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Johan Flegler
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Proceedings Papers

Pressure Distributions Below Brush Seals at Varying Operating Conditions

Fabian Schur, Jens Friedrichs, Johan Flegler, Christos Georgakis, Thomas Polklas
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A024, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76194
https://doi.org/10.1115/GT2018-76194
View Paper titled, Pressure Distributions Below Brush Seals at Varying Operating Conditions
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Topics: Pressure, Flow (Dynamics), Design, Leakage, Manufacturing, Modeling, Optical measurement, Resolution (Optics), Rotors, Sealing (Process)
Journal Articles

Brush Seal Frictional Heat Generation—Test Rig Design and Validation Under Steam Environment

Markus Raben, Jens Friedrichs, Johan Flegler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2017, 139(3): 032502.
Paper No: GTP-16-1320
https://doi.org/10.1115/1.4034500
Published Online: October 4, 2016
View Articletitled, Brush Seal Frictional Heat Generation—Test Rig Design and Validation Under Steam Environment
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Topics: Design, Heat, Rotors, Steam, Temperature, Thermocouples, Temperature measurement, Friction, Flow (Dynamics), Wear
Proceedings Papers

HCF Component Tests on Full-Scale Low Pressure Steam Turbine End Stage Blades

Shilun Sheng, Johan Flegler, Balazs Janos Becs, Michael Dankert
Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A022, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56988
https://doi.org/10.1115/GT2016-56988
View Paper titled, HCF Component Tests on Full-Scale Low Pressure Steam Turbine End Stage Blades
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Topics: Blades, High cycle fatigue, Pressure, Steam turbines, Test facilities, Design, Stress, Accounting, Centrifugal force, Computational methods
Journal Articles

Brush Seals Used in Steam Environments—Chronological Wear Development and the Impact of Different Seal Designs

Markus Raben, Jens Friedrichs, Thomas Helmis, Johan Flegler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2016, 138(5): 051901.
Paper No: GTP-15-1318
https://doi.org/10.1115/1.4031531
Published Online: October 27, 2015
View Articletitled, Brush Seals Used in Steam Environments—Chronological Wear Development and the Impact of Different Seal Designs
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Topics: Pressure, Steam, Stress, Wear, Stiffness, Transients (Dynamics), Test facilities, Rotors
Proceedings Papers

Performance Increase of Steam Turbine Condensers by CFD Analysis

Simon Hecker, Andreas Auge, Tobias Ellsel, Johan Flegler, Christian Musch, Arne Graßmann
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A025, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25812
https://doi.org/10.1115/GT2014-25812
View Paper titled, Performance Increase of Steam Turbine Condensers by CFD Analysis
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Topics: Computational fluid dynamics, Condensers (steam plant), Steam turbines, Flow (Dynamics), Power stations, Cooling, Design, Exhaust systems, Heat transfer coefficients, Modeling