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Journal Articles

Fully Coupled Analysis of Flutter Induced Limit Cycles: Frequency Versus Time Domain Methods

Christian Berthold, Johann Gross, Christian Frey, Malte Krack
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2023, 145(7): 071009.
Paper No: GTP-22-1397
DOI: https://doi.org/10.1115/1.4062408
Published Online: May 25, 2023
View Article titled, Fully Coupled Analysis of Flutter Induced Limit Cycles: Frequency Versus Time Domain Methods
Click here to open pdf in another window PDF for Fully Coupled Analysis of Flutter Induced Limit Cycles: Frequency Versus Time Domain Methods
Topics: Fluid structure interaction, Fluids, Flutter (Aerodynamics), Limit cycles, Vibration, Blades, Oscillations, Resonance
Journal Articles

Detection of Cracks in Turbomachinery Blades by Online Monitoring

Manish Kumar, Roger Heinig, Mark Cottrell, Christian Siewert, Henning Almstedt, Drew Feiner, Jerry Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041023.
Paper No: GTP-20-1830
DOI: https://doi.org/10.1115/1.4053705
Published Online: February 27, 2023
View Article titled, Detection of Cracks in Turbomachinery Blades by Online Monitoring
Click here to open pdf in another window PDF for Detection of Cracks in Turbomachinery Blades by Online Monitoring
Topics: Blades, Fracture (Materials)
Journal Articles

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Alex A. Kaszynski
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061010.
Paper No: GTP-22-1625
DOI: https://doi.org/10.1115/1.4056538
Published Online: January 13, 2023
View Article titled, Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation
Click here to open pdf in another window PDF for Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation
Topics: Blades, Excitation, Spectral energy distribution, Traveling waves, Rotors, Damping, Mode shapes, Testing
Journal Articles

Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing

Giuseppe Macoretta, Bernardo Disma Monelli, Paolo Neri, Federico Bucciarelli, Enrico Giusti, Damaso Checcacci, Gianfranco Maffulli
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051021.
Paper No: GTP-22-1510
DOI: https://doi.org/10.1115/1.4056129
Published Online: January 10, 2023
View Article titled, Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing
Click here to open pdf in another window PDF for Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing
Topics: Blades, Bushings, Friction, Nozzle guide vanes, Testing, Stress, Manufacturing, Modal analysis, Finite element model
Journal Articles

Experimental Investigation of Friction Damping in Blade Root Joints

Daniele Botto, Federica Cuccovillo, Veronica Iannotti
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051010.
Paper No: GTP-22-1539
DOI: https://doi.org/10.1115/1.4056099
Published Online: December 22, 2022
View Article titled, Experimental Investigation of Friction Damping in Blade Root Joints
Click here to open pdf in another window PDF for Experimental Investigation of Friction Damping in Blade Root Joints
Topics: Blades, Damping, Displacement, Friction, Stress, Stiffness, Vibration, Signals, Lubricants
Journal Articles

Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine

Qingfeng Cong, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051001.
Paper No: GTP-22-1158
DOI: https://doi.org/10.1115/1.4055826
Published Online: December 20, 2022
View Article titled, Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine
Click here to open pdf in another window PDF for Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine
Topics: Blades, Cavities, Clearances (Engineering), Cooling, Disks, Film cooling, Flow (Dynamics), Rotors, Sealants, Sealing (Process)
Journal Articles

Effect of System Mode and Structural Damping Perturbation on the Mistuned Forced Response and Aerodynamic Damping of Embedded Compressor Rotors

Shreyas Hegde, Jonathan D. Inge, Robert Kielb
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051004.
Paper No: GTP-22-1389
DOI: https://doi.org/10.1115/1.4055832
Published Online: December 20, 2022
View Article titled, Effect of System Mode and Structural Damping Perturbation on the Mistuned Forced Response and Aerodynamic Damping of Embedded Compressor Rotors
Click here to open pdf in another window PDF for Effect of System Mode and Structural Damping Perturbation on the Mistuned Forced Response and Aerodynamic Damping of Embedded Compressor Rotors
Topics: Blades, Compressors, Damping, Flutter (Aerodynamics), Rotors
Journal Articles

