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Proceedings Papers

Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation - Detailed Numerical Investigation

Fernando Biagioli, Holger Luebcke, Ammar Lamraoui, Khawar J. Syed, André Theuer
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A025, June 13–17, 2022
Paper No: GT2022-82592
https://doi.org/10.1115/GT2022-82592
View Paper titled, Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation - Detailed Numerical Investigation
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Topics: Combustion, Combustion chambers, Emissions, Flames, Gas turbines, Temperature, Fuels, Mach number, Flow (Dynamics), Pressure drop
Proceedings Papers

Optimum Injector Parameters for Thermoacoustic Stability in a Multi-Nozzle Can Combustion System

Vishal Acharya
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A051, June 13–17, 2022
Paper No: GT2022-83392
https://doi.org/10.1115/GT2022-83392
View Paper titled, Optimum Injector Parameters for Thermoacoustic Stability in a Multi-Nozzle Can Combustion System
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Topics: Combustion systems, Ejectors, Nozzles, Stability
Proceedings Papers

Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application

Michael Marshall, Meysam Akbari, Ji-Cheng Zhao, Kevin Hoopes
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A015, June 13–17, 2022
Paper No: GT2022-82301
https://doi.org/10.1115/GT2022-82301
View Paper titled, Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application
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Topics: Additive manufacturing, Design, Temperature, Thermodynamic power cycles, Flow (Dynamics), Heat transfer, Lasers, Containment, Creep, Heat exchangers
Proceedings Papers

Effects of Sideslip Direction on a Rear Fuselage Boundary Layer Ingesting Fan

Alejandro Castillo Pardo, Cesare A. Hall
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A024, June 13–17, 2022
Paper No: GT2022-82177
https://doi.org/10.1115/GT2022-82177
View Paper titled, Effects of Sideslip Direction on a Rear Fuselage Boundary Layer Ingesting Fan
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Topics: Boundary layers, Flow (Dynamics), Aerodynamics, Pressure, Aircraft, Annulus, Design, Emissions, Engineering simulation, Fuels
Proceedings Papers

Particle Deposition on HPT Nozzle: Full 3D Investigation and Secondary Flows Effect

Nicola Casari, Stefano Oliani, Michele Pinelli, Alessio Suman, Mauro Carnevale
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A010, June 13–17, 2022
Paper No: GT2022-81715
https://doi.org/10.1115/GT2022-81715
View Paper titled, Particle Deposition on HPT Nozzle: Full 3D Investigation and Secondary Flows Effect
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Topics: Flow (Dynamics), Nozzles, Particulate matter, Simulation, Adhesion, Extruding, Gas turbines, Geometry, High pressure (Physics), Machinery
Proceedings Papers

Influence of the Convergent-Divergent Nozzles Arrangement Parameters on Aerodynamic Losses and Overall Supersonic Turbine Performance

Leonid Moroz, Maksym Burlaka, Aleksandr Yudin
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A031, June 13–17, 2022
Paper No: GT2022-83387
https://doi.org/10.1115/GT2022-83387
View Paper titled, Influence of the Convergent-Divergent Nozzles Arrangement Parameters on Aerodynamic Losses and Overall Supersonic Turbine Performance
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Topics: Design, Nozzles, Turbines
Proceedings Papers

Numerical Investigation at Nominal and Off-Design Operations Of a Supersonic Turbine for Liquid Rocket Engines With Full and Partial Admission Nozzles

Keita Yamamoto, Satoshi Ukai, Osamu Fukasawa, Taro Fukuda, Hideyo Negishi
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A021, June 13–17, 2022
Paper No: GT2022-82348
https://doi.org/10.1115/GT2022-82348
View Paper titled, Numerical Investigation at Nominal and Off-Design Operations Of a Supersonic Turbine for Liquid Rocket Engines With Full and Partial Admission Nozzles
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Topics: Design, Nozzles, Rocket engines, Turbines, Internal flow, Energy dissipation, Flow (Dynamics), Simulation results, Engineering simulation, Flight
Proceedings Papers

Effect of Temperature and Velocity on Microparticle Erosion/Deposition Into Environmental-Barrier-Coated CMC for Aeroengines

Yoji Okita, Masaya Suzuki, Takashi Yamane, Jun Hasegawa, Yosuke Mizokami, Takeshi Nakamura
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A002, June 13–17, 2022
Paper No: GT2022-79366
https://doi.org/10.1115/GT2022-79366
View Paper titled, Effect of Temperature and Velocity on Microparticle Erosion/Deposition Into Environmental-Barrier-Coated CMC for Aeroengines
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Topics: Ceramic matrix composites, Erosion, Microparticles, Temperature, Damage, Design, Sands, Blasting, Coating processes, Coatings
Proceedings Papers

Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model

Michaela R. Beierl, Damian M. Vogt, Magnus Fischer, Tobias R. Müller, Kwok Kai So
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A013, June 13–17, 2022
Paper No: GT2022-82452
https://doi.org/10.1115/GT2022-82452
View Paper titled, Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model
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Topics: Computer simulation, Engines, Excitation, Nozzles, Turbines, Turbochargers, High cycle fatigue, Blades, Combustion, Contamination
Proceedings Papers

On the Use of Kinetic-Energy Balance for the Feature-Based Mesh Adaptation Applied to Large-Eddy Simulation in Complex Geometries

Adrien Grenouilloux, Guillaume Balarac, Julien Leparoux, Vincent Moureau, Ghislain Lartigue, Pierre Bénard, Renaud Mercier, Paul Ferrey
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A006, June 13–17, 2022
Paper No: GT2022-80315
https://doi.org/10.1115/GT2022-80315
View Paper titled, On the Use of Kinetic-Energy Balance for the Feature-Based Mesh Adaptation Applied to Large-Eddy Simulation in Complex Geometries
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Topics: Kinetic energy, Large eddy simulation, Flow (Dynamics), Jets, Momentum, Nozzles, Resolution (Optics)
Proceedings Papers

