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Proceedings Papers

Axisymmetric Tip Gap Profiling in a Shroudless Axial Turbine

M. Abda, M. G. Rose

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A002, September 21–25, 2020

Paper No: GT2020-14301

DOI: https://doi.org/10.1115/GT2020-14301

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Topics: Turbines, Flow (Dynamics), Leakage, Blades, Design, Leakage flows, Pressure, Rotors, Vortices, Bubbles

Proceedings Papers

Formation and Evolution of Rayleigh-Bénard Streaks in Rotating Cavities

M. R. Puttock-Brown, M. G. Rose

Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A016, June 11–15, 2018

Paper No: GT2018-75497

DOI: https://doi.org/10.1115/GT2018-75497

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Topics: Cavities, Aircraft engines, Boundary-value problems, Flow (Dynamics), Heat transfer, Pressure gradient, Turbulence

Proceedings Papers

Experimental and Computational Investigation of Rayleigh-Bénard Flow in the Rotating Cavities of a Core Compressor

M. R. Puttock-Brown, M. G. Rose, C. A. Long

Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT15A032, June 26–30, 2017

Paper No: GT2017-64884

DOI: https://doi.org/10.1115/GT2017-64884

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Topics: Cavities, Compressors, Flow (Dynamics), Natural convection, Simulation, Aircraft engines, Cavity flows, Gas turbines, Heat transfer, High pressure (Physics)

Proceedings Papers

Heat Transfer to Rotating Turbine Blades in a Flow Undisturbed by Wakes

T. Garside, R. W. Moss, R. W. Ainsworth, S. N. Dancer, M. G. Rose

Proc. ASME. GT1994, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A013, June 13–16, 1994

Paper No: 94-GT-094

DOI: https://doi.org/10.1115/94-GT-094

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Topics: Flow (Dynamics), Heat transfer, Turbine blades, Wakes, Blades, Computational fluid dynamics, Rotors, Boundary layers, Nozzle guide vanes, Turbulence

Proceedings Papers

Non-Axisymmetric Endwall Profiling in a Turbine Rotor Blade

J. C. Hartland, D. G. Gregory-Smith, M. G. Rose

Proc. ASME. GT1998, Volume 1: Turbomachinery, V001T01A130, June 2–5, 1998

Paper No: 98-GT-525

DOI: https://doi.org/10.1115/98-GT-525

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Topics: Blades, Rotors, Turbines, Pressure, Computational fluid dynamics, Flow (Dynamics), Cascades (Fluid dynamics), Coolants, Design, Leakage

Proceedings Papers

Non-Axisymmetric Turbine End Wall Design: Part II — Experimental Validation

J. C. Hartland, D. G. Gregory-Smith, N. W. Harvey, M. G. Rose

Proc. ASME. GT1999, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A050, June 7–10, 1999

Paper No: 99-GT-338

DOI: https://doi.org/10.1115/99-GT-338

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Topics: Design, Turbines, Flow (Dynamics), Computational fluid dynamics, Cascades (Fluid dynamics), Blades, Pressure, Turbulence, Vortices

Proceedings Papers

Improving the Efficiency of the Trent 500 HP Turbine Using Non-Axisymmetric End Walls: Part 1 — Turbine Design

G. Brennan, N. W. Harvey, M. G. Rose, N. Fomison, M. D. Taylor

Proc. ASME. GT2001, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A066, June 4–7, 2001

Paper No: 2001-GT-0444

DOI: https://doi.org/10.1115/2001-GT-0444

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Topics: Design, Turbines, Airfoils, Cascades (Fluid dynamics), Engines, Rotors, Shapes

Proceedings Papers

Improving the Efficiency of the Trent 500 HP Turbine Using Non-Axisymmetric End Walls: Part II — Experimental Validation

M. G. Rose, N. W. Harvey, P. Seaman, D. A. Newman, D. McManus

Proc. ASME. GT2001, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A081, June 4–7, 2001

Paper No: 2001-GT-0505

DOI: https://doi.org/10.1115/2001-GT-0505

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Topics: Turbines, Design, Flow (Dynamics), Axial flow, Blades, Cascades (Fluid dynamics), Computational fluid dynamics, Design methodology, Rotors, Testing

Proceedings Papers

On the Unsteady Formation of Secondary Flow Inside a Rotating Turbine Blade Passage

