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Journal Articles

Reverse Thrust Aerodynamics of Variable Pitch Fans With Inlet Distortion

Kwun Yeung Ma, Cesare A. Hall, Tianhou Wang, Tim S. Williams
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021011.
Paper No: GTP-24-1433
https://doi.org/10.1115/1.4066254
Published Online: September 26, 2024
View Article titled, Reverse Thrust Aerodynamics of Variable Pitch Fans With Inlet Distortion
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Topics: Engines, Flow (Dynamics), Rotors, Thrust, Pressure, Aerodynamics, Temperature, Computational fluid dynamics
Journal Articles

A CFD Study On The Performance of Modified H-Shaped Vawts For Tilted Operation Condition

Accepted Manuscript
Otman Kouaissah, Nicoletta Franchina, Giacomo Persico
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1599
https://doi.org/10.1115/1.4066615
Published Online: September 26, 2024
View Article titled, A CFD Study On The Performance of Modified H-Shaped Vawts For Tilted Operation Condition
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Topics: Computational fluid dynamics, Vertical axis wind turbines, Engineering simulation, Simulation, Turbines, Wind turbines, Aerodynamics, Analytical methods, Blades, Buoys
Journal Articles

Validation of a Methodology To Assess The Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed-Disks - Part II: Rotational Speed Effects

Accepted Manuscript
Alvaro Escudero, Salvador Rodriguez, Roque Corral
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1534
https://doi.org/10.1115/1.4066584
Published Online: September 19, 2024
View Article titled, Validation of a Methodology To Assess The Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed-Disks - Part II: Rotational Speed Effects
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Topics: Bladed disks, Flutter (Aerodynamics), Limit cycles, Oscillations, Pressure, Turbines, Vibration, Dry friction, Friction, Aerodynamics
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

Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades

Lorenzo Tieghi, Felix Czwielong, Valerio F. Barnabei, Christof Ocker, Giovanni Delibra, Stefan Becker, Alessandro Corsini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021007.
Paper No: GTP-23-1410
https://doi.org/10.1115/1.4063420
Published Online: October 25, 2023
View Article titled, Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades
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Topics: Acoustics, Blades, Fans, Flow (Dynamics), Inflow, Pressure, Rotors, Turbulence, Aerodynamics
Journal Articles

Propulsion Aerodynamics for a Novel High-Speed Exhaust System

Spyros Tsentis, Ioannis Goulos, Simon Prince, Vassilios Pachidis, Vladeta Zmijanovic
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121011.
Paper No: GTP-23-1339
https://doi.org/10.1115/1.4063416
Published Online: October 17, 2023
View Article titled, Propulsion Aerodynamics for a Novel High-Speed Exhaust System
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Topics: Cavities, Design, Drag (Fluid dynamics), Exhaust systems, Flow (Dynamics), Nozzles, Pressure, Aerodynamics, Flow separation, Separation (Technology)
Journal Articles

On the Effect of Frequency Separation, Mass Ratio, Solidity, and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade

Matthias Schuff, Virginie Anne Chenaux
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011018.
Paper No: GTP-22-1340
https://doi.org/10.1115/1.4055788
Published Online: October 21, 2022
View Article titled, On the Effect of Frequency Separation, Mass Ratio, Solidity, and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade
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Topics: Aerodynamics, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Fluid-dynamic forces, Flutter (Aerodynamics), Resonance, Separation (Technology), Damping, Stability
Journal Articles

Effect of Shock Wave Behavior on Unsteady Aerodynamic Characteristics of Oscillating Transonic Compressor Cascade

Jiuliang Gan, Toshinori Watanabe, Takehiro Himeno
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011025.
Paper No: GTP-21-1312
https://doi.org/10.1115/1.4052159
Published Online: October 26, 2021
View Article titled, Effect of Shock Wave Behavior on Unsteady Aerodynamic Characteristics of Oscillating Transonic Compressor Cascade
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Topics: Blades, Flow (Dynamics), Oscillations, Pressure, Shock (Mechanics), Shock waves, Cascades (Fluid dynamics), Aerodynamics, Fluid-dynamic forces, Computational fluid dynamics
Journal Articles

Implications of Phase Change on the Aerodynamics of Centrifugal Compressors for Supercritical Carbon Dioxide Applications

Giacomo Persico, Paolo Gaetani, Alessandro Romei, Lorenzo Toni, Ernani Fulvio Bellobuono, Roberto Valente
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041007.
Paper No: GTP-20-1744
https://doi.org/10.1115/1.4049924
Published Online: February 24, 2021
View Article titled, Implications of Phase Change on the Aerodynamics of Centrifugal Compressors for Supercritical Carbon Dioxide Applications
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Topics: Compressors, Flow (Dynamics), Aerodynamics
Journal Articles

Coupled Mode Flutter Analysis of Turbomachinery Blades Using an Adaptation of the p – k Method

Matthias Schuff, Virginie Anne Chenaux
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2021, 143(2): 021017.
Paper No: GTP-20-1533
https://doi.org/10.1115/1.4048986
Published Online: January 28, 2021
View Article titled, Coupled Mode Flutter Analysis of Turbomachinery Blades Using an Adaptation of the p – k Method
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Topics: Blades, Flutter (Aerodynamics), Mode shapes, Damping, Simulation, Turbomachinery, Flow (Dynamics), Aerodynamics, Fluid-dynamic forces
Journal Articles

Analysis of Friction-Saturated Flutter Vibrations With a Fully Coupled Frequency Domain Method

