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Journal Articles

High-Temperature Industrial-Scale CO 2 Heat Pumps: Thermodynamic Analysis and Pilot-Scale Testing

Open Access
Timothy J. Held, Jason Miller, Jason Mallinak, Luke Magyar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2025, 147(10): 101010.
Paper No: GTP-24-1703
https://doi.org/10.1115/1.4068029
Published Online: March 21, 2025
View Articletitled, High-Temperature Industrial-Scale CO 2 Heat Pumps: Thermodynamic Analysis and Pilot-Scale Testing
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Topics: Carbon dioxide, Compressors, Cycles, Fluids, Heat, Heat pumps, High temperature, Pressure, Temperature, Steam
Journal Articles

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

Available to Purchase
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 Articletitled, 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

Thermal Load Control in High-Temperature Heat Pumps: A Comparative Study

Available to Purchase
Matteo Pettinari, Guido Francesco Frate, Lorenzo Ferrari, Fatma Cansu Yücel, A. Phong Tran, Panagiotis Stathopoulos, Konstantinos Kyprianidis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051006.
Paper No: GTP-24-1571
https://doi.org/10.1115/1.4066706
Published Online: November 14, 2024
View Articletitled, Thermal Load Control in High-Temperature Heat Pumps: A Comparative Study
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Topics: Compressors, Fluids, Heat pumps, High temperature, Temperature, Thermal loads, Turbomachinery, Heat exchangers, Heat, Transients (Dynamics)
Journal Articles

Multidisciplinary Optimization of Gyroid Topologies for a Cold Plate Heat Exchanger Design

Available to Purchase
Elhusseiny Daifalla, Shahrokh Shahpar, Indi Tristanto, Mario Carta
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2024, 146(12): 121028.
Paper No: GTP-24-1402
https://doi.org/10.1115/1.4066532
Published Online: October 25, 2024
View Articletitled, Multidisciplinary Optimization of Gyroid Topologies for a Cold Plate Heat Exchanger Design
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Topics: Design, Flow (Dynamics), Fluids, Geometry, Heat exchangers, Optimization, Pressure, Temperature, Topology, Computational fluid dynamics
Journal Articles

Computational Fluid Dynamics Modeling of Additively Manufactured Extreme Environment Heat Exchangers for Waste Heat Recuperation

Available to Purchase
Vyas Duggirala, Venkateswara Reddy, Arun Muley, Micheal Stoia, Doug Vanaffelen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2025, 147(4): 041006.
Paper No: GTP-24-1437
https://doi.org/10.1115/1.4066512
Published Online: October 15, 2024
View Articletitled, Computational Fluid Dynamics Modeling of Additively Manufactured Extreme Environment Heat Exchangers for Waste Heat Recuperation
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Topics: Computational fluid dynamics, Flow (Dynamics), Heat exchangers, Heat transfer, Manifolds, Modeling, Additive manufacturing, Design
Journal Articles

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

Available to Purchase
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 Articletitled, 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

Available to Purchase
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 Articletitled, 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

Synergetic and Performance Characteristics of a High-Speed Precooled Propulsion Concept

Available to Purchase
Athanasios Chatzistefanou, Spyros Tsentis, Anestis Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021016.
Paper No: GTP-24-1420
https://doi.org/10.1115/1.4066352
Published Online: September 27, 2024
View Articletitled, Synergetic and Performance Characteristics of a High-Speed Precooled Propulsion Concept
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Topics: Cycles, Design, Ducts, Engines, Flow (Dynamics), Helium, Impulse (Physics), Temperature, Thrust, Fuels
Journal Articles

Design-Point Techno-Economics of Brayton Cycle PTES for Combined Heat and Power

Available to Purchase
Ty Neises, Joshua McTigue
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021008.
Paper No: GTP-24-1410
https://doi.org/10.1115/1.4066256
Published Online: September 26, 2024
View Articletitled, Design-Point Techno-Economics of Brayton Cycle PTES for Combined Heat and Power
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Topics: Combined heat and power, Design, Heat, Temperature, Turbines, Cycles, Thermal energy storage, Heat exchangers
Journal Articles

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

Available to Purchase
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 Articletitled, 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

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

Available to Purchase
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

Generalized Method for the Conceptual Design of Compact Heat Exchangers

Available to Purchase
Petter Miltén, Isak Johnsson, Anders Lundbladh, Carlos Xisto
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111018.
Paper No: GTP-24-1247
https://doi.org/10.1115/1.4065922
Published Online: August 16, 2024
View Articletitled, Generalized Method for the Conceptual Design of Compact Heat Exchangers
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Topics: Design, Flow (Dynamics), Heat exchangers, Pressure, Fluids, Heat transfer
Journal Articles

