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Proceedings Papers

Simulation of the Thermoacoustic Response of an Aero-Engine Gas Turbine Fuel Injector Using a Hybrid CFD-CAA Method

Hanna Reinhardt, Çetin Ozan Alanyalıoğlu, André Fischer, Claus Lahiri, Hendrik Nicolai, Christian Hasse
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100865
https://doi.org/10.1115/GT2023-100865
View Paper titled, Simulation of the Thermoacoustic Response of an Aero-Engine Gas Turbine Fuel Injector Using a Hybrid CFD-CAA Method
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Topics: Aircraft engines, Computational fluid dynamics, Fuel injectors, Gas turbines, Simulation, Acoustics, Flames, Combustion systems, Ejectors, Fluid dynamics
Proceedings Papers

A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations

Gerrit Heilmann, Tong Liu, Pedro Romero Vega, Thomas Sattelmayer
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A029, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82637
https://doi.org/10.1115/GT2022-82637
View Paper titled, A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations
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Topics: Computation, Entropy, Stability, Flames, Acoustics, Frequency response, Combustion chambers, Flow (Dynamics), Fluctuations (Physics), Heat
Proceedings Papers

A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities

Hanna Reinhardt, Çetin Alanyalıoğlu, André Fischer, Claus Lahiri, Christian Hasse
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82515
https://doi.org/10.1115/GT2022-82515
View Paper titled, A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities
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Topics: Computational fluid dynamics, Acoustics, Engineering simulation, Simulation, Flow (Dynamics), Mach number, Navier-Stokes equations, Combustion, Combustion chambers, Computation
Proceedings Papers

Adjoint-Based Calculation of Parametric Thermoacoustic Maps of an Industrial Combustion Chamber

Camilo F. Silva, Laura Prieto, Maximiliano Ancharek, Pablo Marigliani, Georg A. Mensah
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A038, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14699
https://doi.org/10.1115/GT2020-14699
View Paper titled, Adjoint-Based Calculation of Parametric Thermoacoustic Maps of an Industrial Combustion Chamber
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Topics: Combustion chambers, Eigenvalues, Flames, Delays, Energy generation, Perturbation theory, Polynomials, Resolution (Optics), Stability, Turbines
Proceedings Papers

Effects of Asymmetry on Thermoacoustic Modes in Annular Combustors: A Higher-Order Perturbation Study

Georg A. Mensah, Luca Magri, Alessandro Orchini, Jonas P. Moeck
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A034, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76797
https://doi.org/10.1115/GT2018-76797
View Paper titled, Effects of Asymmetry on Thermoacoustic Modes in Annular Combustors: A Higher-Order Perturbation Study
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Topics: Combustion chambers, Design, Stability, Dampers, Eigenvalues, Flames, Gas turbines, Geometry, Perturbation theory, Transfer functions
Proceedings Papers

A Three-Dimensional Analytical Stability Model of Contra-Rotating Compressors Based on Partial Simplification of Euler Equation

Weixiong Chen, Yangang Wang, Hao Wang, Shuanghou Deng, Haiqi Qin
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A027, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76322
https://doi.org/10.1115/GT2018-76322
View Paper titled, A Three-Dimensional Analytical Stability Model of Contra-Rotating Compressors Based on Partial Simplification of Euler Equation
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Topics: Compressors, Stability, NASA, Rotors, Turbomachinery, Boundary-value problems, Computer simulation, Dispersion (Optics), Eigenvalues, Flow (Dynamics)
Proceedings Papers

Efficient Three Dimensional Time-Domain Combustion Noise Simulation of a Premixed Flame Using Acoustic Perturbation Equations and Incompressible LES

Kilian Lackhove, Amsini Sadiki, Johannes Janicka
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT43A001, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63050
https://doi.org/10.1115/GT2017-63050
View Paper titled, Efficient Three Dimensional Time-Domain Combustion Noise Simulation of a Premixed Flame Using Acoustic Perturbation Equations and Incompressible LES
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Topics: Acoustics, Combustion, Flames, Noise (Sound), Perturbation theory, Simulation, Flow (Dynamics), Combustion chambers, Combustion systems, Aircraft engines
Proceedings Papers

A Physics-Based Dynamic Model for Boilers: Part 2 — Model Reduction in a Cogeneration Application

