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Proceedings Papers

Aerodynamic Measurements and Analysis in a First Stage Nozzle Guide Vane Passage With Combustor Liner Cooling, Slot Film Cooling and Endwall Contouring

Mahmood H. Alqefl, Yong W. Kim, Hee-Koo Moon, Luzeng Zhang, Terrence W. Simon
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A022, June 11–15, 2018
Paper No: GT2018-76345
DOI: https://doi.org/10.1115/GT2018-76345
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Topics: Combustion chambers, Cooling, Film cooling, Nozzle guide vanes, Flow (Dynamics), Coolants, Cascades (Fluid dynamics), Vorticity, Turbines, Turbulence
Journal Articles

Heat Transfer in a Rib and Pin Roughened Rotating Multipass Channel With Hub Turning Vane and Trailing-Edge Slot Ejection

Hao-Wei Wu, Hootan Zirakzadeh, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Journal: Journal of Thermal Science and Engineering Applications
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. April 2018, 10(2): 021011.
Paper No: TSEA-15-1207
DOI: https://doi.org/10.1115/1.4037584
Published Online: October 25, 2017
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Topics: Flow (Dynamics), Heat transfer, Rotation, Turning vanes
Proceedings Papers

Effect of Combustor-Turbine Platform Misalignment on the Aerodynamics and Heat Transfer of an Axisymmetric Converging Vane Endwall at Transonic Conditions

David E. Mayo, Jr., Allan Arisi, Wing F. Ng, Zhigang Li, Jun Li, Hee-Koo Moon, Luzeng Zhang
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT13A011, June 26–30, 2017
Paper No: GT2017-65091
DOI: https://doi.org/10.1115/GT2017-65091
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Topics: Aerodynamics, Combustion chambers, Heat transfer, Turbines, Flow (Dynamics), Nozzle guide vanes, Design, Cascades (Fluid dynamics), Chords (Trusses), Computation
Proceedings Papers

Turbine Vane Endwall Film Cooling Study From Axial-Row Configuration With Simulated Upstream Leakage Flow

Nafiz H. K. Chowdhury, Chao-Cheng Shiau, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A003, June 26–30, 2017
Paper No: GT2017-63144
DOI: https://doi.org/10.1115/GT2017-63144
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Topics: Film cooling, Leakage flows, Turbines, Coolants, Cooling, Density, Design, Flow (Dynamics), Leakage, Turbulence
Proceedings Papers

Turbine Vane Endwall Film Cooling From Cross-Row Configuration With Simulated Upstream Leakage Flow

Nafiz H. K. Chowdhury, Chao-Cheng Shiau, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A004, June 26–30, 2017
Paper No: GT2017-63145
DOI: https://doi.org/10.1115/GT2017-63145
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Topics: Film cooling, Leakage flows, Turbines, Cooling, Coolants, Density, Design, Flow (Dynamics), Leakage, Adiabatic cooling
Journal Articles

Turbine Vane Endwall Film Cooling With Slashface Leakage and Discrete Hole Configuration

Nafiz H. K. Chowdhury, Chao-Cheng Shiau, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. June 2017, 139(6): 061003.
Paper No: TURBO-16-1240
DOI: https://doi.org/10.1115/1.4035162
Published Online: February 1, 2017
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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Geometry, Leakage, Pressure, Density, Turbines, Cascades (Fluid dynamics)
Proceedings Papers

Turbine Vane Endwall Film Cooling With Slashface Leakage and Discrete Hole Configuration

Nafiz H. K. Chowdhury, Chao-Cheng Shiau, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT19A011, June 13–17, 2016
Paper No: GT2016-56318
DOI: https://doi.org/10.1115/GT2016-56318
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Topics: Film cooling, Leakage, Turbines, Flow (Dynamics), Coolants, Cooling, Leakage flows, Turbulence, Airfoils, Cascades (Fluid dynamics)
Proceedings Papers

Contoured Endwall Flow and Heat Transfer Experiments With Combustor Coolant and Gap Leakage Flows for a Turbine Nozzle Guide Vane

Reema Saxena, Mahmood H. Alqefl, Zhao Liu, Hee-Koo Moon, Luzeng Zhang, Terrence W. Simon
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT19A013, June 13–17, 2016
Paper No: GT2016-56675
DOI: https://doi.org/10.1115/GT2016-56675
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Topics: Combustion chambers, Coolants, Flow (Dynamics), Heat transfer, Leakage flows, Nozzle guide vanes, Turbines, Leakage, Film cooling, Gas turbines
Journal Articles

Turbine Platform Cooling and Blade Suction Surface Phantom Cooling From Simulated Swirl Purge Flow

Shiou-Jiuan Li, Jiyeon Lee, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. August 2016, 138(8): 081004.
Paper No: TURBO-15-1302
DOI: https://doi.org/10.1115/1.4032676
Published Online: March 15, 2016
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Topics: Blades, Coolants, Cooling, Film cooling, Flow (Dynamics), Phantom cooling, Suction, Turbines, Rotors, Cascades (Fluid dynamics)
Proceedings Papers

Turbine Platform Cooling and Blade Suction Surface Phantom Cooling From Simulated Swirl Purge Flow

Shiou-Jiuan Li, Jiyeon Lee, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Proc. ASME. GT2015, Volume 5B: Heat Transfer, V05BT12A011, June 15–19, 2015
Paper No: GT2015-42263
DOI: https://doi.org/10.1115/GT2015-42263
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Topics: Blades, Cooling, Flow (Dynamics), Phantom cooling, Suction, Turbines, Coolants, Cascades (Fluid dynamics), Engines, Film cooling
Proceedings Papers

Turbine Blade Surface Phantom Cooling From Upstream Nozzle Trailing Edge Ejection

