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Proceedings Papers

Measurement of the Thermal and Velocity Fields in the Liquid Phase of Turbulent Subcooled Bubbly Boiling Flow

R. P. Roy, S. Kang, J. A. Zarate

Proc. ASME. IMECE99, Heat Transfer: Volume 4, 317-324, November 14–19, 1999

Paper No: IMECE1999-1133

DOI: https://doi.org/10.1115/IMECE1999-1133

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Topics: Boiling, Flow (Dynamics), Subcooling, Turbulence, Wire, Temperature, Circuits, Dimensions, Fluids, Lasers

Proceedings Papers

Modeling and Simulation of Subcooled Turbulent Boiling Flow

J. A. Zarate, R. P. Roy, S. Kang, Andre Laporta

Proc. ASME. IMECE2000, Heat Transfer: Volume 4, 263-271, November 5–10, 2000

Paper No: IMECE2000-1531

DOI: https://doi.org/10.1115/IMECE2000-1531

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Topics: Boiling, Flow (Dynamics), Modeling, Simulation, Subcooling, Turbulence, Heat flux, Approximation, Bubbles, Computer simulation

Proceedings Papers

Unsteady Pressure Characteristics in the Mainstream/Disc Cavity of a Turbine-Stage

A. V. Mirzamoghadam, J. Balasubramanian, M. Michael, R. P. Roy

Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT15A015, June 26–30, 2017

Paper No: GT2017-63844

DOI: https://doi.org/10.1115/GT2017-63844

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Topics: Cavities, Disks, Pressure, Turbines, Flow (Dynamics), Air flow, Pressure measurement, Annulus, Blades, Computational fluid dynamics

Proceedings Papers

Experiments on Front- and Aft- Disk Cavity Ingestion in a Subscale 1.5-Stage Axial Turbine

J. Balasubramanian, M. Michael, R. P. Roy, Y. W. Kim, H. K. Moon

Proc. ASME. GT2016, Volume 5A: Heat Transfer, V05AT15A002, June 13–17, 2016

Paper No: GT2016-56214

DOI: https://doi.org/10.1115/GT2016-56214

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Topics: Cavities, Disks, Turbines, Pressure, Rotors, Air flow, Clearances (Engineering), Annulus, Carbon dioxide, Discharge coefficient

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

J. Turbomach. September 2015, 137(9): 091010.

Paper No: TURBO-15-1012

DOI: https://doi.org/10.1115/1.4030099

Published Online: September 1, 2015

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Topics: Annulus, Cavities, Discharge coefficient, Disks, Flow (Dynamics), Pressure, Sealing (Process), Stators, Turbines, Rotors

Proceedings Papers

A Study of the Flow Field in a Model Rotor-Stator Disk Cavity

R. P. Roy, S. Devasenathipathy, G. Xu, Y. Zhao

Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A064, June 7–10, 1999

Paper No: 99-GT-246

DOI: https://doi.org/10.1115/99-GT-246

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Topics: Cavities, Disks, Flow (Dynamics), Rotors, Stators, Air flow, Pressure, Fluids, Rotation, Blades

Proceedings Papers

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

Proc. ASME. GT2014, Volume 5C: Heat Transfer, V05CT16A011, June 16–20, 2014

Paper No: GT2014-25487

DOI: https://doi.org/10.1115/GT2014-25487

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Topics: Cavities, Disks, Rotors, Stators, Turbines, Discharge coefficient, Flow (Dynamics), Annulus, Pressure, Clearances (Engineering)

Proceedings Papers

Flow and Heat Transfer at the Hub Endwall of Inlet Vane Passages — Experiments and Simulations

R. P. Roy, K. D. Squires, M. Gerendas, S. Song, W. J. Howe, A. Ansari

Proc. ASME. GT2000, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A006, May 8–11, 2000

Paper No: 2000-GT-0198

DOI: https://doi.org/10.1115/2000-GT-0198

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Topics: Engineering simulation, Flow (Dynamics), Heat transfer, Simulation, Turbulence, Cascades (Fluid dynamics), Computer simulation, Heat flux, Liquid crystals, Momentum

