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Journal Articles

Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors: Optical Diagnostics in sCO 2 and Experimental Evaluation With Particle Image Velocimetry

Erik Fernandez, Emmanuel Gabriel-Ohanu, Ladislav Vesely, Jayanta Kapat, Ashvin Hosangadi, Paul Cooper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2025, 147(9): 091021.
Paper No: GTP-24-1663
https://doi.org/10.1115/1.4066821
Published Online: April 10, 2025
View Articletitled, Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors: Optical Diagnostics in sCO 2 and Experimental Evaluation With Particle Image Velocimetry
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Topics: Blades, Flow (Dynamics), Particle image velocimetry, Compressors, Cascades (Fluid dynamics), Particulate matter, Temperature, Lasers
Journal Articles

An Investigation of a Multi-Injector, Premix/Micromix Burner Burning Pure Methane to Pure Hydrogen

Antoine Durocher, Luming Fan, Marc Füri, Gilles Bourque, Julien Sirois, David May, Jeffrey M. Bergthorson, Sean Yun, Patrizio Vena
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2025, 147(7): 071019.
Paper No: GTP-24-1786
https://doi.org/10.1115/1.4067300
Published Online: January 29, 2025
View Articletitled, An Investigation of a Multi-Injector, Premix/Micromix Burner Burning Pure Methane to Pure Hydrogen
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Topics: Combustion, Ejectors, Flames, Fuels, Hydrogen, Lasers, Methane, Nozzles, Stability, Combustion chambers
Journal Articles

Multidimensional Modeling of Mixture Formation in a Hydrogen-Fueled Heavy-Duty Optical Engine With Direct Injection

Yiqing Wang, Riccardo Scarcelli, Diego Bestel, Sinan Demir, Aleš Srna
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2025, 147(9): 091011.
Paper No: GTP-24-1815
https://doi.org/10.1115/1.4067419
Published Online: January 20, 2025
View Articletitled, Multidimensional Modeling of Mixture Formation in a Hydrogen-Fueled Heavy-Duty Optical Engine With Direct Injection
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Topics: Computational fluid dynamics, Ejectors, Engines, Fuels, Hydrogen fuels, Modeling, Reynolds-averaged Navier–Stokes equations, Silicon-on-insulator, Simulation, Cylinders
Journal Articles

Investigation of Water Film Dynamics on the Surface of an Airfoil in a High-Speed Flow and Subsequent Ligament Formation and Breakup From the Trailing Edge

Safiullah Safiullah, Vince McDonell, Soichiro Tabata, Shigeki Senoo, Bradnon Esquivias, Brendan Hickey
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2025, 147(4): 041028.
Paper No: GTP-23-1617
https://doi.org/10.1115/1.4066993
Published Online: December 11, 2024
View Articletitled, Investigation of Water Film Dynamics on the Surface of an Airfoil in a High-Speed Flow and Subsequent Ligament Formation and Breakup From the Trailing Edge
Open the PDF for Investigation of Water Film Dynamics on the Surface of an Airfoil in a High-Speed Flow and Subsequent Ligament Formation and Breakup From the Trailing Edge in another window
Topics: Airfoils, Drops, Dynamics (Mechanics), Film thickness, Flow (Dynamics), Liquid films, Sprays, Water, Waves, Lasers
Journal Articles

Residual Stress Optimization for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion

Sébastien Lani, Yogiraj Pardhi, Hossein Ghasemi, Felix Reinert, Andreas Burn, Charles Soothill
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2025, 147(4): 041030.
Paper No: GTP-24-1535
https://doi.org/10.1115/1.4066897
Published Online: December 11, 2024
View Articletitled, Residual Stress Optimization for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion
Open the PDF for Residual Stress Optimization for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion in another window
Topics: Computer-aided design, Deformation, Lasers, Manufacturing, Nozzle guide vanes, Optimization, Printing, Simulation, Stress, Temperature
Journal Articles

Laser Powder Bed Fusion Manufactured Hydrostatic Journal Bearings for Turbomachinery: Design and Measurements of Static Load Testing With Air, Water, and Liquid Nitrogen

Chaeyeon Baek, Hyunsung Jung, Junwon Heo, Kyuman Kim, Keun Ryu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061012.
Paper No: GTP-24-1603
https://doi.org/10.1115/1.4066781
Published Online: November 25, 2024
View Articletitled, Laser Powder Bed Fusion Manufactured Hydrostatic Journal Bearings for Turbomachinery: Design and Measurements of Static Load Testing With Air, Water, and Liquid Nitrogen
Open the PDF for Laser Powder Bed Fusion Manufactured Hydrostatic Journal Bearings for Turbomachinery: Design and Measurements of Static Load Testing With Air, Water, and Liquid Nitrogen in another window
Topics: Bearings, Journal bearings, Nitrogen, Stress, Water, Hydrostatics, Flow (Dynamics), Manufacturing, Fluids, Design
Journal Articles

Temperature Field Measurements in Swirl Spray Flames Using Two-Line Planar Laser Induced Fluorescence Thermometry

