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Journal Articles

An Experimental And Numerical Investigation To Improve The Efficiency Of Combustion Systems For Heavy-Duty Applications

Accepted Manuscript
Jaykumar Yadav, Stefan Pischinger, Sascha Schönfeld, Kai Deppenkemper
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1086
DOI: https://doi.org/10.1115/1.4062559
Published Online: May 18, 2023
View Article titled, An Experimental And Numerical Investigation To Improve The Efficiency Of Combustion Systems For Heavy-Duty Applications
Click here to open pdf in another window PDF for An Experimental And Numerical Investigation To Improve The Efficiency Of Combustion Systems For Heavy-Duty Applications
Topics: Carbon dioxide, Combustion, Combustion systems, Compression, Computational fluid dynamics, Construction equipment, Cylinders, Design, Diesel engines, Emissions
Journal Articles

A Design Approach of A Dedicated EGR-System For A Naturally Aspirated Gas Engine - From 1D Engine Process Simulation and Design of Experiments Up To The Experimental Validation

Accepted Manuscript
Youssef Beltaifa, Maurice Kettner, Peter Eilts, Bosse Ruchel
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1092
DOI: https://doi.org/10.1115/1.4062508
Published Online: May 10, 2023
View Article titled, A Design Approach of A Dedicated EGR-System For A Naturally Aspirated Gas Engine - From 1D Engine Process Simulation and Design of Experiments Up To The Experimental Validation
Click here to open pdf in another window PDF for A Design Approach of A Dedicated EGR-System For A Naturally Aspirated Gas Engine - From 1D Engine Process Simulation and Design of Experiments Up To The Experimental Validation
Topics: Design, Engines, Exhaust gas recirculation, Experimental design, Process simulation, Cylinders, Exhaust systems, Combustion, Computational fluid dynamics, Dimensions
Journal Articles

Effects of High Rotational Speed On Leakage and Windage Heating of Staggered Labyrinth Seals with Smooth and Honeycomb Lands

Accepted Manuscript
Hao Liu, Guoqing Li, Li Ang, Zhang Shen, Hui Li, Xingen Lu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-22-1676
DOI: https://doi.org/10.1115/1.4062480
Published Online: May 5, 2023
View Article titled, Effects of High Rotational Speed On Leakage and Windage Heating of Staggered Labyrinth Seals with Smooth and Honeycomb Lands
Click here to open pdf in another window PDF for Effects of High Rotational Speed On Leakage and Windage Heating of Staggered Labyrinth Seals with Smooth and Honeycomb Lands
Topics: Heating, Honeycomb structures, Leakage, Clearances (Engineering), Simulation, Aircraft engines, Computational fluid dynamics, Design, Heat, Kinetic energy
Journal Articles

Numerical Modeling and Analysis of Energy-Assisted Compression Ignition of Varying Cetane Number Jet Fuels for High-Altitude Operation

Accepted Manuscript
Harsh Darshan Sapra, Randy Hessel, Eri Amezcua, Jacob Stafford, Niranjan Miganakallu, David Rothamer, Kenneth Kim, Chol-Bum M. Kweon, Sage Kokjohn
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1104
DOI: https://doi.org/10.1115/1.4062415
Published Online: April 26, 2023
View Article titled, Numerical Modeling and Analysis of Energy-Assisted Compression Ignition of Varying Cetane Number Jet Fuels for High-Altitude Operation
Click here to open pdf in another window PDF for Numerical Modeling and Analysis of Energy-Assisted Compression Ignition of Varying Cetane Number Jet Fuels for High-Altitude Operation
Topics: Compression, Computer simulation, Ignition, Jet fuels, Combustion, Fuels, Engines, Temperature, Chemistry, Computational fluid dynamics
Journal Articles

On the Effects of Optimal Implementation of Variable Rotor Speed and Power Management on Hybrid-Electric Rotorcraft

Chana Anna Saias, Ioannis Goulos, Vassilios Pachidis, Marko Bacic
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031028.
Paper No: GTP-22-1245
DOI: https://doi.org/10.1115/1.4056855
Published Online: February 23, 2023
View Article titled, On the Effects of Optimal Implementation of Variable Rotor Speed and Power Management on Hybrid-Electric Rotorcraft
Click here to open pdf in another window PDF for On the Effects of Optimal Implementation of Variable Rotor Speed and Power Management on Hybrid-Electric Rotorcraft
Topics: Fuels, Rotors, Engines, Design, Batteries, Weight (Mass), Flight, Optimization
Journal Articles

