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Journal Articles

A New Nonlinear Time-Domain Flutter Analysis Approach for Distorted Flows

Available to Purchase
Roque Corral, Salvador Rodríguez-Blanco, Venkata Y. T. Chennuru, Mehdi Vahdati, Fanzhou Zhao
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071014.
Paper No: TURBO-24-1249
https://doi.org/10.1115/1.4067245
Published Online: December 17, 2024
View Articletitled, A New Nonlinear Time-Domain Flutter Analysis Approach for Distorted Flows
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Topics: Blades, Damping, Flow (Dynamics), Flutter (Aerodynamics), Simulation, Vibration, Pressure, Stability
Journal Articles

Conceptual Analysis on the Impact of Acoustic Liners in Fan Flutter

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Javier González-Monge, José Miguel Pérez, Roque Corral, Fanzhou Zhao, Mehdi Vahdati
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041001.
Paper No: TURBO-24-1272
https://doi.org/10.1115/1.4066740
Published Online: October 25, 2024
View Articletitled, Conceptual Analysis on the Impact of Acoustic Liners in Fan Flutter
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Topics: Acoustics, Flutter (Aerodynamics), Waves, Ducts, Reflection, Stability
Journal Articles

Experimental Investigations on Aeroelastic Stability of Combined Plunge-Pitch Mode Shapes in a Linear Compressor Cascade

Open Access
Julian Gambel, Dieter Peitsch, Sabine Schneider
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2024, 146(12): 121010.
Paper No: TURBO-23-1306
https://doi.org/10.1115/1.4065946
Published Online: August 6, 2024
View Articletitled, Experimental Investigations on Aeroelastic Stability of Combined Plunge-Pitch Mode Shapes in a Linear Compressor Cascade
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Topics: Blades, Cascades (Fluid dynamics), Stability, Pressure, Mode shapes, Flutter (Aerodynamics), Compressors, Flow (Dynamics)
Journal Articles

Experimental Research Into Aeroelastic Phenomena in Turbine Rotor Blades Inside ARIAS EU Project

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Juan Manuel Gallardo, Oscar Bermejo, Julen Hernández, Gadea García, Jon Gallego, Daniel Knappett, Vsevolod Kharyton, Mike Wurl, Roque Corral
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071009.
Paper No: TURBO-23-1308
https://doi.org/10.1115/1.4065621
Published Online: June 10, 2024
View Articletitled, Experimental Research Into Aeroelastic Phenomena in Turbine Rotor Blades Inside ARIAS EU Project
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Topics: Blades, Dampers, Design, Flutter (Aerodynamics), Rotors, Turbines, Vibration, Signals, Pressure, Excitation
Journal Articles

Numerical Investigation of Classic Flutter Mechanism Under Circumferentially Non-Uniform Inlet Condition

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Zhaoqi Yan, Tianyu Pan, Guanting Su, Qiushi Li, Robert E. Kielb
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061011.
Paper No: TURBO-23-1080
https://doi.org/10.1115/1.4064420
Published Online: January 29, 2024
View Articletitled, Numerical Investigation of Classic Flutter Mechanism Under Circumferentially Non-Uniform Inlet Condition
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Topics: Blades, Damping, Flutter (Aerodynamics), Rotors, Inflow, Flow (Dynamics)
Journal Articles

Experimental Validation of a Seal Flutter Model

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Roque Corral, Michele Greco
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121010.
Paper No: TURBO-23-1174
https://doi.org/10.1115/1.4063514
Published Online: October 19, 2023
View Articletitled, Experimental Validation of a Seal Flutter Model
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Topics: Cavities, Computational fluid dynamics, Engineering simulation, Flutter (Aerodynamics), Pressure, Simulation, Stability, Flow (Dynamics), Kinetic energy, Damping
Journal Articles

Fan Flutter Mechanisms Related to Blade Mode Shape and Acoustic Properties

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Xu Dong, Yanfeng Zhang, Xingen Lu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091013.
Paper No: TURBO-23-1022
https://doi.org/10.1115/1.4062806
Published Online: July 27, 2023
View Articletitled, Fan Flutter Mechanisms Related to Blade Mode Shape and Acoustic Properties
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Topics: Acoustics, Blades, Damping, Flutter (Aerodynamics), Mode shapes, Pressure, Flow (Dynamics), Vibration
Journal Articles

