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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

Centrifugal Compressor Surge in Closed-Loop Systems: Initial Modeling and Comparison With Experiments

Sreenath Purushothaman, Carlo Alberto Niccolini Marmont Du Haut Champ, Federico Reggio, Paolo Silvestri, Alberto Traverso, Chaitanya Halbe
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031012.
Paper No: GTP-24-1466
https://doi.org/10.1115/1.4066376
Published Online: October 4, 2024
View Article titled, Centrifugal Compressor Surge in Closed-Loop Systems: Initial Modeling and Comparison With Experiments
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Topics: Compressors, Heat exchangers, Modeling, Surges, Refrigerants, Cycles, Pressure, Condensers (steam plant), Flow (Dynamics), Fluids
Journal Articles

Optimal Part-Load Control of Supercritical Carbon Dioxide Brayton Cycles

Accepted Manuscript
Shrey Gupta, Pramod Kumar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1610
https://doi.org/10.1115/1.4066782
Published Online: October 4, 2024
View Article titled, Optimal Part-Load Control of Supercritical Carbon Dioxide Brayton Cycles
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Topics: Brayton cycle, Stress, Supercritical carbon dioxide, Cycles, Compressors, Gas compressors, Turbomachinery, Carbon footprint, Design, Modeling
Journal Articles

Methodology for Modeling Non Linear Thermomechanical Response With Wear at High-Speed Interactions: Application To a Pin-Disk Configuration

Accepted Manuscript
Soufiane Pontonnier, Samuel Quaegebeur, Fabrice Thouverez, Patricio Almeida
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1622
https://doi.org/10.1115/1.4066784
Published Online: October 4, 2024
View Article titled, Methodology for Modeling Non Linear Thermomechanical Response With Wear at High-Speed Interactions: Application To a Pin-Disk Configuration
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Topics: Disks, Modeling, Thermomechanics, Wear, Rotors, Heat flux, Transients (Dynamics), Adhesives, Aircraft engines, Algorithms
Journal Articles

In-Situ Species Concentration Measurements In Ammonia-Mix Flames Using Ftir Spectroscopy

Accepted Manuscript
Clinton Bedick, Wesley Boyette, Andrew Tulgestke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1635
https://doi.org/10.1115/1.4066786
Published Online: October 4, 2024
View Article titled, In-Situ Species Concentration Measurements In Ammonia-Mix Flames Using Ftir Spectroscopy
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Topics: Flames, Fourier transform infrared spectroscopy, Fuels, Combustion systems, Hydrogen, Absorption, Absorption spectroscopy, Carbon, Chemical kinetics, Chemistry
Journal Articles

Vaneless Diffuser Modelling for Real Gas Supercritical Carbon Dioxide Flows- Need for a Data Driven Approach

Accepted Manuscript
Lakshminarayanan Seshadri, Pramod Kumar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1602
https://doi.org/10.1115/1.4066709
Published Online: September 28, 2024
View Article titled, Vaneless Diffuser Modelling for Real Gas Supercritical Carbon Dioxide Flows- Need for a Data Driven Approach
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Topics: Flow (Dynamics), Modeling, Supercritical carbon dioxide, Vaneless diffusers, Artificial neural networks, Computational fluid dynamics, Skin friction (Fluid dynamics), Compressors, Differential equations, Friction
Journal Articles

Modelling of Casing Containment In an Overspeeding Turbine Stage

Accepted Manuscript
Ibrahim Eryilmaz
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1606
https://doi.org/10.1115/1.4066710
Published Online: September 28, 2024
View Article titled, Modelling of Casing Containment In an Overspeeding Turbine Stage
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Topics: Containment, Modeling, Turbines, Blades, Stress, Bullets, Disks, Engines, Failure, Fatigue
Journal Articles

Probabilistic Modelling Geometric Tolerance and LCF Life of Gas Turbine Compressor Blade

Accepted Manuscript
Zhiqiang Meng, Richard Bluck, Björn Sjödin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1616
https://doi.org/10.1115/1.4066714
Published Online: September 28, 2024
View Article titled, Probabilistic Modelling Geometric Tolerance and LCF Life of Gas Turbine Compressor Blade
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Topics: Blades, Compressors, Gas turbines, Modeling, Failure, Materials properties, Coordinate measuring machines, Finite element analysis, Finite element model, Probability
Journal Articles

