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Journal Articles

Design and Simulation of eVTOL Aircraft Thermal Management System

Accepted Manuscript
Sangkeun Kang, Chana Anna Saias, Ioannis Roumeliotis, Olivier Broca
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1692
https://doi.org/10.1115/1.4066820
Published Online: October 11, 2024
View Article titled, Design and Simulation of eVTOL Aircraft Thermal Management System
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Topics: Design, Electric vertical take-off and landing aircraft, Simulation, Thermal management, Aircraft, Heat, Emissions, Energy efficiency, Flight, Stress
Journal Articles

V-spline design for enhanced performance in turbine blade internal cooling

Accepted Manuscript
Symus Say, Adamya D. Singh, Wai Tuck Chow
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1191
https://doi.org/10.1115/1.4066828
Published Online: October 11, 2024
View Article titled, V-spline design for enhanced performance in turbine blade internal cooling
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Topics: Cooling, Design, Splines, Turbine blades, Heat transfer, Stress concentration, Temperature, Creep, Engines, Fatigue
Journal Articles

Blade Designs For Improved Multi-Phase Performance In sCO 2 Compressors; Part II - Optical Diagnostics In sCO 2 And Experimental Evaluation With Particle Image Velocimetry

Accepted Manuscript
Erik Fernandez, Emmanuel Gabriel-Ohanu, Ladislav Veselý, Jayanta Kapat, Ashvin Hosangadi, Paul Cooper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1663
https://doi.org/10.1115/1.4066821
Published Online: October 11, 2024
View Article titled, Blade Designs For Improved Multi-Phase Performance In sCO 2 Compressors; Part II - Optical Diagnostics In sCO 2 And Experimental Evaluation With Particle Image Velocimetry
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Topics: Blades, Compressors, Particle image velocimetry, Suction, Flow (Dynamics), Wedges, Delays, Design, Hardware, Lasers
Journal Articles

On Leakage Flows In A Liquid Hydrogen Multi-Stage Pump for Aircraft Engine Applications

Accepted Manuscript
Dimitrios Lamprakis, David John Rajendran, Mani Santhanakrishnan, Seyfettin Coskun, Ioannis Roumeliotis, Vassilios Pachidis, Martin Yates
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1544
https://doi.org/10.1115/1.4066827
Published Online: October 11, 2024
View Article titled, On Leakage Flows In A Liquid Hydrogen Multi-Stage Pump for Aircraft Engine Applications
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Topics: Aircraft engines, Hydrogen, Leakage flows, Pumps, Flow (Dynamics), Design, Aircraft, Impellers, Cavities, Cooling
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

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

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

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

Variable Cycle Engine Concepts and Component Technologies an Overview

Accepted Manuscript
Sebastian Zenkner, Francisco Carvalho, Robin Georg Brakmann, Georgios Goinis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1492
https://doi.org/10.1115/1.4066779
Published Online: October 4, 2024
View Article titled, Variable Cycle Engine Concepts and Component Technologies an Overview
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Topics: Cycles, Engines, Compressors, Degrees of freedom, Design, Military systems, Turbines
Journal Articles

Effects of Recess Depth and Orifice Diameter on Pneumatic Hammer Instability In Hydrostatic Thrust Bearings: Analysis And Experimental Validation

Accepted Manuscript
Homin Lim, 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-24-1601
https://doi.org/10.1115/1.4066780
Published Online: October 4, 2024
View Article titled, Effects of Recess Depth and Orifice Diameter on Pneumatic Hammer Instability In Hydrostatic Thrust Bearings: Analysis And Experimental Validation
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Topics: Hammers, Hydrostatics, Thrust bearings, Bearings, Stress, Design, Stiffness, Damping, Fluids, Friction
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
Open the PDF for Laser Powder Bed Fusion Manufactured Hydrostatic Journal Bearings for Turbomachinery: Design and Measurements of Static Load Testing With Air, Water, and Liquid Nitrogen in another window
Topics: Design, Hydrostatics, Journal bearings, Lasers, Nitrogen, Stress, Testing, Turbomachinery, Water, Bearings
Journal Articles

Multi-Disciplinary Surrogate-Based Optimization of a Compressor Rotor Blade Considering Ice Impact

Accepted Manuscript
Florence Nyssen, Jean de Cazenove, Rémy Nigro, Cedric Cracco, Lieven Baert, Jean-Sébastien Ruess, Vincent Valentin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1615
https://doi.org/10.1115/1.4066783
Published Online: October 4, 2024
View Article titled, Multi-Disciplinary Surrogate-Based Optimization of a Compressor Rotor Blade Considering Ice Impact
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Topics: Blades, Compressors, Ice, Optimization, Rotors, Engineering simulation, Engines, Simulation, Chain, Computation
Journal Articles

