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Anestis I. Kalfas
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Journal Articles

Synergetic and Performance Characteristics of A High-Speed Pre-Cooled Propulsion Concept

Accepted Manuscript
Athanasios Chatzistefanou, Spyros Tsentis, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1420
https://doi.org/10.1115/1.4066352
Published Online: August 26, 2024
View Article titled, Synergetic and Performance Characteristics of A High-Speed Pre-Cooled Propulsion Concept
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Topics: Cycles, Design, Ducts, Engine efficiency, Engines, Flight, Impulse (Physics), Inflow, Modeling, Performance characterization
Journal Articles

Flight-Path Optimization for a Hybrid-Electric Aircraft

Konstantinos I. Papadopoulos, Christos P. Nasoulis, Vasilis G. Gkoutzamanis, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2024, 146(7): 070902.
Paper No: GTP-23-1491
https://doi.org/10.1115/1.4063707
Published Online: February 5, 2024
View Article titled, Flight-Path Optimization for a Hybrid-Electric Aircraft
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Topics: Flight, Optimization, Aircraft, Artificial neural networks
Journal Articles

Oversizing Novel Aircraft Propulsion Systems for Power Redundancy

Konstantinos I. Papadopoulos, Vasilis G. Gkoutzamanis, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2024, 146(7): 070904.
Paper No: GTP-23-1522
https://doi.org/10.1115/1.4064479
Published Online: February 5, 2024
View Article titled, Oversizing Novel Aircraft Propulsion Systems for Power Redundancy
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Topics: Aircraft, Aircraft propulsion, Batteries, Engines, Failure, Propulsion systems, Redundancy (Engineering), Thrust, Weight (Mass), Energy consumption
Journal Articles

Synergies and Trade-Offs in Hybrid Propulsion Systems Through Physics-Based Electrical Component Modeling

Dimitrios Bermperis, Elissaios Ntouvelos, Mavroudis D. Kavvalos, Stavros Vouros, Konstantinos G. Kyprianidis, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2024, 146(1): 011005.
Paper No: GTP-23-1357
https://doi.org/10.1115/1.4063381
Published Online: October 17, 2023
View Article titled, Synergies and Trade-Offs in Hybrid Propulsion Systems Through Physics-Based Electrical Component Modeling
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Topics: Design, Electrical components, Generators, Aircraft, Electricity (Physics), Propulsion systems, Gas turbines, Tradeoffs
Proceedings Papers

Aircraft Engine Performance Augmented by Wet Compression

Vasilis G. Gkoutzamanis, Michalis K. Psaropoulos, Anestis I. Kalfas
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A037, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103947
https://doi.org/10.1115/GT2023-103947
View Paper titled, Aircraft Engine Performance Augmented by Wet Compression
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Topics: Aircraft engines, Compression, Errors, Fluids, Hydrogen
Proceedings Papers

Synergies and Trade-Offs in Hybrid Propulsion Systems Through Physics-Based Electrical Component Modelling

Dimitrios Bermperis, Elissaios Ntouvelos, Mavroudis D. Kavvalos, Stavros Vouros, Konstantinos G. Kyprianidis, Anestis I. Kalfas
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102211
https://doi.org/10.1115/GT2023-102211
View Paper titled, Synergies and Trade-Offs in Hybrid Propulsion Systems Through Physics-Based Electrical Component Modelling
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Topics: Electrical components, Modeling, Physics, Propulsion systems, Tradeoffs, Design, Power systems (Machinery), Batteries, Electricity (Physics), Aircraft
Proceedings Papers

Flight-Path Optimization for a Hybrid-Electric Aircraft

Konstantinos I. Papadopoulos, Christos P. Nasoulis, Vasilis G. Gkoutzamanis, Anestis I. Kalfas
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A030, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103863
https://doi.org/10.1115/GT2023-103863
View Paper titled, Flight-Path Optimization for a Hybrid-Electric Aircraft
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Topics: Aircraft, Artificial neural networks, Flight, Optimization, Propulsion systems
Journal Articles

Deterministic Optimization Approach for High-Performance Externally Fired Biomass-Fueled Micro-Gas Turbines

Konstantinos D. Bollas, Theofilos G. Efstathiadis, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2023, 145(8): 081004.
Paper No: GTP-22-1664
https://doi.org/10.1115/1.4062479
Published Online: July 19, 2023
View Article titled, Deterministic Optimization Approach for High-Performance Externally Fired Biomass-Fueled Micro-Gas Turbines
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Topics: Algorithms, Biomass, Optimization, Turbines, Temperature, Compressors, Pressure, High temperature
Proceedings Papers

Parametric Analysis for On-Board Thermal Regulation in a Hybrid-Electric Aircraft

Orestis S. Valsamis Mylonas, Vasilis G. Gkoutzamanis, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A029, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83409
https://doi.org/10.1115/GT2022-83409
View Paper titled, Parametric Analysis for On-Board Thermal Regulation in a Hybrid-Electric Aircraft
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Topics: Aircraft, Conceptual design, Cooling, Thermal management
Proceedings Papers

Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft

E. Geoffrey Engelbrecht, Vasilis G. Gkoutzamanis, Christos P. Nasoulis, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80894
https://doi.org/10.1115/GT2022-80894
View Paper titled, Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft
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Topics: Aircraft, Ducts, Fans, Flow (Dynamics)
Proceedings Papers