Proceedings Papers

Pressure Field and Main-Stream Gas Ingestion in a Rotor-Stator Disk Cavity

R. P. Roy, G. Xu, J. Feng, S. Kang

Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A089, June 4–7, 2001

Paper No: 2001-GT-0564

DOI: https://doi.org/10.1115/2001-GT-0564

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Topics: Cavities, Disks, Pressure, Rotors, Stators, Engineering simulation, Simulation, Computational fluid dynamics, Blades

Proceedings Papers

Experiments on Aft-Disk Cavity Ingestion in a Model 1.5-Stage Axial-Flow Turbine

J. Balasubramanian, N. Junnarkar, D. W. Zhou, R. P. Roy, Y. W. Kim, H. K. Moon

Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 871-881, June 6–10, 2011

Paper No: GT2011-45895

DOI: https://doi.org/10.1115/GT2011-45895

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Topics: Axial flow, Cavities, Disks, Turbines, Air flow, Rotors, Trajectories (Physics), Blades, Clearances (Engineering), Fluids

Journal Articles

Computational Model of a Hybrid Pressurized Solid Oxide Fuel Cell Generator/Gas Turbine Power Plant

Adrian Dumitrescu, T. W. Lee, R. P. Roy

J. Energy Resour. Technol. March 2011, 133(1): 012602.

DOI: https://doi.org/10.1115/1.4003707

Published Online: March 29, 2011

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Topics: Gas turbines, Generators, Hybrid power systems, Simulation, Solid oxide fuel cells, Anodes, Power stations, Exergy, Flow (Dynamics), Fuels

Proceedings Papers

Flow Field in a Single-Stage Model Air Turbine Rotor-Stator Cavity With Pre-Swirled Purge Flow

D. M. Dunn, D. W. Zhou, K. Saha, K. D. Squires, R. P. Roy, Y. W. Kim, H. K. Moon

Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 2477-2487, June 14–18, 2010

Paper No: GT2010-22869

DOI: https://doi.org/10.1115/GT2010-22869

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Topics: Cavities, Flow (Dynamics), Rotors, Stators, Turbines, Pressure, Blades, Computation, Disks, Reynolds number

Journal Articles

Main Gas Ingestion in a Turbine Stage for Three Rim Cavity Configurations

D. W. Zhou, R. P. Roy, C.-Z. Wang, J. A. Glahn

J. Turbomach. July 2011, 133(3): 031023.

DOI: https://doi.org/10.1115/1.4002423

Published Online: December 7, 2010

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Topics: Cavities, Rotors, Stators, Flow (Dynamics), Turbines, Pressure

Proceedings Papers

Main Gas Ingestion in a Turbine Stage for Three Rim Cavity Configurations

D. W. Zhou, R. P. Roy, C.-Z. Wang, J. A. Glahn

Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 1239-1252, June 8–12, 2009

Paper No: GT2009-59851

DOI: https://doi.org/10.1115/GT2009-59851

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Topics: Cavities, Turbines, Flow (Dynamics), Stators, Air flow, Computer simulation, Dimensions, Geometry, Particulate matter, Pressure

Proceedings Papers

The Flow Field and Main Gas Ingestion in a Rotor-Stator Cavity

R. P. Roy, D. W. Zhou, S. Ganesan, C.-Z. Wang, R. E. Paolillo, B. V. Johnson

Proc. ASME. GT2007, Volume 4: Turbo Expo 2007, Parts A and B, 1189-1198, May 14–17, 2007

Paper No: GT2007-27671

DOI: https://doi.org/10.1115/GT2007-27671

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Topics: Cavities, Flow (Dynamics), Rotors, Stators, Fluids, Air flow, Computational fluid dynamics, Turbines, Blades, Disks

