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Journal Articles

Modeling of Metal Matrix Concentrated Solar Receivers for Supercritical Carbon Dioxide Power Blocks

Vyas Duggirala, Venkatanarasimha Hegde, Pramod Kumar, Venkateswara Reddy
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031010.
Paper No: GTP-24-1430
https://doi.org/10.1115/1.4066371
Published Online: October 4, 2024
View Article titled, Modeling of Metal Matrix Concentrated Solar Receivers for Supercritical Carbon Dioxide Power Blocks
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Topics: Computer simulation, Density, Enthalpy, Heat exchangers, Metals, Microchannels, Modeling, Phase change materials, Solar energy, Supercritical carbon dioxide
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

Accepted Manuscript
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.
Paper No: GTP-24-1603
https://doi.org/10.1115/1.4066781
Published Online: October 4, 2024
View Article titled, Laser Powder Bed Fusion Manufactured Hydrostatic Journal Bearings for Turbomachinery: Design and Measurements of Static Load Testing With Air, Water, and Liquid Nitrogen
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Topics: Design, Hydrostatics, Journal bearings, Lasers, Nitrogen, Stress, Testing, Turbomachinery, Water, Bearings
Journal Articles

Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid–Structure Interactions

Patrick K. Tran, Jared F. Congiardo, Craig R. Fortier, Erik Fernandez, Jayanta S. Kapat
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021001.
Paper No: GTP-23-1556
https://doi.org/10.1115/1.4066345
Published Online: September 26, 2024
View Article titled, Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid–Structure Interactions
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Topics: Flow (Dynamics), Hydrogen, Metals, Fluids, Fluid structure interaction, Flow-induced vibrations
Journal Articles

Development of A Method for Shape Optimization for A Gas Turbine Fuel Injector Design Using Metal-AM

Accepted Manuscript
Sagar Jalui, Yuan Xuan, Guha Manogharan, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1167
https://doi.org/10.1115/1.4066509
Published Online: September 12, 2024
View Article titled, Development of A Method for Shape Optimization for A Gas Turbine Fuel Injector Design Using Metal-AM
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Topics: Design, Fuel injectors, Gas turbines, Metals, Shape optimization, Computational fluid dynamics, Computer-aided design, Shapes, Parametrization, Computer software
Journal Articles

Numerical Investigations of Flows and Heat Transfer in Turbine Disk Cavities

Jean-Hugues Beaux, Julian Girardeau, Sofiane Khelladi, Michael Deligant, Christelle Perilhon
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101016.
Paper No: GTP-24-1184
https://doi.org/10.1115/1.4065632
Published Online: June 18, 2024
View Article titled, Numerical Investigations of Flows and Heat Transfer in Turbine Disk Cavities
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Topics: Cavities, Cooling, Disks, Flow (Dynamics), Metals, Rotors, Stators, Temperature, Turbines, Heat transfer
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 Article titled, 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

Numerical Modeling and Analysis of Energy-Assisted Compression Ignition of Varying Cetane Number Jet Fuels for High-Altitude Operation

Harsh Darshan Sapra, Randy Hessel, Eri Amezcua, Jacob Stafford, Niranjan Miganakallu, David Rothamer, Kenneth Kim, Chol-Bum M. Kweon, Sage Kokjohn
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2023, 145(9): 091004.
Paper No: GTP-23-1104
https://doi.org/10.1115/1.4062415
Published Online: July 19, 2023
View Article titled, Numerical Modeling and Analysis of Energy-Assisted Compression Ignition of Varying Cetane Number Jet Fuels for High-Altitude Operation
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Topics: Computer simulation, Engines, Fuels, Ignition, Temperature, Jet fuels, Compression, Metals, Combustion, Computational fluid dynamics
Journal Articles

Fused Deposition Modeling Fabrication Evaluation of a Ti-6Al-4V Centrifugal Compressor