Chao Tao, Chi Zhang, Qiang An, Xin Xue
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031009.
Paper No: GTP-24-1425
https://doi.org/10.1115/1.4066409
Published Online: October 4, 2024
View Articletitled, Temperature Field Measurements in Swirl Spray Flames Using Two-Line Planar Laser Induced Fluorescence Thermometry
Open the PDF for Temperature Field Measurements in Swirl Spray Flames Using Two-Line Planar Laser Induced Fluorescence Thermometry in another window
Topics: Flames, Fluorescence, Lasers, Temperature, Temperature measurement, Combustion chambers
Journal Articles

Numerical and Experimental Study of Flow-Induced Vibrations in Micro-Tube Heat Exchangers

H. M. Phan, F. Newman, C. E. O'Pray, D. Parikh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111028.
Paper No: GTP-24-1272
https://doi.org/10.1115/1.4066156
Published Online: August 23, 2024
View Articletitled, Numerical and Experimental Study of Flow-Induced Vibrations in Micro-Tube Heat Exchangers
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Topics: Flow-induced vibrations, Heat exchangers, Temperature, Vibration, Lasers, Computer simulation, Damping, Fluids, Eigenvalues, Test facilities
Journal Articles

Spatial Temperature Measurements in a Swirl-Stabilized Hydrogen–Air Diffusion Flame at Elevated Pressure Using Laser-Induced Grating Spectroscopy

Oussama Chaib, Lee Weller, Anthony Giles, Steve Morris, Benjamin A. O. Williams, Simone Hochgreb
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111020.
Paper No: GTP-24-1252
https://doi.org/10.1115/1.4065996
Published Online: August 21, 2024
View Articletitled, Spatial Temperature Measurements in a Swirl-Stabilized Hydrogen–Air Diffusion Flame at Elevated Pressure Using Laser-Induced Grating Spectroscopy
Open the PDF for Spatial Temperature Measurements in a Swirl-Stabilized Hydrogen–Air Diffusion Flame at Elevated Pressure Using Laser-Induced Grating Spectroscopy in another window
Topics: Combustion chambers, Diffraction gratings, Flames, High pressure (Physics), Hydrogen, Lasers, Probes, Simulation, Spectra (Spectroscopy), Spectroscopy
Journal Articles

Development and Evaluation of Generic Test Pieces for Creep Property Assessment of Laser Powder Bed Fusion Components

Sandra Megahed, Karl Michael Krämer, Christian Kontermann, Christoph Heinze, Annett Udoh, Stefan Weihe, Matthias Oechsner
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091023.
Paper No: GTP-23-1675
https://doi.org/10.1115/1.4065267
Published Online: April 12, 2024
View Articletitled, Development and Evaluation of Generic Test Pieces for Creep Property Assessment of Laser Powder Bed Fusion Components
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Topics: Creep, Lasers, Grain size, Metals
Journal Articles

Novel Combustion Instability Diagnosis Method With Upstream Pulsation of Repetitive Laser-Induced Plasmas

Clémence Rubiella, Hosung Byun, Youchan Park, Hyungrok Do
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091020.
Paper No: GTP-24-1026
https://doi.org/10.1115/1.4064806
Published Online: April 4, 2024
View Articletitled, Novel Combustion Instability Diagnosis Method With Upstream Pulsation of Repetitive Laser-Induced Plasmas
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Topics: Acoustics, Combustion, Flames, Flow (Dynamics), Lasers, Plasmas (Ionized gases), Pressure, Waves
Journal Articles

Novel Combustion Instability Diagnosis Method With Upstream Pulsation of Repetitive Laser-Induced Plasmas

Clémence Rubiella, Hosung Byun, Youchan Park, Hyungrok Do
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091003.
Paper No: GTP-23-1365
https://doi.org/10.1115/1.4064727
Published Online: March 11, 2024
View Articletitled, Novel Combustion Instability Diagnosis Method With Upstream Pulsation of Repetitive Laser-Induced Plasmas
Open the PDF for Novel Combustion Instability Diagnosis Method With Upstream Pulsation of Repetitive Laser-Induced Plasmas in another window
Topics: Acoustics, Combustion, Flames, Flow (Dynamics), Lasers, Plasmas (Ionized gases), Pressure, Waves
Journal Articles

Quantification of Mixing Quality Effects on Flashback Limits for H 2 -Rich Fuel Gases in Lean Premixed Combustion Using Laser-Induced Fluorescence of Acetone

Taesung Kim, Ulrich Doll, Filippo Faldella, Peter Jansohn
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2024, 146(7): 071004.
Paper No: GTP-23-1337
https://doi.org/10.1115/1.4064359
Published Online: February 8, 2024
View Articletitled, Quantification of Mixing Quality Effects on Flashback Limits for H 2 -Rich Fuel Gases in Lean Premixed Combustion Using Laser-Induced Fluorescence of Acetone
Open the PDF for Quantification of Mixing Quality Effects on Flashback Limits for H 2 -Rich Fuel Gases in Lean Premixed Combustion Using Laser-Induced Fluorescence of Acetone in another window
Topics: Combustion, Flames, Fluorescence, Fuels, Hydrogen, Lasers, Mixing quality, Probability, Pressure, Gaseous fuels
Journal Articles

