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Journal Articles

A Method for Predicting the Aeroelastic Response of Radial Turbomachines

David Fellows, Vincent Iskandar, Daniel Bodony, Ryan C. McGowan, Sang-Guk Kang, Aaron J. Pope, Chol-Bum M. Kweon

J. Turbomach.

Paper No: TURBO-22-1117

DOI: https://doi.org/10.1115/1.4057062

Published Online: March 8, 2023

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Topics: Computational fluid dynamics, Turbine blades, Turbochargers, Turbomachinery, Flutter (Aerodynamics), Blades, Fluids, Turbines, Aircraft, Combustion

Journal Articles

On the Probabilistic Endurance Prediction Approach for Turbomachinery Blades and Vanes

Davendu Y. Kulkarni

J. Turbomach. June 2023, 145(6): 061011.

Paper No: TURBO-21-1276

DOI: https://doi.org/10.1115/1.4056511

Published Online: January 9, 2023

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Topics: Airfoils, Blades, Compressors, Damping, Design, Friction, High cycle fatigue, Simulation, Stress, Turbomachinery

Journal Articles

Instabilities Everywhere! Hard Problems in Aero-Engines

Zoltán S. Spakovszky

J. Turbomach. February 2023, 145(2): 021011.

Paper No: TURBO-21-1198

DOI: https://doi.org/10.1115/1.4055424

Published Online: October 14, 2022

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Topics: Aircraft engines, Damping, Engines, Whirls, Compressors, Bearings, Rotors, Flow (Dynamics), Flutter (Aerodynamics)

Journal Articles

Frequency Lock-In Phenomenon of Vortex Induced Vibration of a Rotating Blade Considering Bending-Torsion Coupling Effect

Yuankai Ren, Jianwei Lu, Gaoming Deng, Bofu Wu, Dinghua Zhou

J. Turbomach. February 2023, 145(2): 021003.

Paper No: TURBO-22-1052

DOI: https://doi.org/10.1115/1.4055528

Published Online: October 11, 2022

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Topics: Blades, Locks (Waterways), Torsion, Vortex-induced vibration, Vortices, Rotating blades, Wakes, Damping

Journal Articles

A Fluid–Structure Interaction Tool Using a Van der Pol-Based Reduced-Order Model for Buffet and Nonsynchronous Vibrations

Richard Hollenbach, Robert Kielb, Kenneth Hall

J. Turbomach. January 2023, 145(1): 011009.

Paper No: TURBO-22-1189

DOI: https://doi.org/10.1115/1.4055447

Published Online: October 7, 2022

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Topics: Cycles, Cylinders, Fluid structure interaction, Fluids, Locks (Waterways), Oscillations, Phase shift, Simulation, Vibration, Turbomachinery

Journal Articles

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

Xu Dong, Yanfeng Zhang, Xingen Lu, Yingjie Zhang, Jiuliang Gan

J. Turbomach. October 2022, 144(10): 101009.

Paper No: TURBO-21-1041

DOI: https://doi.org/10.1115/1.4054161

Published Online: April 19, 2022

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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

Niklas Maroldt, Mona Amer, Joerg R. Seume

J. Turbomach. August 2022, 144(8): 081011.

Paper No: TURBO-21-1042

DOI: https://doi.org/10.1115/1.4053839

Published Online: March 4, 2022

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Topics: Blades, Compressors, Damping, Engines, Excitation, Flow (Dynamics), Inlet guide vanes, Rotors, Simulation, Vibration

Journal Articles

Suppression of Nonsynchronous Vibration Through Intentional Aerodynamic and Structural Mistuning

Sina Stapelfeldt, Christoph Brandstetter

J. Turbomach. February 2022, 144(2): 021008.

Paper No: TURBO-21-1144

DOI: https://doi.org/10.1115/1.4052233

Published Online: September 27, 2021

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Topics: Blades, Compressors, Damping, Vibration, Rotors, Stability

Journal Articles

Innovative Design, Structural Optimization, and Additive Manufacturing of New-Generation Turbine Blades

