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Proceedings Papers

Fan Stability With Leading Edge Damage: Blind Prediction and Validation

E. J. Gunn, T. Brandvik, M. J. Wilson, R. Maxwell
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A033, June 7–11, 2021
Paper No: GT2021-59495
DOI: https://doi.org/10.1115/GT2021-59495
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Topics: Damage, Stability, Flow (Dynamics), Engineering simulation, Separation (Technology), Simulation, Stall inception, Supersonic flow, Annulus, Blades
Proceedings Papers

Experimental Investigation of Secondary Flows and Length Reduction for a Low-Pressure Compressor Transition Duct

D. Tsakmakidou, I. Mariah, A. D. Walker, C. Hall, H. Simpson
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A005, June 7–11, 2021
Paper No: GT2021-58879
DOI: https://doi.org/10.1115/GT2021-58879
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Topics: Compressors, Ducts, Flow (Dynamics), Pressure, Engines, Boundary layers, Carbon dioxide, Design, Fuels, Rotors
Proceedings Papers

Loss Characterization of Advanced VIGV Configurations With Adjustable Blade Geometry

Roman G. Frank, Christian Wacker, Reinhard Niehuis
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A002, June 7–11, 2021
Paper No: GT2021-58548
DOI: https://doi.org/10.1115/GT2021-58548
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Topics: Blades, Geometry, Flow (Dynamics), Compressors, Cascades (Fluid dynamics), Chords (Trusses), Deflection, Flow separation, Impellers, Inlet guide vanes
Proceedings Papers

Investigation of a Novel Turbine Housing to Produce a Non-Uniform Spanwise Flow Field at the Inlet to a Mixed Flow Turbine and Provide Variable Geometry Capabilities

Richard Morrison, Charles Stuart, Sung In Kim, Stephen Spence, Andre Starke, Thomas Leonard
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A007, June 7–11, 2021
Paper No: GT2021-59382
DOI: https://doi.org/10.1115/GT2021-59382
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Topics: Flow (Dynamics), Geometry, Turbines, Design, Engines, Flow separation, Rotors, Transients (Dynamics), Turbochargers, Automotive engines
Proceedings Papers

High Efficiency Wind Turbine Using Co-Flow Jet Active Flow Control

Kewei Xu, Gecheng Zha
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T40A003, June 7–11, 2021
Paper No: GT2021-59664
DOI: https://doi.org/10.1115/GT2021-59664
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Topics: Flow (Dynamics), Flow control, Wind turbines, Airfoils, Blades, Flow separation, Turbines, Wind velocity, Adaptive control, Doors
Proceedings Papers

Internal Aerodynamic Performance Evaluation of Double Entrance S-Duct Intake at Moderately High Subsonic Mach Number

Satpreet Sidhu, Asad Asghar, William D. E. Allan, R. A. Stowe, R. Pimentel
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A004, June 7–11, 2021
Paper No: GT2021-58849
DOI: https://doi.org/10.1115/GT2021-58849
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Topics: Ducts, Mach number, Performance evaluation, Pressure, Engines, Aircraft, Air flow, Aircraft propulsion, Computational fluid dynamics, Flow separation
Proceedings Papers

Fan-Intake Coupling With Conventional and Short Intakes

E. J. Gunn, T. Brandvik, M. J. Wilson
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A003, June 7–11, 2021
Paper No: GT2021-58829
DOI: https://doi.org/10.1115/GT2021-58829
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Topics: Annulus, Boundary layers, Computational fluid dynamics, Design, Diffusion (Physics), Drag (Fluid dynamics), Engineering simulation, Engines, Fans, Flow (Dynamics)
Proceedings Papers

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Nicola Rosafio, Simone Salvadori, Daniela Anna Misul, Mirko Baratta, Mauro Carnevale, Christian Saumweber
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A022, June 7–11, 2021
Paper No: GT2021-59663
DOI: https://doi.org/10.1115/GT2021-59663
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Topics: Coolants, Flat plates, Flow (Dynamics), Heat flux, Cooling, Cooling systems, Film cooling, Computer software, Design, Flow separation
Proceedings Papers

Effects of Combustor Enclosure Flow Path on Combustor Design

Alejandro M. Briones, Nathan Thomas, Brent A. Rankin
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A003, September 21–25, 2020
Paper No: GT2020-14127
DOI: https://doi.org/10.1115/GT2020-14127
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Topics: Combustion chambers, Design, Flow (Dynamics), Geometry, Optimization, Cavities, Combustion, Density, Engineering simulation, Experimental design
Proceedings Papers

Investigation on Mixing Characteristics of Methane Fuel in Low Emission Combustor

