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Journal Articles

ON THE APPLICATION OF BACKGROUND ORIENTED SCHLIEREN TO A TRANSONIC LOW-REYNOLDS TURBINE CASCADE

Accepted Manuscript
Alexandre Halby, Bora Orcun Cakir, Lorenzo Da Valle, Gustavo Lopes, Mizuki Okada, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1206
https://doi.org/10.1115/1.4067292
Published Online: November 27, 2024
View Article titled, ON THE APPLICATION OF BACKGROUND ORIENTED SCHLIEREN TO A TRANSONIC LOW-REYNOLDS TURBINE CASCADE
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Topics: Cascades (Fluid dynamics), Compressors, Turbines, Turbochargers, Flow (Dynamics), Density, Blades, Boundary layers, Shock waves, Turbomachinery
Journal Articles

Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils

Accepted Manuscript
Reid A. Berdanier, Margaret R. Nunn, Justin T. Brumberg, Michael D. Barringer, Scott Fishbone, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1199
https://doi.org/10.1115/1.4067177
Published Online: November 14, 2024
View Article titled, Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils
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Topics: Additive manufacturing, Airfoils, Gas turbines, Thermocouples, Thin films, Turbines, Turbochargers, Sensors, Engines, Hardware
Journal Articles

A Digital Engineering Analysis of an Additively-Manufactured Turbine Vane

Reid A. Berdanier, Leland Tien, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051008.
Paper No: TURBO-24-1273
https://doi.org/10.1115/1.4066987
Published Online: November 12, 2024
View Article titled, A Digital Engineering Analysis of an Additively-Manufactured Turbine Vane
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Topics: Additive manufacturing, Airfoils, Design, Geometry, Pressure, Turbines, Flow (Dynamics), Digital engineering, Simulation, Hardware
Journal Articles

On the Development of High-Lift, High-Work Low-Pressure Turbines

John P. Clark, Guillermo Paniagua, Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2024, 146(12): 121011.
Paper No: TURBO-23-1298
https://doi.org/10.1115/1.4066004
Published Online: August 6, 2024
View Article titled, On the Development of High-Lift, High-Work Low-Pressure Turbines
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Topics: Airfoils, Blades, Cascades (Fluid dynamics), Design, Flow (Dynamics), Flow control, Pressure, Turbines, Reynolds number, Acoustics
Journal Articles

Impact of Low Freestream Turbulence and Surface Roughness on the Flat-Plate Boundary Layer Transition Under a High-Lift Airfoil Pressure Gradient

Heechan Jeong, Seung Jin Song
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111003.
Paper No: TURBO-23-1272
https://doi.org/10.1115/1.4065494
Published Online: May 23, 2024
View Article titled, Impact of Low Freestream Turbulence and Surface Roughness on the Flat-Plate Boundary Layer Transition Under a High-Lift Airfoil Pressure Gradient
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Topics: Boundary layers, Free stream turbulence, Surface roughness, Turbulence, Flat plates, Pressure gradient, Airfoils
Journal Articles

Impact of Flow Unsteadiness on Turbine Airfoil Heat Transfer via Streaming

Tapish Agarwal, Ian Jacobi, Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091004.
Paper No: TURBO-23-1120
https://doi.org/10.1115/1.4065123
Published Online: April 4, 2024
View Article titled, Impact of Flow Unsteadiness on Turbine Airfoil Heat Transfer via Streaming
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Topics: Airfoils, Flow (Dynamics), Heat transfer, Skin friction (Fluid dynamics), Turbines, Pressure gradient, Fluctuations (Physics), Turbine blades, Pressure, Waves
Journal Articles

A Free Streamline Model for Fully Separated Turbomachine Flows

Dilip Prasad
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2024, 146(8): 081007.
Paper No: TURBO-23-1155
https://doi.org/10.1115/1.4064838
Published Online: March 13, 2024
View Article titled, A Free Streamline Model for Fully Separated Turbomachine Flows
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Airfoils, Compressors
Journal Articles

Design and Cooling Performance of Additively Manufactured Ceramic Turbine Vanes

Andrew Fox, Stephen Lynch, Jason C. Young, Carl P. Frick, Jennifer Hankins, Kyle Kuhn, Stephan A. Brinckmann, Ray S. Fertig
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061007.
Paper No: TURBO-23-1270
https://doi.org/10.1115/1.4064226
Published Online: January 29, 2024
View Article titled, Design and Cooling Performance of Additively Manufactured Ceramic Turbine Vanes
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Topics: Ceramics, Cooling, Design, Temperature, Turbines, Reynolds number, Additive manufacturing, Airfoils, Coolants, Manufacturing
Journal Articles

A Numerical Design Space Investigation of Low-Speed Axial Compressor Stages Using Single-Row and Tandem Bladings

Philipp von Jeinsen, Jannik Eckel, Samuele Giannini, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061012.
Paper No: TURBO-23-1162
https://doi.org/10.1115/1.4064422
Published Online: January 29, 2024
View Article titled, A Numerical Design Space Investigation of Low-Speed Axial Compressor Stages Using Single-Row and Tandem Bladings
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Topics: Blades, Design, Rotors, Compressors, Airfoils, Stators
Journal Articles

Exploring Physics of Acoustic Flow Control Over Airfoils Toward Potential Application to High Work and Lift Turbines

