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Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects

Accepted Manuscript
Christian Morsbach, Michael Bergmann, Adem Tosun, Bjoern F. Klose, Patrick Bechlars, Edmund Kuegeler
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1165
https://doi.org/10.1115/1.4063511
Published Online: September 27, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects in another window
Topics: Flow (Dynamics), Large eddy simulation, Turbochargers, Turbomachinery, Computational fluid dynamics, Inflow, Wakes, Boundary layers, Compressors, Design
Journal Articles

QUANTIFYING PART-TO-PART FLOW VARIATIONS AND COOLING EFFECTIVENESS IN ENGINE-RUN BLADES

Accepted Manuscript
Kelsey McCormack, Nicholas L. Gailey, Reid A. Berdanier, Michael Barringer, Karen A. Thole
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1209
https://doi.org/10.1115/1.4063518
Published Online: September 27, 2023
View Article titled, QUANTIFYING PART-TO-PART FLOW VARIATIONS AND COOLING EFFECTIVENESS IN ENGINE-RUN BLADES
Open the PDF for QUANTIFYING PART-TO-PART FLOW VARIATIONS AND COOLING EFFECTIVENESS IN ENGINE-RUN BLADES in another window
Topics: Blades, Cooling, Engines, Film cooling, Flow (Dynamics), Gas turbines, Turbine blades, Turbochargers, Temperature, Heat transfer
Journal Articles

Erratum: “Formation of High-Temperature Minerals From an Evaporite-Rich Dust in Gas Turbine Engine Ingestion Tests” [ASME. J. Turbomach . June 2021; 143(6): 061003. https://doi.org/10.1115/1.4050146]

Accepted Manuscript
Jacob Elms, Alison Pawley, Nicholas Bojdo, Merren Jones, Rory J. Clarkson
Journal: Journal of Turbomachinery
Article Type: Errata
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1246
https://doi.org/10.1115/1.4063512
Published Online: September 27, 2023
View Article titled, Erratum: “Formation of High-Temperature Minerals From an Evaporite-Rich Dust in Gas Turbine Engine Ingestion Tests” [ASME. J. Turbomach . June 2021; 143(6): 061003. https://doi.org/10.1115/1.4050146]
Open the PDF for Erratum: “Formation of High-Temperature Minerals From an Evaporite-Rich Dust in Gas Turbine Engine Ingestion Tests” [ASME. J. Turbomach . June 2021; 143(6): 061003. https://doi.org/10.1115/1.4050146] in another window
Topics: Dust, Gas turbines, High temperature, Minerals, Turbochargers, Errors, Engineering drawing and drafting, Turbine blades
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
Open the PDF for Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine in another window
Topics: Annulus, Blades, Cooling, Cylinders, Gas turbines, Heat flux, Temperature, Transients (Dynamics), Ventilation, Computational fluid dynamics
Journal Articles

HIGH-DIMENSIONAL UNCERTAINTY QUANTIFICATION OF HIGH-PRESSURE TURBINE VANE BASED ON MULTI-FIDELITY DEEP NEURAL NETWORKS

Accepted Manuscript
Zhihui Li, Francesco Montomoli, Nicola Casari, Michele Pinelli
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1153
https://doi.org/10.1115/1.4063391
Published Online: September 11, 2023
View Article titled, HIGH-DIMENSIONAL UNCERTAINTY QUANTIFICATION OF HIGH-PRESSURE TURBINE VANE BASED ON MULTI-FIDELITY DEEP NEURAL NETWORKS
Open the PDF for HIGH-DIMENSIONAL UNCERTAINTY QUANTIFICATION OF HIGH-PRESSURE TURBINE VANE BASED ON MULTI-FIDELITY DEEP NEURAL NETWORKS in another window
Topics: Artificial neural networks, Design, Gas turbines, High pressure (Physics), Turbines, Turbochargers, Uncertainty quantification, Flow (Dynamics), Uncertainty, Compressors
Journal Articles

ROBUST DESIGN OF HERRINGBONE GROOVED JOURNAL BEARINGS USING MULTI-OBJECTIVE OPTIMIZATION WITH ARTIFICIAL NEURAL NETWORKS

Accepted Manuscript
Soheyl Massoudi, Jurg Schiffmann
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1158
https://doi.org/10.1115/1.4063392
Published Online: September 11, 2023
View Article titled, ROBUST DESIGN OF HERRINGBONE GROOVED JOURNAL BEARINGS USING MULTI-OBJECTIVE OPTIMIZATION WITH ARTIFICIAL NEURAL NETWORKS
Open the PDF for ROBUST DESIGN OF HERRINGBONE GROOVED JOURNAL BEARINGS USING MULTI-OBJECTIVE OPTIMIZATION WITH ARTIFICIAL NEURAL NETWORKS in another window
Topics: Artificial neural networks, Design, Journal bearings, Pareto optimization, Turbochargers, Bearings, Rotors, Geometry, Manufacturing, Compressors
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
Open the PDF for Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor–Turbine Interface Geometry Part II: Describing the Coolant Coverage in another window
Topics: Combustion chambers, Coolants, Cooling, Flow (Dynamics), Geometry, Phantom cooling, Pressure, Suction, Turbines, Vortices
Journal Articles

