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Journal Articles

Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine

Accepted Manuscript
Apostolos Spanellis, Paul Denman, Ian Mariah, A Duncan Walker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1181
https://doi.org/10.1115/1.4064084
Published Online: November 17, 2023
View Article titled, Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine
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Topics: Aerodynamics, Compressors, Design, Engines, Pressure, Turbochargers, Turbofans
Journal Articles

The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage

Accepted Manuscript
Lorenzo Pinelli, Giovanni Giannini, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1243
https://doi.org/10.1115/1.4064085
Published Online: November 17, 2023
View Article titled, The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage
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Topics: Design, Entropy, High pressure (Physics), Turbines, Turbochargers, Waves, Emissions, Noise (Sound), Rotors, Combustion chambers
Journal Articles

ADAPTATION OF VKI'S ISENTROPIC COMPRESSION TUBE FACILITY FOR HIGH-SPEED LOW-PRESSURE TURBINES TESTING

Accepted Manuscript
Antonino Federico Torre, Filippo Merli, Lorenzo Da Valle, Marios Patinios, Sergio Lavagnoli, Ludovic Pintat
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1167
https://doi.org/10.1115/1.4064067
Published Online: November 16, 2023
View Article titled, ADAPTATION OF VKI'S ISENTROPIC COMPRESSION TUBE FACILITY FOR HIGH-SPEED LOW-PRESSURE TURBINES TESTING
Open the PDF for ADAPTATION OF VKI'S ISENTROPIC COMPRESSION TUBE FACILITY FOR HIGH-SPEED LOW-PRESSURE TURBINES TESTING in another window
Topics: Cavities, Compression, Pressure, Testing, Turbines, Turbochargers, Design, Flow (Dynamics), Probes, Rotors
Journal Articles

Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021009.
Paper No: TURBO-23-1170
https://doi.org/10.1115/1.4063735
Published Online: November 13, 2023
View Article titled, Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges
Open the PDF for Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges in another window
Topics: Gages, Heat transfer, Temperature, Thin films, Wall temperature, Engines, Heat flux, Flow (Dynamics), Nozzle guide vanes, Rotors
Journal Articles

Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part II: the effect of roughness on the performance of a high-pressure turbine blade

Accepted Manuscript
Massimiliano Nardini, Thomas Jelly, Melissa Kozul, Richard Sandberg, Paul Vitt, Greg Sluyter
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1225
https://doi.org/10.1115/1.4063974
Published Online: November 2, 2023
View Article titled, Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part II: the effect of roughness on the performance of a high-pressure turbine blade
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Topics: Computer simulation, High pressure (Physics), Surface roughness, Turbine blades, Turbochargers, Turbulence, Blades, Flow (Dynamics), Computational fluid dynamics, Engines
Journal Articles

Quantifying Part-to-Part Flow Variations and Cooling Effectiveness in Engine-Run Blades

Kelsey E. McCormack, Nicholas L. Gailey, Reid A. Berdanier, Michael D. Barringer, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011002.
Paper No: TURBO-23-1209
https://doi.org/10.1115/1.4063518
Published Online: October 19, 2023
View Article titled, Quantifying Part-to-Part Flow Variations and Cooling Effectiveness in Engine-Run Blades
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Topics: Blades, Cooling, Flow (Dynamics), Engines, Temperature
Journal Articles

Scaling Overall Effectiveness in Low-Temperature Experiments

Carol E. Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121004.
Paper No: TURBO-23-1146
https://doi.org/10.1115/1.4063412
Published Online: October 19, 2023
View Article titled, Scaling Overall Effectiveness in Low-Temperature Experiments
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Topics: Carbon dioxide, Coolants, Engines, Temperature, Low temperature, Film cooling, Cooling, Fluids
Journal Articles

Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part I: methodology and challenges

Accepted Manuscript
Massimiliano Nardini, Melissa Kozul, Thomas Jelly, Richard Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1172
https://doi.org/10.1115/1.4063753
Published Online: October 12, 2023
View Article titled, Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part I: methodology and challenges
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Topics: Computer simulation, Surface roughness, Turbines, Turbochargers, Turbulence, Blades, Computational fluid dynamics, Geometry, High pressure (Physics), Simulation
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

Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor-Turbine Interface Geometry—Part I: Describing the Flow

Kedar P. Nawathe, Aaditya R. Nath, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101005.
Paper No: TURBO-22-1251
https://doi.org/10.1115/1.4056439
Published Online: August 2, 2023
View Article titled, Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor-Turbine Interface Geometry—Part I: Describing the Flow
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Topics: Combustion chambers, Coolants, Cooling, Flow (Dynamics), Turbines, Vortices, Vorticity, Engines, Geometry
Journal Articles

Body Force Modeling of the Fan Stage of a Windmilling Turbofan

Massyl Lagha, Guillaume Dufour
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101003.
Paper No: TURBO-21-1086
https://doi.org/10.1115/1.4062837
Published Online: July 28, 2023
View Article titled, Body Force Modeling of the Fan Stage of a Windmilling Turbofan
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Topics: Blades, Computational fluid dynamics, Engines, Flow (Dynamics), Modeling, Pressure, Rotors, Simulation, Stators, Turbofans
Journal Articles