Matthew J. Blom, Michael J. Brear, Chris G. Manzie, Ashley P. Wiese
Proc. ASME. GT2017, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A008, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63546
https://doi.org/10.1115/GT2017-63546
View Paper titled, A Physics-Based Dynamic Model for Boilers: Part 2 — Model Reduction in a Cogeneration Application
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Topics: Boilers, Combined heat and power, Dynamic models, Physics, Gas turbines, Wall temperature, Cogeneration plants, Dynamics (Mechanics), Algebra, Computation
Proceedings Papers

Limit Cycles of Spinning Thermoacoustic Modes in Annular Combustors: A Bloch-Wave and Adjoint-Perturbation Approach

Georg A. Mensah, Jonas P. Moeck
Proc. ASME. GT2017, Volume 4B: Combustion, Fuels and Emissions, V04BT04A046, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64817
https://doi.org/10.1115/GT2017-64817
View Paper titled, Limit Cycles of Spinning Thermoacoustic Modes in Annular Combustors: A Bloch-Wave and Adjoint-Perturbation Approach
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Topics: Combustion chambers, Limit cycles, Spin (Aerodynamics), Spinning (Textile), Waves, Flames, Combustion systems, Computation, Perturbation theory, Stability
Proceedings Papers

Methods for the Calculation of Thermoacoustic Stability Margins and Monte Carlo-Free Uncertainty Quantification

Georg A. Mensah, Luca Magri, Jonas P. Moeck
Proc. ASME. GT2017, Volume 4B: Combustion, Fuels and Emissions, V04BT04A048, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64829
https://doi.org/10.1115/GT2017-64829
View Paper titled, Methods for the Calculation of Thermoacoustic Stability Margins and Monte Carlo-Free Uncertainty Quantification
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Topics: Stability, Uncertainty quantification, Uncertainty, Combustion chambers, Eigenvalues, Flames, Gas turbines, Network models, Risk, Algebra
Proceedings Papers

Efficient Computation of Thermoacoustic Modes in Annular Combustion Chambers Based on Bloch-Wave Theory

Georg A. Mensah, Jonas P. Moeck
Proc. ASME. GT2015, Volume 4B: Combustion, Fuels and Emissions, V04BT04A036, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43476
https://doi.org/10.1115/GT2015-43476
View Paper titled, Efficient Computation of Thermoacoustic Modes in Annular Combustion Chambers Based on Bloch-Wave Theory
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Topics: Combustion chambers, Computation, Waves, Flames, Boundary-value problems, Mode shapes, Perturbation theory, Simulation, Temperature
Proceedings Papers

The Prediction of Steady, Circumferential Pressure and Temperature Distortions in Multistage Axial Flow Compressors

H. Mokelke
Proc. ASME. GT1979, Volume 1B: Gas Turbines, V01BT02A082, March 12–15, 1979
Publisher: American Society of Mechanical Engineers
Paper No: 79-GT-184
https://doi.org/10.1115/79-GT-184
View Paper titled, The Prediction of Steady, Circumferential Pressure and Temperature Distortions in Multistage Axial Flow Compressors
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Topics: Axial flow, Compressors, Pressure, Temperature, Disks, Blades, Flow (Dynamics), Perturbation theory, Actuators, Compressible flow
Proceedings Papers

Rotordynamic Coefficients for Partially Roughened Annular Gas Seals

Joseph K. Scharrer, Clay C. Nelson
Proc. ASME. GT1991, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V005T14A044, June 3–6, 1991
Publisher: American Society of Mechanical Engineers
Paper No: 91-GT-320
https://doi.org/10.1115/91-GT-320
View Paper titled, Rotordynamic Coefficients for Partially Roughened Annular Gas Seals
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Topics: Boundary-value problems, Compressible flow, Differential equations, Flow (Dynamics), Leakage, Momentum, Perturbation theory, Pressure, Separation (Technology), Surface roughness
Proceedings Papers

Effects of Coriolis Force on Instability of Laminar Boundary Layer on a Concave Surface

Koji Kikuyama, Yutaka Hasegawa, Takashi Yokoi, Masashi Hirota
Proc. ASME. GT1994, Volume 1: Turbomachinery, V001T01A098, June 13–16, 1994
Publisher: American Society of Mechanical Engineers
Paper No: 94-GT-287
https://doi.org/10.1115/94-GT-287
View Paper titled, Effects of Coriolis Force on Instability of Laminar Boundary Layer on a Concave Surface
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Topics: Boundary layers, Coriolis force, Vortices, Centrifugal force, Perturbation theory, Rotation, Stability
Proceedings Papers