Design Optimization of Integrated Anti-Rotation Feature for Power Turbine Nozzles

Abhimanyu Soman, Simone Colantoni
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A003, June 13–17, 2022
Paper No: GT2022-78254
https://doi.org/10.1115/GT2022-78254
View Paper titled, Design Optimization of Integrated Anti-Rotation Feature for Power Turbine Nozzles
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Topics: Design, Nozzles, Optimization, Rotation, Turbines
Proceedings Papers

Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach

Simone Giaccherini, Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Arnone
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A007, June 13–17, 2022
Paper No: GT2022-81984
https://doi.org/10.1115/GT2022-81984
View Paper titled, Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach
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Topics: Acoustics, Cavities, Resonance, Design, Emissions, Engineering simulation, Noise (Sound), Simulation, Absorption, Air traffic control
Proceedings Papers

Select Trade-Offs in Parallel Hybrid Turboprop Cycle Design

Michael Sielemann, Mavroudis D. Kavvalos, Nithish Selvan, Jim Claesson, Konstantinos Kyprianidis
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A014, June 13–17, 2022
Paper No: GT2022-81629
https://doi.org/10.1115/GT2022-81629
View Paper titled, Select Trade-Offs in Parallel Hybrid Turboprop Cycle Design
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Topics: Cycles, Design, Tradeoffs, Gas turbines, Machinery, Aircraft, Electricity (Physics), Fuel consumption, Propellers, Turbines
Proceedings Papers

Effects on Sustainability by Redesign of a 1° Stage Gas Turbine Nozzle Ring From Investment Casting to Additive Manufacturing: A Life Cycle Environmental Impact Comparison

Luca Fantaccione, Angela Serra, Giulio Buia, Pietro Bartocci, Sergio Gandini, Francesco Fantozzi
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A002, June 13–17, 2022
Paper No: GT2022-78256
https://doi.org/10.1115/GT2022-78256
View Paper titled, Effects on Sustainability by Redesign of a 1° Stage Gas Turbine Nozzle Ring From Investment Casting to Additive Manufacturing: A Life Cycle Environmental Impact Comparison
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Topics: Additive manufacturing, Carbon, Cycles, Gas turbines, Investment casting (Process), Investment castings, Nozzles, Sustainability
Proceedings Papers

Development of a Dynamic Turbine Expansion Model Using a Paired Thermofluid and FEA Methodology

Michael Ross, Wim Fuls
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A001, June 13–17, 2022
Paper No: GT2022-78258
https://doi.org/10.1115/GT2022-78258
View Paper titled, Development of a Dynamic Turbine Expansion Model Using a Paired Thermofluid and FEA Methodology
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Topics: Finite element analysis, Modeling, Steam turbines, Thermofluids, Turbines, Temperature, Clearances (Engineering), Coal, Nozzles, Power stations
Proceedings Papers

Experimental Investigation of CH 4 -Humid Air Flame Characteristic of a Novel Micromix Concept Model Burner

Ce Liu, Weiwei Shao, Zhedian Zhang
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A053, June 13–17, 2022
Paper No: GT2022-81919
https://doi.org/10.1115/GT2022-81919
View Paper titled, Experimental Investigation of CH 4 -Humid Air Flame Characteristic of a Novel Micromix Concept Model Burner
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Topics: Combustion, Emissions, Flames, Methane, Nitrogen oxides, Combustion chambers, Cycles, Steam, Temperature, Atmospheric pressure
Proceedings Papers

Sound Generation in Multicomponent Nozzle Flows With Dissipation

Animesh Jain, Luca Magri
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A018, June 13–17, 2022
Paper No: GT2022-80431
https://doi.org/10.1115/GT2022-80431
View Paper titled, Sound Generation in Multicomponent Nozzle Flows With Dissipation
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Topics: Energy dissipation, Flow (Dynamics), Nozzles, Friction, Combustion, Combustion chambers, Geometry, Noise (Sound), Acoustics, Aircraft engines
Proceedings Papers

Experimental Investigation of Interactions Between Two Closely Spaced Azimuthal Modes in a Multi-Nozzle Can Combustor

Jeong-Won Kim, Tony John, Subodh Adhikari, David Wu, Benjamin Emerson, Vishal Acharya, Timothy Lieuwen, Mitsunori Isono, Toshihiko Saito
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A023, June 13–17, 2022
Paper No: GT2022-80725
https://doi.org/10.1115/GT2022-80725
View Paper titled, Experimental Investigation of Interactions Between Two Closely Spaced Azimuthal Modes in a Multi-Nozzle Can Combustor
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Topics: Combustion chambers, Nozzles
Proceedings Papers

Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

Byeonguk Ahn, Kyu Tae Kim
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A012, June 13–17, 2022
Paper No: GT2022-79706
https://doi.org/10.1115/GT2022-79706
View Paper titled, Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames
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Topics: Combustion, Flames, Sprays, Pressure, Diffusion flames, Flow (Dynamics), Heat, Oscillations, Atmospheric pressure, Combustion chambers
Proceedings Papers

Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments

Sadiya Tabassum, Michael Hilfer, Robin G. Brakmann, Christian Morsbach, Christian Willert, Marcel Matha, Michael Schroll
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A011, June 13–17, 2022
Paper No: GT2022-81749
https://doi.org/10.1115/GT2022-81749
View Paper titled, Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments
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Topics: Computational fluid dynamics, Impingement cooling, Modeling, Turbulence, Jets, Engineering simulation, Reynolds-averaged Navier–Stokes equations, Simulation, Flat plates, Flux (Metallurgy)