Justin Warner, Dino Celli, Onome Scott-Emuakpor, Tommy George, Trevor Tomlin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031008.
Paper No: GTP-22-1456
https://doi.org/10.1115/1.4055582
Published Online: December 5, 2022
View Article titled, Fused Deposition Modeling Fabrication Evaluation of a Ti-6Al-4V Centrifugal Compressor
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Topics: Compressors, Manufacturing, Modeling, Titanium alloys, Printing, Metals, Computerized tomography, Microscopes, Temperature, Particulate matter
Journal Articles

Method for Determining the Change in Gas Turbine Firing Temperature

Bo Wang, Fabian Rosner, Ashok Rao, Lifeng Zhao, Scott Samuelsen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. September 2021, 143(9): 094501.
Paper No: GTP-20-1745
https://doi.org/10.1115/1.4050859
Published Online: May 4, 2021
View Article titled, Method for Determining the Change in Gas Turbine Firing Temperature
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Topics: Combustion chambers, Cooling, Design, Firing, Flow (Dynamics), Gas turbines, Pressure, Temperature, Modeling, Metals
Journal Articles

Evaluation of the Creep Strength of 9Cr-1Mo-V and 1Cr-1Mo-1/4V Castings and Weldments Using Accelerated Creep Testing

Scot J. Laney
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061028.
Paper No: GTP-20-1412
https://doi.org/10.1115/1.4048976
Published Online: March 31, 2021
View Article titled, Evaluation of the Creep Strength of 9Cr-1Mo-V and 1Cr-1Mo-1/4V Castings and Weldments Using Accelerated Creep Testing
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Topics: Creep, Metals, Relaxation (Physics), Stress, Temperature, Testing, Fracture (Process), Rupture, Welding, Heat
Journal Articles

A Multifidelity Aero-Thermal Design Approach for Secondary Air Systems

Dario Amirante, Paolo Adami, Nicholas J. Hills
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031012.
Paper No: GTP-20-1650
https://doi.org/10.1115/1.4049406
Published Online: February 9, 2021
View Article titled, A Multifidelity Aero-Thermal Design Approach for Secondary Air Systems
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Topics: Cavities, Design, Disks, Flow (Dynamics), Fluids, Metals, Pressure, Simulation, Temperature, Turbines
Journal Articles

Process Optimization of Wire-Based Laser Metal Deposition of Titanium

Martin Schulz, Fritz Klocke, Jan Riepe, Nils Klingbeil, Kristian Arntz
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 052102.
Paper No: GTP-18-1394
https://doi.org/10.1115/1.4041167
Published Online: February 25, 2019
View Article titled, Process Optimization of Wire-Based Laser Metal Deposition of Titanium
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Topics: Lasers, Optimization, Titanium, Wire, Metals, Additive manufacturing, Heat
Journal Articles

Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247–Amdry DF3 Powders

Alexandre Gontcharov, Yuan Tian, Paul Lowden, Mathieu Brochu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 041031.
Paper No: GTP-18-1367
https://doi.org/10.1115/1.4041009
Published Online: December 7, 2018
View Article titled, Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247–Amdry DF3 Powders
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Topics: Brazing, Cladding systems (Building), Fillers (Materials), Laser beams, Maintenance, Mechanical properties, Precipitation, Superalloys, Temperature, Welded joints
Journal Articles

On the Design, Manufacture, and Premature Failure of a Metal Mesh Foil Thrust Bearing—How Concepts That Work on Paper, Actually Do Not

Travis A. Cable, Luis San Andrés
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121007.
Paper No: GTP-18-1437
https://doi.org/10.1115/1.4041137
Published Online: October 22, 2018
View Article titled, On the Design, Manufacture, and Premature Failure of a Metal Mesh Foil Thrust Bearing—How Concepts That Work on Paper, Actually Do Not
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Topics: Bearings, Foil bearings, Metals, Rotors, Stiffness, Stress, Thrust, Thrust bearings, Design, Manufacturing
Journal Articles

Characterization of Laser Additive Manufacturing-Fabricated Porous Superalloys for Turbine Components