Methodology for the Redesign of Compressor Blades Undergoing Nonlinear Structural Interactions: Application to Blade-Tip/Casing Contacts

Solène Kojtych, Florence Nyssen, Charles Audet, Alain Batailly
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051002.
Paper No: GTP-22-1332
DOI: https://doi.org/10.1115/1.4055681
Published Online: December 20, 2022
View Article titled, Methodology for the Redesign of Compressor Blades Undergoing Nonlinear Structural Interactions: Application to Blade-Tip/Casing Contacts
Click here to open pdf in another window PDF for Methodology for the Redesign of Compressor Blades Undergoing Nonlinear Structural Interactions: Application to Blade-Tip/Casing Contacts
Topics: Blades, Rotors
Journal Articles

The Numerical and Experimental Evaluation of a Coupled Blade Dynamic Limit Response With Friction Contacts

Kelly Grant, Chiara Gastaldi, Teresa M. Berruti, Rudolf Kellerer
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041022.
Paper No: GTP-22-1469
DOI: https://doi.org/10.1115/1.4055786
Published Online: December 14, 2022
View Article titled, The Numerical and Experimental Evaluation of a Coupled Blade Dynamic Limit Response With Friction Contacts
Click here to open pdf in another window PDF for The Numerical and Experimental Evaluation of a Coupled Blade Dynamic Limit Response With Friction Contacts
Topics: Blades, Displacement, Excitation, Friction, Strain gages, Damping, Stiffness
Journal Articles

Experimental Determination of Blade Tip Rub Forces in a Multiblade System

Robin Reifsnyder, Christopher Keener, Randall Mathison, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041011.
Paper No: GTP-22-1402
DOI: https://doi.org/10.1115/1.4055884
Published Online: December 13, 2022
View Article titled, Experimental Determination of Blade Tip Rub Forces in a Multiblade System
Click here to open pdf in another window PDF for Experimental Determination of Blade Tip Rub Forces in a Multiblade System
Topics: Blades, Stress
Journal Articles

Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers

Fabíola Paula Costa, Jesuíno Takachi Tomita, Vinicius Tavares Silva, Niklas Andersson, Tomas Grönstedt, Cleverson Bringhenti
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011024.
Paper No: GTP-22-1042
DOI: https://doi.org/10.1115/1.4055014
Published Online: December 8, 2022
View Article titled, Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers
Click here to open pdf in another window PDF for Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers
Topics: Ducts, Propellers, Design, Blades, Optimization
Journal Articles

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Lorenzo Tieghi, Stefan Becker, Alessandro Corsini, Giovanni Delibra, Stefan Schoder, Felix Czwielong
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031020.
Paper No: GTP-22-1291
DOI: https://doi.org/10.1115/1.4055417
Published Online: December 8, 2022
View Article titled, Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
Click here to open pdf in another window PDF for Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
Topics: Algorithms, Blades, Flow (Dynamics), Machine learning, Noise (Sound), Simulation, Optimization, Pressure, Turbulence, Computation
Journal Articles

Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface

Yann Colaïtis, Alain Batailly
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041003.
Paper No: GTP-22-1331
DOI: https://doi.org/10.1115/1.4055492
Published Online: December 8, 2022
View Article titled, Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface
Click here to open pdf in another window PDF for Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface
Topics: Blades, Stability, Rotors, Computation, Accounting
Journal Articles

Fluid Dynamics of Turbine Rim Seal Structures: A Physical Interpretation Using URANS

Giove De Cosmo, James A. Scobie, Gary D. Lock, Carl M. Sangan, Mauro Carnevale
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031009.
Paper No: GTP-22-1460
DOI: https://doi.org/10.1115/1.4055752
Published Online: December 5, 2022
View Article titled, Fluid Dynamics of Turbine Rim Seal Structures: A Physical Interpretation Using URANS
Click here to open pdf in another window PDF for Fluid Dynamics of Turbine Rim Seal Structures: A Physical Interpretation Using URANS
Topics: Annulus, Blades, Cavities, Computational fluid dynamics, Design, Disks, Flow (Dynamics), Fluid dynamics, Pressure, Turbines
Journal Articles

A Methodology for a Coupled Structural–Computational Fluid Dynamics Analysis of Compressor Rotor Blades Subjected to Ice Impact With Uncertain Impactor Parameters

