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Proceedings Papers

Dissipation in Skewed Boundary Layers

Robert Peacock, Graham Pullan, Masha Folk
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A027, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125855
https://doi.org/10.1115/GT2024-125855
View Paper titled, Dissipation in Skewed Boundary Layers
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Topics: Boundary layers, Energy dissipation, Turbines
Proceedings Papers

Effect of Blade Row Interaction on Rotor Film Cooling

James Brind, Graham Pullan
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT12A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90961
https://doi.org/10.1115/GT2019-90961
View Paper titled, Effect of Blade Row Interaction on Rotor Film Cooling
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Topics: Blades, Film cooling, Rotors, Boundary-value problems, Computation, Cooling, Momentum, Turbines, Wakes, Design
Journal Articles

Secondary Flow Control in Low Aspect Ratio Vanes Using Splitters

Christopher J. Clark, Graham Pullan, Eric Curtis, Frederic Goenaga
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2017, 139(9): 091003.
Paper No: TURBO-16-1304
https://doi.org/10.1115/1.4036190
Published Online: April 11, 2017
View Article titled, Secondary Flow Control in Low Aspect Ratio Vanes Using Splitters
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Topics: Boundary layers, Design, Flow (Dynamics), Kinetic energy, Nozzle guide vanes, Pressure, Turbines, Vortices, Geometry, Chords (Trusses)
Proceedings Papers

Secondary Flow Control in Low Aspect Ratio Vanes Using Splitters

Christopher Clark, Graham Pullan, Eric Curtis, Frederic Goenaga
Proc. ASME. GT2016, Volume 2B: Turbomachinery, V02BT38A023, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56625
https://doi.org/10.1115/GT2016-56625
View Paper titled, Secondary Flow Control in Low Aspect Ratio Vanes Using Splitters
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Topics: Annulus, Boundary layers, Computation, Design, Engines, Flow (Dynamics), Flow control, Geometry, Kinetic energy, Pareto optimization
Journal Articles

Improving Intermediate Pressure Turbine Performance by Using a Nonorthogonal Stator

Sungho Yoon, John Denton, Eric Curtis, John Longley, Graham Pullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2014, 136(2): 021012.
Paper No: TURBO-13-1015
https://doi.org/10.1115/1.4023941
Published Online: September 26, 2013
View Article titled, Improving Intermediate Pressure Turbine Performance by Using a Nonorthogonal Stator
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Topics: Stators, Turbines, Design, Pressure, Rotors, Flow (Dynamics)
Proceedings Papers

A Numerical Investigation Into the Sources of Endwall Loss in Axial Flow Turbines

John Denton, Graham Pullan
Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 1417-1430, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69173
https://doi.org/10.1115/GT2012-69173
View Paper titled, A Numerical Investigation Into the Sources of Endwall Loss in Axial Flow Turbines
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Topics: Axial flow, Turbines, Boundary layers, Flow (Dynamics), Blades, Cascades (Fluid dynamics), Rotors, Stators, Computational fluid dynamics, Computational methods
Journal Articles

Influence of Film Cooling Hole Angles and Geometries on Aerodynamic Loss and Net Heat Flux Reduction

Chia Hui Lim, Graham Pullan, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2013, 135(5): 051019.
Paper No: TURBO-12-1134
https://doi.org/10.1115/1.4023088
Published Online: June 28, 2013
View Article titled, Influence of Film Cooling Hole Angles and Geometries on Aerodynamic Loss and Net Heat Flux Reduction
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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Heat flux, Geometry, Pressure, Entropy
Journal Articles

Stall Warning by Blade Pressure Signature Analysis

Anna Young, Ivor Day, Graham Pullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2013, 135(1): 011033.
Paper No: TURBO-11-1182
https://doi.org/10.1115/1.4006426
Published Online: October 30, 2012
View Article titled, Stall Warning by Blade Pressure Signature Analysis
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Topics: Blades, Clearances (Engineering), Compressors, Flow (Dynamics), Pressure, Annulus
Proceedings Papers

Influence of Film Cooling Hole Angles and Geometries on Aerodynamic Loss and Net Heat Flux Reduction

Chia Hui Lim, Graham Pullan, Peter Ireland
Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 353-367, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45721
https://doi.org/10.1115/GT2011-45721
View Paper titled, Influence of Film Cooling Hole Angles and Geometries on Aerodynamic Loss and Net Heat Flux Reduction
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Topics: Film cooling, Heat flux, Coolants, Design, Flow (Dynamics), Geometry, Engineers, Flat plates, Heat transfer, Momentum
Proceedings Papers

Stall Warning by Blade Pressure Signature Analysis

Anna Young, Ivor Day, Graham Pullan
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 1589-1599, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45850
https://doi.org/10.1115/GT2011-45850
View Paper titled, Stall Warning by Blade Pressure Signature Analysis
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Topics: Blades, Pressure, Clearances (Engineering), Flow (Dynamics), Compressors, Aircraft engines, Annulus, Cycles, Flight, Flow instability
Journal Articles

