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Journal Articles

Design Methodology and Mission Assessment of Parallel Hybrid Electric Propulsion Systems

Raj Ghelani, Ioannis Roumeliotis, Chana Anna Saias, Christos Mourouzidis, Vassilios Pachidis, Justin Norman, Marko Bacic
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031002.
Paper No: GTP-22-1416
DOI: https://doi.org/10.1115/1.4055635
Published Online: December 5, 2022
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Topics: Aircraft, Batteries, Cycles, Design, Engines, Retrofitting, Fuels
Proceedings Papers

Update of the sCO 2 -Test Rig at Cranfield University

Eduardo Anselmi, Pierre Belleoud, Ioannis Roumeliotis, Vassilios Pachidis
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A024, June 13–17, 2022
Paper No: GT2022-83273
DOI: https://doi.org/10.1115/GT2022-83273
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Topics: Carbon dioxide, Cycles, Data acquisition systems, Fluids, Heat exchangers, Heat recovery, Supercritical carbon dioxide, Temperature measurement, Thermal management, Thermodynamic power cycles
Proceedings Papers

Design Methodology and Mission Assessment of Parallel Hybrid Electric Propulsion Systems

Raj Ghelani, Ioannis Roumeliotis, Chana Anna Saias, Christos Mourouzidis, Vassilios Pachidis, Justin Norman, Marko Bacic
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A026, June 13–17, 2022
Paper No: GT2022-82478
DOI: https://doi.org/10.1115/GT2022-82478
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Topics: Design methodology, Electric propulsion, Fuels, Engines, Cycles, Aircraft, Gas turbines, Pressure, Algorithms, Architecture
Proceedings Papers

Performance and Economic Assessment of Mechanically Integrated Parallel Hybrid Aircraft

Thibault Carpentier, Jinning Zhang, Albert S. J. van Heerden, Ioannis Roumeliotis
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A018, June 13–17, 2022
Paper No: GT2022-81939
DOI: https://doi.org/10.1115/GT2022-81939
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Topics: Aircraft, Carbon dioxide, Economic analysis, Nitrogen oxides
Journal Articles

Design Optimization and Variable Geometries Implementation of a High Bypass Three-Shaft Turbofan Engine for EIS2050

Da Mo, Ioannis Roumeliotis, Christos Mourouzidis, Sajal Kissoon, Yixiong Liu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. September 2022, 144(9): 094501.
Paper No: GTP-22-1032
DOI: https://doi.org/10.1115/1.4054944
Published Online: July 21, 2022
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Topics: Design, Engines, Fuels, Geometry, Turbofans, Pressure, Flight, Optimization, Weight (Mass), Aircraft
Journal Articles

Assessment of Performance Boundaries and Operability of Low Specific Thrust GUHBPR Engines for EIS2025

Da Mo, Ioannis Roumeliotis, Christos Mourouzidis, Sajal Kissoon, Yixiong Liu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071002.
Paper No: GTP-21-1595
DOI: https://doi.org/10.1115/1.4054405
Published Online: May 20, 2022
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Topics: Design, Engines, Fuels, Thrust, Flight, Turbofans, Aircraft
Journal Articles

Assessment of Engine Operability and Overall Performance for Parallel Hybrid Electric Propulsion Systems for a Single-Aisle Aircraft

Sangkeun Kang, Ioannis Roumeliotis, Jinning Zhang, Olivier Broca, Vassilios Pachidis
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041002.
Paper No: GTP-21-1550
DOI: https://doi.org/10.1115/1.4052880
Published Online: January 4, 2022
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Topics: Aircraft, Electric propulsion, Electricity (Physics), Engines, Gas turbines, Weight (Mass), Trains, Emissions, Transients (Dynamics), Steady state
Journal Articles

Design Exploration and Performance Assessment of Advanced Recuperated Hybrid-Electric Urban Air Mobility Rotorcraft

Chana Anna Saias, Ioannis Roumeliotis, 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 2022, 144(3): 031023.
Paper No: GTP-21-1262
DOI: https://doi.org/10.1115/1.4052955
Published Online: January 4, 2022
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Topics: Cycles, Design, Emissions, Engines, Fuels, Heat exchangers, Power stations, Rotors, Weight (Mass), Cities
Journal Articles

Preliminary Design of Hybrid-Electric Propulsion Systems for Emerging Urban Air Mobility Rotorcraft Architectures

Chana Anna Saias, Ioannis Goulos, Ioannis Roumeliotis, Vassilios Pachidis, Marko Bacic
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111015.
Paper No: GTP-21-1162
DOI: https://doi.org/10.1115/1.4052057
Published Online: October 4, 2021
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Topics: Batteries, Design, Propulsion systems, Rotors, Weight (Mass), Gas turbines, Power stations, Fuels, Flight, Engines
Proceedings Papers

Assessment of Engine Operability and Overall Performance for Parallel Hybrid Electric Propulsion Systems for a Single-Aisle Aircraft

