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Proceedings Papers

Assessing Transfer Matrix Models and Measurements Using Acoustic Energy Conservation Principles

Véranika Latour, Preethi Rajendram Soundararajan, Daniel Durox, Antoine Renaud, Sébastien Candel
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A046, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102035
https://doi.org/10.1115/GT2023-102035
View Paper titled, Assessing Transfer Matrix Models and Measurements Using Acoustic Energy Conservation Principles
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Topics: Acoustics, Dynamics (Mechanics), Ejectors, Energy conservation, Modeling, Combustion, Ducts, Electromagnetic scattering, Energy dissipation, Flow (Dynamics)
Proceedings Papers

Impact of Preheating on Flame Stabilization and NOx Emissions From a Dual Swirl Hydrogen Injector

Hervé Magnes, Sylvain Marragou, Andrea Aniello, Laurent Selle, Thierry Poinsot, Thierry Schuller
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A064, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103992
https://doi.org/10.1115/GT2023-103992
View Paper titled, Impact of Preheating on Flame Stabilization and NOx Emissions From a Dual Swirl Hydrogen Injector
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Topics: Ejectors, Emissions, Flames, Hydrogen, Nitrogen oxides, Shapes, Temperature, Air flow, Combustion chambers, Thermal energy
Proceedings Papers

Large Eddy Simulation of Hydrogen Flame Stabilization in a Reheat Gas Turbine Combustor

Ethan Cartwright, Chao Xu
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A062, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103942
https://doi.org/10.1115/GT2023-103942
View Paper titled, Large Eddy Simulation of Hydrogen Flame Stabilization in a Reheat Gas Turbine Combustor
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Topics: Combustion chambers, Flames, Gas turbines, Hydrogen, Large eddy simulation, Fuels, Heat transfer, Chemistry, Computer simulation, Design
Proceedings Papers

Effect of a Passive Flow Control Device on the Performance of an S-Duct Inlet in High Subsonic Flow

Courtney Rider, Asad Asghar, William D. E. Allan, Grant Ingram, Robert Stowe, Rogerio Pimentel
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A038, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104104
https://doi.org/10.1115/GT2023-104104
View Paper titled, Effect of a Passive Flow Control Device on the Performance of an S-Duct Inlet in High Subsonic Flow
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Topics: Ducts, Flow control, Subsonic flow, Separation (Technology), Computational fluid dynamics, Pressure, Diffusers, Simulation, Aerodynamics, Airfoils
Proceedings Papers

Synergies and Trade-Offs in Hybrid Propulsion Systems Through Physics-Based Electrical Component Modelling

Dimitrios Bermperis, Elissaios Ntouvelos, Mavroudis D. Kavvalos, Stavros Vouros, Konstantinos G. Kyprianidis, Anestis I. Kalfas
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102211
https://doi.org/10.1115/GT2023-102211
View Paper titled, Synergies and Trade-Offs in Hybrid Propulsion Systems Through Physics-Based Electrical Component Modelling
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Topics: Electrical components, Modeling, Physics, Propulsion systems, Tradeoffs, Design, Power systems (Machinery), Batteries, Electricity (Physics), Aircraft
Proceedings Papers

Effect of Entrance Cross-Section on Bulk Swirl and Performance of an S-Duct Inlet in High Subsonic Flow

Ben Gilbart, Asad Asghar, William D. E. Allan, Robert Stowe, Rogerio Pimentel, Timothy Pistun
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A040, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104188
https://doi.org/10.1115/GT2023-104188
View Paper titled, Effect of Entrance Cross-Section on Bulk Swirl and Performance of an S-Duct Inlet in High Subsonic Flow
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Topics: Ducts, Subsonic flow, Flow (Dynamics), Pressure, Engines, Additive manufacturing, Aircraft engines, Diffusion (Physics), High pressure (Physics), Mach number
Proceedings Papers

Structural Assessment of Instrumented Parts for Gas Turbine Flange to Flange

Aparna Satheesh, Abhimanyu Soman, Babu Santhanagopala Krishnan, Mallikarjuna Reddy Peddi, Sambandam Manoharan
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103394
https://doi.org/10.1115/GT2023-103394
View Paper titled, Structural Assessment of Instrumented Parts for Gas Turbine Flange to Flange
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Topics: Flanges, Gas turbines, Design, Probes, Robustness, Accelerometers, Cables, Clearances (Engineering), Data acquisition, Diaphragms (Mechanical devices)
Proceedings Papers

Historical Developments in Fan Technologies for Aeroengines

Ernesto Benini, Chetankumar Mistry, Aspi R. Wadia
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101639
https://doi.org/10.1115/GT2023-101639
View Paper titled, Historical Developments in Fan Technologies for Aeroengines
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Topics: Aerodynamics, Architecture, Blades, Chords (Trusses), Ducts, Engines, Fuel consumption, Pressure, Rotors, Stability
Proceedings Papers

A Toolbox for the Preliminary Aerodynamic Design of Highly Loaded Annular S-Shaped Transition Ducts

A. Veyrat, J. F. Carrotte, A. D. Walker, H. G. Simpson
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102234
https://doi.org/10.1115/GT2023-102234
View Paper titled, A Toolbox for the Preliminary Aerodynamic Design of Highly Loaded Annular S-Shaped Transition Ducts
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Topics: Annulus, Design, Ducts, Pressure, Computational fluid dynamics, Compressors, Carbon, Databases, Dimensions, Emissions
Proceedings Papers