Lorenzo Pinelli, Andrea Amedei, Enrico Meli, Federico Vanti, Benedetta Romani, Gianluigi Benvenuti, Marco Fabbrini, Nicolò Morganti, Andrea Rindi, Andrea Arnone

J. Turbomach. January 2022, 144(1): 011006.

Paper No: TURBO-20-1302

DOI: https://doi.org/10.1115/1.4051936

Published Online: September 7, 2021

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Topics: Additive manufacturing, Blades, Computational fluid dynamics, Damping, Design, Finite element methods, Finite element model, Geometry, Optimization, Rotors

Journal Articles

Analysis Method of Nonsynchronous Vibration and Influence of Tip Clearance Flow Instabilities on Nonsynchronous Vibration in an Axial Transonic Compressor Rotor

Le Han, Dasheng Wei, Yanrong Wang, Xianghua Jiang, Xiaojie Zhang

J. Turbomach. November 2021, 143(11): 111014.

Paper No: TURBO-20-1093

DOI: https://doi.org/10.1115/1.4051171

Published Online: June 24, 2021

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Topics: Blades, Clearances (Engineering), Pressure, Vibration, Flow instability, Locks (Waterways), Damping

Journal Articles

Experimental and Numerical Quantification of the Aerodynamic Damping of a Turbine Blisk

Christopher E. Meinzer, Joerg R. Seume

J. Turbomach. December 2020, 142(12): 121011.

Paper No: TURBO-19-1232

DOI: https://doi.org/10.1115/1.4048192

Published Online: December 2, 2020

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Topics: Acoustics, Blades, Damping, Excitation, Turbines, Simulation, Flow (Dynamics)

Journal Articles

Validation Studies of Linear Oscillating Compressor Cascade and Use of Influence Coefficient Method

H. M. Phan, L. He

J. Turbomach. May 2020, 142(5): 051005.

Paper No: TURBO-19-1211

DOI: https://doi.org/10.1115/1.4045657

Published Online: April 9, 2020

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Topics: Blades, Cascades (Fluid dynamics), Clearances (Engineering), Damping, Pressure, Suction, Boundary layers, Flow (Dynamics), Compressors, Turbulence

Journal Articles

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

Q. Rendu, M. Vahdati, L. Salles

J. Turbomach. October 2019, 141(10): 101011.

Paper No: TURBO-18-1314

DOI: https://doi.org/10.1115/1.4044484

Published Online: October 1, 2019

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Topics: Blades, Flutter (Aerodynamics), Pressure, Shock waves, Vibration, Fluctuations (Physics), Flow (Dynamics), Damping, Computation, Oscillations

Journal Articles

On the Influence of Blade Aspect Ratio on Aerodynamic Damping

Patrick Buchwald, Aydin Farahmand, Damian M. Vogt

J. Turbomach. October 2019, 141(10): 101007.

Paper No: TURBO-18-1320

DOI: https://doi.org/10.1115/1.4043905

Published Online: September 26, 2019

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Topics: Blades, Damping, Simulation, Computational fluid dynamics, Rotors, Traveling waves

Journal Articles

Tip-Shroud Labyrinth Seal Effect on the Flutter Stability of Turbine Rotor Blades

Roque Corral, Michele Greco, Almudena Vega

J. Turbomach. October 2019, 141(10): 101006.

Paper No: TURBO-18-1336

DOI: https://doi.org/10.1115/1.4043962

Published Online: September 25, 2019

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Topics: Airfoils, Blades, Cavities, Damping, Flow (Dynamics), Flutter (Aerodynamics), Pressure, Rotors, Stability, Turbines

Journal Articles

Experimental Investigation of an Aerodynamically Mistuned Oscillating Compressor Cascade

Leonie Malzacher, Christopher Schwarze, Valentina Motta, Dieter Peitsch

J. Turbomach. July 2019, 141(7): 071012.

Paper No: TURBO-19-1027

DOI: https://doi.org/10.1115/1.4043474

Published Online: May 23, 2019

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Topics: Blades, Cascades (Fluid dynamics), Compressors, Damping, Pressure, Stability, Test facilities, Flow (Dynamics), Aerodynamics

