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Journal Articles

Analysis of Single Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows

Accepted Manuscript
Thomas Hösgen, Matthias Meinke, Wolfgang Schröder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1239
https://doi.org/10.1115/1.4064086
Published Online: November 17, 2023
View Article titled, Analysis of Single Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows
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Topics: Blades, Flow (Dynamics), Large eddy simulation, Turbines, Turbochargers, Wheels, Computational fluid dynamics, Disks, Sealing (Process), Annulus
Journal Articles

The Application of Fluidic Sealing in Shrouded Gas Turbine Blades

Accepted Manuscript
Filip Wasilczuk, Pawel Flaszynski, Piotr Doerffer, Krzysztof Marugi, Tomasz Borzecki
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Design Innovation Paper
J. Turbomach.
Paper No: TURBO-23-1021
https://doi.org/10.1115/1.4064045
Published Online: November 10, 2023
View Article titled, The Application of Fluidic Sealing in Shrouded Gas Turbine Blades
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Topics: Blades, Gas turbines, Leakage flows, Sealing (Process), Turbochargers, Flow (Dynamics), Computational fluid dynamics, Turbulence, Anisotropy, Cavities
Journal Articles

On the Use of Pressure-Sensitive Paint to Determine the Rim Sealing Effectiveness

L. Orsini, A. Picchi, B. Facchini, A. Bonini, L. Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021001.
Paper No: TURBO-23-1187
https://doi.org/10.1115/1.4063754
Published Online: October 31, 2023
View Article titled, On the Use of Pressure-Sensitive Paint to Determine the Rim Sealing Effectiveness
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Topics: Cavities, Flow (Dynamics), Paints, Pressure, Rotors, Sealing (Process), Stators, Wheels
Journal Articles

Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements

L. Orsini, A. Picchi, B. Facchini, A. Bonini, L. Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021002.
Paper No: TURBO-23-1188
https://doi.org/10.1115/1.4063755
Published Online: October 31, 2023
View Article titled, Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements
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Topics: Carbon dioxide, Cavities, Density, Flow (Dynamics), Pressure, Rotors, Sealing (Process), Stators, Disks, Annulus
Journal Articles

Use of Multiple Tracer Gases to Quantify Vane Trailing Edge Flow Into Turbine Rim Seals

Iván Monge-Concepción, Michael D. Barringer, Reid A. Berdanier, Karen A. Thole, Christopher Robak
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011006.
Paper No: TURBO-22-1187
https://doi.org/10.1115/1.4055445
Published Online: October 7, 2022
View Article titled, Use of Multiple Tracer Gases to Quantify Vane Trailing Edge Flow Into Turbine Rim Seals
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Topics: Cavities, Flow (Dynamics), Turbines, Cooling, Gases, Sealing (Process)
Journal Articles

Influence of Vane Trailing Edge Flow on the Formation of Cavity Cells and Rim Sealing

Iván Monge-Concepción, Shawn Siroka, Reid A. Berdanier, Michael D. Barringer, Karen A. Thole, Christopher Robak
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061014.
Paper No: TURBO-21-1294
https://doi.org/10.1115/1.4054281
Published Online: May 10, 2022
View Article titled, Influence of Vane Trailing Edge Flow on the Formation of Cavity Cells and Rim Sealing
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Topics: Cavities, Flow (Dynamics), Pressure, Sealing (Process), Turbines, Cooling, Temperature
Journal Articles

Correlating Time-Resolved Pressure Measurements With Rim Sealing Effectiveness for Real-Time Turbine Health Monitoring

Eric T. DeShong, Benjamin Peters, Reid A. Berdanier, Karen A. Thole, Kamran Paynabar, Nagi Gebraeel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061004.
Paper No: TURBO-21-1192
https://doi.org/10.1115/1.4053175
Published Online: January 28, 2022
View Article titled, Correlating Time-Resolved Pressure Measurements With Rim Sealing Effectiveness for Real-Time Turbine Health Monitoring
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Topics: Flow (Dynamics), Modeling, Pressure, Sealing (Process), Turbines, Sensors, Engines, Feature extraction
Journal Articles

Evaluating the Effects of Transient Purge Flow on Stator-Rotor Seal Performance

Reid A. Berdanier, Eric T. DeShong, Karen A. Thole, Christopher Robak
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021006.
Paper No: TURBO-20-1076
https://doi.org/10.1115/1.4048023
Published Online: February 1, 2021
View Article titled, Evaluating the Effects of Transient Purge Flow on Stator-Rotor Seal Performance
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Topics: Flow (Dynamics), Pressure, Transients (Dynamics), Turbines, Rotors, Sealing (Process), Cavities, Stators, Temperature, Hardware
Journal Articles