Short Ducted Fan Diffusers With Integral Splitter Blades

Rory D. Hine, Judith R. Farman, Sam D. Grimshaw, James V. Taylor
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102165
https://doi.org/10.1115/GT2023-102165
View Paper titled, Short Ducted Fan Diffusers With Integral Splitter Blades
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Topics: Blades, Diffusers, Ducts, Optimization
Proceedings Papers

On the Secondary Flow System of an Aggressive Inter Compressor Duct

Stefan Fritz, T. Dygutsch, A. Kasper, A. Hergt, S. Grund, J. Flamm, M. Lejon, Harsimar Sahota
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102479
https://doi.org/10.1115/GT2023-102479
View Paper titled, On the Secondary Flow System of an Aggressive Inter Compressor Duct
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Topics: Compressors, Design, Ducts, Flow (Dynamics)
Proceedings Papers

NASA Small Engine Components Compressor Test Facility: High Efficiency Centrifugal Compressor Vaneless Diffuser and Transition Duct Configurations

Herbert M. Harrison, Ezra O. McNichols, Matthew R. Blaha
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A018, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103128
https://doi.org/10.1115/GT2023-103128
View Paper titled, NASA Small Engine Components Compressor Test Facility: High Efficiency Centrifugal Compressor Vaneless Diffuser and Transition Duct Configurations
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Topics: Compressors, Ducts, Engines, NASA, Test facilities, Vaneless diffusers
Proceedings Papers

Secondary Flow Patterns Through a Turbine Vane Frame

Mattia Graiff, Marian Staggl, Christian Wakelam, Anna-Lisa Laufer, Emil Göttlich
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102390
https://doi.org/10.1115/GT2023-102390
View Paper titled, Secondary Flow Patterns Through a Turbine Vane Frame
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Topics: Flow (Dynamics), Turbines, Blades, Cascades (Fluid dynamics), Design, Ducts, High pressure (Physics), Machine dynamics, Pressure, Stress
Proceedings Papers

Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine

Apostolos Spanelis, Paul A. Denman, Ian Mariah, A. Duncan Walker
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102260
https://doi.org/10.1115/GT2023-102260
View Paper titled, Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine
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Topics: Aerodynamics, Compressors, Ducts, Engines, Pressure, Struts (Engineering), Turbofans
Proceedings Papers

Convergence of Dynamic Mode Decomposition As an Assessment Criteria for Completion of Internal, Unsteady Flow Simulations

Amelia George, Jeff Defoe
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101480
https://doi.org/10.1115/GT2023-101480
View Paper titled, Convergence of Dynamic Mode Decomposition As an Assessment Criteria for Completion of Internal, Unsteady Flow Simulations
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Topics: Simulation, Unsteady flow, Algorithms, Computational fluid dynamics, Flow (Dynamics), Computation, Cylinders, Transients (Dynamics), Airfoils, Ducts
Proceedings Papers

Aerothermal Simulations and Testing of an Air-Cooled APU Bay

Léandre Ostino, Sébastien Combébias, Jacques Demolis
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100596
https://doi.org/10.1115/GT2023-100596
View Paper titled, Aerothermal Simulations and Testing of an Air-Cooled APU Bay
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Topics: Aircraft, Computational fluid dynamics, Computer simulation, Convection, Cooling, Ducts, Ejectors, Electric power generation, Engineering simulation, Engines
Proceedings Papers

On the Effect of Purge Air on the Aerodynamic Performance of a State-of-the-Art Turbine-Rear-Frame Guide Vane

Malte Schien, Christian Wakelam, Mattia Graiff, Emil Göttlich, Andreas Marn
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101915
https://doi.org/10.1115/GT2023-101915
View Paper titled, On the Effect of Purge Air on the Aerodynamic Performance of a State-of-the-Art Turbine-Rear-Frame Guide Vane
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Topics: Cavities, Guide vanes, Turbines, Turbomachinery, Fluids, Temperature, Flow (Dynamics), Pressure, Thermal efficiency, Aerodynamics
Proceedings Papers

Unsteady Investigation of Intermediate Turbine Ducts Under the Influence of Purge Flows

Filippo Merli, Nicolas Krajnc, Asim Hafizovic, Malte Schien, Emil Göttlich
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104211
https://doi.org/10.1115/GT2023-104211
View Paper titled, Unsteady Investigation of Intermediate Turbine Ducts Under the Influence of Purge Flows
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Topics: Ducts, Flow (Dynamics), Turbines, Engines, Turbofans, Pressure, Rotors, Unsteady flow, Aerodynamic flow, Cavities
Proceedings Papers

Analysis of the Bifurcating Duct of an Inlet Particle Separator in Transonic Flow Conditions

Marco Castaldi, Ignacio Mayo, Jacques Demolis, Frank Eulitz
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A031, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103506
https://doi.org/10.1115/GT2023-103506
View Paper titled, Analysis of the Bifurcating Duct of an Inlet Particle Separator in Transonic Flow Conditions
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Topics: Computational fluid dynamics, Ducts, Particulate matter, Pressure, Shock (Mechanics), Transonic flow
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