Estimating the Loss Associated With Film Cooling for a Turbine Stage

Chia Hui Lim, Graham Pullan, John Northall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021011.
https://doi.org/10.1115/1.4003255
Published Online: June 27, 2011
View Article titled, Estimating the Loss Associated With Film Cooling for a Turbine Stage
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Topics: Blades, Coolants, Cooling, Entropy, Flow (Dynamics), Rotors, Turbines, Film cooling, Nozzle guide vanes, Pressure
Proceedings Papers

Estimating the Loss Associated With Film Cooling for a Turbine Stage

Chia Hui Lim, Graham Pullan, John Northall
Proc. ASME. GT2010, Volume 4: Heat Transfer, Parts A and B, 1401-1413, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22327
https://doi.org/10.1115/GT2010-22327
View Paper titled, Estimating the Loss Associated With Film Cooling for a Turbine Stage
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Topics: Film cooling, Turbines, Flow (Dynamics), Coolants, Entropy, Computational fluid dynamics, High pressure (Physics), Temperature
Journal Articles

An Accelerated 3D Navier–Stokes Solver for Flows in Turbomachines

Tobias Brandvik, Graham Pullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2011, 133(2): 021025.
https://doi.org/10.1115/1.4001192
Published Online: October 27, 2010
View Article titled, An Accelerated 3D Navier–Stokes Solver for Flows in Turbomachines
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Topics: Computational fluid dynamics, Flow (Dynamics), Graphics processing units, Turbomachinery, Simulation, Leakage, Algorithms, Turbines
Proceedings Papers

Improving Intermediate Pressure Turbine Performance by Using a Non-Orthogonal Stator

Sungho Yoon, John Denton, Eric Curtis, John Longley, Graham Pullan
Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 895-904, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59415
https://doi.org/10.1115/GT2009-59415
View Paper titled, Improving Intermediate Pressure Turbine Performance by Using a Non-Orthogonal Stator
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Topics: Pressure, Stators, Turbines, Rotors, Flow (Dynamics), Boundary layers, Design, Diffusion (Physics), Ducts, Mach number
Proceedings Papers

An Accelerated 3D Navier-Stokes Solver for Flows in Turbomachines

Tobias Brandvik, Graham Pullan
Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 619-629, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-60052
https://doi.org/10.1115/GT2009-60052
View Paper titled, An Accelerated 3D Navier-Stokes Solver for Flows in Turbomachines
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Topics: Flow (Dynamics), Turbomachinery, Graphics processing units, Leakage, Simulation, Turbines
Proceedings Papers

The Influence of Sweep on Axial Flow Turbine Aerodynamics in the Endwall Region

Graham Pullan, Neil W. Harvey
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 735-747, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27750
https://doi.org/10.1115/GT2007-27750
View Paper titled, The Influence of Sweep on Axial Flow Turbine Aerodynamics in the Endwall Region
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Topics: Aerodynamics, Axial flow, Turbines, Blades, Flow (Dynamics), Design, Pressure
Proceedings Papers

An Experimental and Computational Study of the Formation of a Streamwise Shed Vortex in a Turbine Stage

Graham Pullan, John Denton, Michael Dunkley
Proc. ASME. GT2002, Volume 5: Turbo Expo 2002, Parts A and B, 71-79, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30331
https://doi.org/10.1115/GT2002-30331
View Paper titled, An Experimental and Computational Study of the Formation of a Streamwise Shed Vortex in a Turbine Stage
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Topics: Turbines, Vortices, Nozzle guide vanes, Shear (Mechanics), Blades, Flow (Dynamics), Stators, Aircraft, Design, Flow visualization
Proceedings Papers

Secondary Flows and Loss Caused by Blade Row Interaction in a Turbine Stage

Graham Pullan
Proc. ASME. GT2004, Volume 5: Turbo Expo 2004, Parts A and B, 1247-1257, June 14–17, 2004
Publisher: American Society of Mechanical Engineers
Paper No: GT2004-53743
https://doi.org/10.1115/GT2004-53743
View Paper titled, Secondary Flows and Loss Caused by Blade Row Interaction in a Turbine Stage
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Topics: Blades, Flow (Dynamics), Turbines, Rotors, Stators, Vortices, Simulation, Boundary-value problems, Computation, Fluids
Proceedings Papers

The Interaction of Turbine Inter-Platform Leakage Flow With the Mainstream Flow

Kevin Reid, John Denton, Graham Pullan, Eric Curtis, John Longley
Proc. ASME. GT2005, Volume 6: Turbo Expo 2005, Parts A and B, 429-437, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-68151
https://doi.org/10.1115/GT2005-68151
View Paper titled, The Interaction of Turbine Inter-Platform Leakage Flow With the Mainstream Flow
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Topics: Flow (Dynamics), Leakage flows, Turbines, Leakage, Nozzle guide vanes, Aircraft engines, Chords (Trusses), Engineering simulation, Physics, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

The Importance of Shroud Leakage Modelling in Multistage Turbine Flow Calculations

Budimir Rosic, John D. Denton, Graham Pullan
Proc. ASME. GT2005, Volume 6: Turbo Expo 2005, Parts A and B, 561-570, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-68459
https://doi.org/10.1115/GT2005-68459
View Paper titled, The Importance of Shroud Leakage Modelling in Multistage Turbine Flow Calculations
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Topics: Flow (Dynamics), Leakage, Modeling, Turbines, Cavities, Clearances (Engineering), Blades, Leakage flows