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Proceedings Papers

Numerical Study on the Influence of Geometrical Parameters on the Performance of a Turbine Exhaust Hood

Anastasia Fomina, Christopher Fuhrer, Damian M. Vogt, Tobias Willeke
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A018, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102206
https://doi.org/10.1115/GT2023-102206
View Paper titled, Numerical Study on the Influence of Geometrical Parameters on the Performance of a Turbine Exhaust Hood
Open the PDF for Numerical Study on the Influence of Geometrical Parameters on the Performance of a Turbine Exhaust Hood in another window
Topics: Exhaust systems, Turbines, Diffusers, Pressure, Flow (Dynamics), Experimental design, Design, Flow separation, Flow simulation, Geometry
Proceedings Papers

Numerical Study of the Effect of Fuel Heating Value Change on Combustion for Siemens Energy Dry Low Emission Combustor

Liam McManus, Suresh Sadasivuni, Kexin Liu, Erik Munktell
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A052, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102217
https://doi.org/10.1115/GT2023-102217
View Paper titled, Numerical Study of the Effect of Fuel Heating Value Change on Combustion for Siemens Energy Dry Low Emission Combustor
Open the PDF for Numerical Study of the Effect of Fuel Heating Value Change on Combustion for Siemens Energy Dry Low Emission Combustor in another window
Topics: Combustion, Combustion chambers, Emissions, Fuels, Heating, Carbon dioxide, Engines, Flamelet generated manifold, Natural gas, Computer simulation
Proceedings Papers

Design of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number

Mattias Ettore Giulio Eck, Philipp Maximilian zur Nedden, Jakob Georg Raimund von Saldern, Alessandro Orchini, Christian Oliver Paschereit
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103062
https://doi.org/10.1115/GT2023-103062
View Paper titled, Design of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number
Open the PDF for Design of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number in another window
Topics: Actuators, Air flow, Combustion chambers, Design, Dynamics (Mechanics), Flames, Flow (Dynamics), Flow control, Flow simulation, Momentum
Proceedings Papers

Flow Control of Turbine Vane Aerodynamics for Gas Turbine Operability

Priyank A. Dhyani, Gustaaf B. Jacobs, Dan Burnes, Tyson Ferguson
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102015
https://doi.org/10.1115/GT2023-102015
View Paper titled, Flow Control of Turbine Vane Aerodynamics for Gas Turbine Operability
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Topics: Aerodynamics, Flow control, Gas turbines, Turbines, Flow (Dynamics), Nozzles, Jets, Chords (Trusses), Ejectors, Engines
Proceedings Papers

Low Mach Preconditioning for Turbomachinery Flow Simulations With Cavities and Variable Gas Compositions

Pierre Sivel, Christian Frey, Edmund Kügeler, Markus Keil
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79369
https://doi.org/10.1115/GT2022-79369
View Paper titled, Low Mach Preconditioning for Turbomachinery Flow Simulations With Cavities and Variable Gas Compositions
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Topics: Cavities, Flow simulation, Turbomachinery, Fluids, Computation, Exhaust systems, Gases, Computer simulation, Density, Inflow
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

New Method for Cycle Performance Prediction Based on Detailed Compressor and Gas Turbine Flow Calculations

Milan V. Petrovic, Alexander Wiedermann, Milan B. Banjac, Srdjan Milic, Djordje Petkovic, Teodora Madzar
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A026, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82229
https://doi.org/10.1115/GT2022-82229
View Paper titled, New Method for Cycle Performance Prediction Based on Detailed Compressor and Gas Turbine Flow Calculations
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Topics: Compressors, Cycles, Flow (Dynamics), Gas turbines, Turbines, Cooling, Flow simulation, Temperature, Aerodynamics, Combustion
Proceedings Papers

The Validation of a Parametric Leading Edge Model for Probabilistic CFD Analyses of Post-Service Compressor Airfoils