Sangkeun Kang, Ioannis Roumeliotis, Jinning Zhang, Vassilios Pachidis, Olivier Broca
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A001, June 7–11, 2021
Paper No: GT2021-58655
DOI: https://doi.org/10.1115/GT2021-58655
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Topics: Aircraft, Electric propulsion, Engines, Pressure, Compressors, Gas turbines, High pressure (Physics), Weight (Mass), Electricity (Physics), Emissions
Proceedings Papers

Performance and Emission Assessment of Thermo-Electric Power Plant for Rotorcraft Propulsion

Ioannis Roumeliotis, Francesco Arena, Yize Liu, Stavros Vouros, Vassilios Pachidis, Olivier Broca, Djiby Toure, Deniz Unlu
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A031, September 21–25, 2020
Paper No: GT2020-15724
DOI: https://doi.org/10.1115/GT2020-15724
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Topics: Emissions, Power stations, Propulsion, Electricity (Physics), Nitrogen oxides, Trains, Engines, Gas turbines, Propulsion systems, Carbon dioxide
Proceedings Papers

Integrated Systems Simulation for Assessing Fuel Thermal Management Capabilities for Hybrid-Electric Rotorcraft

Ioannis Roumeliotis, Lorenzo Castro, Soheil Jafari, Vassilios Pachidis, Louis De Riberolles, Olivier Broca, Deniz Unlu
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A011, September 21–25, 2020
Paper No: GT2020-15107
DOI: https://doi.org/10.1115/GT2020-15107
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Topics: Fuels, Integrated systems, Simulation, Thermal management, Propulsion systems, Cooling, Stress, Fuel storage, Air travel, Aircraft
Proceedings Papers

A Marine Turbocharger Retrofitting Platform

Konstantinos Ntonas, Nikolaos Aretakis, Ioannis Roumeliotis, Konstantinos Mathioudakis
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A006, September 21–25, 2020
Paper No: GT2020-14643
DOI: https://doi.org/10.1115/GT2020-14643
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Topics: Turbochargers, Compressors, Optimization, Diesel engines, Turbomachinery, Computational fluid dynamics, Design, Engines, Flow (Dynamics), Geometry
Proceedings Papers

Application of Model Based Systems Engineering for the Conceptual Design of a Hybrid-Electric ATR 42-500: From System Architecting to System Simulation

Federico Cappuzzo, Olivier Broca, Stavros Vouros, Ioannis Roumeliotis, Calum Scullion
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A027, September 21–25, 2020
Paper No: GT2020-15329
DOI: https://doi.org/10.1115/GT2020-15329
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Topics: Aircraft, Conceptual design, Simulation, Systems engineering
Journal Articles

A Marine Turbocharger Retrofitting Platform

Konstantinos Ntonas, Nikolaos Aretakis, Ioannis Roumeliotis, Konstantinos Mathioudakis
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2020, 142(11): 111008.
Paper No: GTP-20-1402
DOI: https://doi.org/10.1115/1.4048652
Published Online: October 26, 2020
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Topics: Compressors, Turbochargers, Geometry
Journal Articles

Assessment of Thermo-Electric Power Plants for Rotorcraft Application

Ioannis Roumeliotis, Christos Mourouzidis, Mirko Zafferetti, Deniz Unlu, Olivier Broca, Vassilios Pachidis
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2020, 142(5): 051003.
Paper No: GTP-19-1402
DOI: https://doi.org/10.1115/1.4045103
Published Online: February 14, 2020
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Topics: Cycles, Engines, Weight (Mass), Gas turbines, Propulsion systems
Proceedings Papers

Assessment of Thermo-Electric Power Plants for Rotorcraft Application

Ioannis Roumeliotis, Christos Mourouzidis, Mirko Zafferetti, Vassilios Pachidis, Olivier Broca, Deniz Unlu
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A020, June 17–21, 2019
Paper No: GT2019-91481
DOI: https://doi.org/10.1115/GT2019-91481
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Topics: Power stations, Engines, Cycles, Gas turbines, Heat exchangers, Electricity (Physics), Transients (Dynamics), Weight (Mass), Corporate average fuel economy, Fuel efficiency
Proceedings Papers

Direct Coupling of a Two-Dimensional Fan Model in a Turbofan Engine Performance Simulation

Ioannis Templalexis, Alexios Alexiou, Vassilios Pachidis, Ioannis Roumeliotis, Nikolaos Aretakis
Proc. ASME. GT2016, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A008, June 13–17, 2016
Paper No: GT2016-56617
DOI: https://doi.org/10.1115/GT2016-56617
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Topics: Engines, Simulation, Turbofans, Design, Flow (Dynamics), Aircraft, Computational fluid dynamics, Geometry, Jets, Optimization
Proceedings Papers

Contra-Rotating Propeller Modelling for Open Rotor Engine Performance Simulations

Alexios Alexiou, Charalambos Frantzis, Nikolaos Aretakis, Vassilios Riziotis, Ioannis Roumeliotis, Konstantinos Mathioudakis
Proc. ASME. GT2016, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A018, June 13–17, 2016
Paper No: GT2016-56645
DOI: https://doi.org/10.1115/GT2016-56645
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Topics: Engines, Modeling, Propellers, Rotors, Simulation, Blades, Design, Carbon reinforced plastics, Flight, Mach number