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Journal Articles

Performance Evaluation of Additively Manufactured and Hybrid Indexable Milling Tools in Machining of AISI4140+QT and Ti-6Al-4V

Accepted Manuscript
Tobias Kelliger, Markus Meurer, Thomas Bergs
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1393
https://doi.org/10.1115/1.4063553
Published Online: September 29, 2023
View Article titled, Performance Evaluation of Additively Manufactured and Hybrid Indexable Milling Tools in Machining of AISI4140+QT and Ti-6Al-4V
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Topics: Additive manufacturing, Machining, Milling, Performance evaluation, Cutting, Cutting tools, Machine tools, Manufacturing, Aerospace industry, Alloy steel
Journal Articles

Turbulent Flame Speed and Flame Characteristics of Lean Premixed H 2 -Ch 4 Flames At Moderate Pressure Levels

Accepted Manuscript
Filippo Faldella, Sebastian Eisenring, Taesung Kim, Ulrich Doll, Peter Jansohn
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1336
https://doi.org/10.1115/1.4063524
Published Online: September 29, 2023
View Article titled, Turbulent Flame Speed and Flame Characteristics of Lean Premixed H 2 -Ch 4 Flames At Moderate Pressure Levels
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Topics: Flames, Pressure, Turbulence, Hydrogen, Gas turbines, Combustion chambers, Fuels, Carbon dioxide, Combustion, Combustion systems
Journal Articles

The Manufacturing and Experimental Validation of a Nickel Superalloy Double-Wall, Effusion Test Specimen

Accepted Manuscript
Alexander Murray, Peter Ireland, Nick Green, Michael Wickins, Richard Hood, Janendra Telisinghe
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1326
https://doi.org/10.1115/1.4063448
Published Online: September 16, 2023
View Article titled, The Manufacturing and Experimental Validation of a Nickel Superalloy Double-Wall, Effusion Test Specimen
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Topics: Manufacturing, Nickel, Superalloys, Cooling, Combustion chambers, Crystals, Film cooling, Firing, Flat plates, High pressure (Physics)
Journal Articles

CO Laser Absorption Measurements During Syngas Combustion At High Pressure

Accepted Manuscript
Sean P. Cooper, Damien Nativel, Olivier E. Mathieu, Mustapha Fikri, Eric Petersen, Christof Schulz
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1308
https://doi.org/10.1115/1.4063414
Published Online: September 13, 2023
View Article titled, CO Laser Absorption Measurements During Syngas Combustion At High Pressure
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Topics: Absorption, Combustion, High pressure (Physics), Lasers, Syngas, Fuels, Carbon dioxide, Chemical kinetics, Ignition delay, Chemistry
Journal Articles

Ceramic and Metal Additive Manufacturing of Monolithic Rotors From Sialon and Inconel and Comparison of Aerodynamic Performance for 300W Scale Microturbines

Accepted Manuscript
Lukas Badum, Thomas Prochaska, Martin Schwentenwein, Beni Cukurel
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1404
https://doi.org/10.1115/1.4063421
Published Online: September 12, 2023
View Article titled, Ceramic and Metal Additive Manufacturing of Monolithic Rotors From Sialon and Inconel and Comparison of Aerodynamic Performance for 300W Scale Microturbines
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Topics: Additive manufacturing, Ceramics, Metals, Microturbines, Rotors, Compressors, Pressure, Turbomachinery, Geometry, Manufacturing
Journal Articles

The Development And Use Of A Natural Gas / Oxygen Burner Rig For Environmental Barrier Coating And Ceramic Matrix Composite Technology Maturation

Accepted Manuscript
Michael Presby, Makoto Endo, Dennis Fox, Bryan Harder, Kang Lee, Leland Hoffman, Michael Cuy
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1418
https://doi.org/10.1115/1.4063386
Published Online: September 8, 2023
View Article titled, The Development And Use Of A Natural Gas / Oxygen Burner Rig For Environmental Barrier Coating And Ceramic Matrix Composite Technology Maturation
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Topics: Ceramic matrix composites, Coatings, Natural gas, Oxygen, Heat, High temperature, Water vapor, Advanced materials, Atmospheric pressure, Bridges (Structures)
Journal Articles

Experimental Investigation Of A Multi Tube Burner For Premixed Hydrogen And Natural Gas Low Emission Combustion

Accepted Manuscript
Alexander Jaeschke, Bernhard Ćosić, Dominik Wassmer, Christian Oliver Paschereit
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1330
https://doi.org/10.1115/1.4063378
Published Online: September 8, 2023
View Article titled, Experimental Investigation Of A Multi Tube Burner For Premixed Hydrogen And Natural Gas Low Emission Combustion
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Topics: Combustion, Emissions, Hydrogen, Natural gas, Flames, Temperature, Gas turbines, Shapes, Atmospheric pressure, Energy industry
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
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 Article titled, Investigation of Soot in a Model CFM56 Atmospheric Combustor Using In-Situ Laser-Induced Incandescence Calibration
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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
Article Type: Research-Article
Publisher: ASME
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 Article titled, Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications
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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
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 Article titled, 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
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 Article titled, 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
Journal Articles

Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO 2 Power Cycle Application

Michael Marshall, Meysam Akbari, Ji-Cheng Zhao, Kevin Hoopes
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021012.
Paper No: GTP-22-1365
https://doi.org/10.1115/1.4055723
Published Online: November 28, 2022
View Article titled, Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO 2 Power Cycle Application
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Topics: Design, Heat exchangers, Temperature, Heat transfer, Lasers, Flow (Dynamics), Pressure, Pressure drop, Additive manufacturing, Thermodynamic power cycles
Journal Articles

Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades

Onome Scott-Emuakpor, Brian Runyon, Daniel Gillaugh, Lucas Smith, Phil Johnson
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121025.
Paper No: GTP-22-1320
https://doi.org/10.1115/1.4056014
Published Online: November 23, 2022
View Article titled, Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades
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Topics: Blades, High cycle fatigue, Maintenance, Lasers, Stress, Fatigue, Acceptance criteria, Cycles
Journal Articles

Investigation of Water Films Shed From an Airfoil in a High-Speed Flow

Brandon Esquivias, Brendan Hickey, Vincent McDonell, Soichiro Tabata, Shigeki Senoo
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121002.
Paper No: GTP-22-1418
https://doi.org/10.1115/1.4055453
Published Online: September 28, 2022
View Article titled, Investigation of Water Films Shed From an Airfoil in a High-Speed Flow
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Topics: Airfoils, Diffraction, Drops, Flow (Dynamics), Lasers, Water, Pressure
Journal Articles

Spray Characterization of a Preheated Bio-Oil Surrogate at Elevated Pressures

Mohsen Broumand, Murray J. Thomson, Sean Yun, Zekai Hong
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111001.
Paper No: GTP-22-1271
https://doi.org/10.1115/1.4055360
Published Online: September 20, 2022
View Article titled, Spray Characterization of a Preheated Bio-Oil Surrogate at Elevated Pressures
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Topics: Drops, Sprays, Lasers, Fluids, Momentum, High pressure (Physics), Nozzles, Density
Journal Articles

Fouling Mitigation for Laser Igniters in Natural Gas Engines

Sreenath B. Gupta
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041020.
Paper No: GTP-21-1083
https://doi.org/10.1115/1.4053391
Published Online: February 21, 2022
View Article titled, Fouling Mitigation for Laser Igniters in Natural Gas Engines
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Topics: Gas engines, Lasers, Lenses (Optics), Engines
Journal Articles

Modal Decomposition Analysis of Combustion Instability Due to External Perturbation in a Mesoscale Burner Array

Jeongan Choi, Rajavasanth Rajasegar, Qili Liu, Tonghun Lee, Jihyung Yoo
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2022, 144(5): 051011.
Paper No: GTP-21-1498
https://doi.org/10.1115/1.4053445
Published Online: February 21, 2022
View Article titled, Modal Decomposition Analysis of Combustion Instability Due to External Perturbation in a Mesoscale Burner Array
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Topics: Acoustics, Combustion, Flames, Dynamics (Mechanics), Principal component analysis, Lasers
Journal Articles

Characterization of a Newly Designed Test Bench for Investigations of Flame–Wall Interaction

Rahand Dalshad, Tobias Sander, Michael Pfitzner
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041006.
Paper No: GTP-21-1423
https://doi.org/10.1115/1.4052264
Published Online: January 13, 2022
View Article titled, Characterization of a Newly Designed Test Bench for Investigations of Flame–Wall Interaction
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Topics: Flames, Flow (Dynamics), Fuels, Lasers, Methane, Temperature, Heat, Temperature measurement, Chemiluminescence, Generators
Journal Articles

Express Wire Coil Cladding as an Advanced Technology to Accelerate Additive Manufacturing and Coating

Marius Gipperich, Jan Riepe, Robin Day, Thomas Bergs
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021003.
Paper No: GTP-21-1310
https://doi.org/10.1115/1.4052089
Published Online: November 1, 2021
View Article titled, Express Wire Coil Cladding as an Advanced Technology to Accelerate Additive Manufacturing and Coating
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Topics: Cladding systems (Building), Lasers, Wire, Winding (process), Additive manufacturing
Journal Articles

Effect of High Pressures on the Formation of Nitric Oxide in Lean, Premixed Flames

Philippe Versailles, Antoine Durocher, Gilles Bourque, Jeffrey M. Bergthorson
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051029.
Paper No: GTP-19-1421
https://doi.org/10.1115/1.4047748
Published Online: March 31, 2021
View Article titled, Effect of High Pressures on the Formation of Nitric Oxide in Lean, Premixed Flames
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Topics: Flames, Temperature, Fluorescence, Lasers, Pressure