Proceedings Papers

Experiments on Gas Ingestion Through Axial-Flow Turbine Rim Seals

R. P. Roy, J. Feng, D. Narzary, P. Saurabh, R. E. Paolillo

Proc. ASME. GT2004, Volume 4: Turbo Expo 2004, 347-358, June 14–17, 2004

Paper No: GT2004-53394

DOI: https://doi.org/10.1115/GT2004-53394

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Topics: Axial flow, Turbines, Air flow, Blades, Cavities, Rotors, Computational fluid dynamics, Disks, Flow (Dynamics), Pressure

Journal Articles

Flow and Heat Transfer in Heat Recovery Steam Generators

N. Hegde, I. Han, T. W. Lee, R. P. Roy

J. Energy Resour. Technol. September 2007, 129(3): 232–242.

DOI: https://doi.org/10.1115/1.2751505

Published Online: March 24, 2007

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Topics: Flow (Dynamics), Heat recovery steam generators, Heat transfer, Simulation, Combustion gases

Journal Articles

Experiment on Gas Ingestion Through Axial-Flow Turbine Rim Seals

R. P. Roy, J. Feng, D. Narzary, R. E. Paolillo

J. Eng. Gas Turbines Power. July 2005, 127(3): 573–582.

DOI: https://doi.org/10.1115/1.1850499

Published Online: June 24, 2005

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Topics: Blades, Disks, Pressure, Rotors, Stators, Turbines, Cavities, Air flow

Journal Articles

A Computational Model of a Combined Cycle Power Generation Unit

V. Ramaprabhu, Graduate Research Assistant, R. P. Roy, Professor, Fellow ASME

J. Energy Resour. Technol. September 2004, 126(3): 231–240.

DOI: https://doi.org/10.1115/1.1789523

Published Online: October 19, 2004

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Topics: Combined cycles, Combustion chambers, Compressors, Condensers (steam plant), Energy generation, Flow (Dynamics), Gas turbines, Heat recovery steam generators, Pressure, Steam

Journal Articles

Vapor Phase Measurements in Subcooled Boiling Flow

S. Kang, R. P. Roy, Professor, Fellow ASME

J. Heat Transfer. December 2002, 124(6): 1207–1209.

DOI: https://doi.org/10.1115/1.1517269

Published Online: December 3, 2002

View Article

Topics: Boiling, Bubbles, Flow (Dynamics), Probes, Sensors, Subcooling, Vapors, Fibers

Journal citation

NARROW

Measurement of the Thermal and Velocity Fields in the Liquid Phase of Turbulent Subcooled Bubbly Boiling Flow

Modeling and Simulation of Subcooled Turbulent Boiling Flow

Unsteady Pressure Characteristics in the Mainstream/Disc Cavity of a Turbine-Stage

Experiments on Front- and Aft- Disk Cavity Ingestion in a Subscale 1.5-Stage Axial Turbine

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

A Study of the Flow Field in a Model Rotor-Stator Disk Cavity

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

Flow and Heat Transfer at the Hub Endwall of Inlet Vane Passages — Experiments and Simulations

Pressure Field and Main-Stream Gas Ingestion in a Rotor-Stator Disk Cavity

Experiments on Aft-Disk Cavity Ingestion in a Model 1.5-Stage Axial-Flow Turbine

Computational Model of a Hybrid Pressurized Solid Oxide Fuel Cell Generator/Gas Turbine Power Plant

Flow Field in a Single-Stage Model Air Turbine Rotor-Stator Cavity With Pre-Swirled Purge Flow

Main Gas Ingestion in a Turbine Stage for Three Rim Cavity Configurations

Main Gas Ingestion in a Turbine Stage for Three Rim Cavity Configurations

The Flow Field and Main Gas Ingestion in a Rotor-Stator Cavity

Experiments on Gas Ingestion Through Axial-Flow Turbine Rim Seals

Flow and Heat Transfer in Heat Recovery Steam Generators

Experiment on Gas Ingestion Through Axial-Flow Turbine Rim Seals

A Computational Model of a Combined Cycle Power Generation Unit

Vapor Phase Measurements in Subcooled Boiling Flow

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