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Journal Articles

Aerodynamic Impact of Secondary Air Injection Flowrates on the Main Annulus Flow Field for a Transonic High-Pressure Turbine Stage

Yoji Okita, Junichi Kazawa, Takashi Yamane, Nozomi Tanaka, Kazutaka Fuchigami, Hiroki Sato, Masaaki Hamabe, Haruyuki Tanimitsu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2024, 146(12): 121007.
Paper No: TURBO-23-1183
https://doi.org/10.1115/1.4065907
Published Online: July 23, 2024
View Article titled, Aerodynamic Impact of Secondary Air Injection Flowrates on the Main Annulus Flow Field for a Transonic High-Pressure Turbine Stage
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Topics: Annulus, Coolants, Design, Flow (Dynamics), Rotors, Turbines, Blades, Vortices, Pressure, Temperature
Journal Articles

Block Spectral Method Analysis for Turbomachinery Applications

Roque Corral, David Romera, Miguel Montiel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071007.
Paper No: TURBO-23-1206
https://doi.org/10.1115/1.4065411
Published Online: May 23, 2024
View Article titled, Block Spectral Method Analysis for Turbomachinery Applications
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Topics: Annulus, Blades, Flow (Dynamics), Simulation, Turbomachinery, Wave equations, Wavelength, Rotors, Fourier transforms
Journal Articles

Strategies for High-Accuracy Measurements of Stage Efficiency for a Cooled Turbine

Maria Rozman, Reid A. Berdanier, Michael D. Barringer, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2024, 146(10): 101009.
Paper No: TURBO-23-1338
https://doi.org/10.1115/1.4065374
Published Online: May 8, 2024
View Article titled, Strategies for High-Accuracy Measurements of Stage Efficiency for a Cooled Turbine
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Topics: Flow (Dynamics), Pressure, Temperature, Turbines, Uncertainty, Instrumentation, Cooling, Annulus
Journal Articles

Analysis of Ingress Into the Downstream Wheel Space of a 1.5-Stage Turbine By Full Circumference and Single Blade Passage Large-Eddy Simulations

Thomas Hösgen, Matthias Meinke, Wolfgang Schröder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091006.
Paper No: TURBO-23-1343
https://doi.org/10.1115/1.4065129
Published Online: April 4, 2024
View Article titled, Analysis of Ingress Into the Downstream Wheel Space of a 1.5-Stage Turbine By Full Circumference and Single Blade Passage Large-Eddy Simulations
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Topics: Blades, Flow (Dynamics), Rotors, Stators, Turbines, Wheels, Large eddy simulation, Annulus, Pressure, Sealing (Process)
Journal Articles

Windage Torque Reduction in Low-Pressure Turbine Cavities Part II: Experimental and Numerical Results

Richard W. Jackson, Zhihui Li, Loizos Christodoulou, Stephen Ambrose, Carl M. Sangan, Richard Jefferson-Loveday, Gary D. Lock, James A. Scobie
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061005.
Paper No: TURBO-23-1214
https://doi.org/10.1115/1.4063876
Published Online: January 29, 2024
View Article titled, Windage Torque Reduction in Low-Pressure Turbine Cavities Part II: Experimental and Numerical Results
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Topics: Cavities, Flow (Dynamics), Pressure, Torque, Wheels, Annulus, Stators, Rotors, Flow control, Turbines
Journal Articles

Extension and Validation of the Turbomachinery Capabilities of SU2 Open Source Computational Fluid Dynamic Code

Chuanxiang Yan, Baotong Wang, Xiao He, Fanzhou Zhao, Xuedong Zheng, Mehdi Vahdati, Xinqian Zheng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061003.
Paper No: TURBO-23-1333
https://doi.org/10.1115/1.4064341
Published Online: January 16, 2024
View Article titled, Extension and Validation of the Turbomachinery Capabilities of SU2 Open Source Computational Fluid Dynamic Code
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Topics: Cascades (Fluid dynamics), Computational fluid dynamics, NASA, Pressure, Rotors, Simulation, Turbomachinery, Turbulence, Annulus, Blades
Journal Articles

Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements

L. Orsini, A. Picchi, B. Facchini, A. Bonini, L. Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021002.
Paper No: TURBO-23-1188
https://doi.org/10.1115/1.4063755
Published Online: October 31, 2023
View Article titled, Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements
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Topics: Carbon dioxide, Cavities, Density, Flow (Dynamics), Pressure, Rotors, Sealing (Process), Stators, Disks, Annulus
Journal Articles

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111003.
Paper No: TURBO-22-1267
https://doi.org/10.1115/1.4063246
Published Online: September 14, 2023
View Article titled, Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine
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Topics: Annulus, Blades, Cooling, Cylinders, Gas turbines, Heat flux, Temperature, Transients (Dynamics), Ventilation, Computational fluid dynamics
Journal Articles

Investigation of the Interaction Between Tip Leakage and Main Annulus Flow in the Large Scale Turbine Rig: Comparison of Different Rotor Tip Geometries

Dominik Ade, Johannes Eitenmüller, Sebastian Leichtfuß, Heinz-Peter Schiffer, Christoph Lyko, Gregor Schmid
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081005.
Paper No: TURBO-22-1224
https://doi.org/10.1115/1.4062123
Published Online: April 3, 2023
View Article titled, Investigation of the Interaction Between Tip Leakage and Main Annulus Flow in the Large Scale Turbine Rig: Comparison of Different Rotor Tip Geometries
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Topics: Annulus, Blades, Flow (Dynamics), Leakage, Leakage flows, Rotors, Vortices, Turbines, Design
Journal Articles

Accounting for Circumferential Flow Nonuniformity in a Multistage Axial Compressor

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071016.
Paper No: TURBO-21-1151
https://doi.org/10.1115/1.4056933
Published Online: March 6, 2023
View Article titled, Accounting for Circumferential Flow Nonuniformity in a Multistage Axial Compressor
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Topics: Compressors, Flow (Dynamics), Pressure, Stators, Approximation, Wakes, Annulus
Journal Articles

Effects of Sideslip Direction on a Rear Fuselage Boundary Layer Ingesting Fan

Alejandro Castillo Pardo, Cesare A. Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121012.
Paper No: TURBO-22-1208
https://doi.org/10.1115/1.4055385
Published Online: October 3, 2022
View Article titled, Effects of Sideslip Direction on a Rear Fuselage Boundary Layer Ingesting Fan
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Topics: Boundary layers, Design, Flow (Dynamics), Pressure, Rotors, Blades, Momentum, Annulus
Journal Articles

A Data-Driven Tip Flow Loss Prediction Method for a Transonic Fan Under Boundary Layer Ingesting Inflow Distortion

Zhe Yang, Hanan Lu, Tianyu Pan, Qiushi Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011001.
Paper No: TURBO-21-1236
https://doi.org/10.1115/1.4055439
Published Online: October 3, 2022
View Article titled, A Data-Driven Tip Flow Loss Prediction Method for a Transonic Fan Under Boundary Layer Ingesting Inflow Distortion
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Topics: Annulus, Blades, Design, Flow (Dynamics), Inflow, Physics, Rotors, Computational fluid dynamics, Boundary layers, Errors
Journal Articles

Fan Stability Enhancement With Partial Casing Treatments

Matthew K. Oldfield, Alejandro Castillo Pardo, Cesare A. Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121010.
Paper No: TURBO-22-1168
https://doi.org/10.1115/1.4055386
Published Online: September 19, 2022
View Article titled, Fan Stability Enhancement With Partial Casing Treatments
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Topics: Annulus, Design, Flow (Dynamics), Inflow, Pressure, Rotors, Stability, Stall inception, Compressors, Probes
Journal Articles

