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Journal Articles

Numerical Study of Low Engine Order Excitations due to Manufacturing Variability Part 1: Characterization of the Geometric Scatter and its Effect on Forced Response

Accepted Manuscript
Óscar Pérez Escobar, Vicente Timón, Juan Manuel Gallardo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1524
https://doi.org/10.1115/1.4066585
Published Online: September 19, 2024
View Article titled, Numerical Study of Low Engine Order Excitations due to Manufacturing Variability Part 1: Characterization of the Geometric Scatter and its Effect on Forced Response
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Topics: Electromagnetic scattering, Engines, Excitation, Manufacturing, Geometry, Aerodynamics, Airfoils, Blades, Computational fluid dynamics, Dynamics (Mechanics)
Journal Articles

Numerical Study of Low Engine Order Excitations Due to Manufacturing Variability Part 2: An Efficient Approach for Stochastic Studies

Accepted Manuscript
Juan Manuel Gallardo, Óscar Pérez Escobar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1508
https://doi.org/10.1115/1.4066538
Published Online: September 13, 2024
View Article titled, Numerical Study of Low Engine Order Excitations Due to Manufacturing Variability Part 2: An Efficient Approach for Stochastic Studies
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Topics: Engines, Excitation, Manufacturing, Electromagnetic scattering, Flow (Dynamics), Engineering simulation, Geometry, Simulation, Airfoils, Blades
Journal Articles

Expanding the Capability of a Legacy Combustion Flametube to Test High Temperature Engine Materials in Relevant Environments

Accepted Manuscript
Bryan Harder, Carl Liebfried, Thomas Luginbuhl, Andrew Smith, Amy Stalker, Michael Presby
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1250
https://doi.org/10.1115/1.4066391
Published Online: September 2, 2024
View Article titled, Expanding the Capability of a Legacy Combustion Flametube to Test High Temperature Engine Materials in Relevant Environments
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Topics: Combustion, Engines, High temperature, Design, Airfoils, Ceramic matrix composites, Gas turbines, Manufacturing, Testing, Air flow
Journal Articles

On the Flow Physics During the Transition of a Variable Pitch Fan From Nominal Operation to Reverse Thrust Mode

Dimitrios Vitlaris, David John Rajendran, Richard Tunstall, John Whurr, Vassilios Pachidis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2024, 146(4): 041001.
Paper No: GTP-23-1388
https://doi.org/10.1115/1.4063900
Published Online: December 1, 2023
View Article titled, On the Flow Physics During the Transition of a Variable Pitch Fan From Nominal Operation to Reverse Thrust Mode
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Topics: Airfoils, Engines, Flow (Dynamics), Thrust, Aircraft, Blades, Rotation
Journal Articles

Investigation of Rear Blisk Drum Dynamics Under Consideration of Multi-Stage Coupling

Marco Gambitta, Bernd Beirow, Thomas Klauke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021017.
Paper No: GTP-23-1389
https://doi.org/10.1115/1.4063633
Published Online: November 21, 2023
View Article titled, Investigation of Rear Blisk Drum Dynamics Under Consideration of Multi-Stage Coupling
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Topics: Airfoils, Bladed disks, Disks, Displacement, Dynamics (Mechanics), Geometry, Vibration, Excitation, Compressors, Blades
Journal Articles

Low Reduced Frequency Theory of Airfoils Vibrating in Complex Modes

Roque Corral, Yago Blando, Aitor Pitarch
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041020.
Paper No: GTP-22-1575
https://doi.org/10.1115/1.4056102
Published Online: December 13, 2022
View Article titled, Low Reduced Frequency Theory of Airfoils Vibrating in Complex Modes
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Topics: Airfoils, Cycles, Pressure, Torsion, Damping, Mode shapes
Journal Articles

Investigation of Water Films Shed From an Airfoil in a High-Speed Flow

Brandon Esquivias, Brendan Hickey, Vincent McDonell, Soichiro Tabata, Shigeki Senoo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121002.
Paper No: GTP-22-1418
https://doi.org/10.1115/1.4055453
Published Online: September 28, 2022
View Article titled, Investigation of Water Films Shed From an Airfoil in a High-Speed Flow
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Topics: Airfoils, Diffraction, Drops, Flow (Dynamics), Lasers, Water, Pressure
Journal Articles

