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Journal Articles

Generative Design of a Gas Turbine Combustor Using Invertible Neural Networks

Patrick Krueger, Hanno Gottschalk, Bastian Werdelmann, Werner Krebs
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011007.
Paper No: GTP-24-1269
https://doi.org/10.1115/1.4066294
Published Online: September 13, 2024
View Article titled, Generative Design of a Gas Turbine Combustor Using Invertible Neural Networks
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Topics: Artificial neural networks, Combustion chambers, Design, Flow (Dynamics), Gas turbines, Generative design, Simulation, Computational fluid dynamics, Fuels
Proceedings Papers

Generative Design of a Gas Turbine Combustor Using Invertible Neural Networks

Patrick Krüger, Hanno Gottschalk, Bastian Werdelmann, Werner Krebs
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A035, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123963
https://doi.org/10.1115/GT2024-123963
View Paper titled, Generative Design of a Gas Turbine Combustor Using Invertible Neural Networks
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Topics: Artificial neural networks, Combustion chambers, Design, Gas turbines, Generative design
Proceedings Papers

Advanced Combustion System for High Efficiency (ACE) of the New SGT5/6- 9000HL Gas Turbine

Werner Krebs, Anatol Schulz, Benjamin Witzel, Clifford Johnson, Walter Laster, Jared Pent, Reinhard Schilp, Samer Wasif, Adam Weaver
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A018, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82299
https://doi.org/10.1115/GT2022-82299
View Paper titled, Advanced Combustion System for High Efficiency (ACE) of the New SGT5/6- 9000HL Gas Turbine
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Topics: Combustion systems, Gas turbines, Emissions, Engines, Natural gas, Climate, Combined cycles, Combustion gases, Combustion technologies, Design
Proceedings Papers

Influence of Turbulence on the Dynamic Behaviour of Premixed Flames

Uwe Krüger, Stefan Hoffmann, Werner Krebs, Hans Judith, Dieter Bohn, Gero Matouschek
Proc. ASME. GT1998, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A028, June 2–5, 1998
Publisher: American Society of Mechanical Engineers
Paper No: 98-GT-323
https://doi.org/10.1115/98-GT-323
View Paper titled, Influence of Turbulence on the Dynamic Behaviour of Premixed Flames
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Topics: Flames, Turbulence, Combustion, Steady state, Emissions, Frequency response, Gas turbines, Nitrogen oxides, Oscillations, Transients (Dynamics)
Proceedings Papers

Prediction of Thermoacoustic Instabilities With Focus on the Dynamic Flame Behavior for the 3A-Series Gas Turbine of Siemens KWU

Uwe Krüger, Jens Hüren, Stefan Hoffmann, Werner Krebs, Dieter Bohn
Proc. ASME. GT1999, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A016, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-111
https://doi.org/10.1115/99-GT-111
View Paper titled, Prediction of Thermoacoustic Instabilities With Focus on the Dynamic Flame Behavior for the 3A-Series Gas Turbine of Siemens KWU
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Topics: Flames, Gas turbines, Combustion chambers, Combustion, Acoustics, Design, Engines, Flow (Dynamics), Oscillations, Poles (Building)
Proceedings Papers

Detailed Analysis of the Thermal Wall Heat Load in Annular Combustors

Werner Krebs, Günther Walz, Stefan Hoffmann, Hans Judith
Proc. ASME. GT1999, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A026, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-134
https://doi.org/10.1115/99-GT-134
View Paper titled, Detailed Analysis of the Thermal Wall Heat Load in Annular Combustors
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Topics: Combustion chambers, Heat, Stress, Radiation (Physics), Ceramics, Cooling, Heat flux, Sealing (Process), Tiles, Combustion gases
Proceedings Papers

Detailed Analysis of the Acoustic Mode Shapes of an Annular Combustion Chamber

Günther Walz, Werner Krebs, Stefan Hoffmann, Hans Judith
Proc. ASME. GT1999, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A018, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-113
https://doi.org/10.1115/99-GT-113
View Paper titled, Detailed Analysis of the Acoustic Mode Shapes of an Annular Combustion Chamber
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Topics: Acoustics, Combustion chambers, Mode shapes, Boundary-value problems, Eigenvalues, Combustion systems, Finite element analysis, Oscillations
Proceedings Papers