Fan Stability With Leading Edge Damage: Blind Prediction and Validation

E. J. Gunn, T. Brandvik, M. J. Wilson, R. Maxwell
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091015.
Paper No: TURBO-22-1072
https://doi.org/10.1115/1.4054970
Published Online: August 1, 2022
View Article titled, Fan Stability With Leading Edge Damage: Blind Prediction and Validation
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Topics: Blades, Computational fluid dynamics, Damage, Flow (Dynamics), Pressure, Rotors, Simulation, Stability, Stall inception, Separation (Technology)
Journal Articles

Analysis of the Unsteady Flow Field at Stall Conditions for a Low-Speed Low-Pressure Ratio Axial Fan With Full-Annulus Simulation

Yannick Bousquet, Nicolas Binder, Ludovic Rojda, Adrien Thacker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111008.
Paper No: TURBO-22-1019
https://doi.org/10.1115/1.4054815
Published Online: July 21, 2022
View Article titled, Analysis of the Unsteady Flow Field at Stall Conditions for a Low-Speed Low-Pressure Ratio Axial Fan With Full-Annulus Simulation
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Topics: Blades, Flow (Dynamics), Pressure, Rotors, Simulation, Stators, Stall inception, Annulus, Unsteady flow, Computer simulation
Journal Articles

Effect of Manufacturing Tolerance in Flow Past a Compressor Blade

Venkatesh Suriyanarayanan, Quentin Rendu, Mehdi Vahdati, Loic Salles
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2022, 144(4): 041005.
Paper No: TURBO-19-1105
https://doi.org/10.1115/1.4052600
Published Online: November 5, 2021
View Article titled, Effect of Manufacturing Tolerance in Flow Past a Compressor Blade
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Topics: Blades, Compressors, Manufacturing, Annulus, Rotors, Flow (Dynamics)
Journal Articles

The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111011.
Paper No: TURBO-21-1026
https://doi.org/10.1115/1.4051272
Published Online: June 22, 2021
View Article titled, The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine
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Topics: Annulus, Cooling, Cylinders, Flow (Dynamics), Gas turbines, Heat flux, Heat transfer, Probes, Temperature, Thermal boundary layers
Journal Articles

Nonlinear Stability Analysis of a Generic Fan With Distorted Inflow Using Passage-Spectral Method

David Romera, Roque Corral
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061001.
Paper No: TURBO-20-1296
https://doi.org/10.1115/1.4050144
Published Online: April 7, 2021
View Article titled, Nonlinear Stability Analysis of a Generic Fan With Distorted Inflow Using Passage-Spectral Method
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Topics: Stability, Pressure, Simulation, Annulus, Flow (Dynamics), Rotors, Blades
Journal Articles

Efficient Passage-Spectral Method For Unsteady Flows Under Stall Conditions

David Romera, Roque Corral
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2020, 142(12): 121007.
Paper No: TURBO-19-1176
https://doi.org/10.1115/1.4047934
Published Online: November 16, 2020
View Article titled, Efficient Passage-Spectral Method For Unsteady Flows Under Stall Conditions
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Topics: Annulus, Blades, Flow (Dynamics), Pressure, Rotors, Simulation, Unsteady flow, Compressors, Stall inception, NASA
Journal Articles

Description of the Flow in a Two-Stage Low-Pressure Turbine With Hub Cavities

Maxime Fiore, Nicolas Gourdain, Jean-François Boussuge, Eric Lippinois
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2020, 142(5): 051004.
Paper No: TURBO-19-1097
https://doi.org/10.1115/1.4046422
Published Online: April 9, 2020
View Article titled, Description of the Flow in a Two-Stage Low-Pressure Turbine With Hub Cavities
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Topics: Annulus, Blades, Cavities, Flow (Dynamics), Pressure, Rotors, Stators, Turbines, Exergy, Vortices