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Journal Articles

Experimental Study of The Real Gas Effects Of CO 2 On The Aerodynamic Performance Characteristics Of A 1.5-Stage Axial Compressor

Accepted Manuscript
Jeongseek Kang, Alexander Vorobiev, Joshua D. Cameron, Scott C. Morris, Mark Turner, Kyle Sedlacko, Jason Miller, Timothy Held
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1719
https://doi.org/10.1115/1.4067267
Published Online: November 28, 2024
View Article titled, Experimental Study of The Real Gas Effects Of CO 2 On The Aerodynamic Performance Characteristics Of A 1.5-Stage Axial Compressor
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Topics: Carbon dioxide, Compressors, Performance characterization, Speed of sound, Design, Pressure, Enthalpy, Flow (Dynamics), Reynolds number, Temperature
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

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. June 2025, 147(6): 061012.
Paper No: GTP-24-1603
https://doi.org/10.1115/1.4066781
Published Online: November 25, 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: Bearings, Journal bearings, Nitrogen, Stress, Water, Hydrostatics, Flow (Dynamics), Manufacturing, Fluids, Design
Journal Articles

V-Spline Design for Enhanced Performance in Turbine Blade Internal Cooling

Symus Say, Adamya Singh Dhaker, Wai Tuck Chow
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061008.
Paper No: GTP-24-1191
https://doi.org/10.1115/1.4066828
Published Online: November 25, 2024
View Article titled, V-Spline Design for Enhanced Performance in Turbine Blade Internal Cooling
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Topics: Cooling, Creep, Design, Fatigue, Flow (Dynamics), Fluids, Heat transfer, Splines, Temperature, Turbine blades
Journal Articles

Evaluation of Subfilter Model Performance for LES of Supercritical Fluids

Accepted Manuscript
Dhruv Purushotham, Joseph C. Oefelein
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1640
https://doi.org/10.1115/1.4067222
Published Online: November 22, 2024
View Article titled, Evaluation of Subfilter Model Performance for LES of Supercritical Fluids
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Topics: Anisotropy, Carbon dioxide, Computer simulation, Engineering simulation, Fluids, Large eddy simulation, Modeling, Momentum, Reynolds stress, Shear (Mechanics)
Journal Articles

Supercritical Carbon Dioxide Mixing Loss Characteristics Near the Critical Point

Jinhong Wang, Teng Cao, Ricardo Martinez-Botas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051020.
Paper No: GTP-24-1609
https://doi.org/10.1115/1.4066603
Published Online: November 22, 2024
View Article titled, Supercritical Carbon Dioxide Mixing Loss Characteristics Near the Critical Point
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Topics: Degrees of freedom, Entropy, Fluids, Pressure, Temperature, Carbon dioxide
Journal Articles

Development of Large-Diameter Hybrid Film-Riding Seals for Supercritical Carbon Dioxide Turbines

Rahul A. Bidkar, Uttara Kumar, Deepak Trivedi, Xiaohua Zhang, Collin Rambacher, Aaron Rimpel, Thomas Kerr, Jeremy Johnson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021031.
Paper No: GTP-24-1409
https://doi.org/10.1115/1.4067180
Published Online: November 20, 2024
View Article titled, Development of Large-Diameter Hybrid Film-Riding Seals for Supercritical Carbon Dioxide Turbines
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Topics: Bearings, Design, Film thickness, Fluids, Leakage, Pressure, Rotors, Supercritical carbon dioxide, Temperature, Turbines
Journal Articles

Centrifugal Compressor Surge in Innovative Heat Pump: Fluid Dynamic and Vibrational Analysis

Marco Ferrando, Tommaso Reboli, Federico Reggio, Carlo Alberto Niccolini, Paolo Silvestri, Alberto Traverso, Vishnu Sishtla
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031029.
Paper No: GTP-23-1366
https://doi.org/10.1115/1.4063547
Published Online: November 15, 2024
View Article titled, Centrifugal Compressor Surge in Innovative Heat Pump: Fluid Dynamic and Vibrational Analysis
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Topics: Compressors, Cycles, Surges, Heat pumps, Water, Fluids, Pressure
Journal Articles

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

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 Article titled, 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

Numerical Analysis of a Two-Phase Turbine: A Comparative Study Between Barotropic and Mixture Models

Amit Kumar, Simone Parisi, Roberto Agromayor, Jens H. Walther, Fredrik Haglind
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051013.
Paper No: GTP-24-1706
https://doi.org/10.1115/1.4066819
Published Online: November 14, 2024
View Article titled, Numerical Analysis of a Two-Phase Turbine: A Comparative Study Between Barotropic and Mixture Models
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Topics: Computational fluid dynamics, Flow (Dynamics), Nozzles, Pressure, Rotors, Simulation, Torque, Turbines, Blades, Fluids
Journal Articles

