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Journal Articles

Conjugate Study of Aerothermodynamics of Internal Ridged-Wall Enhanced Swirl-Film Cooling for Gas Turbine Blade Leading Edge

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Accepted Manuscript
Yu Rao, Qiuru Zuo, Fei Li, Yong Luan, Yuli Cheng, Bernhard Weigand
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1369
https://doi.org/10.1115/1.4068733
Published Online: May 20, 2025
View Articletitled, Conjugate Study of Aerothermodynamics of Internal Ridged-Wall Enhanced Swirl-Film Cooling for Gas Turbine Blade Leading Edge
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Topics: Aerodynamics, Blades, Cooling, Gas turbines, Turbochargers, Heat transfer, Computational fluid dynamics, Compressors, Film cooling, Fluid dynamics
Journal Articles

IMPACT OF TEMPERATURE RATIO ON OVERALL COOLING EFFECTIVENESS: EXPERIMENTAL VALIDATION OF A SCALING THEORY

Open Access
Accepted Manuscript
James Cartlidge, Aravin Dass Naidu, Nafiz Chowdhury, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1271
https://doi.org/10.1115/1.4068460
Published Online: April 16, 2025
View Articletitled, IMPACT OF TEMPERATURE RATIO ON OVERALL COOLING EFFECTIVENESS: EXPERIMENTAL VALIDATION OF A SCALING THEORY
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Topics: Cooling, Temperature, Turbochargers, Coolants, Heat transfer, Heat transfer coefficients, Boundary-value problems, Compressors, Design, Engines
Journal Articles

IMPACT OF HIGH FREESTREAM TURBULENCE ON LPT ENDWALL FLOW: PART I – LOSS DEVELOPMENT AND TIME-AVERAGED FLOW FIELD

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Accepted Manuscript
Molly Donovan, Christopher Marks, Nathan Fletcher, Markus Rumpfkeil
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1123
https://doi.org/10.1115/1.4068437
Published Online: April 11, 2025
View Articletitled, IMPACT OF HIGH FREESTREAM TURBULENCE ON LPT ENDWALL FLOW: PART I – LOSS DEVELOPMENT AND TIME-AVERAGED FLOW FIELD
Open the PDF for IMPACT OF HIGH FREESTREAM TURBULENCE ON LPT ENDWALL FLOW: PART I – LOSS DEVELOPMENT AND TIME-AVERAGED FLOW FIELD in another window
Topics: Flow (Dynamics), Free stream turbulence, Turbochargers, Turbulence, Blades, Pressure, Reynolds number, Cascades (Fluid dynamics), Compressors, Engineering simulation
Journal Articles

DATA-ASSIMILATION OF TRANSITIONAL AND SEPARATED TURBOMACHINERY FLOWS WITH PHYSICS-INFORMED NEURAL NETWORKS

Open Access
Accepted Manuscript
Sean Hanrahan, Melissa Kozul, Richard Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1059
https://doi.org/10.1115/1.4068396
Published Online: April 9, 2025
View Articletitled, DATA-ASSIMILATION OF TRANSITIONAL AND SEPARATED TURBOMACHINERY FLOWS WITH PHYSICS-INFORMED NEURAL NETWORKS
Open the PDF for DATA-ASSIMILATION OF TRANSITIONAL AND SEPARATED TURBOMACHINERY FLOWS WITH PHYSICS-INFORMED NEURAL NETWORKS in another window
Topics: Artificial neural networks, Flow (Dynamics), Physics, Turbochargers, Turbomachinery, Turbulence, Reynolds-averaged Navier–Stokes equations, Separation (Technology), Computational fluid dynamics, Pressure
Journal Articles

A REVIEW OF SECONDARY COMBUSTION ON TURBINE BLADE COOLING

Available to Purchase
Accepted Manuscript
Tinashe Ngwenya, Antonino Nava, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1186
https://doi.org/10.1115/1.4068031
Published Online: February 24, 2025
View Articletitled, A REVIEW OF SECONDARY COMBUSTION ON TURBINE BLADE COOLING
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Topics: Combustion, Cooling, Film cooling, Turbine blades, Turbochargers, Turbines, Combustion chambers, Fuels, Blades, Temperature
Journal Articles

Biot Number Error in Low-Temperature Inconel Overall Effectiveness Experiments

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Bailey W. Hopkins, Jacob A. Hughes, Carol E. Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2025, 147(9): 091006.
Paper No: TURBO-24-1339
https://doi.org/10.1115/1.4067460
Published Online: February 6, 2025
View Articletitled, Biot Number Error in Low-Temperature Inconel Overall Effectiveness Experiments
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Topics: Coolants, Engines, Errors, Low temperature, Temperature, Thermal conductivity, Turbine components, Film cooling, Cooling, Turbochargers
Journal Articles