Computation of Unsteady Flows Around Oscillating Blades Using Linear and Nonlinear Harmonic Euler Methods

Wei Ning, Li He
Proc. ASME. GT1997, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T14A039, June 2–5, 1997
Publisher: American Society of Mechanical Engineers
Paper No: 97-GT-229
https://doi.org/10.1115/97-GT-229
View Paper titled, Computation of Unsteady Flows Around Oscillating Blades Using Linear and Nonlinear Harmonic Euler Methods
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Topics: Blades, Computation, Unsteady flow, Flow (Dynamics), Perturbation theory, Stress
Proceedings Papers

The Origin of Turbulent Spots

Mark W. Johnson, Antonis Dris
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A006, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-032
https://doi.org/10.1115/99-GT-032
View Paper titled, The Origin of Turbulent Spots
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Topics: Turbulence, Signals, Boundary layers, Separation (Technology), Momentum, Transients (Dynamics), Flow (Dynamics), Fluids, Perturbation theory, Pressure gradient
Proceedings Papers

Exploitation of Measured Flame Transfer Functions for a Two-Phase Lean Fuel Injector to Predict Thermoacoustic Modes in Full Annular Combustors

M. A. Macquisten, M. Whiteman, S. R. Stow, A. J. Moran
Proc. ASME. GT2014, Volume 4A: Combustion, Fuels and Emissions, V04AT04A003, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25036
https://doi.org/10.1115/GT2014-25036
View Paper titled, Exploitation of Measured Flame Transfer Functions for a Two-Phase Lean Fuel Injector to Predict Thermoacoustic Modes in Full Annular Combustors
Open the PDF for Exploitation of Measured Flame Transfer Functions for a Two-Phase Lean Fuel Injector to Predict Thermoacoustic Modes in Full Annular Combustors in another window
Topics: Combustion chambers, Flames, Fuel injectors, Transfer functions, Acoustics, Combustion systems, Ejectors, Pressure, Boundary-value problems, Chemiluminescence
Proceedings Papers

Single vs. Dual Recycle System Requirements in the Design of High Pressure Ratio, Low Inertia Centrifugal Compressor Stations

K. K. Botros
Proc. ASME. GT2011, Volume 4: Cycle Innovations; Fans and Blowers; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Oil and Gas Applications, 905-919, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45002
https://doi.org/10.1115/GT2011-45002
View Paper titled, Single vs. Dual Recycle System Requirements in the Design of High Pressure Ratio, Low Inertia Centrifugal Compressor Stations
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Topics: Compressors, Design, High pressure (Physics), Inertia (Mechanics), Surges, Valves, Compression, Capacitance, Delays, Failure
Proceedings Papers

Application of Low Order Thermo-Acoustic Network to DLE Staged Combustor

M. A. Macquisten, M. Whiteman, J. A. Moran
Proc. ASME. GT2004, Volume 1: Turbo Expo 2004, 733-741, June 14–17, 2004
Publisher: American Society of Mechanical Engineers
Paper No: GT2004-54161
https://doi.org/10.1115/GT2004-54161
View Paper titled, Application of Low Order Thermo-Acoustic Network to DLE Staged Combustor
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Topics: Acoustics, Combustion chambers, Combustion, Temperature, Combustion systems, Flames, Heat, Nitrogen oxides, Design, Emissions
Proceedings Papers

A Study of Noise Generation by Turbulent Flow Instabilities in a Gas Turbine Model Combustor

Clemens Olbricht, Felix Flemming, Amsini Sadiki, Johannes Janicka, Friedrich Bake, Ulf Michel, Ingo Ro¨hle
Proc. ASME. GT2005, Volume 2: Turbo Expo 2005, 729-738, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-69029
https://doi.org/10.1115/GT2005-69029
View Paper titled, A Study of Noise Generation by Turbulent Flow Instabilities in a Gas Turbine Model Combustor
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Topics: Combustion chambers, Gas turbines, Noise (Sound), Turbulence, Combustion, Flow (Dynamics), Acoustics, Flow instability, Large eddy simulation, Noise control