Brandon Ealy, Luisana Calderon, Wenping Wang, Ranier Valentin, Ilya Mingareev, Martin Richardson, Jay Kapat
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2017, 139(10): 102102.
Paper No: GTP-16-1356
https://doi.org/10.1115/1.4035560
Published Online: May 9, 2017
View Article titled, Characterization of Laser Additive Manufacturing-Fabricated Porous Superalloys for Turbine Components
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Topics: Computerized tomography, Cooling, Design, Flow (Dynamics), Gas turbines, Lasers, Manufacturing, Superalloys, Turbine blades, Turbine components
Journal Articles

Inverse Analysis of In-Cylinder Gas-Wall Boundary Conditions: Investigation of a Yttria-Stabilized Zirconia Thermal Barrier Coating for Homogeneous Charge Compression Ignition

Ryan O'Donnell, Tommy Powell, Mark Hoffman, Eric Jordan, Zoran Filipi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2017, 139(10): 102808.
Paper No: GTP-17-1075
https://doi.org/10.1115/1.4036387
Published Online: May 9, 2017
View Article titled, Inverse Analysis of In-Cylinder Gas-Wall Boundary Conditions: Investigation of a Yttria-Stabilized Zirconia Thermal Barrier Coating for Homogeneous Charge Compression Ignition
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Topics: Cylinders, Engines, Heat flux, Heat transfer, Temperature, Temperature measurement, Combustion, Cycles, Metals, Fuels
Journal Articles

Experimental and Numerical Investigation of Annular Casing Impingement Arrays for Faster Casing Response

Andrew Dann, Priyanka Dhopade, Marko Bacic, Peter Ireland, Leo Lewis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2017, 139(9): 092603.
Paper No: GTP-17-1005
https://doi.org/10.1115/1.4036061
Published Online: April 11, 2017
View Article titled, Experimental and Numerical Investigation of Annular Casing Impingement Arrays for Faster Casing Response
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Topics: Engines, Flow (Dynamics), Heat transfer, Plates (structures), Temperature, Thermocouples, Uncertainty, Turbines, Transients (Dynamics), Metals
Journal Articles

Analytical Modeling and Experimental Validation of Heating at the Leaf Seal/Rotor Interface

Michael J. Pekris, Gervas Franceschini, Andrew K. Owen, Terry V. Jones, David R. H. Gillespie
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2017, 139(4): 042504.
Paper No: GTP-16-1367
https://doi.org/10.1115/1.4034702
Published Online: November 2, 2016
View Article titled, Analytical Modeling and Experimental Validation of Heating at the Leaf Seal/Rotor Interface
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Topics: Flow (Dynamics), Heat transfer, Metals, Rotors, Temperature, Heat, Heat transfer coefficients, Modeling, Dimensional analysis, Test facilities
Journal Articles

Structural Deflection's Impact in Turbine Stator Well Heat Transfer

Julien Pohl, Harvey M. Thompson, Antonio Guijarro Valencia, Gregorio López Juste, Vincenzo Fico, Gary A. Clayton
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2017, 139(4): 041901.
Paper No: GTP-16-1290
https://doi.org/10.1115/1.4034636
Published Online: October 18, 2016
View Article titled, Structural Deflection's Impact in Turbine Stator Well Heat Transfer
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Topics: Cavities, Computational fluid dynamics, Finite element analysis, Heat transfer, Stators, Temperature, Turbines, Geometry, Flow (Dynamics), Cooling
Journal Articles

Metal Temperature Prediction of a Dry Low NO x Class Flame Tube by Computational Fluid Dynamics Conjugate Heat Transfer Approach

Riccardo Da Soghe, Cosimo Bianchini, Antonio Andreini, Lorenzo Mazzei, Giovanni Riccio, Alessandro Marini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2016, 138(3): 031501.
Paper No: GTP-15-1219
https://doi.org/10.1115/1.4031384
Published Online: September 22, 2015
View Article titled, Metal Temperature Prediction of a Dry Low NO x Class Flame Tube by Computational Fluid Dynamics Conjugate Heat Transfer Approach
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Topics: Combustion, Combustion chambers, Computational fluid dynamics, Flames, Heat transfer, Metals, Modeling, Temperature, Nitrogen oxides, Stress