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Proceedings Papers

Design and Manufacture of EBC Coated SiC/SiC Nozzle Guide Vanes for High-Pressure Turbines

Fabia Süß, Robin Schöffler, Lion Friedrich, Anna Petersen, Felix Vogel, Martin Frieß, Andrea Ebach-Stahl
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T02A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126286
https://doi.org/10.1115/GT2024-126286
View Paper titled, Design and Manufacture of EBC Coated SiC/SiC Nozzle Guide Vanes for High-Pressure Turbines
Open the PDF for Design and Manufacture of EBC Coated SiC/SiC Nozzle Guide Vanes for High-Pressure Turbines in another window
Topics: Ceramic matrix composites, Coating processes, Coatings, Design, Fibers, High pressure (Physics), Nozzle guide vanes, Silicon, Silicon carbide, Turbines
Proceedings Papers

Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System

Pinaki Pal, James Braun, Yiqing Wang, Venkat Athmanathan, Guillermo Paniagua, Terrence R. Meyer
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A059, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129058
https://doi.org/10.1115/GT2024-129058
View Paper titled, Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System
Open the PDF for Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System in another window
Topics: Combustion, Combustion chambers, Dynamics (Mechanics), Explosions, Flow (Dynamics), Hydrogen, Integrated systems, Stators, Waves, Nozzle guide vanes
Proceedings Papers

Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface

Jia-Jun Hu, Bai-Tao An
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124139
https://doi.org/10.1115/GT2024-124139
View Paper titled, Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface
Open the PDF for Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface in another window
Topics: Diffusion (Physics), Film cooling, Nozzle guide vanes, Suction, Turbines
Proceedings Papers

Sweeping Jet Film Cooling Over the Suction Surface of HP Turbine NGV With Forward and Reversed Hole Configurations

Hitesh Sharma, Chetankumar S. Mistry, Arnab Roy
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A047, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129582
https://doi.org/10.1115/GT2024-129582
View Paper titled, Sweeping Jet Film Cooling Over the Suction Surface of HP Turbine NGV With Forward and Reversed Hole Configurations
Open the PDF for Sweeping Jet Film Cooling Over the Suction Surface of HP Turbine NGV With Forward and Reversed Hole Configurations in another window
Topics: Film cooling, Nozzle guide vanes, Suction, Turbines
Proceedings Papers

Modelling the Film Cooling of a Modern High-Pressure Turbine Nozzle Guide Vane in 3D CFD

Michael Müller, Robin Schöffler, Clemens Grunwitz, Christian Morsbach
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A031, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126684
https://doi.org/10.1115/GT2024-126684
View Paper titled, Modelling the Film Cooling of a Modern High-Pressure Turbine Nozzle Guide Vane in 3D CFD
Open the PDF for Modelling the Film Cooling of a Modern High-Pressure Turbine Nozzle Guide Vane in 3D CFD in another window
Topics: Computational fluid dynamics, Film cooling, High pressure (Physics), Modeling, Nozzle guide vanes, Turbines, Cooling, Errors, Combustion chambers, Eddies (Fluid dynamics)
Proceedings Papers

Numerical Study on the Influence of Purge Slot Shapes on the Film Cooling Performance of Endwall With the Mainstream Swirl

Jinghan Zhang, Gang Xie, Yuzhu Lou, Haiwang Li
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A032, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127007
https://doi.org/10.1115/GT2024-127007
View Paper titled, Numerical Study on the Influence of Purge Slot Shapes on the Film Cooling Performance of Endwall With the Mainstream Swirl
Open the PDF for Numerical Study on the Influence of Purge Slot Shapes on the Film Cooling Performance of Endwall With the Mainstream Swirl in another window
Topics: Adiabatic cooling, Boundary-value problems, Combustion chambers, Cooling, Design, Film cooling, Flames, Flow (Dynamics), Gas turbines, Manufacturing
Proceedings Papers

Numerical Analysis of a Nozzle Guided Vane Filled With Lattice Structures

Ivan Senegaglia, Tommaso Grossi, Giuseppe Macoretta, Bernardo Disma Monelli, Andrea Fardelli, Girolamo Tripoli, Paolo del Turco, Simone Colantoni
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT23A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124246
https://doi.org/10.1115/GT2024-124246
View Paper titled, Numerical Analysis of a Nozzle Guided Vane Filled With Lattice Structures
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Topics: Additive manufacturing, Alloys, Aviation, Design, Energy generation, Engineering simulation, Gas turbines, Geometry, Heat transfer, High temperature
Proceedings Papers

Residual Stress Optimisation for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion

Sébastien Lani, Yogiraj Pardhi, Hossein Ghasemi, Felix Reinert, Andreas Burn, Charles Soothill
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T17A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127715
https://doi.org/10.1115/GT2024-127715
View Paper titled, Residual Stress Optimisation for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion
Open the PDF for Residual Stress Optimisation for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion in another window
Topics: Additive manufacturing, Lasers, Manufacturing, Nozzle guide vanes, Optimization, Stress, Superalloys
Proceedings Papers

Mechanical Behavior of Nozzle Guide Vane Bushing in Absence of Lubrication by Means of Novel Endurance Test Rig

