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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
Journal Articles

Numerical Study of Low Engine Order Excitations Due to Manufacturing Variability Part 2: An Efficient Approach for Stochastic Studies

Accepted Manuscript
Juan Manuel Gallardo, Óscar Pérez Escobar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1508
https://doi.org/10.1115/1.4066538
Published Online: September 13, 2024
View Article titled, Numerical Study of Low Engine Order Excitations Due to Manufacturing Variability Part 2: An Efficient Approach for Stochastic Studies
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Topics: Engines, Excitation, Manufacturing, Electromagnetic scattering, Flow (Dynamics), Engineering simulation, Geometry, Simulation, Airfoils, Blades
Journal Articles

A Low Mach Preconditioned Harmonic Balance Solver for Cavity Flutter Computations

Accepted Manuscript
Pierre Sivel, Christian Frey, Hans-Peter Kersken, Edmund Kuegeler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1511
https://doi.org/10.1115/1.4066537
Published Online: September 13, 2024
View Article titled, A Low Mach Preconditioned Harmonic Balance Solver for Cavity Flutter Computations
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Topics: Cavities, Computation, Flutter (Aerodynamics), Turbomachinery, Critical phenomena (Physics), Density, Flow (Dynamics), Mach number, Reliability, Stiffness
Journal Articles

Aeroelastic Influence of Blade-Shaft Coupling in a 1 1/2-Stage Axial Compressor

Accepted Manuscript
Niklas Maroldt, Joerg R. Seume
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1513
https://doi.org/10.1115/1.4066372
Published Online: August 27, 2024
View Article titled, Aeroelastic Influence of Blade-Shaft Coupling in a 1 1/2-Stage Axial Compressor
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Topics: Blades, Compressors, Damping, Design, Vibration, Acoustics, Aerodynamics, Bladed disks, Computational fluid dynamics, Excitation systems
Journal Articles

A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems

Accepted Manuscript
Gianfranco Maffulli, Angelo Grimaldi, Andrew Mc Gillis, Lorenzo Succi, Przemyslaw Przybytko, Nicola Maceli, David Brown, Graham Brook, Scott Earle
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1403
https://doi.org/10.1115/1.4066250
Published Online: August 19, 2024
View Article titled, A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems
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Topics: Compressed air, Design, Energy storage, Turbomachinery, Exhaust systems, Optimization, Compressors, Steam turbines, Transients (Dynamics), Accounting
Journal Articles

Updating Turbomachinery Aerodynamics Teaching on an Undergraduate Course Using Three-Dimensional Design Tools

Grant Ingram
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081009.
Paper No: GTP-23-1497
https://doi.org/10.1115/1.4064150
Published Online: February 8, 2024
View Article titled, Updating Turbomachinery Aerodynamics Teaching on an Undergraduate Course Using Three-Dimensional Design Tools
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Topics: Design, Students, Turbomachinery
Journal Articles

A Study on Quantities Driving Maintenance, Repair, and Overhaul for Hybrid-Electric Aeroengines

Lukas Schuchard, Maximilian Bień, Karl Ziaja, Norman Blanken, Jan Göing, Jens Friedrichs, Francesca di Mare, Bernd Ponick, Ronald Mailach
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021013.
Paper No: GTP-23-1340
https://doi.org/10.1115/1.4063580
Published Online: November 2, 2023
View Article titled, A Study on Quantities Driving Maintenance, Repair, and Overhaul for Hybrid-Electric Aeroengines
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Topics: Aircraft, Engines, Flight, Gas turbines, Maintenance, Temperature, Thrust, Machinery, Aircraft propulsion, Turbines
Journal Articles

Windage Loss Models for Enclosed Cylindrical Flows Under S-CO 2 Condition

Dokyu Kim, Yongju Jeong, In Woo Son, Jeong Ik Lee
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121013.
Paper No: GTP-23-1004
https://doi.org/10.1115/1.4063522
Published Online: October 26, 2023
View Article titled, Windage Loss Models for Enclosed Cylindrical Flows Under S-CO 2 Condition
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Topics: Supercritical carbon dioxide, Turbomachinery, Flow (Dynamics), Density, Design
Journal Articles

Model Predictive Control Strategies for Turbine Electrified Energy Management

Accepted Manuscript
Elyse Hill, Aria E. Amthor, Donald I. Soloway, Donald L Simon, Joseph W. Connolly
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1515
https://doi.org/10.1115/1.4063783
Published Online: October 17, 2023
View Article titled, Model Predictive Control Strategies for Turbine Electrified Energy Management
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Topics: Energy management, Predictive control, Turbines, Transients (Dynamics), Architecture, Engines, Control equipment, Gas turbines, Machinery, Aircraft propulsion
Journal Articles

Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications

Hannah G. Lea, Rochelle S. Wooding, Sam Kuhr, John Rotella, José Luis Córdova
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061017.
Paper No: GTP-22-1362
https://doi.org/10.1115/1.4056794
Published Online: February 15, 2023
View Article titled, Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications
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Topics: Additive manufacturing, Creep, High cycle fatigue, Lasers, Mechanical properties, Rupture, Temperature, Testing, Stress, Blanks
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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031025.
Paper No: GTP-22-1247
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
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Topics: Damping, Impellers, Leakage, Oxygen, Rotors, Sealing (Process), Stators, Stiffness, Stress, Whirls
Journal Articles