Power and Hydrogen Co-Production in Flexible “Powdrogen” Plants

Alessandro de Cataldo, Marco Astolfi, Paolo Chiesa, Stefano Campanari, Emanuele Martelli, Paolo Silva, Stefano Bedogni, Luca Ottolina, Marco Tappani, Matteo C. Romano
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061007.
Paper No: GTP-22-1518
DOI: https://doi.org/10.1115/1.4056045
Published Online: January 13, 2023
View Article titled, Power and Hydrogen Co-Production in Flexible “Powdrogen” Plants
Click here to open pdf in another window PDF for Power and Hydrogen Co-Production in Flexible “Powdrogen” Plants
Topics: Hydrogen, Natural gas, Steam, Carbon dioxide, Combined cycles, Pressure, Syngas, Carbon capture and storage, Cycles, Stress
Journal Articles

Performance Prediction Method for Forward Variable Area Bypass Injector of Variable Cycle Engine Based on Numerical Simulation

Man Zhen, Xue-zhi Dong, Jun-chao Zheng, Xi-yang Liu, Chun-qing Tan
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061002.
Paper No: GTP-22-1202
DOI: https://doi.org/10.1115/1.4056307
Published Online: January 13, 2023
View Article titled, Performance Prediction Method for Forward Variable Area Bypass Injector of Variable Cycle Engine Based on Numerical Simulation
Click here to open pdf in another window PDF for Performance Prediction Method for Forward Variable Area Bypass Injector of Variable Cycle Engine Based on Numerical Simulation
Topics: Computer simulation, Cycles, Ejectors, Engines, Flow (Dynamics), Pressure, Valves, Design
Journal Articles

System-Level Assessment of a Partially Distributed Hybrid Electric Propulsion System

Smruti Sahoo, Mavroudis D. Kavvalos, Dimitra Eirini Diamantidou, Konstantinos G. Kyprianidis
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021030.
Paper No: GTP-22-1384
DOI: https://doi.org/10.1115/1.4055827
Published Online: January 11, 2023
View Article titled, System-Level Assessment of a Partially Distributed Hybrid Electric Propulsion System
Click here to open pdf in another window PDF for System-Level Assessment of a Partially Distributed Hybrid Electric Propulsion System
Topics: Aircraft, Batteries, Design, Fuels, Weight (Mass), Wings, Electric propulsion, Fans, Thrust
Journal Articles

Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor

Jason Wilkes, Natalie Smith, Balaji Venkataraman, Marco Vagani, Sara Goucher
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051012.
Paper No: GTP-21-1576
DOI: https://doi.org/10.1115/1.4056109
Published Online: January 10, 2023
View Article titled, Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor
Click here to open pdf in another window PDF for Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor
Topics: Brakes, Cavities, Compressors, Design, Flow (Dynamics), Impellers, Pressure, Probes, Rotors
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
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051009.
Paper No: GTP-22-1505
DOI: 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
Click here to open pdf in another window PDF for Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan
Topics: Cooling, Design, Ducts, Guide vanes, Machinery, Winding (process), Stators
Journal Articles

Machine Learning-Enabled Prediction of Transient Injection Map in Automotive Injectors With Uncertainty Quantification

Sudeepta Mondal, Gina M. Magnotti, Bethany Lusch, Romit Maulik, Roberto Torelli
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041015.
Paper No: GTP-22-1451
DOI: https://doi.org/10.1115/1.4055777
Published Online: December 13, 2022
View Article titled, Machine Learning-Enabled Prediction of Transient Injection Map in Automotive Injectors With Uncertainty Quantification
Click here to open pdf in another window PDF for Machine Learning-Enabled Prediction of Transient Injection Map in Automotive Injectors With Uncertainty Quantification
Topics: Design, Ejectors, Needles, Porosity, Simulation, Transients (Dynamics), Uncertainty, Uncertainty quantification, Spatiotemporal phenomena, Internal flow
Journal Articles

On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps

Renan Emre Karaefe, Pascal Post, Valerius Venzik, Paul Wotzka, Riley B. Barta, Dirk Müller, Francesca di Mare
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041013.
Paper No: GTP-22-1422
DOI: https://doi.org/10.1115/1.4055795
Published Online: December 13, 2022
View Article titled, On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps
Click here to open pdf in another window PDF for On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps
Topics: Compressors, Cycles, Design, Fluids, Heat pumps, Carbon dioxide, Flow (Dynamics), Impellers, Refrigerants, Optimization
Journal Articles

Deformation and Damage Behavior of a 1Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures

Christian Kontermann, Alexander Erbe, Fabian Conrad, Karl Michael Kraemer, Dirk Kulawinski, Massimiliano Bianchini, Matthias Oechsner
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041017.
Paper No: GTP-22-1458
DOI: https://doi.org/10.1115/1.4055829
Published Online: December 13, 2022
View Article titled, Deformation and Damage Behavior of a 1Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures
Click here to open pdf in another window PDF for Deformation and Damage Behavior of a 1Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures
Topics: Cycles, Damage, Deformation, Design, Fracture (Materials), Steel, Stress, Temperature
Journal Articles