IndRNN-Based Data-Driven Modeling Integrated With Physical Knowledge for Engine Performance Monitoring

Dasheng Xiao, Hong Xiao, Zhanxue Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021012.
Paper No: GTP-24-1444
https://doi.org/10.1115/1.4066292
Published Online: September 26, 2024
View Article titled, IndRNN-Based Data-Driven Modeling Integrated With Physical Knowledge for Engine Performance Monitoring
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Topics: Aircraft engines, Engines, Thrust, Modeling, Temperature, Exhaust systems
Journal Articles

Equivalence Ratio Driven Flame Response of an Industrial Premixed Burner: Experiments and Modeling

Accepted Manuscript
Tony John, Nicholas Magina, Fei Han, Jan Kaufmann, Manuel Vogel, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1553
https://doi.org/10.1115/1.4066612
Published Online: September 26, 2024
View Article titled, Equivalence Ratio Driven Flame Response of an Industrial Premixed Burner: Experiments and Modeling
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Topics: Flames, Modeling, Acoustics, Flow (Dynamics), Fuels, Heat, Absorption, Air flow, Chemiluminescence, Fluctuations (Physics)
Journal Articles

Fatigue Failure Of Steam Turbine Discs - A Centenary Tribute To Wilfred Campbell

Accepted Manuscript
Vamadevan Gowreesan, Kyrylo Grebinnyk, Mahesh Pemmasani Ramamoorthy
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1573
https://doi.org/10.1115/1.4066601
Published Online: September 23, 2024
View Article titled, Fatigue Failure Of Steam Turbine Discs - A Centenary Tribute To Wilfred Campbell
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Topics: Disks, Fatigue failure, Steam turbines, Failure, Turbines, Vibration, Failure analysis, Rotating disks, Fatigue, Finite element analysis
Journal Articles

Improving a Two-Equation Eddy-Viscosity Turbulence Model for High-Rayleigh-Number Natural-Convection Flows Using Machine Learning

Accepted Manuscript
Ali Haghiri, Xiaowei Xu, Richard Sandberg, Koichi Tanimoto, Takuo Oda
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1407
https://doi.org/10.1115/1.4066594
Published Online: September 20, 2024
View Article titled, Improving a Two-Equation Eddy-Viscosity Turbulence Model for High-Rayleigh-Number Natural-Convection Flows Using Machine Learning
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Topics: Eddies (Fluid dynamics), Flow (Dynamics), Machine learning, Natural convection, Turbulence, Viscosity, Reynolds-averaged Navier–Stokes equations, Heat flux, Reynolds stress, Computer programming
Journal Articles

Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a Supercritical Carbon Dioxide Brayton Cycle

Francois D. Boshoff, Sybrand J. van der Spuy, Johannes P. Pretorius
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011019.
Paper No: GTP-24-1397
https://doi.org/10.1115/1.4066248
Published Online: September 19, 2024
View Article titled, Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a Supercritical Carbon Dioxide Brayton Cycle
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Topics: Cooling, Flow (Dynamics), Heat exchangers, Modeling, Pressure, Brayton cycle, Design, Axial flow, Computational fluid dynamics, Rotors
Journal Articles

A Thermal Model for a Hybrid Gas Bearing System in Oil-Free Turbochargers

Accepted Manuscript
Wonbae Jung, Adolfo Delgado, Anthony Dudlo, Sang-Guk Kang, Chol-Bum M. Kweon
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1519
https://doi.org/10.1115/1.4066588
Published Online: September 19, 2024
View Article titled, A Thermal Model for a Hybrid Gas Bearing System in Oil-Free Turbochargers
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Topics: Gas bearings, Turbochargers, Rotors, Temperature, Bearings, Thermal energy transport, Viscosity, Algorithms, Damping, Density
Journal Articles

Development of a Virtual Chemistry Reaction Mechanism for H 2 /CH 4 Turbulent Combustion Modelling