Novel Strategy for Thermal Evaluation of Film-Cooled Blades Using Thermographic Phosphors at Simulated Engine Conditions

Wenwu Zhou, Hongyi Shao, Xu Zhang, Di Peng, Yingzheng Liu, Yang Li, Weihua Yang, Xiaofeng Zhao
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091009.
Paper No: TURBO-22-1328
https://doi.org/10.1115/1.4062611
Published Online: June 12, 2023
View Article titled, Novel Strategy for Thermal Evaluation of Film-Cooled Blades Using Thermographic Phosphors at Simulated Engine Conditions
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Topics: Blades, Coating processes, Coatings, Engines, Phosphors, Temperature, Thermal insulation, Calibration, Temperature measurement, Cooling
Journal Articles

Impact of Temperature Ratio on Overall Cooling Performance: Low-Order-Model-Based Analysis of Experiment Design

Aravin Dass Naidu, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091006.
Paper No: TURBO-22-1173
https://doi.org/10.1115/1.4062279
Published Online: June 9, 2023
View Article titled, Impact of Temperature Ratio on Overall Cooling Performance: Low-Order-Model-Based Analysis of Experiment Design
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Topics: Coolants, Cooling, Temperature, Flat plates, Engines
Journal Articles

Harmonic Method for Simulating Unsteady Multispool Interactions

Feng Wang, Luca di Mare
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091005.
Paper No: TURBO-22-1135
https://doi.org/10.1115/1.4062242
Published Online: May 30, 2023
View Article titled, Harmonic Method for Simulating Unsteady Multispool Interactions
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Topics: Blades, Flow (Dynamics), Simulation, Temperature, Turbines, Temperature distribution, Pressure, Waves, Computational fluid dynamics, Engines
Journal Articles

The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines

Noraiz Mushtaq, Giacomo Persico, Paolo Gaetani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081015.
Paper No: TURBO-22-1161
https://doi.org/10.1115/1.4062277
Published Online: May 22, 2023
View Article titled, The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines
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Topics: Blades, Design, Flow (Dynamics), Rotors, Shape optimization, Stators, Turbines, Optimization, Explosions, Mach number
Journal Articles

Manufacturing a Ceramic Turbine Rotor for a Compact Jet Engine

Bryan T. Leicht, Brian T. Bohan, Fred Schauer, Ryan Kemnitz, Lisa M. Rueschhoff, Benjamin Lam, James W. Kemp, William Costakis
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081009.
Paper No: TURBO-22-1099
https://doi.org/10.1115/1.4062124
Published Online: April 10, 2023
View Article titled, Manufacturing a Ceramic Turbine Rotor for a Compact Jet Engine
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Topics: Ceramics, Manufacturing, Rotors, Temperature, Turbines, Design, Stress, Engines, Finite element analysis
Journal Articles

Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes

Mathias Michaud, Dougal Jackson, Frédéric Goenaga, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061017.
Paper No: TURBO-21-1259
https://doi.org/10.1115/1.4056774
Published Online: March 2, 2023
View Article titled, Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes
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Topics: Coolants, Film cooling, Flow (Dynamics), Pressure, Surface roughness, Kinetic energy, Nozzle guide vanes, Engines, Spallation (Nuclear physics), High pressure (Physics)
Journal Articles

Lean-Burn Combustor Simulator for an Engine-Component Test Facility: An Experimental and Computational Study

Jonas Amend, Roderick Lubbock, Francesco Ornano, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061014.
Paper No: TURBO-22-1043
https://doi.org/10.1115/1.4056387
Published Online: January 30, 2023
View Article titled, Lean-Burn Combustor Simulator for an Engine-Component Test Facility: An Experimental and Computational Study
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Topics: Combustion chambers, Computational fluid dynamics, Flow (Dynamics), Pressure, Temperature, Coolants, Design, Engines, Simulation, Nozzle guide vanes
Journal Articles

EVALUATION OF ADJOINT OPTIMIZED HOLES - PART I BASELINE PERFORMANCE

Accepted Manuscript
Daniel Gutierrez, Christopher Yoon, Michael Furgeson, Emma Veley, David G. Bogard, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-22-1271
https://doi.org/10.1115/1.4056390
Published Online: December 1, 2022
View Article titled, EVALUATION OF ADJOINT OPTIMIZED HOLES - PART I BASELINE PERFORMANCE
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Topics: Additive manufacturing, Computation, Coolants, Cooling, Cross-flow, Design, Engines, Film cooling, Flow (Dynamics), Heat transfer
Journal Articles

Temperature Dependent Property Considerations for Biot Number Matching With Composite Materials

Carol E. Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041010.
Paper No: TURBO-21-1261
https://doi.org/10.1115/1.4055927
Published Online: November 7, 2022
View Article titled, Temperature Dependent Property Considerations for Biot Number Matching With Composite Materials
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Topics: Ceramic matrix composites, Composite materials, Engines, Errors, Low temperature, Temperature, Thermal conductivity, Cooling, Anisotropy, Turbine components