C. M. Schneider, D. Schrack, M. Kuerner, M. G. Rose, S. Staudacher, Y. Guendogdu, U. Freygang

Proc. ASME. GT2013, Volume 6C: Turbomachinery, V06CT42A001, June 3–7, 2013

Paper No: GT2013-94091

DOI: https://doi.org/10.1115/GT2013-94091

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Topics: Flow (Dynamics), Turbine blades, Rotors, Turbines, Nozzle guide vanes, Pressure, Probes, Design, Engines, Mirrors

Proceedings Papers

Unsteady Secondary Flow in a Low Pressure Turbine With Integrated 3D Design

D. Schrack, C. M. Schneider, M. Fraas, M. G. Rose, S. Staudacher, K. Engel

Proc. ASME. GT2013, Volume 6A: Turbomachinery, V06AT36A036, June 3–7, 2013

Paper No: GT2013-95700

DOI: https://doi.org/10.1115/GT2013-95700

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Topics: Design, Flow (Dynamics), Pressure, Turbines, Rotors, Aerodynamics, Aircraft engines, Aircraft propulsion, Computational fluid dynamics, Nozzle guide vanes

Journal Articles

On the Unsteady Formation of Secondary Flow Inside a Rotating Turbine Blade Passage

C. M. Schneider, D. Schrack, M. Kuerner, M. G. Rose, S. Staudacher, Y. Guendogdu, U. Freygang

J. Turbomach. June 2014, 136(6): 061004.

Paper No: TURBO-13-1133

DOI: https://doi.org/10.1115/1.4025582

Published Online: November 8, 2013

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Topics: Flow (Dynamics), Rotors, Nozzle guide vanes, Probes, Vorticity

Proceedings Papers

Unsteady Rotor Hub Passage Vortex Behavior in the Presence of Purge Flow in an Axial Low Pressure Turbine

P. Jenny, R. S. Abhari, M. G. Rose, M. Brettschneider, K. Engel, J. Gier

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 2687-2698, June 11–15, 2012

Paper No: GT2012-69256

DOI: https://doi.org/10.1115/GT2012-69256

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Topics: Flow (Dynamics), Pressure, Rotors, Turbines, Vortices, Blades, Entropy, Probes, Computation, Cooling

Proceedings Papers

On the Assessment of Turbine Efficiency From Experimental Data for Low Pressure Turbines at Low Reynolds Numbers

C. Schneider, M. G. Rose, S. Staudacher, A. Heisler, F. Lippl, I. Raab

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 1487-1496, June 11–15, 2012

Paper No: GT2012-69435

DOI: https://doi.org/10.1115/GT2012-69435

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Topics: Pressure, Reynolds number, Turbines, Design, Measurement systems, Resolution (Optics), Computational fluid dynamics, Flow (Dynamics), Machinery, Probes

Journal Articles

Unsteady Rotor Hub Passage Vortex Behavior in the Presence of Purge Flow in an Axial Low Pressure Turbine

P. Jenny, R. S. Abhari, M. G. Rose, M. Brettschneider, K. Engel, J. Gier

J. Turbomach. September 2013, 135(5): 051022.

Paper No: TURBO-12-1167

DOI: https://doi.org/10.1115/1.4007837

Published Online: June 28, 2013

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Topics: Flow (Dynamics), Pressure, Rotors, Turbines, Vortices, Blades, Particulate matter

Journal Articles

A Low Pressure Turbine With Profiled Endwalls and Purge Flow Operating With a Pressure Side Bubble

P. Jenny, R. S. Abhari, M. G. Rose, M. Brettschneider, J. Gier

J. Turbomach. November 2012, 134(6): 061038.

DOI: https://doi.org/10.1115/1.4006303

Published Online: September 17, 2012

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Topics: Flow (Dynamics), Pressure, Rotors, Turbines, Bubbles, Blades

Proceedings Papers

A Low Pressure Turbine With Profiled End Walls and Purge Flow Operating With a Pressure Side Bubble

P. Jenny, R. S. Abhari, M. G. Rose, M. Brettschneider, J. Gier

Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 851-863, June 6–10, 2011

Paper No: GT2011-46309

DOI: https://doi.org/10.1115/GT2011-46309

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Topics: Bubbles, Flow (Dynamics), Pressure, Turbines, Rotors, Blades, Computation, Engineering simulation, Engines, Entropy