Accepted Manuscript
Simone Castellani, Antonio Andreini, Roberto Meloni
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1283
https://doi.org/10.1115/1.4066541
Published Online: September 13, 2024
View Article titled, Development of a Virtual Chemistry Reaction Mechanism for H 2 /CH 4 Turbulent Combustion Modelling
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Topics: Chemistry, Combustion, Methane, Modeling, Turbulence, Flames, Calibration, Diffusion (Physics), Fossil fuels, Fuels
Journal Articles

CFD Modeling of Additively Manufactured Extreme Environment Heat Exchangers for Waste Heat Recuperation

Accepted Manuscript
Vyas Duggirala, Venkateshwara Reddy, Arun Muley, Michael Stoia, Doug Vanaffelen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1437
https://doi.org/10.1115/1.4066512
Published Online: September 12, 2024
View Article titled, CFD Modeling of Additively Manufactured Extreme Environment Heat Exchangers for Waste Heat Recuperation
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Topics: Additive manufacturing, Computational fluid dynamics, Heat exchangers, Modeling, Waste heat, Design, Heat transfer, Manifolds, Pressure, Temperature
Journal Articles

Dynamical Systems Characterization and Reduced Order Modeling of Thermoacoustics in a Lean Direct Injection Hydrogen Combustor

Ankit D. Kumar, Chinonso Ezenwajiaku, Ramanarayanan Balachandran, Andrea Ducci, Midhat Talibi, James C. Massey, Nedunchezhian Swaminathan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2024, 146(12): 121008.
Paper No: GTP-24-1326
https://doi.org/10.1115/1.4066149
Published Online: August 23, 2024
View Article titled, Dynamical Systems Characterization and Reduced Order Modeling of Thermoacoustics in a Lean Direct Injection Hydrogen Combustor
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Topics: Acoustics, Combustion chambers, Dynamic systems, Flames, Hydrogen, Modeling, Oscillations, Pressure, Time series, Signals
Journal Articles

Integrated Power and Thermal Management System for A Hybrid-Electric Aircraft: Integrated Modeling and Passive Cooling Analysis

Zeyu Ouyang, Theoklis Nikolaidis, Soheil Jafari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111024.
Paper No: GTP-24-1290
https://doi.org/10.1115/1.4066050
Published Online: August 21, 2024
View Article titled, Integrated Power and Thermal Management System for A Hybrid-Electric Aircraft: Integrated Modeling and Passive Cooling Analysis
Open the PDF for Integrated Power and Thermal Management System for A Hybrid-Electric Aircraft: Integrated Modeling and Passive Cooling Analysis in another window
Topics: Aircraft, Batteries, Cooling, Design, Engines, Heat, Modeling, Motors, Thermal management, Temperature
Journal Articles

Numerical Analysis of High Frequency Transverse Instabilities in a Can-Type Combustor

Sandeep Jella, Marc Füri, Vasilis Katsapis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101010.
Paper No: GTP-23-1352
https://doi.org/10.1115/1.4065346
Published Online: May 13, 2024
View Article titled, Numerical Analysis of High Frequency Transverse Instabilities in a Can-Type Combustor
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Topics: Acoustics, Combustion, Combustion chambers, Dynamics (Mechanics), Flames, Large eddy simulation, Pressure, Spectra (Spectroscopy), Spin (Aerodynamics), Spinning (Textile)
Journal Articles

Analysis of In-Cylinder Flow in a Small-Bore Spark-Ignition Engine Using Computational Fluid Dynamics Simulations and Zero-Dimensional-Based Modeling

Chandra Kumar Chandrakar, Kartheeswaran Ayyanar, Varunkumar S, TNC Anand, Mayank Mittal
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101006.
Paper No: GTP-23-1636
https://doi.org/10.1115/1.4065168
Published Online: April 22, 2024
View Article titled, Analysis of In-Cylinder Flow in a Small-Bore Spark-Ignition Engine Using Computational Fluid Dynamics Simulations and Zero-Dimensional-Based Modeling
Open the PDF for Analysis of In-Cylinder Flow in a Small-Bore Spark-Ignition Engine Using Computational Fluid Dynamics Simulations and Zero-Dimensional-Based Modeling in another window
Topics: Computational fluid dynamics, Cylinders, Engines, Flow (Dynamics), Kinetic energy, Modeling, Simulation, Turbulence, Particle image velocimetry, Compression