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Thomas Hofmeister
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Journal Articles

Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor

Thomas Hofmeister, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121018.
Paper No: GTP-21-1307
https://doi.org/10.1115/1.4051990
Published Online: October 12, 2021
View Article titled, Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor
Open the PDF for Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor in another window
Topics: Acoustics, Combustion chambers, Computational fluid dynamics, Damping, Energy dissipation, Flames, Flow (Dynamics), Oscillations, Pressure, Simulation
Proceedings Papers

Isentropic Formulation of the Linearized Euler Equations For Perfectly Premixed Combustion Systems

Pedro Romero Vega, Thomas Hofmeister, Gerrit Heilmann, Christoph Hirsch, Thomas Sattelmayer
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A026, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60055
https://doi.org/10.1115/GT2021-60055
View Paper titled, Isentropic Formulation of the Linearized Euler Equations For Perfectly Premixed Combustion Systems
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Topics: Acoustics, Combustion chambers, Combustion systems, Damping, Density, Entropy, Flow (Dynamics), Gas turbines, Heat, Momentum
Proceedings Papers

Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor

Thomas Hofmeister, Thomas Sattelmayer
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58456
https://doi.org/10.1115/GT2021-58456
View Paper titled, Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor
Open the PDF for Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor in another window
Topics: Combustion chambers, Damping, Gas turbines, Oscillations, Flow (Dynamics), Acoustics, Computational fluid dynamics, Engineering simulation, Flames, Simulation
Journal Articles

Impact of the Stabilized Finite Element Method on Acoustic and Vortical Perturbations in Thermoacoustic Systems

Thomas Hofmeister, Tobias Hummel, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061012.
Paper No: GTP-20-1529
https://doi.org/10.1115/1.4049349
Published Online: March 16, 2021
View Article titled, Impact of the Stabilized Finite Element Method on Acoustic and Vortical Perturbations in Thermoacoustic Systems
Open the PDF for Impact of the Stabilized Finite Element Method on Acoustic and Vortical Perturbations in Thermoacoustic Systems in another window
Topics: Acoustics, Damping, Diffusion (Physics), Finite element methods
Journal Articles

Elimination of Numerical Damping in the Stability Analysis of Noncompact Thermoacoustic Systems With Linearized Euler Equations

Thomas Hofmeister, Tobias Hummel, Frederik Berger, Noah Klarmann, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031013.
Paper No: GTP-20-1528
https://doi.org/10.1115/1.4049651
Published Online: February 10, 2021
View Article titled, Elimination of Numerical Damping in the Stability Analysis of Noncompact Thermoacoustic Systems With Linearized Euler Equations
Open the PDF for Elimination of Numerical Damping in the Stability Analysis of Noncompact Thermoacoustic Systems With Linearized Euler Equations in another window
Topics: Acoustics, Combustion chambers, Damping, Flames, Simulation, Stability, Computational fluid dynamics, Displacement, Deformation, Vortex shedding
Proceedings Papers

Impact of the Stabilized Finite Element Method on Acoustic and Vortical Perturbations in Thermoacoustic Systems

Thomas Hofmeister, Tobias Hummel, Thomas Sattelmayer
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A023, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14475
https://doi.org/10.1115/GT2020-14475
View Paper titled, Impact of the Stabilized Finite Element Method on Acoustic and Vortical Perturbations in Thermoacoustic Systems
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Topics: Acoustics, Finite element methods, Damping, Diffusion (Physics), Mode shapes, Stability
Proceedings Papers

Elimination of Numerical Damping in the Stability Analysis of Non-Compact Thermoacoustic Systems With Linearized Euler Equations

Thomas Hofmeister, Tobias Hummel, Frederik Berger, Noah Klarmann, Thomas Sattelmayer
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A037, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16051
https://doi.org/10.1115/GT2020-16051
View Paper titled, Elimination of Numerical Damping in the Stability Analysis of Non-Compact Thermoacoustic Systems With Linearized Euler Equations
Open the PDF for Elimination of Numerical Damping in the Stability Analysis of Non-Compact Thermoacoustic Systems With Linearized Euler Equations in another window
Topics: Damping, Stability, Acoustics, Combustion chambers, Computational fluid dynamics, Flames, Aerodynamic noise, Boundary layers, Computation, Deformation
Journal Articles

Modeling and Quantification of Acoustic Damping Induced by Vortex Shedding in Noncompact Thermoacoustic Systems

Thomas Hofmeister, Tobias Hummel, Bruno Schuermans, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2020, 142(3): 031016.
Paper No: GTP-19-1434
https://doi.org/10.1115/1.4044936
Published Online: February 3, 2020
View Article titled, Modeling and Quantification of Acoustic Damping Induced by Vortex Shedding in Noncompact Thermoacoustic Systems
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Topics: Acoustics, Damping, Modeling, Vortex shedding, Flow (Dynamics)
Proceedings Papers

Quantification of Energy Transformation Processes Between Acoustic and Hydrodynamic Modes in Non-Compact Thermoacoustic Systems via a Helmholtz-Hodge Decomposition Approach

Thomas Hofmeister, Tobias Hummel, Bruno Schuermans, Thomas Sattelmayer
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90240
https://doi.org/10.1115/GT2019-90240
View Paper titled, Quantification of Energy Transformation Processes Between Acoustic and Hydrodynamic Modes in Non-Compact Thermoacoustic Systems via a Helmholtz-Hodge Decomposition Approach
Open the PDF for Quantification of Energy Transformation Processes Between Acoustic and Hydrodynamic Modes in Non-Compact Thermoacoustic Systems via a Helmholtz-Hodge Decomposition Approach in another window
Topics: Acoustics, Energy transformation, Damping, Stability, Vortex shedding, Engineering simulation, Simulation, Combustion chambers, Entropy, Excitation
Proceedings Papers

Modeling and Quantification of Acoustic Damping Induced by Vortex Shedding in Non-Compact Thermoacoustic Systems

Thomas Hofmeister, Tobias Hummel, Bruno Schuermans, Thomas Sattelmayer
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90241
https://doi.org/10.1115/GT2019-90241
View Paper titled, Modeling and Quantification of Acoustic Damping Induced by Vortex Shedding in Non-Compact Thermoacoustic Systems
Open the PDF for Modeling and Quantification of Acoustic Damping Induced by Vortex Shedding in Non-Compact Thermoacoustic Systems in another window
Topics: Acoustics, Damping, Modeling, Vortex shedding, Combustion chambers, Combustion systems, Gas turbines, Network models, Stability