Acar Celik, Abhijit Mitra, Tapish Agarwal, John Clark, Ian Jacobi, Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031001.
Paper No: TURBO-23-1221
https://doi.org/10.1115/1.4063923
Published Online: November 16, 2023
View Article titled, Exploring Physics of Acoustic Flow Control Over Airfoils Toward Potential Application to High Work and Lift Turbines
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Topics: Acoustics, Excitation, Flow (Dynamics), Flow control, Separation (Technology), Airfoils, Vorticity
Journal Articles

Numerical Investigation of the Influence of the Degree of Reaction in an Axial Compressor Stage With Tandem Vanes

Samuele Giannini, Guilherme M. Luz, Philipp von Jeinsen, Mattia Straccia, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121008.
Paper No: TURBO-23-1151
https://doi.org/10.1115/1.4063513
Published Online: October 19, 2023
View Article titled, Numerical Investigation of the Influence of the Degree of Reaction in an Axial Compressor Stage With Tandem Vanes
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Topics: Compressors, Design, Diffusion (Physics), Flow (Dynamics), Pressure, Rotors, Stators, Blades, Computational fluid dynamics, Airfoils
Journal Articles

Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil

Pradeep Singh, S. Sarkar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111001.
Paper No: TURBO-23-1047
https://doi.org/10.1115/1.4063048
Published Online: August 16, 2023
View Article titled, Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil
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Topics: Airfoils, Bubbles, Excitation, Flow (Dynamics), Separation (Technology), Shear (Mechanics), Turbulence, Fluctuations (Physics), Boundary layers
Journal Articles

The New Chapter of Transonic Compressor Cascade Design at the DLR

Edwin J. Munoz Lopez, Alexander Hergt, Sebastian Grund, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081001.
Paper No: TURBO-22-1193
https://doi.org/10.1115/1.4056982
Published Online: April 3, 2023
View Article titled, The New Chapter of Transonic Compressor Cascade Design at the DLR
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Topics: Cascades (Fluid dynamics), Compressors, Design, Optimization, Computational fluid dynamics, Airfoils, Pressure
Journal Articles

On the Probabilistic Endurance Prediction Approach for Turbomachinery Blades and Vanes

Davendu Y. Kulkarni
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061011.
Paper No: TURBO-21-1276
https://doi.org/10.1115/1.4056511
Published Online: January 9, 2023
View Article titled, On the Probabilistic Endurance Prediction Approach for Turbomachinery Blades and Vanes
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Topics: Airfoils, Blades, Compressors, Damping, Design, Friction, High cycle fatigue, Simulation, Stress, Turbomachinery
Journal Articles

Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles

Carlo Cravero, Gabriele Milanese
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031002.
Paper No: TURBO-22-1155
https://doi.org/10.1115/1.4055610
Published Online: October 17, 2022
View Article titled, Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles
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Topics: Airfoils, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Design, Drag (Fluid dynamics), Fans, Computational fluid dynamics
Journal Articles

High-Fidelity Computational Fluid Dynamics Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades

Mario Carta, Tiziano Ghisu, Shahrokh Shahpar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121001.
Paper No: TURBO-22-1122
https://doi.org/10.1115/1.4055267
Published Online: September 13, 2022
View Article titled, High-Fidelity Computational Fluid Dynamics Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades
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Topics: Blades, Computational fluid dynamics, Damage, Rotors, Shapes, Turbines, Reverse engineering, High pressure (Physics), Flow (Dynamics), Airfoils
Journal Articles

Design and Testing of a Multi-Stage Intermediate Pressure Turbine for Future Geared Turbofans

D. Torre, G. García-Valdecasas, A. Puente, D. Hernández, S. Luque
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091008.
Paper No: TURBO-21-1209
https://doi.org/10.1115/1.4053491
Published Online: March 4, 2022
View Article titled, Design and Testing of a Multi-Stage Intermediate Pressure Turbine for Future Geared Turbofans
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Topics: Design, Flow (Dynamics), Pressure, Turbines, Turbofans, Airfoils
Journal Articles

A Comprehensive Analytical Shock Loss Model for Axial Compressor Cascades

Milan Banjac, Teodora Savanovic, Djordje Petkovic, Milan V. Petrovic
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091003.
Paper No: TURBO-22-1012
https://doi.org/10.1115/1.4053852
Published Online: March 4, 2022
View Article titled, A Comprehensive Analytical Shock Loss Model for Axial Compressor Cascades
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Topics: Flow (Dynamics), Geometry, Mach number, Pressure, Shock (Mechanics), Blades, Cascades (Fluid dynamics), Airfoils, Compressors
Journal Articles

Aero-Structural Coupling Strategy for a Morphing Blade Cascade Study

Giada Abate, Johannes Riemenschneider, Alexander Hergt
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061002.
Paper No: TURBO-21-1095
https://doi.org/10.1115/1.4053174
Published Online: January 28, 2022
View Article titled, Aero-Structural Coupling Strategy for a Morphing Blade Cascade Study
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Topics: Actuators, Blades, Cascades (Fluid dynamics), Computational fluid dynamics, Geometry, Pressure, Stress, Structural analysis, Airfoils
Journal Articles

Steady and Unsteady Temperature Measurements in the Wake of a Linear Cascade With Heated Airfoils

Svenja Aberle-Kern, Thomas Ripplinger, Reinhard Niehuis
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081004.
Paper No: TURBO-20-1351
https://doi.org/10.1115/1.4050435
Published Online: April 26, 2021
View Article titled, Steady and Unsteady Temperature Measurements in the Wake of a Linear Cascade With Heated Airfoils
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Topics: Blades, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Probes, Temperature, Vortices, Wakes, Wire, Heat transfer