Dynamic Response of a Rotor Supported on Hybrid Bearings in Air, Water, and Liquid Nitrogen: Measurements and Comparisons to Predictions

Howon Yi, Kyuman Kim, Hyunsung Jung, Keun Ryu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021027.
Paper No: GTP-24-1501
https://doi.org/10.1115/1.4066539
Published Online: October 26, 2024
View Article titled, Dynamic Response of a Rotor Supported on Hybrid Bearings in Air, Water, and Liquid Nitrogen: Measurements and Comparisons to Predictions
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Topics: Bearings, Rotors, Water, Fluids, Nitrogen
Journal Articles

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

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 Article titled, 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

Wave Reformer Channel Shape Design for Enhanced Hydrogen Pyrolysis

Accepted Manuscript
Ghislain Madiot, Stefan Tuchler, Pejman Akbari, Colin Copeland
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1696
https://doi.org/10.1115/1.4066887
Published Online: October 17, 2024
View Article titled, Wave Reformer Channel Shape Design for Enhanced Hydrogen Pyrolysis
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Topics: Hydrogen, Pyrolysis, Shape design, Waves, Design, Flow (Dynamics), Heating, Temperature, Carbon, Fluids
Journal Articles

Numerical Modelling Of A Primary Heat Exchanger in sCO 2 Power Cycles for Thermal Energy Storage Systems

Accepted Manuscript
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.
Paper No: GTP-24-1677
https://doi.org/10.1115/1.4066892
Published Online: October 17, 2024
View Article titled, Numerical Modelling Of A Primary Heat Exchanger in sCO 2 Power Cycles for Thermal Energy Storage Systems
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Topics: Heat exchangers, Modeling, Thermal energy storage, Thermodynamic power cycles, Computational fluid dynamics, Fluids, Pressure, Printed circuit heat exchangers, Engineering simulation, Pumps
Journal Articles

The Role of the Working Fluid and Non-Ideal Thermodynamic Effects on Performance of Gas Lubricated Bearings

Accepted Manuscript
Wessel de Waart, Matteo Pini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1652
https://doi.org/10.1115/1.4066822
Published Online: October 11, 2024
View Article titled, The Role of the Working Fluid and Non-Ideal Thermodynamic Effects on Performance of Gas Lubricated Bearings
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Topics: Bearings, Fluids, Gas bearings, Bulk modulus, Machinery, Rotors, Turbines, Vapors, Contamination, Design
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

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

Accepted Manuscript
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.
Paper No: GTP-24-1624
https://doi.org/10.1115/1.4066785
Published Online: October 4, 2024
View Article titled, Dynamic Performance and Control Analysis Of a Supercritical CO 2 Recuperated Cycle
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Topics: Cycles, Supercritical carbon dioxide, Control equipment, Compressors, Feedforward control, Fluids, Surges, Carbon dioxide, Concentrating solar power, Design
Journal Articles

Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads

Accepted Manuscript
Pascal Jolly, Mihai Arghir, Hidetoshi Kasahara, Wataru Kimura
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1642
https://doi.org/10.1115/1.4066788
Published Online: October 4, 2024
View Article titled, Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads
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Topics: Carbon, Friction, Torque, Rotors, Leakage, Carbon fibers, Flow (Dynamics), Fluids, Leakage flows, Pressure
Journal Articles

Assessment of Rotordynamic Characteristics for Two Types of Damper Seals Operating in a Steam Turbine

Zhigang Li, Zihan Zhang, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021005.
Paper No: GTP-24-1370
https://doi.org/10.1115/1.4066295
Published Online: September 26, 2024
View Article titled, Assessment of Rotordynamic Characteristics for Two Types of Damper Seals Operating in a Steam Turbine
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Topics: Brakes, Dampers, Damping, Fluids, Rotors, Steam turbines, Stiffness, Whirls, Cavities, Pressure
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

Sensitivity Analysis of the Static and Rotordynamic Characteristics on Geometric Parameters for a Supercritical Carbon Dioxide Hole-Pattern Damper Seal

Zhigang Li, Zihan Zhang, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011005.
Paper No: GTP-24-1148
https://doi.org/10.1115/1.4066287
Published Online: September 13, 2024
View Article titled, Sensitivity Analysis of the Static and Rotordynamic Characteristics on Geometric Parameters for a Supercritical Carbon Dioxide Hole-Pattern Damper Seal
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Topics: Cavities, Computer simulation, Dampers, Damping, Design, Fluids, Leakage, Leakage flows, Numerical analysis, Rotors