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Journal Articles

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Karen A. Thole, Reid A. Berdanier, Christopher Robak

J. Turbomach. March 2023, 145(3): 031014.

Paper No: TURBO-22-1240

DOI: https://doi.org/10.1115/1.4055748

Published Online: November 3, 2022

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Topics: Cavities, Flow (Dynamics), Transients (Dynamics), Temperature, Pressure, Turbines, Wheels

Journal Articles

On the Simulation and Spectral Analysis of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine

Georg Geiser, Jens Wellner, Edmund Kügeler, Anton Weber, Anselm Moors

J. Turbomach. May 2019, 141(5): 051012.

Paper No: TURBO-18-1281

DOI: https://doi.org/10.1115/1.4041820

Published Online: January 25, 2019

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Topics: Blades, Flow (Dynamics), Flow separation, Pressure, Simulation, Turbines, Turbulence, Wheels, Fluctuations (Physics), Separation (Technology)

Journal Articles

The Effect of Manufacturing Variations on Unsteady Interaction in a Transonic Turbine

John P. Clark, Joseph A. Beck, Alex A. Kaszynski, Angela Still, Ron-Ho Ni

J. Turbomach. May 2018, 140(6): 061007.

Paper No: TURBO-17-1197

DOI: https://doi.org/10.1115/1.4039361

Published Online: April 30, 2018

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Topics: Airfoils, Blades, Computational fluid dynamics, Geometry, Manufacturing, Pressure, Turbines, Shock (Mechanics), Wheels, Design

Journal Articles

Experimental and Numerical Verification of an Optimization of a Fast Rotating High-Performance Radial Compressor Impeller

M. Elfert, A. Weber, D. Wittrock, A. Peters, C. Voss, E. Nicke

J. Turbomach. October 2017, 139(10): 101007.

Paper No: TURBO-17-1015

DOI: https://doi.org/10.1115/1.4036357

Published Online: May 9, 2017

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Topics: Blades, Compressors, Design, Flow (Dynamics), Impellers, Optimization, Pressure, Computational fluid dynamics, Wheels

Journal Articles

Thermomechanical Analysis of Transient Temperatures in a Radial Turbine Wheel

Mathias Diefenthal, Piotr Łuczyński, Christian Rakut, Manfred Wirsum, Tom Heuer

J. Turbomach. September 2017, 139(9): 091001.

Paper No: TURBO-16-1189

DOI: https://doi.org/10.1115/1.4036104

Published Online: April 11, 2017

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Topics: Fluids, Heat transfer, Stress, Temperature, Thermal shock, Thermomechanics, Transients (Dynamics), Turbines, Wheels, Heating

Journal Articles

Unsteady Computational Fluid Dynamic Analysis of the Behavior of Guide Vane Trailing‐Edge Injection and Its Effects on Downstream Rotor Performance in a Francis Hydroturbine

Bryan J. Lewis, John M. Cimbala

J. Turbomach. August 2015, 137(8): 081001.

Paper No: TURBO-14-1157

DOI: https://doi.org/10.1115/1.4029427

Published Online: August 1, 2015

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Topics: Blades, Computational fluid dynamics, Flow (Dynamics), Gates (Closures), Hydraulic turbines, Turbines, Simulation, Jets, Rotors, Guide vanes

Journal Articles

A Three-Dimensional Computational Study of Pulsating Flow Inside a Double Entry Turbine

Peter Newton, Ricardo Martinez-Botas, Martin Seiler

J. Turbomach. March 2015, 137(3): 031001.

Paper No: TURBO-14-1116

DOI: https://doi.org/10.1115/1.4028217

Published Online: September 30, 2014

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Topics: Computational fluid dynamics, Cycles, Entropy, Flow (Dynamics), Pressure, Rotors, Turbines, Pulsatile flow, Wheels

Journal Articles

Performance of a Finned Turbine Rim Seal

Carl M. Sangan, James A. Scobie, J. Michael Owen, Gary D. Lock, Kok Mun Tham, Vincent P. Laurello