Temperature Dependent Property Considerations for Biot Number Matching With Composite Materials

Available to Purchase
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 Articletitled, 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
Journal Articles

Unsteady Effects on the Experimental Determination of Overall Effectiveness

Available to Purchase
James L. Rutledge, William P. Baker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2018, 140(12): 121005.
Paper No: TURBO-18-1203
https://doi.org/10.1115/1.4041233
Published Online: October 15, 2018
View Articletitled, Unsteady Effects on the Experimental Determination of Overall Effectiveness
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Topics: Boundary-value problems, Engines, Film cooling, Temperature, Simulation, Fluctuations (Physics), Flow (Dynamics), Thermal conductivity, Heat, Low temperature
Journal Articles

Erratum: “Film Cooling Extraction Effects on the Aero-Thermal Characteristics of Rib Roughened Cooling Channel Flow” [ASME J. Turbomach., 135(2), p. 021016; DOI: 10.1115/1.4007501 ]

Available to Purchase
Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Errata
J. Turbomach. August 2018, 140(8): 087001.
Paper No: TURBO-18-1054
https://doi.org/10.1115/1.4040565
Published Online: July 26, 2018
View Articletitled, Erratum: “Film Cooling Extraction Effects on the Aero-Thermal Characteristics of Rib Roughened Cooling Channel Flow” [ASME J. Turbomach., 135(2), p. 021016; DOI: 10.1115/1.4007501 ]
Open the PDF for Erratum: “Film Cooling Extraction Effects on the Aero-Thermal Characteristics of Rib Roughened Cooling Channel Flow” [ASME J. Turbomach., 135(2), p. 021016; DOI: 10.1115/1.4007501 ] in another window
Topics: Channel flow, Cooling, Film cooling, Heat transfer, Compressors, Fluid dynamics, Gas turbines, Turbine components
Journal Articles

Investigation of Unsteady Flow Phenomena in First Vane Caused by Combustor Flow With Swirl

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Simon Jacobi, Cosimo Mazzoni, Budimir Rosic, Krishan Chana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2017, 139(4): 041006.
Paper No: TURBO-16-1167
https://doi.org/10.1115/1.4035073
Published Online: January 10, 2017
View Articletitled, Investigation of Unsteady Flow Phenomena in First Vane Caused by Combustor Flow With Swirl
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Topics: Combustion chambers, Computational fluid dynamics, Flow (Dynamics), Gas turbines, Heat transfer, Unsteady flow, Turbines, Design, Cascades (Fluid dynamics), Compressors
Journal Articles

Effect of the Biot Number on Metal Temperature of Thermal-Barrier-Coated Turbine Parts—Real Engine Measurements

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Marc Henze, Laura Bogdanic, Kurt Muehlbauer, Martin Schnieder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2013, 135(3): 031029.
Paper No: TURBO-12-1129
https://doi.org/10.1115/1.4007510
Published Online: March 25, 2013
View Articletitled, Effect of the Biot Number on Metal Temperature of Thermal-Barrier-Coated Turbine Parts—Real Engine Measurements
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Topics: Cooling, Engines, Heat transfer coefficients, Metals, Temperature, Turbine components, Stress, Reynolds number, Gas turbines, Thermocouples
Journal Articles

Experimental Investigation of the Clocking Effect in a 1.5-Stage Axial Turbine—Part II: Unsteady Results and Boundary Layer Behavior

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Sven König, Bernd Stoffel, M. Taher Schobeiri
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2009, 131(2): 021004.
https://doi.org/10.1115/1.2948969
Published Online: January 22, 2009
View Articletitled, Experimental Investigation of the Clocking Effect in a 1.5-Stage Axial Turbine—Part II: Unsteady Results and Boundary Layer Behavior
Open the PDF for Experimental Investigation of the Clocking Effect in a 1.5-Stage Axial Turbine—Part II: Unsteady Results and Boundary Layer Behavior in another window
Topics: Boundary layers, Bubbles, Rotors, Separation (Technology), Signals, Stators, Suction, Turbines, Wakes, Fluctuations (Physics)
Journal Articles

Thermal-Mechanical Life Prediction System for Anisotropic Turbine Components

Available to Purchase
F. J. Cunha, M. T. Dahmer, M. K. Chyu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. April 2006, 128(2): 240–250.
https://doi.org/10.1115/1.2137740
Published Online: February 1, 2005
View Articletitled, Thermal-Mechanical Life Prediction System for Anisotropic Turbine Components
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Topics: Airfoils, Blades, Creep, Cycles, Fatigue, Stress, Temperature, Turbine components, Design, Transients (Dynamics)
Journal Articles

