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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
Article Type: Research Papers
Publisher: ASME
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

Fluid-thermal-structural Analysis of Partial Admission Axial Impulse Turbines with Liquid Jet Impingement Cooling

Accepted Manuscript
Hanwei Wang, Kai Luo, Ruoyang Zhi, Kan Qin
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1039
https://doi.org/10.1115/1.4063410
Published Online: September 13, 2023
View Article titled, Fluid-thermal-structural Analysis of Partial Admission Axial Impulse Turbines with Liquid Jet Impingement Cooling
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Topics: Fluids, Impingement cooling, Impulse (Physics), Turbines, Turbochargers, Cooling, Computational fluid dynamics, Underwater vehicles, Water, Wheels
Journal Articles

SCALING OVERALL EFFECTIVENESS IN LOW TEMPERATURE EXPERIMENTS

Accepted Manuscript
Carol Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1146
https://doi.org/10.1115/1.4063412
Published Online: September 13, 2023
View Article titled, SCALING OVERALL EFFECTIVENESS IN LOW TEMPERATURE EXPERIMENTS
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Topics: Computational fluid dynamics, Low temperature, Turbochargers, Coolants, Engines, Carbon dioxide, Cooling, Design, Film cooling, Fluids
Journal Articles

Effect of Upstream Leakage Flow on Film Cooling Characteristic of a Turbine Convex Endwall

Jie Zhang, Cunliang Liu, Xiying Niu, Weijiang Xu, Li Zhang, Xuyang Liu
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111002.
Paper No: TURBO-23-1030
https://doi.org/10.1115/1.4063188
Published Online: August 29, 2023
View Article titled, Effect of Upstream Leakage Flow on Film Cooling Characteristic of a Turbine Convex Endwall
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Topics: Coolants, Cooling, Density, Film cooling, Flow (Dynamics), Leakage, Leakage flows, Pressure, Turbines
Journal Articles

Film Cooling on Turbine Vane Endwalls With Different Inlet Cooling Configurations: Experimental and Computational Results

Xing Yang, Qiang Zhao, Hang Wu, Zhenping Feng
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101010.
Paper No: TURBO-22-1361
https://doi.org/10.1115/1.4063050
Published Online: August 16, 2023
View Article titled, Film Cooling on Turbine Vane Endwalls With Different Inlet Cooling Configurations: Experimental and Computational Results
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Topics: Computational fluid dynamics, Coolants, Cooling, Film cooling, Flow (Dynamics), Turbines, Pressure
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
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

Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor–Turbine Interface Geometry Part II: Describing the Coolant Coverage

Kedar P. Nawathe, Aaditya R. Nath, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101006.
Paper No: TURBO-22-1252
https://doi.org/10.1115/1.4062802
Published Online: August 2, 2023
View Article titled, Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor–Turbine Interface Geometry Part II: Describing the Coolant Coverage
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Topics: Combustion chambers, Coolants, Cooling, Flow (Dynamics), Geometry, Phantom cooling, Pressure, Suction, Turbines, Vortices
Journal Articles

Application of a Distributed Element Roughness Model to Additively Manufactured Internal Cooling Channels

Samuel Altland, Xiang I. A. Yang, Karen A. Thole, Robert Kunz, Stephen McClain
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. October 2023, 145(10): 101004.
Paper No: TURBO-22-1365
https://doi.org/10.1115/1.4062838
Published Online: July 28, 2023
View Article titled, Application of a Distributed Element Roughness Model to Additively Manufactured Internal Cooling Channels
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Topics: Drag (Fluid dynamics), Surface roughness, Stress, Cooling
Journal Articles

Internal Heat Transfer Measurement on Metal-Based Additively Manufactured Channels Using a Transient Technique

Patrick Lüscher, Marin Deflorin, Manuel Voggesser, Peter Stuber, Vincent Galoul, Minseok Ko
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091012.
Paper No: TURBO-23-1009
https://doi.org/10.1115/1.4062807
Published Online: July 27, 2023
View Article titled, Internal Heat Transfer Measurement on Metal-Based Additively Manufactured Channels Using a Transient Technique
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Topics: Additive manufacturing, Friction, Heat transfer, Metals, Reynolds number, Pressure, Transients (Dynamics), Flow (Dynamics), Temperature, Surface roughness
Journal Articles

