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Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T07A004, September 21–25, 2020

Paper No: GT2020-15477

DOI: https://doi.org/10.1115/GT2020-15477

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Topics: Aircraft, Boundary layers, Conceptual design, Emissions, Energy storage

Proceedings Papers

CFD–Aided Design Methodology for PCHE-Type Recuperators in Supercritical CO 2 Recompression Power Cycles

George Stamatellos, Antiopi-Malvina Stamatellou, Anestis I. Kalfas

Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A026, September 21–25, 2020

Paper No: GT2020-15590

DOI: https://doi.org/10.1115/GT2020-15590

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Topics: Brayton cycle, Computational fluid dynamics, Design methodology, Supercritical carbon dioxide, Thermodynamic power cycles

Proceedings Papers

AeroEngineS: Multi-Platform Application for Aero Engine Simulation and Compressor Map Operating Point Prediction

Evangelia C. Pontika, Anestis I. Kalfas, Ioanna Aslanidou

Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T07A005, June 17–21, 2019

Paper No: GT2019-91961

DOI: https://doi.org/10.1115/GT2019-91961

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Topics: Aircraft engines, Compressors, Simulation, Design, Engineers, Engines, Gas turbines, Artificial neural networks, Geometry, Graphical user interfaces

Proceedings Papers

Teaching Gas Turbine Technology to Undergraduate Students in Sweden

Ioanna Aslanidou, Valentina Zaccaria, Evangelia Pontika, Nathan Zimmerman, Anestis I. Kalfas, Konstantinos G. Kyprianidis

Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T07A004, June 11–15, 2018

Paper No: GT2018-77074

DOI: https://doi.org/10.1115/GT2018-77074

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Topics: Gas turbines, Teaching, Undergraduate students, Students, Design, Education, Energy / power systems, Combined cycles, Cycles, Engines

Proceedings Papers

Thermodynamic Modeling and Comparative Analysis of Supercritical Carbon Dioxide Brayton Cycle

Apostolos A. Gkountas, Anastassios M. Stamatelos, Anestis I. Kalfas

Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T06A017, June 26–30, 2017

Paper No: GT2017-63990

DOI: https://doi.org/10.1115/GT2017-63990

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Topics: Brayton cycle, Modeling, Supercritical carbon dioxide, Cycles, Simulation, Temperature, Compressors, Computer software, Design, Energy conversion

Journal Articles

Unsteady Flow Field and Coarse Droplet Measurements in the Last Stage of a Low-Pressure Steam Turbine With Supersonic Airfoils Near the Blade Tip

Ilias Bosdas, Michel Mansour, Anestis I. Kalfas, Reza S. Abhari, Shigeki Senoo

J. Eng. Gas Turbines Power. September 2017, 139(9): 091601.

Paper No: GTP-16-1364

DOI: https://doi.org/10.1115/1.4036011

Published Online: April 11, 2017

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Topics: Blades, Drops, Flow (Dynamics), Pressure, Stators, Steam turbines, Probes, Water, Rotors

Proceedings Papers

Unsteady Flow Field and Coarse Droplet Measurements in the Last Stage of a Low Pressure Steam Turbine With Supersonic Airfoils Near the Blade Tip

Ilias Bosdas, Michel Mansour, Anestis I. Kalfas, Reza S. Abhari, Shigeki Senoo

Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A039, June 13–17, 2016

Paper No: GT2016-57753

DOI: https://doi.org/10.1115/GT2016-57753

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Topics: Airfoils, Blades, Drops, Pressure, Steam turbines, Unsteady flow, Rotors, Probes, Stators, Water

Proceedings Papers

Effects of Rotor-Speed-Ratio and Crosswind Inlet Distortion on Off-Design Performance of Contra-Rotating Propelling Unit

Stavros V. Vouros, Alexandros C. Chasoglou, Theofilos G. Efstathiadis, Anestis I. Kalfas

Proc. ASME. GT2016, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A013, June 13–17, 2016

Paper No: GT2016-57273

DOI: https://doi.org/10.1115/GT2016-57273

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Topics: Design, Rotors, Pressure, Flow (Dynamics), Propellers, Wind tunnels, Algorithms, Blades, Rotation, Wakes

Journal Articles

Improved Accuracy in Jet Impingement Heat Transfer Experiments Considering the Layer Thicknesses of a Triple Thermochromic Liquid Crystal Coating

Alexandros Terzis, Stavros Bontitsopoulos, Peter Ott, Jens von Wolfersdorf, Anestis I. Kalfas

J. Turbomach. February 2016, 138(2): 021003.

Paper No: TURBO-15-1094

DOI: https://doi.org/10.1115/1.4031786

Published Online: November 3, 2015

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Topics: Coatings, Heat transfer, Heat transfer coefficients, Temperature, Uncertainty, Flow (Dynamics), Liquid crystals, Calibration

Journal Articles

Unsteady Wet Steam Flow Field Measurements in the Last Stage of Low Pressure Steam Turbine