Unsteady Flow Field Due to Nozzle Wake Interaction With the Rotor in an Axial Flow Turbine: Part II—Rotor Exit Flow Field

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M. A. Zaccaria, B. Lakshminarayana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 1997, 119(2): 214–224.
https://doi.org/10.1115/1.2841104
Published Online: April 1, 1997
View Articletitled, Unsteady Flow Field Due to Nozzle Wake Interaction With the Rotor in an Axial Flow Turbine: Part II—Rotor Exit Flow Field
Open the PDF for Unsteady Flow Field Due to Nozzle Wake Interaction With the Rotor in an Axial Flow Turbine: Part II—Rotor Exit Flow Field in another window
Topics: Axial flow, Flow (Dynamics), Nozzles, Rotors, Turbine components, Unsteady flow, Wakes, Turbines, Velocity measurement
Journal Articles

Total-Coverage Discrete Hole Wall Cooling

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H. H. Cho, R. J. Goldstein
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 1997, 119(2): 320–329.
https://doi.org/10.1115/1.2841115
Published Online: April 1, 1997
View Articletitled, Total-Coverage Discrete Hole Wall Cooling
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Topics: Cooling, Flow (Dynamics), Heat, Mass transfer, Plates (structures), Combustion chambers, Film cooling, Flow separation, Jets, Reynolds number
Journal Articles

Unsteady Flow Field Due to Nozzle Wake Interaction With the Rotor in an Axial Flow Turbine: Part I—Rotor Passage Flow Field

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M. A. Zaccaria, B. Lakshminarayana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 1997, 119(2): 201–213.
https://doi.org/10.1115/1.2841103
Published Online: April 1, 1997
View Articletitled, Unsteady Flow Field Due to Nozzle Wake Interaction With the Rotor in an Axial Flow Turbine: Part I—Rotor Passage Flow Field
Open the PDF for Unsteady Flow Field Due to Nozzle Wake Interaction With the Rotor in an Axial Flow Turbine: Part I—Rotor Passage Flow Field in another window
Topics: Axial flow, Flow (Dynamics), Nozzles, Rotors, Turbine components, Unsteady flow, Wakes, Pressure, Turbines, Chords (Trusses)
Journal Articles

A Study of Rotor Cavities and Heat Transfer in a Cooling Process in a Gas Turbine

Available to Purchase
R. S. Amano, K. D. Wang, V. Pavelic
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 1994, 116(2): 333–338.
https://doi.org/10.1115/1.2928369
Published Online: April 1, 1994
View Articletitled, A Study of Rotor Cavities and Heat Transfer in a Cooling Process in a Gas Turbine
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Topics: Cavities, Cooling, Gas turbines, Heat transfer, Rotors, Disks, Flow (Dynamics), Computation, Temperature distribution, Air flow
Journal Articles

Three-Dimensional Flow in an Axial Turbine: Part 2—Profile Attenuation

Available to Purchase
D. Joslyn, R. Dring
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 1992, 114(1): 71–78.
https://doi.org/10.1115/1.2927999
Published Online: January 1, 1992
View Articletitled, Three-Dimensional Flow in an Axial Turbine: Part 2—Profile Attenuation
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Topics: Flow (Dynamics), Turbine components, Airfoils, Turbines, Rotors, Temperature profiles, Combustion chambers, Stators
Journal Articles

Three-Dimensional Flow in an Axial Turbine: Part 1—Aerodynamic Mechanisms

Available to Purchase
D. Joslyn, R. Dring
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 1992, 114(1): 61–70.
https://doi.org/10.1115/1.2927998
Published Online: January 1, 1992
View Articletitled, Three-Dimensional Flow in an Axial Turbine: Part 1—Aerodynamic Mechanisms
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Topics: Flow (Dynamics), Turbine components, Air flow, Airfoils, Rotors, Turbines, Flow visualization, Pressure, Stators, Temperature profiles
Journal Articles

Unsteady Transition in an Axial-Flow Turbine: Part 1—Measurements on the Turbine Rotor

Available to Purchase
J. S. Addison, H. P. Hodson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 1990, 112(2): 206–214.
https://doi.org/10.1115/1.2927634
Published Online: April 1, 1990
View Articletitled, Unsteady Transition in an Axial-Flow Turbine: Part 1—Measurements on the Turbine Rotor
Open the PDF for Unsteady Transition in an Axial-Flow Turbine: Part 1—Measurements on the Turbine Rotor in another window
Topics: Axial flow, Rotors, Turbine components, Turbines, Boundary layers, Suction, Cascades (Fluid dynamics), Cross section (Physics), Gages, Stators