Influences of Laser Incidence Angle and Wall Thickness on Additive Components

Alexander J. Wildgoose, Karen A. Thole
Journal: Journal of Turbomachinery
Article Type: Technical Briefs
J. Turbomach. October 2023, 145(10): 104501.
Paper No: TURBO-23-1040
https://doi.org/10.1115/1.4062678
Published Online: June 26, 2023
View Article titled, Influences of Laser Incidence Angle and Wall Thickness on Additive Components
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Topics: Cooling, Lasers, Surface roughness, Wall thickness
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
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
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

Film Cooling Comparison of Full-Scale Turbine Vanes Using the Pressure Sensitive Paint Technique

Izhar Ullah, Lesley M. Wright, Chao-Cheng Shiau, Je-Chin Han, Zhihong Gao, Andrea Stanton
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091003.
Paper No: TURBO-21-1252
https://doi.org/10.1115/1.4062436
Published Online: May 22, 2023
View Article titled, Film Cooling Comparison of Full-Scale Turbine Vanes Using the Pressure Sensitive Paint Technique
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Topics: Coolants, Film cooling, Flow (Dynamics), Pressure, Suction, Cooling, Turbines
Journal Articles

Interaction Mechanism of Transonic Squealer Tip Cooling With the Effect of High-Speed Relative Casing Motion

W. Xie, S. Lu, H. Jiang, X. Peng, Q. Zhang
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081016.
Paper No: TURBO-22-1219
https://doi.org/10.1115/1.4062278
Published Online: May 22, 2023
View Article titled, Interaction Mechanism of Transonic Squealer Tip Cooling With the Effect of High-Speed Relative Casing Motion
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Topics: Cavities, Computational fluid dynamics, Cooling, Pressure
Journal Articles

Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame

A. Amerini, S. Paccati, L. Mazzei, A. Andreini
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081007.
Paper No: TURBO-22-1257
https://doi.org/10.1115/1.4056983
Published Online: April 6, 2023
View Article titled, Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame
Open the PDF for Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame in another window
Topics: Combustion chambers, Cooling, Flames, Heat transfer, Simulation, Temperature, Turbulence, Modeling, Wall temperature, Computational fluid dynamics
Journal Articles

Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Shuo Mao, Daniel Van Hout, Kaiyuan Zhang, Jin Woo Lee, Wing F. Ng, Hongzhou Xu, Michael Fox, Jun Li
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081006.
Paper No: TURBO-22-1050
https://doi.org/10.1115/1.4062180
Published Online: April 3, 2023
View Article titled, Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall
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Topics: Cavities, Computational fluid dynamics, Coolants, Cooling, Design, Film cooling, Flow (Dynamics), Heat transfer, Nozzle guide vanes, Suction
Journal Articles

Effects of Part-to-Part Flow Variations on Overall Effectiveness and Life of Rotating Turbine Blades

Brian F. Knisely, Reid A. Berdanier, Joel H. Wagner, Karen A. Thole, Allan N. Arisi, Charles W. Haldeman
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061016.
Paper No: TURBO-22-1205
https://doi.org/10.1115/1.4056679
Published Online: February 9, 2023
View Article titled, Effects of Part-to-Part Flow Variations on Overall Effectiveness and Life of Rotating Turbine Blades
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Topics: Blades, Cooling, Flow (Dynamics), Temperature, Manufacturing, Turbine blades
Journal Articles

Cooling and Flow Characteristics of Multi-Channel Wall Jet Structure With Film Holes at Blade Leading Edge

Huihui Wang, Qinghua Deng, Wei He, Zhenping Feng
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061009.
Paper No: TURBO-22-1229
https://doi.org/10.1115/1.4056513
Published Online: January 9, 2023
View Article titled, Cooling and Flow Characteristics of Multi-Channel Wall Jet Structure With Film Holes at Blade Leading Edge
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Topics: Blades, Cooling, Flow (Dynamics), Coolants, Composite materials
Journal Articles

Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions

Reid A. Berdanier
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061007.
Paper No: TURBO-22-1246
https://doi.org/10.1115/1.4056471
Published Online: January 9, 2023
View Article titled, Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions
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Topics: Cooling, Flow (Dynamics), Pressure, Turbines
Journal Articles

Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding

Emma M. Veley, Karen A. Thole, Michael T. Furgeson, David G. Bogard
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. March 2023, 145(3): 031017.
Paper No: TURBO-22-1188
https://doi.org/10.1115/1.4056389
Published Online: January 6, 2023
View Article titled, Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding
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Topics: Cooling, Film cooling, Design, Coolants, Diffusers