Scaling Sealing Effectiveness in a Stator–Rotor Cavity for Differing Blade Spans

Reid A. Berdanier, Iván Monge-Concepción, Brian F. Knisely, Michael D. Barringer, Karen A. Thole, Eric A. Grover
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051007.
Paper No: TURBO-18-1350
https://doi.org/10.1115/1.4042423
Published Online: January 21, 2019
View Article titled, Scaling Sealing Effectiveness in a Stator–Rotor Cavity for Differing Blade Spans
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Topics: Blades, Cavities, Flow (Dynamics), Sealing (Process), Turbines, Pressure, Rotors, Cooling, Engines
Journal Articles

Experimental Study of Ingestion in the Rotor–Stator Disk Cavity of a Subscale Axial Turbine Stage

J. Balasubramanian, P. S. Pathak, J. K. Thiagarajan, P. Singh, R. P. Roy, A. V. Mirzamoghadam
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2015, 137(9): 091010.
Paper No: TURBO-15-1012
https://doi.org/10.1115/1.4030099
Published Online: September 1, 2015
View Article titled, Experimental Study of Ingestion in the Rotor–Stator Disk Cavity of a Subscale Axial Turbine Stage
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Topics: Annulus, Cavities, Discharge coefficient, Disks, Flow (Dynamics), Pressure, Sealing (Process), Stators, Turbines, Rotors
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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2014, 136(11): 111008.
Paper No: TURBO-14-1162
https://doi.org/10.1115/1.4028116
Published Online: August 26, 2014
View Article titled, Performance of a Finned Turbine Rim Seal
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Topics: Flow (Dynamics), Pressure, Sealing (Process), Turbines, Wheels, Annulus, Engines
Journal Articles

Improving Turbine Stage Efficiency and Sealing Effectiveness Through Modifications of the Rim Seal Geometry

Ivan Popovíc, Howard P. Hodson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2013, 135(6): 061016.
Paper No: TURBO-12-1041
https://doi.org/10.1115/1.4024872
Published Online: September 13, 2013
View Article titled, Improving Turbine Stage Efficiency and Sealing Effectiveness Through Modifications of the Rim Seal Geometry
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Topics: Blades, Flow (Dynamics), Leakage, Rotors, Sealing (Process), Vortices, Turbines, Geometry, Cavities, Pressure
Journal Articles

Unsteady Interaction Between Annulus and Turbine Rim Seal Flows

Martin Chilla, Howard Hodson, David Newman
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2013, 135(5): 051024.
Paper No: TURBO-12-1193
https://doi.org/10.1115/1.4023016
Published Online: June 28, 2013
View Article titled, Unsteady Interaction Between Annulus and Turbine Rim Seal Flows
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Topics: Annulus, Blades, Flow (Dynamics), Turbines, Sealing (Process), Pressure, Rotors
Journal Articles

Effect of Ingestion on Temperature of Turbine Disks

Oliver J. Pountney, Carl M. Sangan, Gary D. Lock, J. Michael Owen
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2013, 135(5): 051010.
Paper No: TURBO-12-1087
https://doi.org/10.1115/1.4007503
Published Online: June 26, 2013
View Article titled, Effect of Ingestion on Temperature of Turbine Disks
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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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2013, 135(5): 051011.
Paper No: TURBO-12-1088
https://doi.org/10.1115/1.4007504
Published Online: June 26, 2013
View Article titled, Experimental Measurements of Ingestion Through Turbine Rim Seals—Part III: Single and Double Seals
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Topics: Clearances (Engineering), Engines, Flow (Dynamics), Sealing (Process), Stators, Turbines, Wheels, Annulus, Pressure
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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021012.
Paper No: TURBO-11-1229
https://doi.org/10.1115/1.4006609
Published Online: November 8, 2012
View Article titled, Experimental Measurements of Ingestion Through Turbine Rim Seals—Part I: Externally Induced Ingress
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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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021013.
Paper No: TURBO-11-1098
https://doi.org/10.1115/1.4006586
Published Online: November 8, 2012
View Article titled, Experimental Measurements of Ingestion Through Turbine Rim Seals—Part II: Rotationally Induced Ingress
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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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021014.
Paper No: TURBO-11-1223
https://doi.org/10.1115/1.4006601
Published Online: November 1, 2012
View Article titled, Statistical and Theoretical Models of Ingestion Through Turbine Rim Seals
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Topics: Clearances (Engineering), Fittings, Flow (Dynamics), Maximum likelihood estimation, Pressure, Sealing (Process), Turbines, Wheels, Annulus, Engines
Journal Articles

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

J. Michael Owen, Oliver Pountney, Gary Lock
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031013.
https://doi.org/10.1115/1.4003071
Published Online: July 15, 2011
View Article titled, Prediction of Ingress Through Turbine Rim Seals—Part II: Combined Ingress
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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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031012.
https://doi.org/10.1115/1.4003070
Published Online: July 15, 2011
View Article titled, Prediction of Ingress Through Turbine Rim Seals—Part I: Externally Induced Ingress
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Topics: Annulus, Computational fluid dynamics, Flow (Dynamics), Pressure, Sealing (Process), Wheels, Clearances (Engineering), Turbines, Blades