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh, Emily B. Carper, Joseph A. Beck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091010.
Paper No: GTP-22-1020
https://doi.org/10.1115/1.4054946
Published Online: August 17, 2022
View Article titled, Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach
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Topics: Airfoils, Modal assurance criterion, Mode shapes, Design, Finite element model, Geometry
Journal Articles

Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models

Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh, Emily B. Carper, Joseph A. Beck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031013.
Paper No: GTP-21-1063
https://doi.org/10.1115/1.4051174
Published Online: January 3, 2022
View Article titled, Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models
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Topics: Airfoils, Blades, Geometry, Optimization, Finite element model, Mode shapes, Design, Rotors
Journal Articles

A Robust Procedure to Implement Dynamic Stall Models Into Actuator Line Methods for the Simulation of Vertical-Axis Wind Turbines

Pier Francesco Melani, Francesco Balduzzi, Alessandro Bianchini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111008.
Paper No: GTP-21-1279
https://doi.org/10.1115/1.4051909
Published Online: September 27, 2021
View Article titled, A Robust Procedure to Implement Dynamic Stall Models Into Actuator Line Methods for the Simulation of Vertical-Axis Wind Turbines
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Topics: Actuators, Airfoils, Blades, Computational fluid dynamics, Flow (Dynamics), Rotors, Simulation, Turbines, Vertical axis wind turbines, Drag (Fluid dynamics)
Journal Articles

Development and Application of an Internal Heat Transfer Measurement Technique for Cooled Real Engine Components

Asif Ali, Lorenzo Cocchi, Alessio Picchi, Bruno Facchini, Simone Cubeda
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101018.
Paper No: GTP-21-1159
https://doi.org/10.1115/1.4051641
Published Online: September 20, 2021
View Article titled, Development and Application of an Internal Heat Transfer Measurement Technique for Cooled Real Engine Components
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Topics: Flow (Dynamics), Heat transfer, Temperature, Airfoils, Transients (Dynamics), Coolants
Journal Articles

Platform-Centered Reduction: A Process Capturing the Essentials for Blade-Damper Coupled Optimization

Chiara Gastaldi, Muzio M. Gola
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081001.
Paper No: GTP-20-1470
https://doi.org/10.1115/1.4049187
Published Online: March 31, 2021
View Article titled, Platform-Centered Reduction: A Process Capturing the Essentials for Blade-Damper Coupled Optimization
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Topics: Airfoils, Blades, Dampers, Excitation, Design, Optimization
Journal Articles

Combined Numerical and Experimental Study on the Use of Gurney Flaps for the Performance Enhancement of NACA0021 Airfoil in Static and Dynamic Conditions

Francesco Balduzzi, David Holst, Pier Francesco Melani, Felix Wegner, Christian Navid Nayeri, Giovanni Ferrara, Christian Oliver Paschereit, Alessandro Bianchini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2021, 143(2): 021004.
Paper No: GTP-20-1410
https://doi.org/10.1115/1.4048908
Published Online: January 13, 2021
View Article titled, Combined Numerical and Experimental Study on the Use of Gurney Flaps for the Performance Enhancement of NACA0021 Airfoil in Static and Dynamic Conditions
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Topics: Airfoils, Blades, Computational fluid dynamics, Wind tunnels, Drag (Fluid dynamics), Flow (Dynamics), Vertical axis wind turbines, Reynolds number, Simulation
Journal Articles

Assessment of a Machine-Learnt Adaptive Wall-Function in a Compressor Cascade With Sinusoidal Leading Edge

Lorenzo Tieghi, Alessandro Corsini, Giovanni Delibra, Gino Angelini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2020, 142(12): 121011.
Paper No: GTP-20-1311
https://doi.org/10.1115/1.4048568
Published Online: December 1, 2020
View Article titled, Assessment of a Machine-Learnt Adaptive Wall-Function in a Compressor Cascade With Sinusoidal Leading Edge
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Topics: Airfoils, Algorithms, Artificial neural networks, Turbulence, Cascades (Fluid dynamics), Simulation, Compressors
Journal Articles