Prediction and Measurement of Thermoacoustic Improvements in Gas Turbines With Annular Combustion Systems

Uwe Krüger, Jens Hüren, Stefan Hoffmann, Werner Krebs, Patrick Flohr, Dieter Bohn
Proc. ASME. GT2000, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A015, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0095
https://doi.org/10.1115/2000-GT-0095
View Paper titled, Prediction and Measurement of Thermoacoustic Improvements in Gas Turbines With Annular Combustion Systems
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Topics: Combustion systems, Gas turbines, Combustion chambers, Engines, Stability, Acoustics, Oscillations, Combustion, Compressors, Computer simulation
Proceedings Papers

Characterization of Confined Swirl Flows Using Large Eddy Simulations

Jörg Schlüter, Thilo Schönfeld, Thierry Poinsot, Werner Krebs, Stefan Hoffmann
Proc. ASME. GT2001, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A027, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0060
https://doi.org/10.1115/2001-GT-0060
View Paper titled, Characterization of Confined Swirl Flows Using Large Eddy Simulations
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Topics: Flow (Dynamics), Large eddy simulation, Combustion systems, Gas turbines, Vortex shedding, Computers, Design, Flames, Nitrogen oxides, Nozzles
Proceedings Papers

Modal Analysis of Annular Combustors: Effect of Burner Impedance

Werner Krebs, Günther Walz, Patrick Flohr, Stefan Hoffmann
Proc. ASME. GT2001, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A009, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0042
https://doi.org/10.1115/2001-GT-0042
View Paper titled, Modal Analysis of Annular Combustors: Effect of Burner Impedance
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Topics: Combustion chambers, Modal analysis, Design, Gas turbines, Acoustics, Mode shapes, Oscillations, Boundary-value problems, Combustion, Pressure
Proceedings Papers

Assessment of a Gas Turbine NO x Reduction Potential Based on a Spatiotemporal Unmixedness Parameter

Stefan Dederichs, Peter Habisreuther, Nikolaos Zarzalis, Christian Beck, Werner Krebs, Bernd Prade
Proc. ASME. GT2013, Volume 1A: Combustion, Fuels and Emissions, V01AT04A029, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94404
https://doi.org/10.1115/GT2013-94404
View Paper titled, Assessment of a Gas Turbine NO x Reduction Potential Based on a Spatiotemporal Unmixedness Parameter
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Topics: Gas turbines, Nitrogen oxides, Spatiotemporal phenomena, Emissions, Flames, Chemistry, Combustion systems, Density, Fuels, Mixing quality
Journal Articles

Assessment of a Gas Turbine NO x Reduction Potential Based on a Spatiotemporal Unmixedness Parameter

Stefan Dederichs, Nikolaos Zarzalis, Peter Habisreuther, Christian Beck, Bernd Prade, Werner Krebs
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2013, 135(11): 111504.
Paper No: GTP-13-1248
https://doi.org/10.1115/1.4025078
Published Online: September 17, 2013
View Article titled, Assessment of a Gas Turbine NO x Reduction Potential Based on a Spatiotemporal Unmixedness Parameter
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Topics: Computational fluid dynamics, Emissions, Flames, Nitrogen oxides, Spatiotemporal phenomena, Modeling, Combustion systems, Temperature
Proceedings Papers

Investigation of a Flame Anchored in Crossflow Stream of Vitiated Air at Elevated Pressures

Flavio Cesar Cunha Galeazzo, Chockalingam Prathap, Matthias Kern, Peter Habisreuther, Nikolaos Zarzalis, Christian Beck, Werner Krebs, Bernhard Wegner
Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 1225-1233, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69632
https://doi.org/10.1115/GT2012-69632
View Paper titled, Investigation of a Flame Anchored in Crossflow Stream of Vitiated Air at Elevated Pressures
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Topics: Flames, Combustion chambers, Methane, Combustion, Shells, Turbulence, Cross-flow, Quartz, Chemiluminescence, Combustion systems
Proceedings Papers

Comparison of Nonlinear to Linear Thermoacoustic Stability Analysis of a Gas Turbine Combustion System