Lukas Schlüter, Paul Voigt, Matthias Voigt, Ronald Mailach, Robin Schmidt, Mirco Rostamian, Bernd Becker
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78309
https://doi.org/10.1115/GT2022-78309
View Paper titled, The Validation of a Parametric Leading Edge Model for Probabilistic CFD Analyses of Post-Service Compressor Airfoils
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Topics: Airfoils, Compressors, Computational fluid dynamics, Shapes, Rotors, Blades, Electromagnetic scattering, Flow simulation, High pressure (Physics), Jet engines
Proceedings Papers

Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction

Robert Meier zu Ummeln, Antoine Moreau, Markus Schnoes
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78406
https://doi.org/10.1115/GT2022-78406
View Paper titled, Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction
Open the PDF for Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction in another window
Topics: Design, Flow (Dynamics), Noise (Sound), Rotors, Wakes, Turbulence, Acoustics, Aircraft engines, Engines, Flow simulation
Proceedings Papers

Optimization of Fuel Nozzle Diameter in a Novel Cross Flow Lean Direct Injection Burner

Kingshuk Chakraborty, S. R. Chakravarthy
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A030, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59009
https://doi.org/10.1115/GT2021-59009
View Paper titled, Optimization of Fuel Nozzle Diameter in a Novel Cross Flow Lean Direct Injection Burner
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Topics: Combustion, Cross-flow, Fuels, Gas turbines, Jets, Nozzles, Optimization, Swirling flow, Combustion chambers, Flames
Proceedings Papers

Dynamic Mesh Adaption for Scale-Resolving Reacting Flow Simulations

Yu Xia, Phil Stopford, Patrick Sharkey, Ishan Verma
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A038, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59100
https://doi.org/10.1115/GT2021-59100
View Paper titled, Dynamic Mesh Adaption for Scale-Resolving Reacting Flow Simulations
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Topics: Combustion, Diffusion (Physics), Eddies (Fluid dynamics), Ejectors, Flamelet generated manifold, Flames, Flow simulation, Resolution (Optics), Simulation, Stress
Proceedings Papers

Detection of Machinery Failure Signs From Big Time-Series Data Obtained by Flow Simulation of Intermediate-Pressure Steam Turbines

Kazuhiko Komatsu, Hironori Miyazawa, Cheng Yiran, Masayuki Sato, Takashi Furusawa, Satoru Yamamoto, Hiroaki Kobayashi
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T09A002, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58698
https://doi.org/10.1115/GT2021-58698
View Paper titled, Detection of Machinery Failure Signs From Big Time-Series Data Obtained by Flow Simulation of Intermediate-Pressure Steam Turbines
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Topics: Failure, Flow simulation, Machinery, Pressure, Steam turbines, Time series
Proceedings Papers

Analysis of Aeroacoustic Phenomena in Centrifugal Compressors Using a Lattice Boltzmann Flow Simulation Approach

Rahul Phogat, Néstor González Díez, Jan Smeulers, Damiano Casalino, Francesco Avallone
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A001, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14157
https://doi.org/10.1115/GT2020-14157
View Paper titled, Analysis of Aeroacoustic Phenomena in Centrifugal Compressors Using a Lattice Boltzmann Flow Simulation Approach
Open the PDF for Analysis of Aeroacoustic Phenomena in Centrifugal Compressors Using a Lattice Boltzmann Flow Simulation Approach in another window
Topics: Acoustics, Compressors, Flow simulation, Lattice Boltzmann methods, Resonance, Impellers, Flow (Dynamics), Pressure, Vibration, Accounting
Proceedings Papers

Averaging for High Fidelity Modelling: Towards Large Eddy Simulations in Multi-Passage Multi-Row Configurations

L. He
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A030, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15157
https://doi.org/10.1115/GT2020-15157
View Paper titled, Averaging for High Fidelity Modelling: Towards Large Eddy Simulations in Multi-Passage Multi-Row Configurations
Open the PDF for Averaging for High Fidelity Modelling: Towards Large Eddy Simulations in Multi-Passage Multi-Row Configurations in another window
Topics: Blades, Computation, Flow (Dynamics), Flow simulation, Large eddy simulation, Modeling, Resolution (Optics), Scalars, Spacetime, Turbomachinery
Proceedings Papers