Unpacking Intermineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet

Eric P. Nied, Jeffrey P. Bons, Ryan K. Lundgreen
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051015.
Paper No: TURBO-22-1241
https://doi.org/10.1115/1.4056153
Published Online: December 6, 2022
View Article titled, Unpacking Intermineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet
Open the PDF for Unpacking Intermineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet in another window
Topics: Dust, Minerals, Quartz, Temperature, Gypsum, Gas turbines, Particulate matter
Journal Articles

Robustness Analysis on Aerothermal Performance of the Winglet Squealer Tip—Part II: Heat Transfer Performance

Ming Huang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011014.
Paper No: TURBO-22-1082
https://doi.org/10.1115/1.4055442
Published Online: October 10, 2022
View Article titled, Robustness Analysis on Aerothermal Performance of the Winglet Squealer Tip—Part II: Heat Transfer Performance
Open the PDF for Robustness Analysis on Aerothermal Performance of the Winglet Squealer Tip—Part II: Heat Transfer Performance in another window
Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Heat flux, Heat transfer, Pressure, Robustness, Suction, Temperature
Journal Articles

High-Resolution Thermal Profiling of a Combustor in a Non-Dedicated Test Using Thermal History Coatings

David Peral, Ahmed Zaid, Christoph Benninghoven, Silvia Araguás-Rodríguez, David Kluß, Solon Karagiannopoulos, Robert Krewinkel, Jörg P. Feist
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111007.
Paper No: TURBO-21-1225
https://doi.org/10.1115/1.4054635
Published Online: July 21, 2022
View Article titled, High-Resolution Thermal Profiling of a Combustor in a Non-Dedicated Test Using Thermal History Coatings
Open the PDF for High-Resolution Thermal Profiling of a Combustor in a Non-Dedicated Test Using Thermal History Coatings in another window
Topics: Coatings, Combustion chambers, Computational fluid dynamics, Flames, Temperature, Thermocouples, Calibration, Cooling, Resolution (Optics), Engines
Journal Articles

Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions

Maximilian Bauer, Simon Hummel, Markus Schatz, Martin Kegalj, Damian M. Vogt
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081010.
Paper No: TURBO-20-1269
https://doi.org/10.1115/1.4053836
Published Online: March 4, 2022
View Article titled, Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions
Open the PDF for Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions in another window
Topics: Computational fluid dynamics, Design, Diffusers, Flow (Dynamics), Pressure, Stress, Gas turbines, Struts (Engineering), Wakes, Separation (Technology)
Journal Articles

Reduced-Order Models for Effusion Modeling in Gas Turbine Combustors

Simone Paccati, Lorenzo Mazzei, Antonio Andreini, Bruno Facchini
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081013.
Paper No: TURBO-21-1210
https://doi.org/10.1115/1.4053837
Published Online: March 4, 2022
View Article titled, Reduced-Order Models for Effusion Modeling in Gas Turbine Combustors
Open the PDF for Reduced-Order Models for Effusion Modeling in Gas Turbine Combustors in another window
Topics: Combustion chambers, Computational fluid dynamics, Coolants, Flow (Dynamics), Modeling, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Experimental design, Gas turbines
Journal Articles

Heat Transfer Measurements for Array Jet Impingement With Castellated Wall

Taehyun Kim, Eui Yeop Jung, Minho Bang, Changyong Lee, Hee Koo Moon, Hyung Hee Cho
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031009.
Paper No: TURBO-21-1163
https://doi.org/10.1115/1.4052315
Published Online: October 5, 2021
View Article titled, Heat Transfer Measurements for Array Jet Impingement With Castellated Wall
Open the PDF for Heat Transfer Measurements for Array Jet Impingement With Castellated Wall in another window
Topics: Flow (Dynamics), Heat, Heat transfer, Impingement cooling, Jets, Mass transfer, Reynolds number, Computational fluid dynamics, Cooling, Gas turbines
Journal Articles

Novel Focal Sweep Strategy for Optical Aerothermal Measurements of Film-Cooled Gas Turbine Blades With Highly Inclined Viewing Angle

Hongyi Shao, Xu Zhang, Di Peng, Yingzheng Liu, Wenwu Zhou, Wenbin Chen, Yihong He, Fei Zeng
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031008.
Paper No: TURBO-21-1075
https://doi.org/10.1115/1.4052406
Published Online: October 5, 2021
View Article titled, Novel Focal Sweep Strategy for Optical Aerothermal Measurements of Film-Cooled Gas Turbine Blades With Highly Inclined Viewing Angle
Open the PDF for Novel Focal Sweep Strategy for Optical Aerothermal Measurements of Film-Cooled Gas Turbine Blades With Highly Inclined Viewing Angle in another window
Topics: Film cooling, Blades, Pressure, Gas turbines, Flat plates, Turbine blades
Journal Articles