Werner Krebs, Harmen Krediet, Enrique Portillo, Sebastian Hermeth, Thierry Poinsot, Sebastian Schimek, Oliver Paschereit
Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 1113-1124, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69477
https://doi.org/10.1115/GT2012-69477
View Paper titled, Comparison of Nonlinear to Linear Thermoacoustic Stability Analysis of a Gas Turbine Combustion System
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Topics: Combustion systems, Flames, Gas turbines, Stability
Proceedings Papers

Absorption of Normal-Incidence Acoustic Waves by Double Perforated Liners of Industrial Gas Turbine Combustors

Charith Jayatunga, Qin Qin, Victoria Sanderson, Phil Rubini, Danning You, Werner Krebs
Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 611-621, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68842
https://doi.org/10.1115/GT2012-68842
View Paper titled, Absorption of Normal-Incidence Acoustic Waves by Double Perforated Liners of Industrial Gas Turbine Combustors
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Topics: Absorption, Acoustics, Combustion chambers, Industrial gases, Turbines, Waves, Gas turbines, Design, Cavities, Damping
Proceedings Papers

Part-Load Operation of a Piloted FLOX ® Combustion System

Tim Roediger, Oliver Lammel, Manfred Aigner, Christian Beck, Werner Krebs
Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 737-748, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69006
https://doi.org/10.1115/GT2012-69006
View Paper titled, Part-Load Operation of a Piloted FLOX ® Combustion System
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Topics: Combustion systems, Fuels, Gas turbines, High pressure (Physics), Stress
Journal Articles

Comparison of Nonlinear to Linear Thermoacoustic Stability Analysis of a Gas Turbine Combustion System

Werner Krebs, Harmen Krediet, Enrique Portillo, Sebastian Hermeth, Thierry Poinsot, Sebastian Schimek, Oliver Paschereit
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2013, 135(8): 081503.
Paper No: GTP-12-1491
https://doi.org/10.1115/1.4023887
Published Online: June 24, 2013
View Article titled, Comparison of Nonlinear to Linear Thermoacoustic Stability Analysis of a Gas Turbine Combustion System
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Topics: Acoustics, Flames, Limit cycles, Pressure, Stability, Gas turbines, Combustion systems, Excitation
Journal Articles

Part-Load Operation of a Piloted FLOX ® Combustion System

Tim Roediger, Oliver Lammel, Manfred Aigner, Christian Beck, Werner Krebs
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2013, 135(3): 031503.
Paper No: GTP-12-1326
https://doi.org/10.1115/1.4007754
Published Online: February 21, 2013
View Article titled, Part-Load Operation of a Piloted FLOX ® Combustion System
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Topics: Combustion chambers, Emissions, Flames, Fuels, Pressure, Stress, Temperature, High pressure (Physics), Combustion systems, Nitrogen oxides
Proceedings Papers

Measurement of a Benchmarking Jet in Crossflow Configuration Under Highly Turbulent Conditions

Camilo Ca´rdenas, Julia Sedlmaier, Nikolaos Zarzalis, Richard J. Valdes, Werner Krebs
Proc. ASME. GT2011, Volume 3: Controls, Diagnostics and Instrumentation; Education; Electric Power; Microturbines and Small Turbomachinery; Solar Brayton and Rankine Cycle, 51-60, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45262
https://doi.org/10.1115/GT2011-45262
View Paper titled, Measurement of a Benchmarking Jet in Crossflow Configuration Under Highly Turbulent Conditions
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Topics: Turbulence, Flow (Dynamics), Flux (Metallurgy), Stress, Vortices, Chemical industry, Combustion, Computer simulation, Fluorescence, Gas turbines
Proceedings Papers

Analysis of NO X Formation in an Axially Staged Combustion System at Elevated Pressure Conditions

Prathap Chockalingam, Flavio Cesar Cunha Galeazzo, Plamen Kasabov, Peter Habisreuther, Nikolaos Zarzalis, Christian Beck, Werner Krebs, Bernhard Wegner
Proc. ASME. GT2011, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 247-257, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45239
https://doi.org/10.1115/GT2011-45239
View Paper titled, Analysis of NO X Formation in an Axially Staged Combustion System at Elevated Pressure Conditions
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Topics: Combustion systems, Nitrogen oxides, Pressure, Methane, Combustion chambers, Momentum, Cross-flow, Flow (Dynamics), Probes, Turbulence