Numerical Modeling of the Effects of Leading-Edge Erosion and Trailing-Edge Damage on Wind Turbine Loads and Performance

Francesco Papi, Lorenzo Cappugi, Sebastian Perez-Becker, Alessandro Bianchini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2020, 142(11): 111005.
Paper No: GTP-20-1431
https://doi.org/10.1115/1.4048451
Published Online: October 20, 2020
View Article titled, Numerical Modeling of the Effects of Leading-Edge Erosion and Trailing-Edge Damage on Wind Turbine Loads and Performance
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Topics: Airfoils, Blades, Damage, Erosion, Stress, Turbines, Wind velocity, Wind turbines, Simulation, Fatigue
Journal Articles

Assessing the Sensitivity of Stall-Regulated Wind Turbine Power to Blade Design Using High-Fidelity Computational Fluid Dynamics

Andrea G. Sanvito, Giacomo Persico, M. Sergio Campobasso
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101022.
Paper No: GTP-19-1345
https://doi.org/10.1115/1.4044731
Published Online: September 24, 2019
View Article titled, Assessing the Sensitivity of Stall-Regulated Wind Turbine Power to Blade Design Using High-Fidelity Computational Fluid Dynamics
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Topics: Blades, Computational fluid dynamics, Design, Rotors, Wind velocity, Airfoils, Simulation, Flow (Dynamics), Horizontal axis wind turbines, Aerodynamics
Journal Articles

Successive Aeroacoustic Transfer of Leading Edge Serrations From Single Airfoil to Low-Pressure Fan Application

Till M. Biedermann, F. Kameier, C. O. Paschereit
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101011.
Paper No: GTP-19-1331
https://doi.org/10.1115/1.4044362
Published Online: September 16, 2019
View Article titled, Successive Aeroacoustic Transfer of Leading Edge Serrations From Single Airfoil to Low-Pressure Fan Application
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Topics: Airfoils, Blades, Flow (Dynamics), Noise (Sound), Pressure, Rotors, Turbulence, Noise control, Inflow
Journal Articles

Current Status and Future Challenges for Small Horizontal Axis Wind Turbines

Kenneth W. Van Treuren
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Review Articles
J. Eng. Gas Turbines Power. September 2019, 141(9): 090801.
Paper No: GTP-16-1368
https://doi.org/10.1115/1.4044382
Published Online: August 30, 2019
View Article titled, Current Status and Future Challenges for Small Horizontal Axis Wind Turbines
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Topics: Design, Wind turbines, Noise (Sound), Blades, Flow (Dynamics), Airfoils, Wind, Horizontal axis wind turbines
Journal Articles

Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers Based on Experiments and Computational Fluid Dynamics

David Holst, Francesco Balduzzi, Alessandro Bianchini, Benjamin Church, Felix Wegner, Georgios Pechlivanoglou, Lorenzo Ferrari, Giovanni Ferrara, Christian Navid Nayeri, Christian Oliver Paschereit
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051015.
Paper No: GTP-18-1435
https://doi.org/10.1115/1.4041150
Published Online: January 8, 2019
View Article titled, Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers Based on Experiments and Computational Fluid Dynamics
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Topics: Airfoils, Computational fluid dynamics, Flow (Dynamics), Pressure, Reynolds number, Simulation, Wind tunnels, Blades, Cycles, Engineering simulation
Journal Articles

Impact of Predicted Combustor Outlet Conditions on the Aerothermal Performance of Film-Cooled High Pressure Turbine Vanes

S. Cubeda, L. Mazzei, T. Bacci, A. Andreini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051011.
Paper No: GTP-18-1373
https://doi.org/10.1115/1.4041038
Published Online: December 12, 2018
View Article titled, Impact of Predicted Combustor Outlet Conditions on the Aerothermal Performance of Film-Cooled High Pressure Turbine Vanes
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Topics: Airfoils, Combustion chambers, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Simulation, Temperature, Turbines, Turbulence, Film cooling, Coolants