Ilias Bosdas, Michel Mansour, Anestis I. Kalfas, Reza S. Abhari, Shigeki Senoo

J. Eng. Gas Turbines Power. March 2016, 138(3): 032601.

Paper No: GTP-15-1295

DOI: https://doi.org/10.1115/1.4031345

Published Online: September 22, 2015

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Topics: Flow (Dynamics), Pressure, Probes, Rotors, Steam turbines, Blades, Steam

Proceedings Papers

Unsteady Wet Steam Flow Field Measurements in the Last Stage of Low Pressure Steam Turbine

Ilias Bosdas, Michel Mansour, Anestis I. Kalfas, Reza S. Abhari, Shigeki Senoo

Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A033, June 15–19, 2015

Paper No: GT2015-43504

DOI: https://doi.org/10.1115/GT2015-43504

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Topics: Flow (Dynamics), Pressure, Steam, Steam turbines, Blades, Probes, Stress, Control systems, Fluctuations (Physics), Leakage

Proceedings Papers

Effects of Free Stream Turbulence on Intermittent Boundary Layer Flows

Anestis I. Kalfas, Robin L. Elder

Proc. ASME. GT1995, Volume 1: Turbomachinery, V001T01A028, June 5–8, 1995

Paper No: 95-GT-124

DOI: https://doi.org/10.1115/95-GT-124

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Topics: Boundary layers, Flow (Dynamics), Turbulence, Turbomachinery, Flat plates, Probes, Reynolds number, Separation (Technology), Shapes, Statistical analysis

Proceedings Papers

Integrated Overtopping Wave Energy Converter in a Hybrid Offshore Wind Turbine Power Generation System

Artemis Ioannou, Anestis I. Kalfas, Theofanis V. Karambas

Proc. ASME. GT2014, Volume 3B: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Supercritical CO2 Power Cycles; Wind Energy, V03BT46A015, June 16–20, 2014

Paper No: GT2014-25728

DOI: https://doi.org/10.1115/GT2014-25728

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Topics: Energy / power systems, Offshore wind turbines, Wave energy converters, Ocean engineering, Design, Shorelines, Energy generation, Waves, Fossil fuels, Wind power

Proceedings Papers

The Impact of Rotor Inlet Cavity Volume and Length Scale on Efficiency

Konstantinos G. Barmpalias, Reza S. Abhari, Anestis I. Kalfas, Naoki Shibukawa, Takashi Sasaki

Proc. ASME. GT2012, Volume 6: Oil and Gas Applications; Concentrating Solar Power Plants; Steam Turbines; Wind Energy, 345-354, June 11–15, 2012

Paper No: GT2012-68076

DOI: https://doi.org/10.1115/GT2012-68076

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Topics: Cavities, Rotors, Flow (Dynamics), Cavity walls, Corners (Structural elements), Geometry, Turbines, Turbomachinery, Vortices

Proceedings Papers

Prediction of Certification Noise Levels Generated by Contra-Rotating Open Rotor Engines

Kosmas Kritikos, Emidio Giordano, Anestis I. Kalfas, Nicolas Tantot

Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 239-247, June 11–15, 2012

Paper No: GT2012-69232

DOI: https://doi.org/10.1115/GT2012-69232

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Topics: Engines, Noise (Sound), Rotors, Emissions, Propellers, Acoustics, Aircraft, Computational fluid dynamics, Computer simulation, Databases

Journal citation

NARROW

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

Unsteady Steam Turbine Optimization Using High-Fidelity Computational Fluid Dynamics

An Additively Manufactured Four-Sensor Fast Response Aerodynamic Probe

Turbine Hub Cavity Modes and Their Impact on Efficiency

Introduction of a Smartphone Application in an Aeroengine Technology Course

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

CFD–Aided Design Methodology for PCHE-Type Recuperators in Supercritical CO 2 Recompression Power Cycles

AeroEngineS: Multi-Platform Application for Aero Engine Simulation and Compressor Map Operating Point Prediction

Teaching Gas Turbine Technology to Undergraduate Students in Sweden

Thermodynamic Modeling and Comparative Analysis of Supercritical Carbon Dioxide Brayton Cycle

Unsteady Flow Field and Coarse Droplet Measurements in the Last Stage of a Low-Pressure Steam Turbine With Supersonic Airfoils Near the Blade Tip

Unsteady Flow Field and Coarse Droplet Measurements in the Last Stage of a Low Pressure Steam Turbine With Supersonic Airfoils Near the Blade Tip

Effects of Rotor-Speed-Ratio and Crosswind Inlet Distortion on Off-Design Performance of Contra-Rotating Propelling Unit

Improved Accuracy in Jet Impingement Heat Transfer Experiments Considering the Layer Thicknesses of a Triple Thermochromic Liquid Crystal Coating

Unsteady Wet Steam Flow Field Measurements in the Last Stage of Low Pressure Steam Turbine

Unsteady Wet Steam Flow Field Measurements in the Last Stage of Low Pressure Steam Turbine

Effects of Free Stream Turbulence on Intermittent Boundary Layer Flows

Integrated Overtopping Wave Energy Converter in a Hybrid Offshore Wind Turbine Power Generation System

The Impact of Rotor Inlet Cavity Volume and Length Scale on Efficiency

Prediction of Certification Noise Levels Generated by Contra-Rotating Open Rotor Engines

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