Detailed Velocity and Heat Transfer Measurements in an Advanced Gas Turbine Vane Insert Using Magnetic Resonance Velocimetry and Infrared Thermometry

Michael J. Benson, David Bindon, Mattias Cooper, F. Todd Davidson, Benjamin Duhaime, David Helmer, Robert Woodings, Bret P. Van Poppel, Christopher J. Elkins, John P. Clark
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021009.
Paper No: TURBO-21-1113
https://doi.org/10.1115/1.4052310
Published Online: September 29, 2021
View Article titled, Detailed Velocity and Heat Transfer Measurements in an Advanced Gas Turbine Vane Insert Using Magnetic Resonance Velocimetry and Infrared Thermometry
Open the PDF for Detailed Velocity and Heat Transfer Measurements in an Advanced Gas Turbine Vane Insert Using Magnetic Resonance Velocimetry and Infrared Thermometry in another window
Topics: Cooling, Flow (Dynamics), Gas turbines, Heat transfer, Magnetic resonance, Temperature, Temperature measurement, Design, Steady state, Impingement cooling
Journal Articles

Investigating Gas Turbine Internal Cooling Using Supercritical CO 2 at Higher Reynolds Numbers for Direct Fired Cycle Applications

Matthew Searle, Arnab Roy, James Black, Douglas Straub, Sridharan Ramesh
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2022, 144(1): 011007.
Paper No: TURBO-21-1148
https://doi.org/10.1115/1.4052138
Published Online: September 7, 2021
View Article titled, Investigating Gas Turbine Internal Cooling Using Supercritical CO 2 at Higher Reynolds Numbers for Direct Fired Cycle Applications
Open the PDF for Investigating Gas Turbine Internal Cooling Using Supercritical CO 2 at Higher Reynolds Numbers for Direct Fired Cycle Applications in another window
Topics: Cooling, Flow (Dynamics), Friction, Gas turbines, Heat transfer, Reynolds number, Surface roughness, Computational fluid dynamics, Supercritical carbon dioxide, Uncertainty
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
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

PHANTOM COOLING EFFECTS ON ROTOR BLADE SURFACE HEAT FLUX IN A TRANSONIC FULL SCALE 1+1/2 STAGE ROTATING TURBINE

Accepted Manuscript
Richard J. Anthony, John Finnegan, John Clark
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-20-1285
https://doi.org/10.1115/1.4051245
Published Online: May 20, 2021
View Article titled, PHANTOM COOLING EFFECTS ON ROTOR BLADE SURFACE HEAT FLUX IN A TRANSONIC FULL SCALE 1+1/2 STAGE ROTATING TURBINE
Open the PDF for PHANTOM COOLING EFFECTS ON ROTOR BLADE SURFACE HEAT FLUX IN A TRANSONIC FULL SCALE 1+1/2 STAGE ROTATING TURBINE in another window
Topics: Blades, Film cooling, Heat flux, Phantom cooling, Rotors, Turbine blades, Turbines, Turbochargers, Pressure, Air Force
Journal Articles

Deposition of Fuel Impurities Within Thermal Barrier Coatings in Gas Turbine Hot Gas Paths

Christian Holländer, Werner Stamm, Oliver Lüsebrink, Harald Harders, Lorenz Singheiser
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2021, 143(10): 101015.
Paper No: TURBO-21-1020
https://doi.org/10.1115/1.4050947
Published Online: May 19, 2021
View Article titled, Deposition of Fuel Impurities Within Thermal Barrier Coatings in Gas Turbine Hot Gas Paths
Open the PDF for Deposition of Fuel Impurities Within Thermal Barrier Coatings in Gas Turbine Hot Gas Paths in another window
Topics: Diffusion (Physics), Gas turbines, Silicon, Sulfur, Temperature, Equilibrium (Physics), Pressure, Fuels, Thermal barrier coatings
Journal Articles

Design, Testing, and Performance Impact of Exhaust Diffusers in Aero-Derivative Gas Turbines for Mechanical Drive Applications

Alberto Scotti Del Greco, Tomasz Jurek, Vittorio Michelassi, Daniele Di Benedetto
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061016.
Paper No: TURBO-19-1311
https://doi.org/10.1115/1.4048795
Published Online: May 19, 2021
View Article titled, Design, Testing, and Performance Impact of Exhaust Diffusers in Aero-Derivative Gas Turbines for Mechanical Drive Applications
Open the PDF for Design, Testing, and Performance Impact of Exhaust Diffusers in Aero-Derivative Gas Turbines for Mechanical Drive Applications in another window
Topics: Computational fluid dynamics, Design, Diffusers, Exhaust systems, Flow (Dynamics), Pressure, Turbines, Gas turbines, Mechanical drives