Quasi-Dynamic Approximation of Unsteady Pressure Distribution for Transonic Airfoils in Flutter

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Jan Lepicovsky, David Šimurda, Robert E. Kielb, Petr Šidlof, Martin Štěpán
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081010.
Paper No: TURBO-22-1366
https://doi.org/10.1115/1.4062181
Published Online: April 12, 2023
View Articletitled, Quasi-Dynamic Approximation of Unsteady Pressure Distribution for Transonic Airfoils in Flutter
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Topics: Blades, Flow (Dynamics), Flutter (Aerodynamics), Pressure, Cascades (Fluid dynamics), Test facilities, Mach number
Journal Articles

A Method for Predicting the Aeroelastic Response of Radial Turbomachines

Free
David W. Fellows, Vincent Iskandar, Daniel J. Bodony, Ryan C. McGowan, Sang-Guk Kang, Aaron J. Pope, Chol-Bum M. Kweon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081004.
Paper No: TURBO-22-1117
https://doi.org/10.1115/1.4057062
Published Online: April 3, 2023
View Articletitled, A Method for Predicting the Aeroelastic Response of Radial Turbomachines
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Topics: Blades, Damping, Fluids, Flutter (Aerodynamics), High pressure (Physics), Turbines, Turbochargers, Pressure, Wheels, Turbomachinery
Journal Articles

Nonlinear Flutter Analysis of Labyrinth Seals

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Roque Corral, Michele Greco, Luis Matabuena
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071007.
Paper No: TURBO-22-1326
https://doi.org/10.1115/1.4056701
Published Online: February 10, 2023
View Articletitled, Nonlinear Flutter Analysis of Labyrinth Seals
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Topics: Cavities, Clearances (Engineering), Cycles, Flutter (Aerodynamics), Pressure, Stability, Vibration, Flow (Dynamics), Torsion
Journal Articles

Experimental Subsonic Flutter of a Linear Turbine Blade Cascade With Various Mode Shapes and Chordwise Torsion Axis Locations

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Petr Eret, Volodymyr Tsymbalyuk
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061002.
Paper No: TURBO-21-1237
https://doi.org/10.1115/1.4056204
Published Online: December 6, 2022
View Articletitled, Experimental Subsonic Flutter of a Linear Turbine Blade Cascade With Various Mode Shapes and Chordwise Torsion Axis Locations
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Topics: Blades, Cascades (Fluid dynamics), Flutter (Aerodynamics), Mode shapes, Torsion, Stability
Journal Articles

Instabilities Everywhere! Hard Problems in Aero-Engines

Open Access
Zoltán S. Spakovszky
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021011.
Paper No: TURBO-21-1198
https://doi.org/10.1115/1.4055424
Published Online: October 14, 2022
View Articletitled, Instabilities Everywhere! Hard Problems in Aero-Engines
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Topics: Aircraft engines, Damping, Engines, Whirls, Compressors, Bearings, Rotors, Flow (Dynamics), Flutter (Aerodynamics)
Journal Articles

Numerical Investigation of the Fan Flutter Mechanism Related to Acoustic Propagation Characteristics

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Xu Dong, Yanfeng Zhang, Xingen Lu, Yingjie Zhang, Jiuliang Gan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2022, 144(10): 101009.
Paper No: TURBO-21-1041
https://doi.org/10.1115/1.4054161
Published Online: April 19, 2022
View Articletitled, Numerical Investigation of the Fan Flutter Mechanism Related to Acoustic Propagation Characteristics
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Topics: Acoustics, Blades, Damping, Flutter (Aerodynamics), Pressure, Chords (Trusses), Suction, Flow (Dynamics)
Journal Articles

