article Type: Technical Papers
J. Turbomach. October 2006, 128(4): 725–737.
https://doi.org/10.1115/1.2221327
Published Online: February 1, 2006
View Article titled, Rotordynamic Force Coefficients of Pocket Damper Seals
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Topics: Bearings, Cavities, Clearances (Engineering), Dampers, Damping, Excitation, Pressure, Rotors, Stiffness, Stators
Journal Articles

Advanced Modeling of Underplatform Friction Dampers for Analysis of Bladed Disk Vibration

E. P. Petrov, D. J. Ewins
Journal: Journal of Turbomachinery
Article Type: Technical Papers
J. Turbomach. January 2007, 129(1): 143–150.
https://doi.org/10.1115/1.2372775
Published Online: February 1, 2006
View Article titled, Advanced Modeling of Underplatform Friction Dampers for Analysis of Bladed Disk Vibration
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Topics: Dampers, Friction, Disks, Blades, Modeling
Journal Articles

Thermoacoustic Modeling of a Gas Turbine Combustor Equipped With Acoustic Dampers

Valter Bellucci, Bruno Schuermans, Dariusz Nowak, Peter Flohr, Christian Oliver Paschereit
Journal: Journal of Turbomachinery
Article Type: Technical Papers
J. Turbomach. April 2005, 127(2): 372–379.
https://doi.org/10.1115/1.1791284
Published Online: May 5, 2005
View Article titled, Thermoacoustic Modeling of a Gas Turbine Combustor Equipped With Acoustic Dampers
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Topics: Acoustics, Combustion chambers, Dampers, Engines, Flames, Gas turbines, Modeling, Transfer functions, Finite element methods, Combustion systems
Journal Articles

Method for Analysis of Nonlinear Multiharmonic Vibrations of Mistuned Bladed Disks With Scatter of Contact Interface Characteristics

E. P. Petrov, D. J. Ewins
Journal: Journal of Turbomachinery
Article Type: Technical Papers
J. Turbomach. January 2005, 127(1): 128–136.
https://doi.org/10.1115/1.1812781
Published Online: February 9, 2005
View Article titled, Method for Analysis of Nonlinear Multiharmonic Vibrations of Mistuned Bladed Disks With Scatter of Contact Interface Characteristics
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Topics: Blades, Disks, Electromagnetic scattering, Vibration, Dampers, Condensation
Journal Articles

Method for Direct Parametric Analysis of Nonlinear Forced Response of Bladed Disks With Friction Contact Interfaces

E. P. Petrov
Journal: Journal of Turbomachinery
Article Type: Technical Papers
J. Turbomach. October 2004, 126(4): 654–662.
https://doi.org/10.1115/1.1776588
Published Online: December 29, 2004
View Article titled, Method for Direct Parametric Analysis of Nonlinear Forced Response of Bladed Disks With Friction Contact Interfaces
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Topics: Disks, Friction, Stiffness, Stress, Dampers
Journal Articles

Measurement of Air Film Damping Effectiveness

R. M. Mathison, M. G. Dunn, M. M. Weaver, A. Dushko
Journal: Journal of Turbomachinery
Article Type: Technical Papers
J. Turbomach. July 2005, 127(3): 557–563.
https://doi.org/10.1115/1.1928288
Published Online: March 1, 2004
View Article titled, Measurement of Air Film Damping Effectiveness
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Topics: Dampers, Damping, Resonance, Vibration, Strain gages, Gages, Gas turbines, Pressure