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Journal Articles

Three-Dimensional Blade Stacking Strategies and Understanding of Flow Physics in Low-Pressure Steam Turbines—Part II: Stacking Equivalence and Differentiators

Said Havakechian, John Denton
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2016, 138(6): 062601.
Paper No: GTP-15-1352
https://doi.org/10.1115/1.4031642
Published Online: November 17, 2015
View Article titled, Three-Dimensional Blade Stacking Strategies and Understanding of Flow Physics in Low-Pressure Steam Turbines—Part II: Stacking Equivalence and Differentiators
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Topics: Blades, Flow (Dynamics), Pressure, Stators, Design, Mach number, Steam turbines
Journal Articles

Three-Dimensional Blade-Stacking Strategies and Understanding of Flow Physics in Low-Pressure Steam Turbines—Part I: Three-Dimensional Stacking Mechanisms

Said Havakechian, John Denton
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2016, 138(5): 052603.
Paper No: GTP-15-1353
https://doi.org/10.1115/1.4031597
Published Online: November 3, 2015
View Article titled, Three-Dimensional Blade-Stacking Strategies and Understanding of Flow Physics in Low-Pressure Steam Turbines—Part I: Three-Dimensional Stacking Mechanisms
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Topics: Blades, Flow (Dynamics), Pressure, Stators, Mach number, Rotors, Design
Proceedings Papers

3D Blade Stacking Strategies and Understanding of Flow Physics in Low Pressure Steam Turbines: Part I — 3D Stacking Mechanisms

Said Havakechian, John Denton
Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A019, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42591
https://doi.org/10.1115/GT2015-42591
View Paper titled, 3D Blade Stacking Strategies and Understanding of Flow Physics in Low Pressure Steam Turbines: Part I — 3D Stacking Mechanisms
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Topics: Blades, Flow (Dynamics), Physics, Pressure, Steam turbines, Stators, Aerodynamics, Angular momentum, Computational fluid dynamics, Design
Proceedings Papers

3D Blade Stacking Strategies and Understanding of Flow Physics in Low Pressure Steam Turbines: Part II — Stacking Equivalence and Differentiators

Said Havakechian, John Denton
Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A039, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-44125
https://doi.org/10.1115/GT2015-44125
View Paper titled, 3D Blade Stacking Strategies and Understanding of Flow Physics in Low Pressure Steam Turbines: Part II — Stacking Equivalence and Differentiators
Open the PDF for 3D Blade Stacking Strategies and Understanding of Flow Physics in Low Pressure Steam Turbines: Part II — Stacking Equivalence and Differentiators in another window
Topics: Blades, Flow (Dynamics), Physics, Pressure, Steam turbines, Guide vanes, Computational fluid dynamics, Design, Modeling, Optimization
Journal Articles

The Effect of Clearance on Shrouded and Unshrouded Turbines at Two Levels of Reaction

Sungho Yoon, Eric Curtis, John Denton, John Longley
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2014, 136(2): 021013.
Paper No: TURBO-13-1022
https://doi.org/10.1115/1.4023942
Published Online: September 26, 2013
View Article titled, The Effect of Clearance on Shrouded and Unshrouded Turbines at Two Levels of Reaction
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Topics: Clearances (Engineering), Leakage, Turbines, Flow (Dynamics), Rotors
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
Proceedings Papers

The Effect of Clearance on Shrouded and Unshrouded Turbines at Two Levels of Reaction

Sungho Yoon, Eric Curtis, John Denton, John Longley
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 1231-1241, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22541
https://doi.org/10.1115/GT2010-22541
View Paper titled, The Effect of Clearance on Shrouded and Unshrouded Turbines at Two Levels of Reaction
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Topics: Clearances (Engineering), Turbines, Leakage, Flow (Dynamics), Rotors, Kinetic energy, Physics
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 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

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

Improving the Performance of a Turbine With Low Aspect Ratio Stators by Aft-Loading

Graham Pullan, John Denton, Eric Curtis
Proc. ASME. GT2005, Volume 6: Turbo Expo 2005, Parts A and B, 579-589, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-68548
https://doi.org/10.1115/GT2005-68548
View Paper titled, Improving the Performance of a Turbine With Low Aspect Ratio Stators by Aft-Loading
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Topics: Stators, Turbines, Nozzle guide vanes, Flow (Dynamics), Vortices, Blades, Computational fluid dynamics, Computer simulation, Engineering design processes, Entropy
Proceedings Papers

The Effect of Stator-Rotor Hub Sealing Flow on the Mainstream Aerodynamics of a Turbine

Kevin Reid, John Denton, Graham Pullan, Eric Curtis, John Longley
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 789-798, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90838
https://doi.org/10.1115/GT2006-90838
View Paper titled, The Effect of Stator-Rotor Hub Sealing Flow on the Mainstream Aerodynamics of a Turbine
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Topics: Aerodynamics, Flow (Dynamics), Rotors, Sealing (Process), Stators, Turbines, Sealants, Engineering simulation, Entropy, Fluids
Proceedings Papers

Reducing the Perfomance Penalty Due to Turbine Inter-Platform Gaps

Kevin Reid, John Denton, Graham Pullan, Eric Curtis, John Longley
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 799-808, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90839
https://doi.org/10.1115/GT2006-90839
View Paper titled, Reducing the Perfomance Penalty Due to Turbine Inter-Platform Gaps
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Topics: Turbines, Design, Aerodynamics, Aircraft engines, Chords (Trusses), Leakage flows, Nozzle guide vanes
Journal Articles

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

Kevin Reid, John Denton, Graham Pullan, Eric Curtis, John Longley
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. April 2007, 129(2): 303–310.
https://doi.org/10.1115/1.2162592
Published Online: February 1, 2005
View Article titled, The Interaction of Turbine Inter-Platform Leakage Flow With the Mainstream Flow
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Topics: Annulus, Computational fluid dynamics, Flow (Dynamics), Leakage, Leakage flows, Nozzle guide vanes, Turbines, Blades
Journal Articles

Improving the Performance of a Turbine With Low Aspect Ratio Stators by Aft-Loading

Graham Pullan, John Denton, Eric Curtis
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. July 2006, 128(3): 492–499.
https://doi.org/10.1115/1.2182000
Published Online: March 1, 2004
View Article titled, Improving the Performance of a Turbine With Low Aspect Ratio Stators by Aft-Loading
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Topics: Blades, Nozzle guide vanes, Rotors, Turbines, Design, Pressure, Flow (Dynamics), Entropy, Stators
Journal Articles

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

Graham Pullan, John Denton, Michael Dunkley
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. April 2003, 125(2): 291–297.
https://doi.org/10.1115/1.1545766
Published Online: April 23, 2003
View Article titled, An Experimental and Computational Study of the Formation of a Streamwise Shed Vortex in a Turbine Stage
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Topics: Nozzle guide vanes, Shear (Mechanics), Turbines, Vortices, Yaw, Blades, Flow visualization, Flow (Dynamics), Simulation, Stators