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Michael Flouros
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Journal Articles

Exergy Analysis and Performance Assessment for Different Recuperative Thermodynamic Cycles for Gas Turbine Applications

Christina Salpingidou, Dimitrios Misirlis, Zinon Vlahostergios, Stefan Donnerhack, Michael Flouros, Apostolos Goulas, Kyros Yakinthos
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 071701.
Paper No: GTP-17-1342
https://doi.org/10.1115/1.4038362
Published Online: April 10, 2018
View Articletitled, Exergy Analysis and Performance Assessment for Different Recuperative Thermodynamic Cycles for Gas Turbine Applications
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Topics: Aircraft engines, Cycles, Exergy, Exergy analysis, Gas turbines, Heat exchangers, Turbines, Thermodynamic cycles, Pressure, Engines
Journal Articles

Ejector Application for Scavenging of an Aero Engine Bearing Chamber

Michael Flouros, Christina Salpingidou, Kyros Yakinthos, Markus Hirschmann, Francois Cottier
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2017, 139(10): 101202.
Paper No: GTP-17-1022
https://doi.org/10.1115/1.4036516
Published Online: May 16, 2017
View Articletitled, Ejector Application for Scavenging of an Aero Engine Bearing Chamber
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Topics: Bearings, Ejectors, Flow (Dynamics), Nozzles, Pressure, Diffusers
Journal Articles

Two-Phase Flow Pressure Drop in Corrugated Tubes Used in an Aero-engine Oil System

Michael Flouros, Andreas Kanarachos, Kyros Yakinthos, Christina Salpingidou, Francois Cottier
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2016, 138(6): 062603.
Paper No: GTP-15-1423
https://doi.org/10.1115/1.4031627
Published Online: November 17, 2015
View Articletitled, Two-Phase Flow Pressure Drop in Corrugated Tubes Used in an Aero-engine Oil System
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Topics: Flow (Dynamics), Pressure drop, Two-phase flow, Pipes, Computation, Water, Pressure, Aircraft engines
Journal Articles

Thermal and Flow Phenomena Associated With the Behavior of Brush Seals in Aero Engine Bearing Chambers

Michael Flouros, Patrick Hendrick, Bilal Outirba, Francois Cottier, Stephan Proestler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2015, 137(9): 092503.
Paper No: GTP-14-1631
https://doi.org/10.1115/1.4029711
Published Online: September 1, 2015
View Articletitled, Thermal and Flow Phenomena Associated With the Behavior of Brush Seals in Aero Engine Bearing Chambers
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Topics: Bearings, Computational fluid dynamics, Finite element analysis, Flow (Dynamics), Pressure, Rotors, Temperature, Aircraft engines, Transients (Dynamics), Pyrometers
Journal Articles

Two-Phase Flow Heat Transfer and Pressure Drop in Horizontal Scavenge Pipes in an Aero-engine

Michael Flouros, Georgios Iatrou, Kyros Yakinthos, Francois Cottier, Markus Hirschmann
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2015, 137(8): 081901.
Paper No: GTP-14-1586
https://doi.org/10.1115/1.4029389
Published Online: August 1, 2015
View Articletitled, Two-Phase Flow Heat Transfer and Pressure Drop in Horizontal Scavenge Pipes in an Aero-engine
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Topics: Flow (Dynamics), Heat transfer, Pipes, Pressure drop, Two-phase flow, Temperature
Journal Articles

Transient Temperature Measurements in the Contact Zone Between Brush Seals of Kevlar and Metallic Type for Bearing Chamber Sealing Using a Pyrometric Technique

Michael Flouros, Martin Stadlbauer, Francois Cottier, Stephan Proestler, Stefan Beichl
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2013, 135(8): 081603.
Paper No: GTP-13-1065
https://doi.org/10.1115/1.4024258
Published Online: June 25, 2013
View Articletitled, Transient Temperature Measurements in the Contact Zone Between Brush Seals of Kevlar and Metallic Type for Bearing Chamber Sealing Using a Pyrometric Technique
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Topics: Bearings, Pyrometers, Rotors, Sealing (Process), Temperature, Transients (Dynamics), Temperature measurement, Pressure, Radiation (Physics), Fibers
Journal Articles

Ejector Scavenging of Bearing Chambers. A Numerical and Experimental Investigation

Michael Flouros, Francois Cottier, Markus Hirschmann, Joachim Kutz, Agnes Jocher
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2013, 135(8): 081602.
Paper No: GTP-13-1066
https://doi.org/10.1115/1.4024259
Published Online: June 24, 2013
View Articletitled, Ejector Scavenging of Bearing Chambers. A Numerical and Experimental Investigation
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Topics: Bearings, Ejectors, Flow (Dynamics)
Journal Articles

Active Outer Ring Cooling of High-Loaded and High-Speed Ball Bearings

Michael Flouros, Markus Hirschmann, Francois Cottier, Peter Gloeckner, Klaus Dullenkopf
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2013, 135(8): 081902.
Paper No: GTP-13-1062
https://doi.org/10.1115/1.4024257
Published Online: June 24, 2013
View Articletitled, Active Outer Ring Cooling of High-Loaded and High-Speed Ball Bearings
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Topics: Ball bearings, Bearings, Cooling, Flow (Dynamics), Temperature, Heat, Heat transfer
Journal Articles

Direct Outer Ring Cooling of a High Speed Jet Engine Mainshaft Ball Bearing: Experimental Investigation Results

Peter Gloeckner, Klaus Dullenkopf, Michael Flouros
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 062503.
https://doi.org/10.1115/1.4002355
Published Online: February 17, 2011
View Articletitled, Direct Outer Ring Cooling of a High Speed Jet Engine Mainshaft Ball Bearing: Experimental Investigation Results
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Topics: Ball bearings, Bearings, Cooling, Flow (Dynamics), Temperature, Jet engines, Stress, Heat
Journal Articles

Impact of Screens Around Bearings on the Flow and Heat Transfer in the Vent and Scavenge Oil Pipes in Bearing Chambers

Michael Flouros, Francois Cottier
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2011, 133(3): 032503.
https://doi.org/10.1115/1.4002153
Published Online: November 12, 2010
View Articletitled, Impact of Screens Around Bearings on the Flow and Heat Transfer in the Vent and Scavenge Oil Pipes in Bearing Chambers
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Topics: Bearings, Flow (Dynamics), Pipes, Vents, Heat transfer, Computational fluid dynamics, Temperature
Journal Articles

Reduction of Power Losses in Bearing Chambers Using Porous Screens Surrounding a Ball Bearing

Michael Flouros
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2006, 128(1): 178–182.
https://doi.org/10.1115/1.1995769
Published Online: May 1, 2005
View Articletitled, Reduction of Power Losses in Bearing Chambers Using Porous Screens Surrounding a Ball Bearing
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Topics: Ball bearings, Bearings, Temperature, Pressure, Flow (Dynamics), Air flow, Sealing (Process), Stress, Lubrication
Journal Articles

The Impact of Oil and Sealing Air Flow, Chamber Pressure, Rotor Speed, and Axial Load on the Power Consumption in an Aeroengine Bearing Chamber

Michael Flouros
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2005, 127(1): 182–186.
https://doi.org/10.1115/1.1805009
Published Online: February 9, 2005
View Articletitled, The Impact of Oil and Sealing Air Flow, Chamber Pressure, Rotor Speed, and Axial Load on the Power Consumption in an Aeroengine Bearing Chamber
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Topics: Air flow, Bearings, Energy consumption, Flow (Dynamics), Pressure, Rotors, Sealing (Process), Stress, Temperature, Ball bearings