Journal Articles

Influence of Rim Seal Purge Flow on the Performance of an Endwall-Profiled Axial Turbine

P. Schuepbach, R. S. Abhari, M. G. Rose, J. Gier

J. Turbomach. April 2011, 133(2): 021011.

DOI: https://doi.org/10.1115/1.4000578

Published Online: October 21, 2010

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Topics: Design, Flow (Dynamics), Pressure, Rotors, Turbines, Blades, Vortices, Computation, Vorticity

Proceedings Papers

Influence of Rim Seal Purge Flow on Performance of an Endwall-Profiled Axial Turbine

P. Schuepbach, R. S. Abhari, M. G. Rose, J. Gier

Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 943-956, June 8–12, 2009

Paper No: GT2009-59653

DOI: https://doi.org/10.1115/GT2009-59653

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Topics: Flow (Dynamics), Turbines, Rotors, Design, Jets, Pressure, Vortices, Suction, Vorticity, Annulus

Journal Articles

Effects of Suction and Injection Purge-Flow on the Secondary Flow Structures of a High-Work Turbine

P. Schuepbach, R. S. Abhari, M. G. Rose, T. Germain, I. Raab, J. Gier

J. Turbomach. April 2010, 132(2): 021021.

DOI: https://doi.org/10.1115/1.4000485

Published Online: January 21, 2010

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Topics: Flow (Dynamics), Pressure, Rotors, Turbines, Vortices

Journal Articles

Improving Efficiency of a High Work Turbine Using Nonaxisymmetric Endwalls—Part II: Time-Resolved Flow Physics

P. Schüpbach, R. S. Abhari, M. G. Rose, T. Germain, I. Raab, J. Gier

J. Turbomach. April 2010, 132(2): 021008.

DOI: https://doi.org/10.1115/1.3103926

Published Online: January 12, 2010

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Topics: Energy dissipation, Flow (Dynamics), Pressure, Rotors, Stators, Turbines, Vortices, Vorticity, Physics, Blades

Journal citation

NARROW

Axisymmetric Tip Gap Profiling in a Shroudless Axial Turbine

Formation and Evolution of Rayleigh-Bénard Streaks in Rotating Cavities

Experimental and Computational Investigation of Rayleigh-Bénard Flow in the Rotating Cavities of a Core Compressor

Heat Transfer to Rotating Turbine Blades in a Flow Undisturbed by Wakes

Non-Axisymmetric Endwall Profiling in a Turbine Rotor Blade

Non-Axisymmetric Turbine End Wall Design: Part II — Experimental Validation

Improving the Efficiency of the Trent 500 HP Turbine Using Non-Axisymmetric End Walls: Part 1 — Turbine Design

Improving the Efficiency of the Trent 500 HP Turbine Using Non-Axisymmetric End Walls: Part II — Experimental Validation

On the Unsteady Formation of Secondary Flow Inside a Rotating Turbine Blade Passage

Unsteady Secondary Flow in a Low Pressure Turbine With Integrated 3D Design

On the Unsteady Formation of Secondary Flow Inside a Rotating Turbine Blade Passage

Unsteady Rotor Hub Passage Vortex Behavior in the Presence of Purge Flow in an Axial Low Pressure Turbine

On the Assessment of Turbine Efficiency From Experimental Data for Low Pressure Turbines at Low Reynolds Numbers

Unsteady Rotor Hub Passage Vortex Behavior in the Presence of Purge Flow in an Axial Low Pressure Turbine

A Low Pressure Turbine With Profiled Endwalls and Purge Flow Operating With a Pressure Side Bubble

A Low Pressure Turbine With Profiled End Walls and Purge Flow Operating With a Pressure Side Bubble

Influence of Rim Seal Purge Flow on the Performance of an Endwall-Profiled Axial Turbine

Influence of Rim Seal Purge Flow on Performance of an Endwall-Profiled Axial Turbine

Effects of Suction and Injection Purge-Flow on the Secondary Flow Structures of a High-Work Turbine

Improving Efficiency of a High Work Turbine Using Nonaxisymmetric Endwalls—Part II: Time-Resolved Flow Physics

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