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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
Journal Articles

Numerical Analysis and Design of New Exhaust Section Downstream of Constant Volume Combustor

Panagiotis Gallis, Daniela Anna Misul, Bastien Boust, Marc Bellenoue, Simone Salvadori
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021010.
Paper No: GTP-24-1417
https://doi.org/10.1115/1.4066253
Published Online: September 26, 2024
View Article titled, Numerical Analysis and Design of New Exhaust Section Downstream of Constant Volume Combustor
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Topics: Cycles, Design, Ducts, Exhaust systems, Flow (Dynamics), Pressure, Combustion chambers, Numerical analysis, Oscillations, Boundary-value problems
Journal Articles

Inferring Flame Transfer Functions of Turbulent Conical Flames From Pressure Measurements

Accepted Manuscript
Matthew Yoko, Matthew Juniper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1574
https://doi.org/10.1115/1.4066616
Published Online: September 26, 2024
View Article titled, Inferring Flame Transfer Functions of Turbulent Conical Flames From Pressure Measurements
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Topics: Flames, Pressure measurement, Transfer functions, Turbulence, Eigenvalues, Uncertainty, Acoustics, Combustion chambers, Ducts, Errors
Journal Articles

Supercritical Carbon Dioxide Mixing Loss Characteristics Near the Critical Point

Accepted Manuscript
Jinhong Wang, Teng Cao, Ricardo F. Martinez-Botas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1609
https://doi.org/10.1115/1.4066603
Published Online: September 23, 2024
View Article titled, Supercritical Carbon Dioxide Mixing Loss Characteristics Near the Critical Point
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Topics: Ducts, Entropy, Flow (Dynamics), Fluids, Leakage flows, Nuclides, Pressure, Supercritical carbon dioxide, Temperature, Temperature gradient
Journal Articles

Numerical Prediction of Inlet Geometry Influence On the In-Duct Acoustics of Small Centrifugal Compressors

Accepted Manuscript
Alberto Broatch, Roberto Navarro, Jorge García-Tíscar, Ferran Roig
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1506
https://doi.org/10.1115/1.4066529
Published Online: September 13, 2024
View Article titled, Numerical Prediction of Inlet Geometry Influence On the In-Duct Acoustics of Small Centrifugal Compressors
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Topics: Acoustics, Compressors, Ducts, Geometry, Noise (Sound), Computer simulation, Detached eddy simulation, Emissions, Flow (Dynamics), Fuel cells
Journal Articles

On the Challenges of Integrating a Rotating Detonation Combustor With an Industrial Gas Turbine and Important Design Considerations for Row-1 Blades

Dharmik S Rathod, Joseph Meadows
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2024, 146(12): 121009.
Paper No: GTP-24-1340
https://doi.org/10.1115/1.4066158
Published Online: August 23, 2024
View Article titled, On the Challenges of Integrating a Rotating Detonation Combustor With an Industrial Gas Turbine and Important Design Considerations for Row-1 Blades
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Topics: Combustion chambers, Design, Ducts, Explosions, Flow (Dynamics), Nozzle guide vanes, Pressure, Turbines, Waves, Gas turbines
Journal Articles

On the Performance of Variable-Geometry Ducted E-Fans

Mavroudis D. Kavvalos, Rainer Schnell, Maximilian Mennicken, Marco Trost, Konstantinos G. Kyprianidis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101024.
Paper No: GTP-24-1239
https://doi.org/10.1115/1.4066074
Published Online: August 21, 2024
View Article titled, On the Performance of Variable-Geometry Ducted E-Fans
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Topics: Design, Fans, Geometry, Nozzles, Pressure, Surges, Weight (Mass), Flow (Dynamics), Ducts, Thrust
Journal Articles

Compact Heat Exchangers With Curved Fins for Hydrogen Turbofan Intercooling

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 Article titled, 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

Evaluation of Extreme Value Predictions for Unsteady Flow Distortion of Aero-Engine Intakes

Matteo Migliorini, Pavlos K. Zachos, David G. MacManus
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. September 2024, 146(9): 094501.
Paper No: GTP-23-1520
https://doi.org/10.1115/1.4064728
Published Online: March 11, 2024
View Article titled, Evaluation of Extreme Value Predictions for Unsteady Flow Distortion of Aero-Engine Intakes
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Topics: Aircraft engines, Ducts, Flow (Dynamics), Fluctuations (Physics), Unsteady flow, Engineering standards, Testing, Propulsion systems, Gas turbines, Engineers
Journal Articles

A Surge/Stall-Capable Dynamic Performance Simulation Methodology for a Turbojet Engine