Journal Articles

Experimental Study of Aerodynamic Damping of an Annular Compressor Cascade With Large Mean Incidences

M. C. Keerthi, Abhijit Kushari

J. Turbomach. June 2019, 141(6): 061002.

Paper No: TURBO-18-1055

DOI: https://doi.org/10.1115/1.4042214

Published Online: January 21, 2019

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Topics: Blades, Cascades (Fluid dynamics), Damping, Pressure, Stability, Compressors, Suction, Oscillations

Journal Articles

Consequences of Borescope Blending Repairs on Modern High Pressure Compressor Blisk Aeroelasticity

Benjamin Hanschke, Arnold Kühhorn, Sven Schrape, Thomas Giersch

J. Turbomach. February 2019, 141(2): 021002.

Paper No: TURBO-18-1028

DOI: https://doi.org/10.1115/1.4041672

Published Online: January 16, 2019

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Topics: Blades, Compressors, Damping, Flow (Dynamics), Maintenance, Pressure, Steady state, High pressure (Physics), Aerodynamics, Fluid-dynamic forces

Journal Articles

Conceptual Flutter Analysis of Labyrinth Seals Using Analytical Models—Part II: Physical Interpretation

Almudena Vega, Roque Corral

J. Turbomach. December 2018, 140(12): 121007.

Paper No: TURBO-18-1171

DOI: https://doi.org/10.1115/1.4041377

Published Online: October 18, 2018

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Topics: Cavities, Clearances (Engineering), Cycles, Flutter (Aerodynamics), Pressure, Stability, Torsion, Fluids, Oscillating frequencies, Damping

Journal Articles

Numerical and Experimental Fluid–Structure Interaction-Study to Determine Mechanical Stresses Induced by Rotating Stall in Unshrouded Centrifugal Compressor Impellers

B. Mischo, P. Jenny, S. Mauri, Y. Bidaut, M. Kramer, S. Spengler

J. Turbomach. November 2018, 140(11): 111006.

Paper No: TURBO-18-1156

DOI: https://doi.org/10.1115/1.4041400

Published Online: October 10, 2018

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Topics: Blades, Diffusers, Flow (Dynamics), Impellers, Pressure, Stress, Damping, Computational fluid dynamics, Resonance, Strain gages

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Journal citation

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Manuscript

A Method for Predicting the Aeroelastic Response of Radial Turbomachines

On the Probabilistic Endurance Prediction Approach for Turbomachinery Blades and Vanes

Instabilities Everywhere! Hard Problems in Aero-Engines

Frequency Lock-In Phenomenon of Vortex Induced Vibration of a Rotating Blade Considering Bending-Torsion Coupling Effect

A Fluid–Structure Interaction Tool Using a Van der Pol-Based Reduced-Order Model for Buffet and Nonsynchronous Vibrations

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

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

Suppression of Nonsynchronous Vibration Through Intentional Aerodynamic and Structural Mistuning

Innovative Design, Structural Optimization, and Additive Manufacturing of New-Generation Turbine Blades

Analysis Method of Nonsynchronous Vibration and Influence of Tip Clearance Flow Instabilities on Nonsynchronous Vibration in an Axial Transonic Compressor Rotor

Experimental and Numerical Quantification of the Aerodynamic Damping of a Turbine Blisk

Validation Studies of Linear Oscillating Compressor Cascade and Use of Influence Coefficient Method

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

On the Influence of Blade Aspect Ratio on Aerodynamic Damping

Tip-Shroud Labyrinth Seal Effect on the Flutter Stability of Turbine Rotor Blades

Experimental Investigation of an Aerodynamically Mistuned Oscillating Compressor Cascade

Experimental Study of Aerodynamic Damping of an Annular Compressor Cascade With Large Mean Incidences

Consequences of Borescope Blending Repairs on Modern High Pressure Compressor Blisk Aeroelasticity

Conceptual Flutter Analysis of Labyrinth Seals Using Analytical Models—Part II: Physical Interpretation

Numerical and Experimental Fluid–Structure Interaction-Study to Determine Mechanical Stresses Induced by Rotating Stall in Unshrouded Centrifugal Compressor Impellers

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