Enhui Liu, Xiao Liu, Hongtao Zheng, Jinghe Lu, Zhihao Zhang, Binchuan You
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A015, September 21–25, 2020
Paper No: GT2020-14342
DOI: https://doi.org/10.1115/GT2020-14342
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Topics: Combustion chambers, Emissions, Fuels, Methane, Flow (Dynamics), Gas turbines, Pollution, Bridges (Structures), Corners (Structural elements), Flow separation
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
Paper No: GT2020-14164
DOI: https://doi.org/10.1115/GT2020-14164
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Topics: Boundary layers, Flames, Hydrogen, Pressure gradient, Diffusers, Flow (Dynamics), Flow separation, Combustion, Computation, Computer simulation
Proceedings Papers

Bio-Inspired High Pressure Turbine Optimization Strategy for Hybrid-Electric Engines Operating at Off-Design

Paht Juangphanich, Guillermo Paniagua, Vikram Shyam
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A015, September 21–25, 2020
Paper No: GT2020-15368
DOI: https://doi.org/10.1115/GT2020-15368
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Topics: Biomimetics, Design, Engines, High pressure (Physics), Optimization, Turbines, Airfoils, Pressure, Reynolds number, Suction
Proceedings Papers

Effect of the In-Hole Vortical Structures on the Cylindrical-Hole Film-Cooling Effectiveness

Shubham Agarwal, Laurent Gicquel, Florent Duchaine, Nicolas Odier, Jérôme Dombard
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A007, September 21–25, 2020
Paper No: GT2020-14258
DOI: https://doi.org/10.1115/GT2020-14258
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Topics: Film cooling, Vortices, Flow (Dynamics), Accounting, Cooling, Flow separation, Large eddy simulation, Shear (Mechanics), Turbine blades
Proceedings Papers

Numerical Resolution of Compressor Corner Separation Problem

Wei Sun, Zhong-Nan Wang, Liping Xu
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A013, September 21–25, 2020
Paper No: GT2020-14587
DOI: https://doi.org/10.1115/GT2020-14587
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Topics: Compressors, Corners (Structural elements), Resolution (Optics), Separation (Technology), Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Turbulence, Boundary layers, Cascades (Fluid dynamics), Computational fluid dynamics
Proceedings Papers

Influence of Purge Temperature Variation on the Performance of Turbine Center Frames

Patrick Jagerhofer, Andreas Peters, Emil Göttlich, Wolfgang Sanz, Federica Farisco
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A008, September 21–25, 2020
Paper No: GT2020-14502
DOI: https://doi.org/10.1115/GT2020-14502
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Topics: Temperature, Turbines, Flow (Dynamics), Engines, Ducts, Computational fluid dynamics, Cooling, Pressure, Simulation, Turbine components
Proceedings Papers

Control of the Aero-Engine Nacelle Intake Flow Separation Caused by Crosswind Condition Using Plasma Actuation

Haideng Zhang, Yun Wu, Xianjun Yu, Yinghong Li, Qikun He
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A010, September 21–25, 2020
Paper No: GT2020-14444
DOI: https://doi.org/10.1115/GT2020-14444
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Topics: Aircraft engines, Flow separation, Plasmas (Ionized gases), Flow control, Flow (Dynamics), Waves
Proceedings Papers

Influence of Splitter Blades on the Performance of a Single-Stage Centrifugal Compressor With Pressure Ratio 12.0

Wenchao Zhang, Zhenzhong Sun, Baotong Wang, Xinqian Zheng
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A016, September 21–25, 2020
Paper No: GT2020-14733
DOI: https://doi.org/10.1115/GT2020-14733
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Topics: Blades, Compressors, Pressure, Flow (Dynamics), Clearances (Engineering), Flow separation, Shock waves, Chords (Trusses), Computational fluid dynamics, Impellers
Proceedings Papers

Vibration Analyses of an Axial Turbine Wheel With Intentional Mistuning

Bernd Beirow, Arnold Kühhorn, Robby Weber, Frederik Popig
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A009, September 21–25, 2020
Paper No: GT2020-14468
DOI: https://doi.org/10.1115/GT2020-14468
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Topics: Blades, Computer simulation, Damping, Design, Disks, Flow (Dynamics), Flow separation, Flutter (Aerodynamics), Genetic algorithms, Manufacturing
Proceedings Papers

A Large Design Space Multidisciplinary Optimization of a Mixed Flow Micro Gas Turbine Compressor Stage

Thomas Ochabski, Johan van der Spuy, Thomas Hildebrandt
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A001, September 21–25, 2020
Paper No: GT2020-14259
DOI: https://doi.org/10.1115/GT2020-14259
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Topics: Compressors, Design, Flow (Dynamics), Micro gas turbines, Optimization, Diffusers, Pressure, Flow separation, Impellers
Proceedings Papers

Investigation of Recirculating Casing Treatment for Low-Pressure Ratio Mixed-Flow Micro-Compressor

Kewei Xu, Gecheng Zha
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A024, September 21–25, 2020
Paper No: GT2020-15822
DOI: https://doi.org/10.1115/GT2020-15822
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Topics: Compressors, Flow (Dynamics), Pressure, Design, Ducts, Blades, Flow separation, Geometry