Emrah Güllü, Gökhan Aran
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021002.
Paper No: GTP-23-1358
https://doi.org/10.1115/1.4063422
Published Online: October 25, 2023
View Article titled, A Surge/Stall-Capable Dynamic Performance Simulation Methodology for a Turbojet Engine
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Topics: Compressors, Engines, Flow (Dynamics), Simulation, Surges, Turbines, Ducts, Dynamics (Mechanics), Turbojets, Fuels
Journal Articles

Physical Insight Into Whoosh Noise in Turbocharger Compressors Using Computational Fluid Dynamics

Rick Dehner, Ahmet Selamet, Pranav Sriganesh, Deb Banerjee, Emel Selamet, Ahsanul Karim, Todd Brewer, Anthony Morelli
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111003.
Paper No: GTP-22-1475
https://doi.org/10.1115/1.4063277
Published Online: September 29, 2023
View Article titled, Physical Insight Into Whoosh Noise in Turbocharger Compressors Using Computational Fluid Dynamics
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Topics: Acoustics, Blades, Compressors, Computational fluid dynamics, Flow (Dynamics), Impellers, Noise (Sound), Turbochargers, Ducts, Pressure
Journal Articles

Micron-Sized Particle Transport and Deposition in Internal Cooling Duct With Elliptical Pin Fins

Jiawei Liu, Kuahai Yu, Chuqi Peng, Shile Yao, Shihong Xin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2023, 145(8): 081001.
Paper No: GTP-22-1606
https://doi.org/10.1115/1.4062691
Published Online: July 11, 2023
View Article titled, Micron-Sized Particle Transport and Deposition in Internal Cooling Duct With Elliptical Pin Fins
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Topics: Collisions (Physics), Cooling, Ducts, Fins, Particulate matter, Reynolds number, Energy dissipation, Adhesion
Journal Articles

Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan

Xuanyang Hu, Yuping Qian, Bijie Yang, Chaofan Dong, Yangjun Zhang, Weilin Zhuge
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051009.
Paper No: GTP-22-1505
https://doi.org/10.1115/1.4056016
Published Online: December 22, 2022
View Article titled, Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan
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Topics: Cooling, Design, Ducts, Guide vanes, Machinery, Winding (process), Stators
Journal Articles

Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers

Fabíola Paula Costa, Jesuíno Takachi Tomita, Vinicius Tavares Silva, Niklas Andersson, Tomas Grönstedt, Cleverson Bringhenti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011024.
Paper No: GTP-22-1042
https://doi.org/10.1115/1.4055014
Published Online: December 8, 2022
View Article titled, Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers
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Topics: Ducts, Propellers, Design, Blades, Optimization
Journal Articles

The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames

Filippo Merli, Asim Hafizovic, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021027.
Paper No: GTP-22-1393
https://doi.org/10.1115/1.4055870
Published Online: December 5, 2022
View Article titled, The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames
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Topics: Ducts, Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Rotors, Vorticity, Cavities, Computational fluid dynamics
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

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 Article titled, 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

Modeling and Optimization of a Hospital Gas Turbine-Based Cogeneration System

Marco Zini, Roberto Sodini, Carlo Carcasci
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111009.
Paper No: GTP-22-1288
https://doi.org/10.1115/1.4055418
Published Online: September 21, 2022
View Article titled, Modeling and Optimization of a Hospital Gas Turbine-Based Cogeneration System
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Topics: Boilers, Combined heat and power, Emissions, Nitrogen oxides, Stress, Thermal energy, Turbines, Ducts, Transients (Dynamics)
Journal Articles

Design of Curved Annular Diffusers II: Using Splitter Blades

Vinayender Kuchana, N. Balakrishnan, Balamurugan Srinivasan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Design Innovation Paper
J. Eng. Gas Turbines Power. August 2022, 144(8): 085001.
Paper No: GTP-22-1007
https://doi.org/10.1115/1.4054580
Published Online: June 2, 2022
View Article titled, Design of Curved Annular Diffusers II: Using Splitter Blades
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Topics: Blades, Diffusers, Ducts, Design
Journal Articles

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

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 Article titled, 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
Journal Articles

A Hybrid Adjoint Network Model for Thermoacoustic Optimization

Felicitas Schäfer, Luca Magri, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031017.
Paper No: GTP-21-1302
https://doi.org/10.1115/1.4051959
Published Online: January 3, 2022
View Article titled, A Hybrid Adjoint Network Model for Thermoacoustic Optimization
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Topics: Combustion chambers, Ducts, Eigenvalues, Feedback, Flames, Network models, Optimization, S-matrix theory