J. Turbomach. November 2014, 136(11): 111008.

Paper No: TURBO-14-1162

DOI: https://doi.org/10.1115/1.4028116

Published Online: August 26, 2014

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Topics: Flow (Dynamics), Pressure, Sealing (Process), Turbines, Wheels, Annulus, Engines

Journal Articles

Effect of Ingestion on Temperature of Turbine Disks

Oliver J. Pountney, Carl M. Sangan, Gary D. Lock, J. Michael Owen

J. Turbomach. September 2013, 135(5): 051010.

Paper No: TURBO-12-1087

DOI: https://doi.org/10.1115/1.4007503

Published Online: June 26, 2013

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Topics: Flow (Dynamics), Heat transfer, Rotors, Sealing (Process), Stators, Temperature, Wheels, Disks, Uncertainty, Fluids

Journal Articles

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part III: Single and Double Seals

Carl M. Sangan, Oliver J. Pountney, James A. Scobie, Mike Wilson, J. Michael Owen, Gary D. Lock

J. Turbomach. September 2013, 135(5): 051011.

Paper No: TURBO-12-1088

DOI: https://doi.org/10.1115/1.4007504

Published Online: June 26, 2013

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Topics: Clearances (Engineering), Engines, Flow (Dynamics), Sealing (Process), Stators, Turbines, Wheels, Annulus, Pressure

Journal Articles

Forced Response Analyses of Mistuned Radial Inflow Turbines

Thomas Giersch, Peter Hönisch, Bernd Beirow, Arnold Kühhorn

J. Turbomach. May 2013, 135(3): 031034.

Paper No: TURBO-12-1161

DOI: https://doi.org/10.1115/1.4007512

Published Online: March 25, 2013

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Topics: Blades, Damping, Excitation, Flow (Dynamics), Inflow, Turbines, Vibration, Resonance, Wheels

Journal Articles

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part I: Externally Induced Ingress

Carl M. Sangan, Oliver J. Pountney, Kunyuan Zhou, Mike Wilson, J. Michael Owen, Gary D. Lock

J. Turbomach. March 2013, 135(2): 021012.

Paper No: TURBO-11-1229

DOI: https://doi.org/10.1115/1.4006609

Published Online: November 8, 2012

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Topics: Annulus, Clearances (Engineering), Engines, Flow (Dynamics), Pressure, Sealing (Process), Turbines, Wheels, Blades, Design

Journal Articles

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part II: Rotationally Induced Ingress

Carl M. Sangan, Oliver J. Pountney, Kunyuan Zhou, J. Michael Owen, Mike Wilson, Gary D. Lock

J. Turbomach. March 2013, 135(2): 021013.

Paper No: TURBO-11-1098

DOI: https://doi.org/10.1115/1.4006586

Published Online: November 8, 2012

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Topics: Clearances (Engineering), Flow (Dynamics), Sealing (Process), Wheels, Turbines

Journal Articles

Statistical and Theoretical Models of Ingestion Through Turbine Rim Seals

Kunyuan Zhou, Simon N. Wood, J. Michael Owen

J. Turbomach. March 2013, 135(2): 021014.

Paper No: TURBO-11-1223

DOI: https://doi.org/10.1115/1.4006601

Published Online: November 1, 2012

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Topics: Clearances (Engineering), Fittings, Flow (Dynamics), Maximum likelihood estimation, Pressure, Sealing (Process), Turbines, Wheels, Annulus, Engines

Journal Articles

Large Eddy Simulation of the Unsteady Flow in a Radial Compressor Operating Near Surge

Fredrik Hellstrom, Ephraim Gutmark, Laszlo Fuchs

J. Turbomach. September 2012, 134(5): 051006.

DOI: https://doi.org/10.1115/1.4003816

Published Online: May 8, 2012

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Topics: Compressors, Diffusers, Flow (Dynamics), Pressure, Wheels, Surges, Blades, Large eddy simulation, Geometry

