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Proceedings Papers

A Reduction Technique for the Calculation of the Forced Response of Bladed Disks in Presence of Contact Mistuning at Blade Root Joints

Valeria Pinto, Giuseppe Battiato, Christian M. Firrone
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A031, June 13–17, 2022
Paper No: GT2022-83289
DOI: https://doi.org/10.1115/GT2022-83289
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Topics: Blades, Disks, Manufacturing, Computer software, Degrees of freedom, Design, Engineering simulation, Finite element analysis, Simulation, Uncertainty
Proceedings Papers

Robust Probabilistic Analysis of Deterioration-Induced Aeroelasticity in an Axial Turbine

Lennart Stania, Joerg R. Seume
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A006, June 13–17, 2022
Paper No: GT2022-82628
DOI: https://doi.org/10.1115/GT2022-82628
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Topics: Aeroelasticity, Turbines, Blades, Engineering simulation, Sensitivity analysis, Simulation, Vibration, Damping, High cycle fatigue, Airfoils
Proceedings Papers

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Niklas Maroldt, Joerg R. Seume, Lukas Schwerdt, Lars Panning von-Scheidt, Jörg Wallaschek, Ricarda Berger, Raimund Rolfes
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A007, June 13–17, 2022
Paper No: GT2022-81090
DOI: https://doi.org/10.1115/GT2022-81090
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Topics: Compressors, Modeling, Vibration, Rotors, Blades, Damping, Engineering simulation, Fatigue life, High cycle fatigue, Simulation
Proceedings Papers

Design of a 1MW Direct-Fired Oxy Combustor for sCO 2 Power Cycles

Steve White, Grey Berry, Brian Connolly
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A007, June 13–17, 2022
Paper No: GT2022-81747
DOI: https://doi.org/10.1115/GT2022-81747
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Topics: Combustion chambers, Design, Thermodynamic power cycles, Temperature, Carbon dioxide, Combustion, Cycles, Emissions, Engineering simulation, Fossil fuels
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
DOI: https://doi.org/10.1115/GT2022-82177
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Topics: Boundary layers, Flow (Dynamics), Aerodynamics, Pressure, Aircraft, Annulus, Design, Emissions, Engineering simulation, Fuels
Proceedings Papers

Leakage Flow Impact on Shrouded Stator Cavity Flow Topology and Associated High Speed Axial Compressor Stage Performance

Cedric Babin, Xavier Ottavy, Fabrizio Fontaneto
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A035, June 13–17, 2022
Paper No: GT2022-82868
DOI: https://doi.org/10.1115/GT2022-82868
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Topics: Cavity flows, Compressors, Leakage flows, Stators, Topology, Cavities, Design, Boundary layers, Engineering simulation, Fluid dynamics
Proceedings Papers

Extending Highly Loaded Axial Fan Operability Range Through Novel Blade Design

Diego I. Lopez, Tiziano Ghisu, Timoleon Kipouros, Shahrokh Shahpar, Mark Wilson
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A016, June 13–17, 2022
Paper No: GT2022-81748
DOI: https://doi.org/10.1115/GT2022-81748
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Topics: Blades, Design, Momentum, Clearances (Engineering), Stability, Computer simulation, Compressors, Computation, Engineering simulation, Leakage flows
Proceedings Papers

Unsteady Structure of Compressor Tip Leakage Flows

Joshua M. Maynard, Andrew P. S. Wheeler, James V. Taylor, Roger Wells
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A003, June 13–17, 2022
Paper No: GT2022-78371
DOI: https://doi.org/10.1115/GT2022-78371
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Topics: Compressors, Leakage flows, Flow (Dynamics), Blades, Corners (Structural elements), Engineering simulation, Simulation, Turbulence, Unsteady flow, Bubbles
Proceedings Papers

Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion

Ritangshu Giri, Mark G. Turner
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A017, June 13–17, 2022
Paper No: GT2022-81878
DOI: https://doi.org/10.1115/GT2022-81878
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Topics: Boundary layers, Rotors, Inlet guide vanes, Blades, High cycle fatigue, Pressure, Shock (Mechanics), Shock waves, Vortices, Wakes
Proceedings Papers

Design of a Blowing Type Flow Treatment to Complement Casing Treatments for Compact High-Pressure Compressor Rear Stages

Christian P. Köhler, Christofer Kendall-Torry, Christian Helcig, Volker Gümmer
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A002, June 13–17, 2022
Paper No: GT2022-78311
DOI: https://doi.org/10.1115/GT2022-78311
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Topics: Compressors, Design, Flow (Dynamics), High pressure (Physics), Rotors, Stators, Corners (Structural elements), Delays, Engineering simulation, Experimental design
Proceedings Papers

Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets

Andrew M. Bedke, Tyler Adams, Steve E. Gorrell
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A019, June 13–17, 2022
Paper No: GT2022-82031
DOI: https://doi.org/10.1115/GT2022-82031
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Topics: Stall inception, Aircraft, Vortices, Blades, Chords (Trusses), Fans, Flow (Dynamics), Shock (Mechanics), Annulus, Clearances (Engineering)
Proceedings Papers

Experimental and Computational Investigation of an Advanced Casing Treatment in a Single Stage High Speed Compressor

Nicholas H. Maher, Mark H. Ross, Scott C. Morris, Stephan Priebe, Giridhar Jothiprasad, David Allan, G. Scott McNulty, Michael Macrorie
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A042, June 13–17, 2022
Paper No: GT2022-83459
DOI: https://doi.org/10.1115/GT2022-83459
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Topics: Compressors, Rotors, Design, Engineering simulation, Pressure, Simulation, Computer simulation, Flow (Dynamics), Inlet guide vanes, Physics
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
DOI: https://doi.org/10.1115/GT2022-82348
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Topics: Design, Nozzles, Rocket engines, Turbines, Internal flow, Energy dissipation, Flow (Dynamics), Simulation results, Engineering simulation, Flight
Proceedings Papers

Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring

Lukas Schäflein, Johannes Janssen, Henri Brandies, Peter Jeschke, Stephan Behre
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A001, June 13–17, 2022
Paper No: GT2022-78057
DOI: https://doi.org/10.1115/GT2022-78057
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Topics: Airfoils, Flow (Dynamics), Turbines, Probes, Stators, Cavities, Computer simulation, Engineering simulation, Optimization, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Predicting and Validating Spatial Distributions of Particulate Deposition in Gas Turbine Components

Jack G. Gaskell, Nikul Vadgama, Florian Y. A. Villain, Simon Beal, Matthew McGilvray, David R. H. Gillespie, Benjamin Littley
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A004, June 13–17, 2022
Paper No: GT2022-79511
DOI: https://doi.org/10.1115/GT2022-79511
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Topics: Gas turbines, Particulate matter, Computational fluid dynamics, Modeling, Discrete element methods, Turbulence, Cooling, Collisions (Physics), Computer software, Damage
Proceedings Papers

Numerical Investigation on Radial Turbines Aerodynamics Aimed at the Definition of Design Rules for Industrial Applications

Fabrizio Lottini, Michele Marconcini, Andrea Arnone, Davide Biliotti, Lorenzo Toni
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A009, June 13–17, 2022
Paper No: GT2022-82266
DOI: https://doi.org/10.1115/GT2022-82266
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Topics: Aerodynamics, Design, Turbines, Metals, Wheels, Geometry, Stiffness, Flow (Dynamics), Turbochargers, Computational fluid dynamics
Proceedings Papers

Profile Loss Reduction of High Lift Turbine Blades With Rough and Ribbed Surfaces

S. M. Ananth, Massimiliano Nardini, Aditya Vaid, Richard D. Sandberg, Nagabhushana Rao Vadlamani
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A026, June 13–17, 2022
Paper No: GT2022-82558
DOI: https://doi.org/10.1115/GT2022-82558
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Topics: Surface roughness, Turbine blades, Blades, Turbulence, Boundary layers, Pressure gradient, Separation (Technology), Suction, Boundary layer turbulence, Bubbles
Proceedings Papers

Assessment of RANS Turbulence Models on Simplified Geometries Representative of Turbine Blade Tip Shroud Flow

Fatih Uncu, Benjamin François, Nicolas Buffaz, Sébastien Le Guyader
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A007, June 13–17, 2022
Paper No: GT2022-80681
DOI: https://doi.org/10.1115/GT2022-80681
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Topics: Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Turbine blades, Turbulence, Blades, Eddies (Fluid dynamics), Engineering simulation, Kinetic energy, Pressure, Reynolds stress
Proceedings Papers

Numerical Investigation of Particle Deposition in Double Wall Effusion Cooled Systems

Florian Y. A. Villain, Nikul Vadgama, Jack G. Gaskell, Peter T. Ireland, Matthew McGilvray, David R. H. Gillespie
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A008, June 13–17, 2022
Paper No: GT2022-81157
DOI: https://doi.org/10.1115/GT2022-81157
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Topics: Particulate matter, Cooling, Cooling systems, Blades, Discrete element methods, Dust, Aircraft engines, Computational fluid dynamics, Computer software, Diamonds
Proceedings Papers

Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements

Xu Zhu, Fangyuan Lou, Kai Zhou, Xinqian Zheng
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A033, June 13–17, 2022
Paper No: GT2022-83509
DOI: https://doi.org/10.1115/GT2022-83509
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Topics: Approximation, Flow (Dynamics), High pressure (Physics), Turbines, Wavelets, Temperature, Cooling, Temperature distribution, Engines, Annulus