Explainable and Interpretable AI-Assisted Remaining Useful Life Estimation for Aeroengines

Georgios Protopapadakis, Asteris Apostolidis, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80777
https://doi.org/10.1115/GT2022-80777
View Paper titled, Explainable and Interpretable AI-Assisted Remaining Useful Life Estimation for Aeroengines
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Topics: Service life (Equipment), Maintenance, Algorithms, Artificial intelligence, Artificial neural networks, Cycles, Databases, Engines, Feature selection, Flight
Proceedings Papers

Power Flow Optimization for a Hybrid-Electric Propulsion System

Konstantinos I. Papadopoulos, Christos P. Nasoulis, Elissaios G. Ntouvelos, Vasilis G. Gkoutzamanis, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A036, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84037
https://doi.org/10.1115/GT2022-84037
View Paper titled, Power Flow Optimization for a Hybrid-Electric Propulsion System
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Topics: Flow (Dynamics), Modeling, Optimization, Propulsion, Propulsion systems
Proceedings Papers

Micro-Gas Turbine Cycle Configurations for Biomass Combined Heat and Power Plants

Konstantinos D. Bollas, Theofilos G. Efstathiadis, Dimitrios P. Mertzis, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80772
https://doi.org/10.1115/GT2022-80772
View Paper titled, Micro-Gas Turbine Cycle Configurations for Biomass Combined Heat and Power Plants
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Topics: Biomass, Cogeneration plants, Combined heat and power, Cycles, Turbines
Proceedings Papers

Pioneering Turbomachinery Education with Multi-Platform App for Blading Design

Michail D. Tsinoglou, Dionysis S. Chala, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T08A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84535
https://doi.org/10.1115/GT2022-84535
View Paper titled, Pioneering Turbomachinery Education with Multi-Platform App for Blading Design
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Topics: Blades, Design, Education, Students, Turbomachinery
Journal Articles

Power Flow Optimization for a Hybrid-Electric Propulsion System

Konstantinos I. Papadopoulos, Christos P. Nasoulis, Elissaios G. Ntouvelos, Vasilis G. Gkoutzamanis, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111013.
Paper No: GTP-22-1301
https://doi.org/10.1115/1.4055478
Published Online: September 22, 2022
View Article titled, Power Flow Optimization for a Hybrid-Electric Propulsion System
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Topics: Aircraft, Flight, Flow (Dynamics), Modeling, Optimization, Propulsion, Propulsion systems, Energy consumption, Fuels, Engines
Journal Articles

Conceptual Design and Energy Storage Positioning Aspects for a Hybrid-Electric Light Aircraft

Vasilis G. Gkoutzamanis, Mavroudis D. Kavvalos, Arjun Srinivas, Doukaini Mavroudi, George Korbetis, Konstantinos G. Kyprianidis, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091019.
Paper No: GTP-20-1764
https://doi.org/10.1115/1.4050870
Published Online: June 17, 2021
View Article titled, Conceptual Design and Energy Storage Positioning Aspects for a Hybrid-Electric Light Aircraft
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Topics: Aircraft, Design, Weight (Mass), Batteries, Energy storage
Journal Articles

Unsteady Steam Turbine Optimization Using High-Fidelity Computational Fluid Dynamics

Vahid Iranidokht, Ilias Papagiannis, Anestis I. Kalfas, Reza S. Abhari, Shigeki Senoo, Kazuhiro Momma
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091006.
Paper No: TURBO-20-1367
https://doi.org/10.1115/1.4050441
Published Online: May 5, 2021
View Article titled, Unsteady Steam Turbine Optimization Using High-Fidelity Computational Fluid Dynamics
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Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Optimization, Pressure, Rotors, Steam turbines, Blades, Cavities, Turbines
Journal Articles

An Additively Manufactured Four-Sensor Fast Response Aerodynamic Probe

Alexandros C. Chasoglou, Panagiotis Tsirikoglou, Anestis I. Kalfas, Reza S. Abhari
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071004.
Paper No: TURBO-20-1339
https://doi.org/10.1115/1.4050360
Published Online: April 9, 2021
View Article titled, An Additively Manufactured Four-Sensor Fast Response Aerodynamic Probe
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Topics: Additive manufacturing, Flow (Dynamics), Pressure, Probes, Sensors, Turbulence, Design, Turbines
Journal Articles

Turbine Hub Cavity Modes and Their Impact on Efficiency

Vahid Iranidokht, Naman Purwar, Anestis I Kalfas, Reza S Abhari, Shigeki Senoo
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031010.
Paper No: TURBO-19-1174
https://doi.org/10.1115/1.4050110
Published Online: March 2, 2021
View Article titled, Turbine Hub Cavity Modes and Their Impact on Efficiency
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Topics: Cavities, Flow (Dynamics), Rotors, Pressure, Computational fluid dynamics, Turbines
Proceedings Papers

Conceptual Design and Energy Storage Positioning Aspects for a Hybrid-Electric Light Aircraft

Vasilis G. Gkoutzamanis, Arjun Srinivas, Doukaini Mavroudi, Anestis I. Kalfas, Mavroudis D. Kavvalos, Konstantinos G. Kyprianidis, George Korbetis
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T07A004, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15477
https://doi.org/10.1115/GT2020-15477
View Paper titled, Conceptual Design and Energy Storage Positioning Aspects for a Hybrid-Electric Light Aircraft
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Topics: Aircraft, Boundary layers, Conceptual design, Emissions, Energy storage