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Claus Lahiri
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Journal Articles

Bayesian Data Assimilation In Cold Flow Experiments On an Industrial Thermoacoustic Rig

Accepted Manuscript
Jingquan Zheng, André Fischer, Claus Lahiri, Matthew Yoko, Matthew Juniper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1575
https://doi.org/10.1115/1.4066611
Published Online: September 26, 2024
View Article titled, Bayesian Data Assimilation In Cold Flow Experiments On an Industrial Thermoacoustic Rig
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Topics: Flow (Dynamics), Acoustics, Combustion chambers, Emissions, Geometry, Network models, Optimization, Physics, Probability, Uncertainty
Proceedings Papers

Model-Based Inference of Flame Transfer Matrices From Acoustic Measurements in an Aero-Engine Test Rig

Alexander J. Eder, Moritz Merk, Thomas Hollweck, André Fischer, Claus Lahiri, Camilo F. Silva, Wolfgang Polifke
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A040, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124263
https://doi.org/10.1115/GT2024-124263
View Paper titled, Model-Based Inference of Flame Transfer Matrices From Acoustic Measurements in an Aero-Engine Test Rig
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Topics: Acoustics, Aircraft engines, Flames, Microphones
Proceedings Papers

Bayesian Data Assimilation in Cold Flow Experiments on an Industrial Thermoacoustic Rig

Jingquan Zheng, André Fischer, Claus Lahiri, Matthew Yoko, Matthew Juniper
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122656
https://doi.org/10.1115/GT2024-122656
View Paper titled, Bayesian Data Assimilation in Cold Flow Experiments on an Industrial Thermoacoustic Rig
Open the PDF for Bayesian Data Assimilation in Cold Flow Experiments on an Industrial Thermoacoustic Rig in another window
Topics: Flow (Dynamics), Acoustics, Combustion chambers, Emissions, Geometry, Network models, Optimization, Physics, Probability, Uncertainty
Journal Articles

Model-Based Inference of Flame Transfer Matrices from Acoustic Measurements in an Aero-Engine Test Rig

Accepted Manuscript
Alexander J. Eder, Moritz Merk, Thomas Hollweck, André Fischer, Claus Lahiri, Camilo F. Silva, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1332
https://doi.org/10.1115/1.4066366
Published Online: August 26, 2024
View Article titled, Model-Based Inference of Flame Transfer Matrices from Acoustic Measurements in an Aero-Engine Test Rig
Open the PDF for Model-Based Inference of Flame Transfer Matrices from Acoustic Measurements in an Aero-Engine Test Rig in another window
Topics: Acoustics, Aircraft engines, Flames, Combustion chambers, Dynamics (Mechanics), Microphones, Annulus, Combustion systems, Cooling, Engines
Journal Articles

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
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111016.
Paper No: GTP-23-1315
https://doi.org/10.1115/1.4063335
Published Online: September 29, 2023
View Article titled, Simulation of the Thermoacoustic Response of an Aero-Engine Gas Turbine Fuel Injector Using a Hybrid CFD-CAA Method
Open the PDF for Simulation of the Thermoacoustic Response of an Aero-Engine Gas Turbine Fuel Injector Using a Hybrid CFD-CAA Method in another window
Topics: Acoustics, Computational fluid dynamics, Flames, Simulation, Transfer functions, Heat, Fluctuations (Physics), S-matrix theory, Aircraft engines, Combustion
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
Journal Articles

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

Hanna Reinhardt, Çetin Alanyalıoğlu, André Fischer, Claus Lahiri, Christian Hasse
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031003.
Paper No: GTP-22-1426
https://doi.org/10.1115/1.4055666
Published Online: December 5, 2022
View Article titled, A Hybrid, Runtime Coupled Incompressible CFD-CAA Method for Analysis of Thermoacoustic Instabilities
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Topics: Acoustics, Computational fluid dynamics, Pressure, Simulation, Fluctuations (Physics), Flow (Dynamics), Heat
Proceedings Papers

Acoustic Scattering Behaviour of an Aero Engine Injector: Numerical Investigation Using Compressible CFD and CAA

Çetin Alanyalıoğlu, Hanna Reinhardt, André Fischer, Claus Lahiri, Christian Hasse
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82901
https://doi.org/10.1115/GT2022-82901
View Paper titled, Acoustic Scattering Behaviour of an Aero Engine Injector: Numerical Investigation Using Compressible CFD and CAA
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Topics: Acoustics, Aircraft engines, Computational fluid dynamics, Ejectors, Electromagnetic scattering, Radiation scattering, Scattering (Physics), Combustion chambers, Emissions, Engineering simulation
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

The Effects of Forcing Direction on the Flame Transfer Function of a Lean-Burn Spray Flame

Nicholas C. W. Treleaven, André Fischer, Claus Lahiri, Max Staufer, Andrew Garmory, Gary J. Page
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A010, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59553
https://doi.org/10.1115/GT2021-59553
View Paper titled, The Effects of Forcing Direction on the Flame Transfer Function of a Lean-Burn Spray Flame
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Topics: Flames, Sprays, Transfer functions, Simulation, Engineering simulation, Acoustics, Fluctuations (Physics), Heat, Microphones, Fuel injectors
Proceedings Papers

Ranking of Aircraft Fuel-Injectors Regarding Low Frequency Thermoacoustics Based on an Energy Balance Method

André Fischer, Claus Lahiri
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A011, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59561
https://doi.org/10.1115/GT2021-59561
View Paper titled, Ranking of Aircraft Fuel-Injectors Regarding Low Frequency Thermoacoustics Based on an Energy Balance Method
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Topics: Acoustics, Aircraft, Energy budget (Physics), Flames, Fuel injectors, Thermoacoustics, Transfer functions, Aircraft engines, Combustion chambers, Combustion systems
Proceedings Papers

Acoustic Measurements of Perforated Liners in Hot and Pressurized Flow

Claus Lahiri, Karsten Knobloch, Friedrich Bake, Lars Enghardt
Proc. ASME. GT2013, Volume 1A: Combustion, Fuels and Emissions, V01AT04A045, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94674
https://doi.org/10.1115/GT2013-94674
View Paper titled, Acoustic Measurements of Perforated Liners in Hot and Pressurized Flow
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Topics: Acoustics, Flow (Dynamics), Combustion chambers, Temperature, Design, High pressure (Physics), High temperature, Pressure, Testing, Absorption
Proceedings Papers

Hot-Acoustic-Testrig (HAT): A Unique Facility for Thermoacoustic Research

Karsten Knobloch, Claus Lahiri, Lars Enghardt, Friedrich Bake, Dieter Peitsch
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 1023-1032, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45705
https://doi.org/10.1115/GT2011-45705
View Paper titled, Hot-Acoustic-Testrig (HAT): A Unique Facility for Thermoacoustic Research
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Topics: Acoustics, Flow (Dynamics), Boundary-value problems, Damping, Gas turbines, Instrumentation, Pressure, Temperature, Test facilities
Journal Articles

Establishment of a High Quality Database for the Acoustic Modeling of Perforated Liners

Claus Lahiri, Lars Enghardt, Friedrich Bake, Sermed Sadig, Miklós Gerendás
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2011, 133(9): 091503.
https://doi.org/10.1115/1.4002891
Published Online: April 20, 2011
View Article titled, Establishment of a High Quality Database for the Acoustic Modeling of Perforated Liners
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Topics: Acoustics, Damping, Flow (Dynamics), Porosity, Databases, Pressure, Ducts, Mach number, Energy dissipation, Orifices