Journal Articles

Prediction of Ingress Through Turbine Rim Seals—Part II: Combined Ingress

J. Michael Owen, Oliver Pountney, Gary Lock

J. Turbomach. May 2012, 134(3): 031013.

DOI: https://doi.org/10.1115/1.4003071

Published Online: July 15, 2011

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Topics: Annulus, Discharge coefficient, Engines, Flow (Dynamics), Pressure, Turbines, Sealing (Process), Clearances (Engineering), Fluids, Wheels

Journal Articles

Prediction of Ingress Through Turbine Rim Seals—Part I: Externally Induced Ingress

J. Michael Owen, Kunyuan Zhou, Oliver Pountney, Mike Wilson, Gary Lock

J. Turbomach. May 2012, 134(3): 031012.

DOI: https://doi.org/10.1115/1.4003070

Published Online: July 15, 2011

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Topics: Annulus, Computational fluid dynamics, Flow (Dynamics), Pressure, Sealing (Process), Wheels, Clearances (Engineering), Turbines, Blades

Journal Articles

An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part II: CFD Simulations

G. M. Laskowski, R. S. Bunker, J. C. Bailey, G. Ledezma, S. Kapetanovic, G. M. Itzel, M. A. Sullivan, T. R. Farrell

J. Turbomach. October 2011, 133(4): 041020.

DOI: https://doi.org/10.1115/1.4002410

Published Online: April 25, 2011

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Topics: Cavities, Computational fluid dynamics, Cooling, Cylinders, Flow (Dynamics), Polishing equipment, Pressure, Simulation, Turbines, Rotors

Journal Articles

Prediction of Ingestion Through Turbine Rim Seals—Part I: Rotationally Induced Ingress

J. Michael Owen

J. Turbomach. July 2011, 133(3): 031005.

DOI: https://doi.org/10.1115/1.4001177

Published Online: November 12, 2010

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Topics: Clearances (Engineering), Flow (Dynamics), Wheels, Turbines, Swirling flow, Annulus, Sealing (Process), Pressure

Journal Articles

Interaction of Wheelspace Coolant and Main Flow in a New Aeroderivative Low Pressure Turbine

F. Montomoli, M. Massini, N. Maceli, M. Cirri, L. Lombardi, A. Ciani, M. D’Ercole, R. De Prosperis

J. Turbomach. July 2010, 132(3): 031013.

DOI: https://doi.org/10.1115/1.3195036

Published Online: April 2, 2010

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Topics: Coolants, Flow (Dynamics), Pressure, Rotors, Stators, Wakes, Wheels, Turbines

Journal citation

NARROW

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

On the Simulation and Spectral Analysis of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine

The Effect of Manufacturing Variations on Unsteady Interaction in a Transonic Turbine

Experimental and Numerical Verification of an Optimization of a Fast Rotating High-Performance Radial Compressor Impeller

Thermomechanical Analysis of Transient Temperatures in a Radial Turbine Wheel

Unsteady Computational Fluid Dynamic Analysis of the Behavior of Guide Vane Trailing‐Edge Injection and Its Effects on Downstream Rotor Performance in a Francis Hydroturbine

A Three-Dimensional Computational Study of Pulsating Flow Inside a Double Entry Turbine

Performance of a Finned Turbine Rim Seal

Effect of Ingestion on Temperature of Turbine Disks

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part III: Single and Double Seals

Forced Response Analyses of Mistuned Radial Inflow Turbines

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part I: Externally Induced Ingress

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part II: Rotationally Induced Ingress

Statistical and Theoretical Models of Ingestion Through Turbine Rim Seals

Large Eddy Simulation of the Unsteady Flow in a Radial Compressor Operating Near Surge

Prediction of Ingress Through Turbine Rim Seals—Part II: Combined Ingress

Prediction of Ingress Through Turbine Rim Seals—Part I: Externally Induced Ingress

An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part II: CFD Simulations

Prediction of Ingestion Through Turbine Rim Seals—Part I: Rotationally Induced Ingress

Interaction of Wheelspace Coolant and Main Flow in a New Aeroderivative Low Pressure Turbine

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