Design and Operability Challenges for Supercritical CO 2 Plants: The sCO 2 -Flex Centrifugal Compressor Test Experience

Bigi Manuele, Bisio Valentina, Evangelisti Silvia, Giancotti Marco, Milani Alberto, Pellegrini Tiziano
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031024.
Paper No: GTP-22-1345
DOI: https://doi.org/10.1115/1.4055707
Published Online: December 13, 2022
View Article titled, Design and Operability Challenges for Supercritical CO 2 Plants: The sCO 2 -Flex Centrifugal Compressor Test Experience
Click here to open pdf in another window PDF for Design and Operability Challenges for Supercritical CO 2 Plants: The sCO 2 -Flex Centrifugal Compressor Test Experience
Topics: Carbon dioxide, Compressors, Design, Engineering prototypes, Pressure, Safety, Suction, Vibration, Transients (Dynamics), Supercritical carbon dioxide
Journal Articles

Carbon Capture Performance Assessment Applied to Combined Cycle Gas Turbine Under Part-Load Operation

Antoine Verhaeghe, Lionel Dubois, Laurent Bricteux, Diane Thomas, Julien Blondeau, Ward De Paepe
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041009.
Paper No: GTP-22-1369
DOI: https://doi.org/10.1115/1.4055664
Published Online: December 13, 2022
View Article titled, Carbon Capture Performance Assessment Applied to Combined Cycle Gas Turbine Under Part-Load Operation
Click here to open pdf in another window PDF for Carbon Capture Performance Assessment Applied to Combined Cycle Gas Turbine Under Part-Load Operation
Topics: Carbon capture and storage, Carbon dioxide, Combined cycle gas turbines, Stress, Modeling, Flue gases, Design
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
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011024.
Paper No: GTP-22-1042
DOI: https://doi.org/10.1115/1.4055014
Published Online: December 8, 2022
View Article titled, Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers
Click here to open pdf in another window PDF for Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers
Topics: Ducts, Propellers, Design, Blades, Optimization
Journal Articles

A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump

Zhihong Jin, Kai Mao, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031025.
Paper No: GTP-22-1247
DOI: https://doi.org/10.1115/1.4055351
Published Online: December 8, 2022
View Article titled, A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump
Click here to open pdf in another window PDF for A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump
Topics: Damping, Impellers, Leakage, Oxygen, Rotors, Sealing (Process), Stators, Stiffness, Stress, Whirls
Journal Articles

Design Optimization of a High-Speed Twin-Stage Compressor for Next-Gen Aircraft Environmental Control System

Andrea Giuffre', Piero Colonna, Matteo Pini
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031017.
Paper No: GTP-22-1261
DOI: https://doi.org/10.1115/1.4056022
Published Online: December 8, 2022
View Article titled, Design Optimization of a High-Speed Twin-Stage Compressor for Next-Gen Aircraft Environmental Control System
Click here to open pdf in another window PDF for Design Optimization of a High-Speed Twin-Stage Compressor for Next-Gen Aircraft Environmental Control System
Topics: Compressors, Design, Flow (Dynamics), Impellers, Compression, Optimization, Conceptual design, Computational fluid dynamics
Journal Articles

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Lorenzo Tieghi, Stefan Becker, Alessandro Corsini, Giovanni Delibra, Stefan Schoder, Felix Czwielong
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031020.
Paper No: GTP-22-1291
DOI: https://doi.org/10.1115/1.4055417
Published Online: December 8, 2022
View Article titled, Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
Click here to open pdf in another window PDF for Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
Topics: Algorithms, Blades, Flow (Dynamics), Machine learning, Noise (Sound), Simulation, Optimization, Pressure, Turbulence, Computation
Journal Articles

Transient Thermo-mechanical Stress Analysis of Hot Surface Probe Using Sequentially Coupled Cfd-fea Approach

Accepted Manuscript
Sang-Guk Kang, Je Ir Ryu, Austen Motily, Prapassorn Numkiatsakul, Tonghun Lee, Waltraud Kriven, Kenneth Kim, Chol-Bum M. Kweon
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-22-1559
DOI: https://doi.org/10.1115/1.4056426
Published Online: December 7, 2022
View Article titled, Transient Thermo-mechanical Stress Analysis of Hot Surface Probe Using Sequentially Coupled Cfd-fea Approach
Click here to open pdf in another window PDF for Transient Thermo-mechanical Stress Analysis of Hot Surface Probe Using Sequentially Coupled Cfd-fea Approach
Topics: Finite element analysis, Probes, Stress analysis (Engineering), Thermomechanics, Transients (Dynamics), Boundary-value problems, Computer software, Durability, Engines, Stress