Federico Bucciarelli, Stella Grazia Tomasello, Michelangelo Bellacci, Damaso Checcacci, Antonio Ghiara, Francesco Maestrale, Salvatore Manconi
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A026, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127894
https://doi.org/10.1115/GT2024-127894
View Paper titled, Mechanical Behavior of Nozzle Guide Vane Bushing in Absence of Lubrication by Means of Novel Endurance Test Rig
Open the PDF for Mechanical Behavior of Nozzle Guide Vane Bushing in Absence of Lubrication by Means of Novel Endurance Test Rig in another window
Topics: Bushings, Lubrication, Mechanical behavior, Nozzle guide vanes, Testing
Proceedings Papers

A Simplified Injection Model for Variable Area Turbine Fluidic Throttling

Alexander Spens, Evan J. McFadden, Cole D. Westrick, Jeffrey P. Bons
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121643
https://doi.org/10.1115/GT2024-121643
View Paper titled, A Simplified Injection Model for Variable Area Turbine Fluidic Throttling
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Topics: Computational fluid dynamics, Turbines, Flow (Dynamics), Actuators, Ducts, Nozzle guide vanes, Pressure, Design, Gas turbines, Modeling
Proceedings Papers

Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations

Greta Raina, Yannick Bousquet, David Luquet, Eric Lippinois, Nicolas Binder
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121181
https://doi.org/10.1115/GT2024-121181
View Paper titled, Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations
Open the PDF for Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations in another window
Topics: Engineering simulation, Reynolds-averaged Navier–Stokes equations, Simulation, Turbines, Vortices, Wakes, Flow (Dynamics), Entropy, Nozzle guide vanes, Boundary layers
Proceedings Papers

A Novel Testing Methodology to Predict the Endurance of Ball Joints in Absence of Lubrication at High Temperature

Federico Bucciarelli, Giuseppe Macoretta, Bernardo Disma Monelli, Marco Beghini, Federico Conforti, Michelangelo Bellacci, Enrico Giusti
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A017, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102586
https://doi.org/10.1115/GT2023-102586
View Paper titled, A Novel Testing Methodology to Predict the Endurance of Ball Joints in Absence of Lubrication at High Temperature
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Topics: High temperature, Lubrication, Nozzle guide vanes, Testing
Proceedings Papers

Design of a New Bench for High Temperature Static and Endurance Testing of Nozzle Guide Vane Bushing

Federico Bucciarelli, Enrico Giusti, Michelangelo Bellacci, Damaso Checcacci, Francesco Maestrale, Salvatore Manconi
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A018, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102595
https://doi.org/10.1115/GT2023-102595
View Paper titled, Design of a New Bench for High Temperature Static and Endurance Testing of Nozzle Guide Vane Bushing
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Topics: Bushings, Design, High temperature, Nozzle guide vanes, Testing
Proceedings Papers

Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint

Anna Petersen, Michael Hilfer
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101889
https://doi.org/10.1115/GT2023-101889
View Paper titled, Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint
Open the PDF for Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint in another window
Topics: Boundary layers, High pressure (Physics), Paints, Temperature, Turbines, Separation (Technology), Surface roughness, Nozzle guide vanes, Aerodynamics, Computer simulation
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes

Sofia Galeotti, Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102549
https://doi.org/10.1115/GT2023-102549
View Paper titled, Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes
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Topics: Heat transfer coefficients, Nozzle guide vanes, Suction, Film cooling, Pressure, Cascades (Fluid dynamics), Computer simulation, Databases, Free stream turbulence, Gas flow
Proceedings Papers

Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101625
https://doi.org/10.1115/GT2023-101625
View Paper titled, Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges
Open the PDF for Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges in another window
Topics: Engines, Flow (Dynamics), Gages, Heat transfer, Thin films, Temperature profiles, Nozzle guide vanes, Temperature, Combustion chambers, Heat transfer coefficients
Proceedings Papers

ECAT+: A Second-Generation High-Temperature Engine Component Aerothermal Facility at the University of Oxford

Andrew Messenger, James Cartlidge, Nafiz Chowdhury, Frédéric Goenaga, Thomas Povey
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102935
https://doi.org/10.1115/GT2023-102935
View Paper titled, ECAT+: A Second-Generation High-Temperature Engine Component Aerothermal Facility at the University of Oxford
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Topics: Engines, High temperature, Turbines, Design, Temperature, Transients (Dynamics), Combustion chambers, Coolants, Heating, Compressors
Proceedings Papers

Active Fluidic Control of a Nozzle Guide Vane Throat

Alexander Spens, Jeffrey P. Bons
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101856
https://doi.org/10.1115/GT2023-101856
View Paper titled, Active Fluidic Control of a Nozzle Guide Vane Throat
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Topics: Nozzle guide vanes, Turbines, Flow (Dynamics), Nozzles, Pressure, Suction, Blocks (Building materials), Cycles, Design, Flow control
Proceedings Papers

A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization

Robin Schöffler, Clemens Grunwitz, Robin G. Brakmann
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103061
https://doi.org/10.1115/GT2023-103061
View Paper titled, A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization
Open the PDF for A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization in another window
Topics: Cooling, Design, Optimization, Turbines, Coolants, Flow (Dynamics), Temperature distribution, Chain, Geometry, Aerodynamic flow
Proceedings Papers

Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80388
https://doi.org/10.1115/GT2022-80388
View Paper titled, Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation
Open the PDF for Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation in another window
Topics: Heat transfer, High pressure (Physics), Rotors, Test facilities, Transients (Dynamics), Turbines, Nozzle guide vanes, Gages, Heat flux, Temperature profiles