Shiou-Jiuan Li, Shang-Feng Yang, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Proc. ASME. GT2015, Volume 5B: Heat Transfer, V05BT12A003, June 15–19, 2015
Paper No: GT2015-42128
DOI: https://doi.org/10.1115/GT2015-42128
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Topics: Nozzles, Phantom cooling, Turbine blades, Coolants, Blades, Cavities, Engines, Leakage flows, Pressure, Rotors
Proceedings Papers

Effect of Hole Diameter on Nozzle Endwall Film Cooling and Associated Phantom Cooling

Luzeng Zhang, Juan Yin, Kevin Liu, Moon Hee-Koo
Proc. ASME. GT2015, Volume 5B: Heat Transfer, V05BT12A016, June 15–19, 2015
Paper No: GT2015-42541
DOI: https://doi.org/10.1115/GT2015-42541
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Topics: Film cooling, Nozzles, Phantom cooling, Suction, Airfoils, Cooling, Flow (Dynamics), Cascades (Fluid dynamics), Cross-flow, Mass transfer
Proceedings Papers

Heat Transfer in a Rib and Pin Roughened Rotating Multi-Pass Channel With Hub Turning Vane and Trailing-Edge Slot Ejection

Hao-Wei Wu, Hootan Zirakzadeh, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A007, June 15–19, 2015
Paper No: GT2015-42418
DOI: https://doi.org/10.1115/GT2015-42418
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Topics: Heat transfer, Turning vanes, Flow (Dynamics), Rotation, Cooling, Heat transfer coefficients, Cylinders, Fins, Wedges
Proceedings Papers

Turbine Nozzle Film Cooling Study Using the Pressure Sensitive Paint (PSP) Technique

Luzeng Zhang, Michael Baltz, Ram Pudupatty, Michael Fox
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A057, June 7–10, 1999
Paper No: 99-GT-196
DOI: https://doi.org/10.1115/99-GT-196
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Topics: Film cooling, Nozzles, Paints, Pressure, Turbines, Flow (Dynamics), Mach number, Reynolds number, Suction, Airfoils
Proceedings Papers

The Effects of Vane Showerhead Injection Angle and Film Compound Angle on Nozzle Endwall Cooling (Phantom Cooling)

Luzeng Zhang, Juan Yin, Hee Koo Moon
Proc. ASME. GT2014, Volume 5B: Heat Transfer, V05BT13A007, June 16–20, 2014
Paper No: GT2014-25289
DOI: https://doi.org/10.1115/GT2014-25289
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Topics: Cooling, Nozzles, Phantom cooling, Pressure, Film cooling, Airfoils, Suction, Cascades (Fluid dynamics), Flow (Dynamics), Nitrogen
Journal Articles

The Effects of Vane Showerhead Injection Angle and Film Compound Angle on Nozzle Endwall Cooling (Phantom Cooling)

Luzeng Zhang, Juan Yin, Hee Koo Moon
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. February 2015, 137(2): 021003.
Paper No: TURBO-14-1150
DOI: https://doi.org/10.1115/1.4028291
Published Online: September 10, 2014
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Topics: Nozzles, Phantom cooling, Film cooling, Cooling, Airfoils
Proceedings Papers

High Pressure Turbine Rotor Stage Endwall Cooling and Passage Thermal Fields as Affected by Leakage Flow and Combustor Liner Coolant Streams

Arya Ayaskanta, Terrence W. Simon, Ryan Erickson, Hee Koo Moon, Luzeng Zhang
Proc. ASME. IMECE2013, Volume 8B: Heat Transfer and Thermal Engineering, V08BT09A062, November 15–21, 2013
Paper No: IMECE2013-65601
DOI: https://doi.org/10.1115/IMECE2013-65601
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Topics: Combustion chambers, Coolants, Cooling, High pressure (Physics), Leakage flows, Rotors, Turbines, Flow (Dynamics), Engines, Temperature profiles
Proceedings Papers

The Effect of Axisymmetric Profile on Turbine Blade Platform Heat Transfer Distribution

Luzeng Zhang, Dong H. Lee, Juan Yin, Hee Koo Moon
Proc. ASME. GT2013, Volume 3C: Heat Transfer, V03CT14A004, June 3–7, 2013
Paper No: GT2013-94335
DOI: https://doi.org/10.1115/GT2013-94335
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Topics: Heat transfer, Turbine blades, Flow (Dynamics), Blades, Cascades (Fluid dynamics), Engines, Heat, Reynolds number, Shapes, Stress
Proceedings Papers

Effects of Combustor Exit Temperature Profile on Adiabatic Effectiveness of Leakage Flow Film Cooling Over an Axisymmetric Endwall

Yuh Yen Seah, Ryan Erickson, Terrence Simon, Hee-Koo Moon, Luzeng Zhang
Proc. ASME. GT2013, Volume 3B: Heat Transfer, V03BT13A058, June 3–7, 2013
Paper No: GT2013-96032
DOI: https://doi.org/10.1115/GT2013-96032
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Topics: Combustion chambers, Film cooling, Leakage flows, Temperature profiles, Flow (Dynamics), Blades, Coolants, Cooling, Shapes, Temperature distribution
Proceedings Papers

Heat Transfer in Rotating Multi-Pass Rectangular Smooth Channel With and Without a Turning Vane in Hub Region

Jiang Lei, Shiou-Jiuan Li, Je-Chin Han, Luzeng Zhang, Hee-Koo Moon
Proc. ASME. GT2013, Volume 3A: Heat Transfer, V03AT12A008, June 3–7, 2013
Paper No: GT2013-94269
DOI: https://doi.org/10.1115/GT2013-94269
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Topics: Heat transfer, Turning vanes, Rotation, Heat transfer coefficients, Density, Flow (Dynamics), Reynolds number