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Journal Articles

Wave Reformer Channel Shape Design for Enhanced Hydrogen Pyrolysis

G. Madiot, S. Tüchler, P. Akbari, C. D. Copeland
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2025, 147(7): 071010.
Paper No: GTP-24-1696
https://doi.org/10.1115/1.4066887
Published Online: December 23, 2024
View Article titled, Wave Reformer Channel Shape Design for Enhanced Hydrogen Pyrolysis
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Topics: Design, Hydrogen, Pressure, Pyrolysis, Rotors, Shock (Mechanics), Shock waves, Temperature, Waves, Flow (Dynamics)
Journal Articles

Design, Analysis, and Testing of an Additively Manufactured Catalytic Combustor for a Micro-Wave Rotor Turbine

S. Tüchler, Adamos Adamou, P. Akbari, C. D. Copeland
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2025, 147(7): 071009.
Paper No: GTP-24-1695
https://doi.org/10.1115/1.4066889
Published Online: December 23, 2024
View Article titled, Design, Analysis, and Testing of an Additively Manufactured Catalytic Combustor for a Micro-Wave Rotor Turbine
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Topics: Combustion chambers, Design, Rotors, Temperature, Waves, Fuels, Pressure, Additive manufacturing, Turbines, Fuel injectors
Journal Articles

Transient Analysis of Flow Unsteadiness and Machine Instabilities in a Centrifugal Compressor at Surge and Second Quadrant Operation

Alberto Serena, Lars E. Bakken
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2025, 147(7): 071003.
Paper No: GTP-24-1645
https://doi.org/10.1115/1.4066988
Published Online: December 23, 2024
View Article titled, Transient Analysis of Flow Unsteadiness and Machine Instabilities in a Centrifugal Compressor at Surge and Second Quadrant Operation
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Topics: Compressors, Flow (Dynamics), Instrumentation, Machinery, Pressure, Surges, Transients (Dynamics), Oscillations, Time-frequency analysis, Signals
Journal Articles

Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right?

Alberto Baroni, Luca Romani, Francesco Balduzzi, Lorenzo Toni, Angelo Grimaldi, Elisabetta Belardini, Davide Biliotti, Alessandro Bianchini, Giovanni Ferrara
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081008.
Paper No: GTP-24-1711
https://doi.org/10.1115/1.4066991
Published Online: December 23, 2024
View Article titled, Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right?
Open the PDF for Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right? in another window
Topics: Diffusers, Flow (Dynamics), Pressure, Probes, Compressors
Journal Articles

Hybrid Surrogate Modeling Approach for Data Reduction and Design Space Exploration of Turbine Blades

Sazeed S. Ali, Vikas S. Yadav, Behnam Nouri, Abdulla Ghani
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2025, 147(7): 071004.
Paper No: GTP-24-1661
https://doi.org/10.1115/1.4066998
Published Online: December 23, 2024
View Article titled, Hybrid Surrogate Modeling Approach for Data Reduction and Design Space Exploration of Turbine Blades
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Topics: Design, Pressure, Turbine blades, Simulation, Shapes, Temperature, Finite element analysis, Blades, Artificial neural networks, Geometry
Journal Articles

Comprehensive Experimental Assessment of Unsteady Pressure and Heat Flux in a Small-Core Turbine Over-Tip Shroud

Antonio Castillo Sauca, Lakshya Bhatnagar, Lukas Benjamin Inhestern, Guillermo Paniagua Perez
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2025, 147(7): 071001.
Paper No: GTP-24-1567
https://doi.org/10.1115/1.4067019
Published Online: December 23, 2024
View Article titled, Comprehensive Experimental Assessment of Unsteady Pressure and Heat Flux in a Small-Core Turbine Over-Tip Shroud
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Topics: Blades, Clearances (Engineering), Flow (Dynamics), Heat flux, Pressure, Signals, Turbines
Journal Articles

Blade Excitation Alleviation of a Nozzleless Radial Turbine by Casing Treatment Based on Reduced-Order Model