Holger Böhm, Lars Högner, Marcus Meyer, Ronald Mailach, Andreas Hornig, Maik Gude
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031001.
Paper No: GTP-22-1415
DOI: https://doi.org/10.1115/1.4055687
Published Online: December 5, 2022
View Article titled, A Methodology for a Coupled Structural–Computational Fluid Dynamics Analysis of Compressor Rotor Blades Subjected to Ice Impact With Uncertain Impactor Parameters
Click here to open pdf in another window PDF for A Methodology for a Coupled Structural–Computational Fluid Dynamics Analysis of Compressor Rotor Blades Subjected to Ice Impact With Uncertain Impactor Parameters
Topics: Blades, Compressors, Computational fluid dynamics, Deformation, Ice, Rotors, Simulation, Density, Fluids
Journal Articles

Nonlinear Damper-Blade Coupling Calculations Reduced to Essentials

Chiara Gastaldi, Muzio M. Gola
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021016.
Paper No: GTP-22-1427
DOI: https://doi.org/10.1115/1.4055414
Published Online: November 29, 2022
View Article titled, Nonlinear Damper-Blade Coupling Calculations Reduced to Essentials
Click here to open pdf in another window PDF for Nonlinear Damper-Blade Coupling Calculations Reduced to Essentials
Topics: Blades, Cycles, Dampers, Rotation, Excitation, Vibration
Journal Articles

Processing Multicomponent Blade Tip Timing Experimental Data by Independent Component Analysis

Elena Rizzetto, Luigi Carassale
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021023.
Paper No: GTP-22-1455
DOI: https://doi.org/10.1115/1.4055755
Published Online: November 29, 2022
View Article titled, Processing Multicomponent Blade Tip Timing Experimental Data by Independent Component Analysis
Click here to open pdf in another window PDF for Processing Multicomponent Blade Tip Timing Experimental Data by Independent Component Analysis
Topics: Blades, Signals, Disks, Vibration, Independent component analysis
Journal Articles

The Flutter Stability of Mistuned Bladed Disks Subjected to the Coriolis Effect

Anthony Tacher, Fabrice Thouverez, Jason Armand
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021004.
Paper No: GTP-22-1142
DOI: https://doi.org/10.1115/1.4056020
Published Online: November 28, 2022
View Article titled, The Flutter Stability of Mistuned Bladed Disks Subjected to the Coriolis Effect
Click here to open pdf in another window PDF for The Flutter Stability of Mistuned Bladed Disks Subjected to the Coriolis Effect
Topics: Blades, Coriolis force, Damping, Disks, Flutter (Aerodynamics), Stability
Journal Articles

A Reduction Technique for the Calculation of the Forced Response of Bladed Disks in the Presence of Contact Mistuning at Blade Root Joints

Valeria Pinto, Giuseppe Battiato, Christian Maria Firrone
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021013.
Paper No: GTP-22-1383
DOI: https://doi.org/10.1115/1.4055722
Published Online: November 28, 2022
View Article titled, A Reduction Technique for the Calculation of the Forced Response of Bladed Disks in the Presence of Contact Mistuning at Blade Root Joints
Click here to open pdf in another window PDF for A Reduction Technique for the Calculation of the Forced Response of Bladed Disks in the Presence of Contact Mistuning at Blade Root Joints
Topics: Blades, Disks
Journal Articles

Active Vibration Mitigation of Bladed Structures With Piezoelectric Patches by Decentralized Positive Position Feedback Controller

Ahmad Paknejad, Rasa Jamshidi, Shashank Pathak, Christophe Collette
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021003.
Paper No: GTP-22-1130
DOI: https://doi.org/10.1115/1.4056013
Published Online: November 28, 2022
View Article titled, Active Vibration Mitigation of Bladed Structures With Piezoelectric Patches by Decentralized Positive Position Feedback Controller
Click here to open pdf in another window PDF for Active Vibration Mitigation of Bladed Structures With Piezoelectric Patches by Decentralized Positive Position Feedback Controller
Topics: Blades, Control equipment, Control systems, Damping, Design, Feedback, Rails, Resonance, Sensors, Transfer functions