Compact Heat Exchangers With Curved Fins for Hydrogen Turbofan Intercooling

Available to Purchase
Alexandre Capitao Patrao, Isak Jonsson, Carlos Xisto
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111007.
Paper No: GTP-24-1230
https://doi.org/10.1115/1.4065887
Published Online: July 16, 2024
View Articletitled, Compact Heat Exchangers With Curved Fins for Hydrogen Turbofan Intercooling
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Topics: Design, Ducts, Fins, Heat exchangers, Hydrogen, Pressure, Flow (Dynamics), Optimization, Conceptual design
Journal Articles

Working Fluid Selection and Thermodynamic Optimization of the Novel Renewable Energy-Based RESTORE Seasonal Storage Technology

Open Access
Dario Alfani, Andrea Giostri, Marco Astolfi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101013.
Paper No: GTP-24-1066
https://doi.org/10.1115/1.4065407
Published Online: May 21, 2024
View Articletitled, Working Fluid Selection and Thermodynamic Optimization of the Novel Renewable Energy-Based RESTORE Seasonal Storage Technology
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Topics: Compressors, Cycles, Fluids, Heat exchangers, Temperature, Storage, Flow (Dynamics), Pressure
Journal Articles

Configuration of Organic Rankine Cycles for Geothermal Applications: An Industrial Perspective

Available to Purchase
Matteo Pettinari, Gnandjuet Gaston Brice Dago, Guido Francesco Frate, Andrea Baccioli, Lorenzo Ferrari, Umberto Desideri, Simone Amidei, Lorenzo Cosi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2024, 146(7): 071006.
Paper No: GTP-23-1498
https://doi.org/10.1115/1.4064217
Published Online: February 8, 2024
View Articletitled, Configuration of Organic Rankine Cycles for Geothermal Applications: An Industrial Perspective
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Topics: Cycles, Fluids, Geothermal engineering, Organic Rankine cycle, Pressure, Temperature, Heat, Flow (Dynamics), Heat exchangers, Economics
Journal Articles

Multidisciplinary Optimization of Thermodynamic Cycles for Large-Scale Heat Pumps With Simultaneous Component Design

Available to Purchase
Jens Gollasch, Michael Lockan, Panagiotis Stathopoulos, Eberhard Nicke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021015.
Paper No: GTP-23-1354
https://doi.org/10.1115/1.4063637
Published Online: November 21, 2023
View Articletitled, Multidisciplinary Optimization of Thermodynamic Cycles for Large-Scale Heat Pumps With Simultaneous Component Design
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Topics: Design, Heat exchangers, Heat pumps, Optimization, Compressors, Cycles
Journal Articles

Effect of Channel Size on Air-Cooling Performance in Interior Permanent Magnet Motor Driving Aviation Fans at High Altitude

Open Access
Yu Ito, Toshinori Watanabe, Naoki Seki, Karin Hirakawa, Tomoya Inoue, Takehiro Himeno
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041016.
Paper No: GTP-22-1453
https://doi.org/10.1115/1.4055980
Published Online: December 13, 2022
View Articletitled, Effect of Channel Size on Air-Cooling Performance in Interior Permanent Magnet Motor Driving Aviation Fans at High Altitude
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Topics: Cooling, Engines, Heat exchangers, Heat transfer, Motors, Permanent magnets, Pressure, Rotors, Stators, Temperature
Journal Articles

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

Free
Michael Marshall, Meysam Akbari, Ji-Cheng Zhao, Kevin Hoopes
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
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 Articletitled, 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

Design of a Compact Dry Cooler With an Aluminum Heat Exchanger Core for a Supercritical CO 2 Power Cycle Is Evaluated for a Concentrating Solar Power Application

Free
Kelsi M. Katcher, Dereje Amogne, Abhay Patil
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011023.
Paper No: GTP-22-1417
https://doi.org/10.1115/1.4055581
Published Online: October 21, 2022
View Articletitled, Design of a Compact Dry Cooler With an Aluminum Heat Exchanger Core for a Supercritical CO 2 Power Cycle Is Evaluated for a Concentrating Solar Power Application
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Topics: Design, Heat exchangers, Temperature, Cycles, Thermodynamic power cycles, Flow (Dynamics), Aluminum, Ducts
Journal Articles

Prediction of Pressure Rise in a Gas Turbine Exhaust Duct Under Flameout Scenarios While Operating on Hydrogen and Natural Gas Blends

Available to Purchase
Orlando J. Ugarte, Suresh Menon, Wayne Rattigan, Paul Winstanley, Priyank Saxena, Michel Akiki, Terry Tarver
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041005.
Paper No: GTP-21-1406
https://doi.org/10.1115/1.4052358
Published Online: January 13, 2022
View Articletitled, Prediction of Pressure Rise in a Gas Turbine Exhaust Duct Under Flameout Scenarios While Operating on Hydrogen and Natural Gas Blends
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Topics: Ducts, Exhaust systems, Flames, Fuels, Gas turbines, Heat recovery steam generators, Hydrogen, Methane, Pressure, Simulation