Forced Response Due to Vane Stagger Angle Variation in an Axial Compressor

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Niklas Maroldt, Mona Amer, Joerg R. Seume
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081011.
Paper No: TURBO-21-1042
https://doi.org/10.1115/1.4053839
Published Online: March 4, 2022
View Articletitled, Forced Response Due to Vane Stagger Angle Variation in an Axial Compressor
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Topics: Blades, Compressors, Damping, Engines, Excitation, Flow (Dynamics), Inlet guide vanes, Rotors, Simulation, Vibration
Journal Articles

Effective Clearance and Differential Gapping Impact on Seal Flutter Modeling and Validation

Open Access
Roque Corral, Michele Greco, Almudena Vega
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071010.
Paper No: TURBO-21-1238
https://doi.org/10.1115/1.4053290
Published Online: March 2, 2022
View Articletitled, Effective Clearance and Differential Gapping Impact on Seal Flutter Modeling and Validation
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Topics: Cavities, Kinetic energy, Pressure, Stability, Clearances (Engineering), Simulation, Flutter (Aerodynamics), Flow (Dynamics), Discharge coefficient, Computational fluid dynamics
Journal Articles

Prediction of the Acoustic Reflection in a Realistic Aeroengine Intake With Three Numerical Methods to Analyze Fan Flutter

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Thomas Bontemps, Stéphane Aubert, Maxime de Pret
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2021, 143(10): 101016.
Paper No: TURBO-21-1011
https://doi.org/10.1115/1.4051113
Published Online: July 5, 2021
View Articletitled, Prediction of the Acoustic Reflection in a Realistic Aeroengine Intake With Three Numerical Methods to Analyze Fan Flutter
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Topics: Acoustics, Flutter (Aerodynamics), Reflection, Simulation, Waves, Errors
Journal Articles

Higher Order Conceptual Model for Labyrinth Seal Flutter

Available to Purchase
Roque Corral, Michele Greco, Almudena Vega
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071006.
Paper No: TURBO-20-1261
https://doi.org/10.1115/1.4050334
Published Online: April 9, 2021
View Articletitled, Higher Order Conceptual Model for Labyrinth Seal Flutter
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Topics: Cavities, Computational fluid dynamics, Cycles, Flow (Dynamics), Flutter (Aerodynamics), Pressure, Stability, Torsion, Simulation, Vibration
Journal Articles

An Efficient Aeroelastic Eigenvalue Method for Analyzing Coupled-Mode Flutter in Turbomachinery

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Huang Huang, Wei Liu, Paul Petrie-Repar, Dingxi Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021010.
Paper No: TURBO-20-1042
https://doi.org/10.1115/1.4048294
Published Online: February 2, 2021
View Articletitled, An Efficient Aeroelastic Eigenvalue Method for Analyzing Coupled-Mode Flutter in Turbomachinery
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Topics: Blades, Eigenvalues, Flutter (Aerodynamics), Rotors, Torsion, Turbomachinery, NASA, Displacement, Vibration
Journal Articles

Flutter in Started and Unstarted Transonic Linear Cascades: Simultaneous Measurements of Unsteady Loads and Shock Dynamics

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Prahallada Jutur, Raghuraman N. Govardhan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2019, 141(12): 121004.
Paper No: TURBO-19-1085
https://doi.org/10.1115/1.4045105
Published Online: November 8, 2019
View Articletitled, Flutter in Started and Unstarted Transonic Linear Cascades: Simultaneous Measurements of Unsteady Loads and Shock Dynamics
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Topics: Blades, Cascades (Fluid dynamics), Flutter (Aerodynamics), Shock (Mechanics), Excitation, Dynamics (Mechanics), Oscillations, Stress, Pressure, Suction
Journal Articles

Radial Decomposition of Blade Vibration to Identify a Stall Flutter Source in a Transonic Fan

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Q. Rendu, M. Vahdati, L. Salles
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2019, 141(10): 101011.
Paper No: TURBO-18-1314
https://doi.org/10.1115/1.4044484
Published Online: October 1, 2019
View Articletitled, Radial Decomposition of Blade Vibration to Identify a Stall Flutter Source in a Transonic Fan
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Topics: Blades, Flutter (Aerodynamics), Pressure, Shock waves, Vibration, Fluctuations (Physics), Flow (Dynamics), Damping, Computation, Oscillations