Spatial Temperature and Water Molar Concentration Measurements Using Thermal and Electrostrictive Laser-Induced Grating Spectroscopy During Operation of a Swirl Burner at Pressure

Lee Weller, Priyav Shah, Anthony Giles, Francesca De Domenico, Steve Morris, Benjamin A. O. Williams, Simone Hochgreb
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051021.
Paper No: GTP-23-1338
https://doi.org/10.1115/1.4063865
Published Online: January 12, 2024
View Articletitled, Spatial Temperature and Water Molar Concentration Measurements Using Thermal and Electrostrictive Laser-Induced Grating Spectroscopy During Operation of a Swirl Burner at Pressure
Open the PDF for Spatial Temperature and Water Molar Concentration Measurements Using Thermal and Electrostrictive Laser-Induced Grating Spectroscopy During Operation of a Swirl Burner at Pressure in another window
Topics: Diffraction gratings, Flames, Lasers, Signals, Spectroscopy, Temperature, Water, High pressure (Physics), Combustion, Water vapor
Journal Articles

Characterization of a Novel Additive Manufacturing Micromix Nozzle Burning Methane to Hydrogen

Antoine Durocher, Luming Fan, Benjamin Francolini, Marc Füri, Gilles Bourque, Julien Sirois, David May, Jeffrey M. Bergthorson, Sean Yun, Patrizio Vena
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051009.
Paper No: GTP-23-1444
https://doi.org/10.1115/1.4063690
Published Online: December 11, 2023
View Articletitled, Characterization of a Novel Additive Manufacturing Micromix Nozzle Burning Methane to Hydrogen
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Topics: Combustion, Ejectors, Flames, Fuels, Hydrogen, Lasers, Methane, Nozzles, Stability, Flow (Dynamics)
Journal Articles

CO Laser Absorption Measurements During Syngas Combustion at High Pressure

Sean P. Cooper, Damien Nativel, Olivier Mathieu, Mustapha Fikri, Eric L. Petersen, Christof Schulz
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121006.
Paper No: GTP-23-1308
https://doi.org/10.1115/1.4063414
Published Online: October 17, 2023
View Articletitled, CO Laser Absorption Measurements During Syngas Combustion at High Pressure
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Topics: Absorption, Carbon dioxide, Combustion, Electromagnetic induction, High pressure (Physics), Ignition delay, Lasers, Pressure, Shock tubes, Syngas
Journal Articles

Investigation of Soot in a Model CFM56 Atmospheric Combustor Using In-Situ Laser-Induced Incandescence Calibration

Arvind Krishnasamy Bharathi, Poorva Shrivastava, Hrishikesh Srivatsav, Muruganandam T. M., Vasudevarao K.
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2023, 145(7): 071002.
Paper No: GTP-22-1485
https://doi.org/10.1115/1.4056719
Published Online: February 27, 2023
View Articletitled, Investigation of Soot in a Model CFM56 Atmospheric Combustor Using In-Situ Laser-Induced Incandescence Calibration
Open the PDF for Investigation of Soot in a Model CFM56 Atmospheric Combustor Using In-Situ Laser-Induced Incandescence Calibration in another window
Topics: Calibration, Combustion chambers, Flames, Lasers, Light emission, Soot, Sprays, Flow (Dynamics), Imaging, Temperature
Journal Articles

Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications

Hannah G. Lea, Rochelle S. Wooding, Sam Kuhr, John Rotella, José Luis Córdova
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061017.
Paper No: GTP-22-1362
https://doi.org/10.1115/1.4056794
Published Online: February 15, 2023
View Articletitled, Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications
Open the PDF for Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications in another window
Topics: Additive manufacturing, Creep, High cycle fatigue, Lasers, Mechanical properties, Rupture, Temperature, Testing, Stress, Blanks
Journal Articles

Next Generation Air Plasma Spray Porous Thermal Barrier Coatings for Gas Turbine Combustors

Nagaraja Rudrapatna, Bradley Lutz, Harry Kington
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041004.
Paper No: GTP-22-1413
https://doi.org/10.1115/1.4055919
Published Online: December 8, 2022
View Articletitled, Next Generation Air Plasma Spray Porous Thermal Barrier Coatings for Gas Turbine Combustors
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Topics: Coating processes, Coatings, Combustion chambers, Cycles, Gas turbines, Manufacturing, Plasmas (Ionized gases), Sprays, Stability, Temperature
Journal Articles

Analyses of Damping Sustainability of Additively Manufactured Nickel Alloy Components Subjected to High Strain Loading Cycles

John P. Hollkamp, Onome Scott-Emuakpor, Dino Celli
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031011.
Paper No: GTP-22-1462
https://doi.org/10.1115/1.4055579
Published Online: December 5, 2022
View Articletitled, Analyses of Damping Sustainability of Additively Manufactured Nickel Alloy Components Subjected to High Strain Loading Cycles
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Topics: Damping, Particulate matter, Sustainability, Lasers, Additive manufacturing, Dampers