Christian Berthold, Johann Gross, Christian Frey, Malte Krack
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2020, 142(11): 111007.
Paper No: GTP-20-1508
https://doi.org/10.1115/1.4048650
Published Online: October 20, 2020
View Article titled, Analysis of Friction-Saturated Flutter Vibrations With a Fully Coupled Frequency Domain Method
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Topics: Aerodynamics, Damping, Deflection, Deformation, Flow (Dynamics), Fluid-dynamic forces, Flutter (Aerodynamics), Friction, Limit cycles, Shapes
Journal Articles

The Effect of Inlet Swirl on Brush Seal Bristle Deflections and Stability

Yuxin Liu, John W. Chew, Michael J. Pekris, Xiaozhi Kong
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2020, 142(7): 071002.
Paper No: GTP-19-1420
https://doi.org/10.1115/1.4046696
Published Online: June 24, 2020
View Article titled, The Effect of Inlet Swirl on Brush Seal Bristle Deflections and Stability
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Topics: Aerodynamics, Computational fluid dynamics, Deflection, Flow (Dynamics), Fluid-dynamic forces, Geometry, Pressure, Stability, Design
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

A New Approach for Scaling Aspirating Face Seal Aerodynamics

Julius Wilhelm, Corina Schwitzke, Hans-Jörg Bauer, Tue Nguyen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2019, 141(3): 031007.
Paper No: GTP-18-1454
https://doi.org/10.1115/1.4041515
Published Online: October 4, 2018
View Article titled, A New Approach for Scaling Aspirating Face Seal Aerodynamics
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Topics: Aerodynamics, Boundary-value problems, Computer simulation, Engines, Flow (Dynamics), Pressure, Leakage, Stators, Temperature, Sealing (Process)
Journal Articles

Impact of Adverse Environmental Conditions on Rotorcraft Operational Performance and Pollutant Emissions

Jesus Ortiz-Carretero, Alejandro Castillo Pardo, Ioannis Goulos, Vassilios Pachidis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 021201.
Paper No: GTP-17-1313
https://doi.org/10.1115/1.4037751
Published Online: October 3, 2017
View Article titled, Impact of Adverse Environmental Conditions on Rotorcraft Operational Performance and Pollutant Emissions
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Topics: Emissions, Engines, Flight, Flow (Dynamics), Fuels, Nitrogen oxides, Temperature, Aerodynamics, Pollution, Simulation
Journal Articles

Forced Response Analysis of a Mistuned, Compressor Blisk Comparing Three Different Reduced Order Model Approaches

Mauricio Gutierrez Salas, Ronnie Bladh, Hans Mårtensson, Paul Petrie-Repar, Torsten Fransson, Damian M. Vogt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2017, 139(6): 062501.
Paper No: GTP-16-1452
https://doi.org/10.1115/1.4035209
Published Online: January 18, 2017
View Article titled, Forced Response Analysis of a Mistuned, Compressor Blisk Comparing Three Different Reduced Order Model Approaches
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Topics: Blades, Compressors, Errors, Finite element methods, Finite element model, Stiffness, Vibration, Modal assurance criterion, Disks, Aerodynamics
Journal Articles

Impact of a Cooled Cooling Air System on the External Aerodynamics of a Gas Turbine Combustion System

A. Duncan Walker, Bharat Koli, Liang Guo, Peter Beecroft, Marco Zedda
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2017, 139(5): 051504.
Paper No: GTP-16-1199
https://doi.org/10.1115/1.4035228
Published Online: January 10, 2017
View Article titled, Impact of a Cooled Cooling Air System on the External Aerodynamics of a Gas Turbine Combustion System
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Topics: Aerodynamics, Combustion chambers, Combustion systems, Cooling, Flow (Dynamics), Pipes, Pressure, Gas turbines, Engines, Diffusers
Journal Articles

Aerodynamics of Darrieus Wind Turbines Airfoils: The Impact of Pitching Moment

Alessandro Bianchini, Francesco Balduzzi, Giovanni Ferrara, Lorenzo Ferrari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2017, 139(4): 042602.
Paper No: GTP-16-1331
https://doi.org/10.1115/1.4034940
Published Online: November 16, 2016
View Article titled, Aerodynamics of Darrieus Wind Turbines Airfoils: The Impact of Pitching Moment
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Topics: Aerodynamics, Airfoils, Blades, Torque, Rotors, Turbines, Flow (Dynamics)
Journal Articles

Effects of Airfoil's Polar Data in the Stall Region on the Estimation of Darrieus Wind Turbine Performance

David Marten, Alessandro Bianchini, Georgios Pechlivanoglou, Francesco Balduzzi, Christian Navid Nayeri, Giovanni Ferrara, Christian Oliver Paschereit, Lorenzo Ferrari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2017, 139(2): 022606.
Paper No: GTP-16-1286
https://doi.org/10.1115/1.4034326
Published Online: September 13, 2016
View Article titled, Effects of Airfoil's Polar Data in the Stall Region on the Estimation of Darrieus Wind Turbine Performance
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Topics: Blades, Boundary element methods, Computational fluid dynamics, Engineering simulation, Rotors, Simulation, Torque, Turbines, Airfoils, Vertical axis wind turbines
Journal Articles

Experimental and Numerical Investigation of Fuel–Air Mixing in a Radial Swirler Slot of a Dry Low Emission Gas Turbine Combustor

Festus Eghe Agbonzikilo, Ieuan Owen, Jill Stewart, Suresh Kumar Sadasivuni, Mike Riley, Victoria Sanderson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2016, 138(6): 061502.
Paper No: GTP-15-1381
https://doi.org/10.1115/1.4031735
Published Online: November 17, 2015
View Article titled, Experimental and Numerical Investigation of Fuel–Air Mixing in a Radial Swirler Slot of a Dry Low Emission Gas Turbine Combustor
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Topics: Aerodynamics, Computational fluid dynamics, Flow (Dynamics), Fuels, Jets, Suction, Turbulence, Gas turbines, Temperature, Pressure