Mingyang Yang, Zhaokai Lu, Wataru Sato, Teppei Kuwata
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081004.
Paper No: GTP-24-1559
https://doi.org/10.1115/1.4067064
Published Online: December 23, 2024
View Article titled, Blade Excitation Alleviation of a Nozzleless Radial Turbine by Casing Treatment Based on Reduced-Order Model
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Topics: Blades, Excitation, Pressure, Turbines, Vibration, Rotors, Numerical analysis
Journal Articles

Design and Testing of a Compact, Reverse Brayton Cycle, Air (R729) Cooling Machine

Sönke Teichel, Renan Emre Karaefe, Ahmet Çokşen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081006.
Paper No: GTP-24-1697
https://doi.org/10.1115/1.4067063
Published Online: December 23, 2024
View Article titled, Design and Testing of a Compact, Reverse Brayton Cycle, Air (R729) Cooling Machine
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Topics: Compressors, Cooling, Design, Machinery, Temperature, Turbines, Pressure, Brayton cycle, Testing
Journal Articles

Study of Tandem Rotor Dual Wake Interaction With Downstream Stator Under Unsteady Numerical Approach

Ajey Singh, Chetan Mistry
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081007.
Paper No: GTP-24-1698
https://doi.org/10.1115/1.4067094
Published Online: December 23, 2024
View Article titled, Study of Tandem Rotor Dual Wake Interaction With Downstream Stator Under Unsteady Numerical Approach
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Topics: Blades, Flow (Dynamics), Pressure, Rotors, Stators, Wakes, Design
Journal Articles

Effect of Piston Ring Grooves on the Radial and Tangential Forces of a Squeeze Film Damper

Emanuele Giampaolo, Mihai Arghir, Hugo Festjens
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081005.
Paper No: GTP-24-1623
https://doi.org/10.1115/1.4067162
Published Online: December 23, 2024
View Article titled, Effect of Piston Ring Grooves on the Radial and Tangential Forces of a Squeeze Film Damper
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Topics: Clearances (Engineering), Computational fluid dynamics, Dampers, Flow (Dynamics), Piston rings, Pressure, Damping, Cavitation, Thin films, Rotors
Journal Articles

Characterization of Knocking Pressure Data from Two Closely Spaced Transducers: Effect of Transducer Mounting

Accepted Manuscript
Andrea Caselli, Stefano Frigo, Jaal Ghandhi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1820
https://doi.org/10.1115/1.4067473
Published Online: December 21, 2024
View Article titled, Characterization of Knocking Pressure Data from Two Closely Spaced Transducers: Effect of Transducer Mounting
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Topics: Pressure, Transducers, Signals, Spectral energy distribution, Cycles, Heat, Oscillations, Pressure transducers
Journal Articles

Dynamic Performance and Control Analysis of a Supercritical CO 2 Recuperated Cycle

Swatara Tucker, Simone Maccarini, Luca Mantelli, Alberto Traverso
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051027.
Paper No: GTP-24-1624
https://doi.org/10.1115/1.4066785
Published Online: December 20, 2024
View Article titled, Dynamic Performance and Control Analysis of a Supercritical CO 2 Recuperated Cycle
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Topics: Carbon dioxide, Compressors, Control equipment, Cycles, Design, Flow (Dynamics), Pressure, Steady state, Stress, Supercritical carbon dioxide
Journal Articles

Numerical Modeling of a Primary Heat Exchanger in sCO 2 Power Cycles for Thermal Energy Storage Systems

Alexandre Guille, Malini Bangalore Mohankumar, Sebastian Unger, Uwe Hampel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061025.
Paper No: GTP-24-1677
https://doi.org/10.1115/1.4066892
Published Online: December 20, 2024
View Article titled, Numerical Modeling of a Primary Heat Exchanger in sCO 2 Power Cycles for Thermal Energy Storage Systems
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Heat exchangers, Heat transfer, Optimization, Pressure, Pressure drop, Printed circuit heat exchangers, Pumps
Journal Articles

Flashback Prevention in a Hydrogen-Fueled Reheat Combustor by Water Injection Optimized With Global Sensitivity Analysis