Real Time Micro Gas Turbines Performance Assessment Tool: Comprehensive Transient Behavior Prediction With Computationally Effective Techniques

Aggelos Gaitanis, Francesco Contino, Ward De Paepe
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031006.
Paper No: GTP-22-1437
https://doi.org/10.1115/1.4055785
Published Online: December 5, 2022
View Article titled, Real Time Micro Gas Turbines Performance Assessment Tool: Comprehensive Transient Behavior Prediction With Computationally Effective Techniques
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Topics: Combustion chambers, Compressors, Control systems, Engines, Errors, Flow (Dynamics), Fuels, Micro gas turbines, Modeling, Pressure
Journal Articles

Numerical Investigation of Bladeless Compressor on Different Disk Spaces and Diffuser Configurations

Ravi Nath Tiwari, Konstantinos Eleftheriou, Mario Luigi Ferrari, Theofilos Efstathiadis, Alberto Traverso, Anestis Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011017.
Paper No: GTP-22-1339
https://doi.org/10.1115/1.4055705
Published Online: October 21, 2022
View Article titled, Numerical Investigation of Bladeless Compressor on Different Disk Spaces and Diffuser Configurations
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Topics: Compressors, Diffusers, Disks, Flow (Dynamics), Pressure, Rotors, Design, Turbomachinery
Journal Articles

Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators

Acar Çelik, David Linsky, Ron Miezner, Alex Kleiman, Boris Leizeronok, Michael Palman, Sercan Acarer, Beni Cukurel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121010.
Paper No: GTP-22-1353
https://doi.org/10.1115/1.4055461
Published Online: October 7, 2022
View Article titled, Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators
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Topics: Additive manufacturing, Bearings, Biomedicine, Design, Flow (Dynamics), Hydrostatics, Pressure, Turbines, Turbomachinery, Manufacturing
Journal Articles

Experimentally Validated Design of an Anode Recirculation Blower for Polymer-Electrolyte-Membrane Fuel Cells Under Variable Fluid Composition

Philipp Nachtigal, Thorge Kentschke, Joerg R. Seume
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121014.
Paper No: GTP-22-1480
https://doi.org/10.1115/1.4055667
Published Online: October 7, 2022
View Article titled, Experimentally Validated Design of an Anode Recirculation Blower for Polymer-Electrolyte-Membrane Fuel Cells Under Variable Fluid Composition
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Topics: Anodes, Compressors, Design, Drops, Flow (Dynamics), Fuel cells, Hydrogen, Pressure, Turbomachinery, Enthalpy
Journal Articles

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Niklas Maroldt, Lukas Schwerdt, Ricarda Berger, Lars Panning-von Scheidt, Raimund Rolfes, Jörg Wallaschek, Joerg R. Seume
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111017.
Paper No: GTP-22-1317
https://doi.org/10.1115/1.4055368
Published Online: September 22, 2022
View Article titled, Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling
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Topics: Acoustics, Blades, Compressors, Damping, Excitation, Fatigue, Rotors, Stiffness, Vibration, Modeling
Journal Articles

Knowledge-Based Process Design Optimization in Blisk Manufacturing

Markus Landwehr, Philipp Ganser, Georg Vinogradov, Thomas Bergs
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111011.
Paper No: GTP-22-1309
https://doi.org/10.1115/1.4055496
Published Online: September 21, 2022
View Article titled, Knowledge-Based Process Design Optimization in Blisk Manufacturing
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Topics: Blades, Manufacturing, Optimization, Process design, Finishing, Machining, Turbomachinery, Deflection
Journal Articles

Off-Design Modeling and Operational Optimization of Trans-Critical Carbon Dioxide Heat Pumps

Paolo Gabrielli, Giovanni Sansavini, Siddhant Singh, Luis Sanz Garcia, Emmanuel Jacquemoud, Philipp Jenny
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2022, 144(10): 101004.
Paper No: GTP-22-1394
https://doi.org/10.1115/1.4055233
Published Online: August 25, 2022
View Article titled, Off-Design Modeling and Operational Optimization of Trans-Critical Carbon Dioxide Heat Pumps
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Topics: Carbon dioxide, Compressors, Design, Heat, Heat pumps, Optimization, Stress, Temperature, Turbomachinery, Modeling
Journal Articles

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Bijie Yang, Mengying Shu, Ricardo Martinez-Botas, Mingyang Yang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091002.
Paper No: GTP-22-1069
https://doi.org/10.1115/1.4055018
Published Online: July 28, 2022
View Article titled, TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery
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Topics: Compressors, Flow (Dynamics), Modeling, Pressure, Rotors, Surges, Turbines, Turbomachinery, Turbochargers, Geometry
Journal Articles

Multirow Adjoint-Based Optimization of NICFD Turbomachinery Using a Computer-Aided Design-Based Parametrization

Roberto Agromayor, Nitish Anand, Matteo Pini, Lars O. Nord
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041008.
Paper No: GTP-21-1257
https://doi.org/10.1115/1.4052881
Published Online: January 21, 2022
View Article titled, Multirow Adjoint-Based Optimization of NICFD Turbomachinery Using a Computer-Aided Design-Based Parametrization
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Topics: Blades, Design, Flow (Dynamics), Optimization, Parametrization, Turbines, Turbomachinery, Rotors, Computer-aided design, Reynolds-averaged Navier–Stokes equations