Multidisciplinary Design Optimization of a Low-Noise and Efficient Next-Generation Aero-Engine Fan

Robert Jaron, Antoine Moreau, Sébastien Guérin, Lars Enghardt, Timea Lengyel-Kampmann, Tom Otten, Eberhard Nicke
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14580
https://doi.org/10.1115/GT2020-14580
View Paper titled, Multidisciplinary Design Optimization of a Low-Noise and Efficient Next-Generation Aero-Engine Fan
Open the PDF for Multidisciplinary Design Optimization of a Low-Noise and Efficient Next-Generation Aero-Engine Fan in another window
Topics: Aircraft engines, Design, Noise (Sound), Optimization, Engineering simulation, Engines, Reynolds-averaged Navier–Stokes equations, Simulation, Acoustics, Blades
Proceedings Papers

Boundary Layer Flashback Model for Hydrogen Flames in Confined Geometries Including the Effect of Adverse Pressure Gradient

Ólafur H. Björnsson, Sikke A. Klein, Joeri Tober
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A005, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14164
https://doi.org/10.1115/GT2020-14164
View Paper titled, Boundary Layer Flashback Model for Hydrogen Flames in Confined Geometries Including the Effect of Adverse Pressure Gradient
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Topics: Boundary layers, Flames, Hydrogen, Pressure gradient, Diffusers, Flow (Dynamics), Flow separation, Combustion, Computation, Computer simulation
Proceedings Papers

Effect of Turbulence Model on the Prediction of Performance and Span-Wise Mixing in High-Speed Highly-Loaded Multi-Stage Axial-Flow Compressor

Takashi Goto, Tetsuya Oshio, Naoki Tani, Mizuho Aotsuka, Guillaume Pallot, Dai Kato
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT39A022, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91141
https://doi.org/10.1115/GT2019-91141
View Paper titled, Effect of Turbulence Model on the Prediction of Performance and Span-Wise Mixing in High-Speed Highly-Loaded Multi-Stage Axial-Flow Compressor
Open the PDF for Effect of Turbulence Model on the Prediction of Performance and Span-Wise Mixing in High-Speed Highly-Loaded Multi-Stage Axial-Flow Compressor in another window
Topics: Axial flow, Compressors, Turbulence, Simulation, Flow (Dynamics), Eddies (Fluid dynamics), Temperature, Anisotropy, Clearances (Engineering), Computation
Proceedings Papers

Modeling Deposit Erosion in Internal Turbine Cooling Geometries

Nathan D. Libertowski, Gabriel M. Geiger, Jeffrey P. Bons
Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT47A018, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91785
https://doi.org/10.1115/GT2019-91785
View Paper titled, Modeling Deposit Erosion in Internal Turbine Cooling Geometries
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Topics: Cooling, Erosion, Modeling, Turbines, Temperature, Dust, Adhesives, Flow (Dynamics), Flow simulation, Impingement cooling
Proceedings Papers

Comparison of Different CFD Models for Predicting Emissions in an OPRA DLE Combustor

Wilhelmus J. S. Ramaekers, Ferry A. Tap, Thijs W. F. M. Bouten, Lars-Uno Axelsson
Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A019, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91317
https://doi.org/10.1115/GT2019-91317
View Paper titled, Comparison of Different CFD Models for Predicting Emissions in an OPRA DLE Combustor
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Topics: Combustion chambers, Computational fluid dynamics, Emissions, Engineering simulation, Simulation, Stress, Turbulence, Combustion, Cooling, Heat
Proceedings Papers

Non-Axisymmetric Endwall Profiling of a Stator Row in the Presence of the Rotor in a High Pressure Turbine

Abdul Rehman, Bo Liu, Zhenzhe Na, Hao Cheng
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A017, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76070
https://doi.org/10.1115/GT2018-76070
View Paper titled, Non-Axisymmetric Endwall Profiling of a Stator Row in the Presence of the Rotor in a High Pressure Turbine
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Topics: High pressure (Physics), Rotors, Stators, Turbines, Design, Flow (Dynamics), Optimization, Artificial neural networks, Axial flow, Computer software