Pablo Rouco Pousada, Nguyen Anh Khoa Doan, Konduri Aditya, Michael Düsing, Andrea Ciani, Ivan Langella
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061021.
Paper No: GTP-24-1668
https://doi.org/10.1115/1.4066895
Published Online: December 20, 2024
View Article titled, Flashback Prevention in a Hydrogen-Fueled Reheat Combustor by Water Injection Optimized With Global Sensitivity Analysis
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Topics: Combustion, Combustion chambers, Design, Flames, Ignition, Nitrogen oxides, Pressure, Sensitivity analysis, Sprays, Temperature
Journal Articles

Experimental Study on Liquid Jet Trajectory in Cross Flow of Swirling Air at Elevated Pressure Condition

Deepak Kumar, Tushar Sikroria, Abhijit Kushari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061018.
Paper No: GTP-24-1202
https://doi.org/10.1115/1.4067017
Published Online: December 20, 2024
View Article titled, Experimental Study on Liquid Jet Trajectory in Cross Flow of Swirling Air at Elevated Pressure Condition
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Topics: Flow (Dynamics), Momentum, Pressure, Sprays, Swirling flow, Trajectories (Physics), Gas turbines
Journal Articles

Non-Synchronous Vibration: Characterization of the Aerodynamic Disturbance and Its Dependency on Local Tip Clearance

Pierre Tharreau, Magnus Hardy-Falch, Sina Stapelfeldt, Christoph Brandstetter
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051029.
Paper No: GTP-24-1662
https://doi.org/10.1115/1.4067215
Published Online: December 20, 2024
View Article titled, Non-Synchronous Vibration: Characterization of the Aerodynamic Disturbance and Its Dependency on Local Tip Clearance
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Topics: Blades, Clearances (Engineering), Pressure, Simulation, Vibration, Flow (Dynamics), Rotors
Journal Articles

Heat Release Characteristics of a Volatile, Oxygenated, and Reactive Fuel in a Direct Injection Engine

Accepted Manuscript
Simon LeBlanc, Binghao Cong, Navjot Sandhu, Xiao Yu, Graham T Reader, Ming Zheng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1798
https://doi.org/10.1115/1.4067418
Published Online: December 13, 2024
View Article titled, Heat Release Characteristics of a Volatile, Oxygenated, and Reactive Fuel in a Direct Injection Engine
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Topics: Engines, Fuels, Heat, Combustion, Diesel, Diesel engines, Emissions, Nitrogen oxides, Oxygen, Diffusion (Physics)
Journal Articles

Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions

Accepted Manuscript
Paolo Silvestri, Silvia Marelli, Vittorio Usai
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1790
https://doi.org/10.1115/1.4067402
Published Online: December 12, 2024
View Article titled, Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions
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Topics: Compressors, Dynamic response, Surges, Turbochargers, Signals, Circuits, Experimental analysis, Flow (Dynamics), Inflow, Maintenance
Journal Articles

Effect of Blending Ammonia With Natural Gas Hydrocarbons on the Performance of a Heavy-Duty Spark Ignition Engine

Accepted Manuscript
Luis F. Alvarez, Omid Askari, Cosmin E. Dumitrescu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1797
https://doi.org/10.1115/1.4067405
Published Online: December 12, 2024
View Article titled, Effect of Blending Ammonia With Natural Gas Hydrocarbons on the Performance of a Heavy-Duty Spark Ignition Engine
Open the PDF for Effect of Blending Ammonia With Natural Gas Hydrocarbons on the Performance of a Heavy-Duty Spark Ignition Engine in another window
Topics: Hydrocarbons, Natural gas, Spark-ignition engine, Fuels, Cycles, Engines, Cylinders, Flames, Ignition, Carbon
Journal Articles

Optimal Part-Load Performance of Supercritical Carbon Dioxide Brayton Cycles During Inventory Control

Shrey Sahai Gupta, Pramod Kumar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051023.
Paper No: GTP-24-1610
https://doi.org/10.1115/1.4066782
Published Online: December 11, 2024
View Article titled, Optimal Part-Load Performance of Supercritical Carbon Dioxide Brayton Cycles During Inventory Control
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Topics: Compressors, Cycles, Design, Stress, Turbines, Turbomachinery, Supercritical carbon dioxide, Pressure