Experimental Characterization of A Bladeless Air Compressor

Accepted Manuscript
Ravi Nath Tiwari, Federico Reggio, Mario Luigi Ferrari, Ward De Paepe, 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-24-1518
https://doi.org/10.1115/1.4066732
Published Online: September 30, 2024
View Article titled, Experimental Characterization of A Bladeless Air Compressor
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Topics: Air compressors, Experimental characterization, Leakage, Compressors, Computational fluid dynamics, Design, Flow (Dynamics), Pressure, Clearances (Engineering), Compression
Journal Articles

Cooling System of A High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures (GT2024-121464)

Accepted Manuscript
Stefan Weihard, Tobias Willeke, Lukáš Božek, Vladimír Hort, Stefan Münch, Sebastian Spengler, Thomas Winter
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1577
https://doi.org/10.1115/1.4066733
Published Online: September 30, 2024
View Article titled, Cooling System of A High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures (GT2024-121464)
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Topics: Compressors, Cooling systems, High pressure (Physics), Temperature, Wheels, Design, Temperature measurement, Turbochargers, Fuels, Pressure
Journal Articles

A Review of Numerical Methodologies for Predicting Rotating Stall and Surge in High-Speed Centrifugal Compressors

Accepted Manuscript
Francesco Neri, Stefan Hickel, Matteo Pini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Review Articles
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1617
https://doi.org/10.1115/1.4066715
Published Online: September 28, 2024
View Article titled, A Review of Numerical Methodologies for Predicting Rotating Stall and Surge in High-Speed Centrifugal Compressors
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Topics: Compressors, Surges, Design, Flow (Dynamics), Annulus, Aviation, Computational fluid dynamics, Engineering simulation, Flow instability, Propulsion
Journal Articles

Investigation of An Ammonia-Fuelled SOFC-mGT Hybrid System: Performances Analysis And Comparison With Natural Gas-Based System

Accepted Manuscript
Chiara Anfosso, Silvia Crosa, Federico Iester, Daria Bellotti, Loredana Magistri
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1561
https://doi.org/10.1115/1.4066705
Published Online: September 28, 2024
View Article titled, Investigation of An Ammonia-Fuelled SOFC-mGT Hybrid System: Performances Analysis And Comparison With Natural Gas-Based System
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Topics: Solid oxide fuel cells, Energy generation, Fuels, Biogas, Carbon, Anodes, Combustion, Combustion chambers, Control systems, Design
Journal Articles

Performance Improvement of a Heat Sink for Battery Thermal Management System

Accepted Manuscript
Faezeh Rasimarzabadi, Hassan Azarkish, Alexander Crain, Steven Recoskie, Evgueni Bordatchev, Mahmood Shirazy
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1405
https://doi.org/10.1115/1.4066703
Published Online: September 28, 2024
View Article titled, Performance Improvement of a Heat Sink for Battery Thermal Management System
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Topics: Batteries, Heat sinks, Thermal management, Aircraft, Design, Weight (Mass), Aviation, Computer simulation, Computer software, Dimensions
Journal Articles

Numerical Investigation of CO and NO Production from Premixed Hydrogen/Methane Fuel Blends

Accepted Manuscript
Sanjana Singh, Hari Priya Rajagopalan, Benjamin Emerson, David Noble, Robert Steele, Tim Lieuwen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1206
https://doi.org/10.1115/1.4066701
Published Online: September 28, 2024
View Article titled, Numerical Investigation of CO and NO Production from Premixed Hydrogen/Methane Fuel Blends
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Topics: Fuels, Hydrogen, Methane, Emissions, Nitrogen oxides, Combustion, Tradeoffs, Atoms, Carbon, Carbon dioxide
Journal Articles

A High-Speed, High-Temperature, Micro-Cantilever Steam Turbine for Hot Syngas Compression in Small-Scale Combined Heat and Power

Victoria He, Jan Van Herle, Jürg Schiffmann
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021020.
Paper No: GTP-24-1515
https://doi.org/10.1115/1.4066355
Published Online: September 27, 2024
View Article titled, A High-Speed, High-Temperature, Micro-Cantilever Steam Turbine for Hot Syngas Compression in Small-Scale Combined Heat and Power
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Topics: Computational fluid dynamics, Design, High temperature, Rotors, Steam, Turbines, Steam turbines, Blades, Combined heat and power, Solid oxide fuel cells
Journal Articles

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

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 Article titled, 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