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Proceedings Papers

Effect of Relative Location of Film Cooling Hole With Internal Angled Ribs on the Film Cooling Effectiveness of a Gas Turbine Blade

Young Jun Kang, Jin Young Jeong, Hyeok Je Kim, Gi Mun Kim, Jae Su Kwak
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122560
https://doi.org/10.1115/GT2024-122560
View Paper titled, Effect of Relative Location of Film Cooling Hole With Internal Angled Ribs on the Film Cooling Effectiveness of a Gas Turbine Blade
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Topics: Blades, Film cooling, Gas turbines
Journal Articles

Film Cooling Effectiveness and Flow Structures of Butterfly-Shaped Film Cooling Hole Configuration

Jin Young Jeong, Ye Rim Jo, Min Seok Kang, Young Jun Kang, Jae Su Kwak
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. March 2024, 16(3): 031009.
Paper No: TSEA-23-1297
https://doi.org/10.1115/1.4064430
Published Online: January 29, 2024
View Article titled, Film Cooling Effectiveness and Flow Structures of Butterfly-Shaped Film Cooling Hole Configuration
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Topics: Film cooling, Flow (Dynamics), Coolants
Proceedings Papers

Film Cooling Effectiveness and Flow Structures of Butterfly-Shaped Film Cooling Hole Configuration

Jin Young Jeong, Ye Rim Jo, Min Seok Kang, Young Jun Kang, Jae Su Kwak
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101672
https://doi.org/10.1115/GT2023-101672
View Paper titled, Film Cooling Effectiveness and Flow Structures of Butterfly-Shaped Film Cooling Hole Configuration
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Topics: Film cooling, Flow (Dynamics), Gas turbines
Journal Articles

An Experimental Study of the Leakage Flow Effect on the Film Cooling Effectiveness of a Gas Turbine Shroud

Gi Mun Kim, Soo In Lee, Jin Young Jeong, Jae Su Kwak, Seokbeom Kim, Jung Uk Choi
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. December 2021, 13(6): 061007.
Paper No: TSEA-20-1644
https://doi.org/10.1115/1.4050566
Published Online: March 31, 2021
View Article titled, An Experimental Study of the Leakage Flow Effect on the Film Cooling Effectiveness of a Gas Turbine Shroud
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Topics: Film cooling, Leakage flows, Cooling
Proceedings Papers

An Experimental Study on the Leakage Flow on the Film Cooling Effectiveness of a Gas Turbine Shroud

Gi Mun Kim, Soo In Lee, Jin Young Jeong, Jae Su Kwak, Seokbeom Kim, Jung Uk Choi
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A054, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15567
https://doi.org/10.1115/GT2020-15567
View Paper titled, An Experimental Study on the Leakage Flow on the Film Cooling Effectiveness of a Gas Turbine Shroud
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Topics: Film cooling, Gas turbines, Leakage flows, Pressure
Proceedings Papers

Experimental and Numerical Study on the Effect of Fan-Shaped Hole Configuration on Film Cooling Effectiveness

Hyun Jae Seo, Sang Hyeon Park, Jae Su Kwak, Young Seok Kang
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90817
https://doi.org/10.1115/GT2019-90817
View Paper titled, Experimental and Numerical Study on the Effect of Fan-Shaped Hole Configuration on Film Cooling Effectiveness
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Topics: Film cooling, Shapes, Design, Reynolds-averaged Navier–Stokes equations, Blades, Coating processes, Coatings, Combustion gases, Computer software, Cooling
Journal Articles

Heat Transfer Coefficient and Film Cooling Effectiveness on the Partial Cavity Tip of a Gas Turbine Blade

Jin Young Jeong, Woobin Kim, Jae Su Kwak, Jung Shin Park
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2019, 141(7): 071007.
Paper No: TURBO-18-1349
https://doi.org/10.1115/1.4042647
Published Online: February 22, 2019
View Article titled, Heat Transfer Coefficient and Film Cooling Effectiveness on the Partial Cavity Tip of a Gas Turbine Blade
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Topics: Blades, Cavities, Film cooling, Heat transfer coefficients, Heat transfer, Shapes, Pressure, Chords (Trusses)
Proceedings Papers

Heat Transfer Coefficient and Film Cooling Effectiveness on the Partial Cavity Tip of a Gas Turbine Blade

Jin Young Jeong, Woobin Kim, Jae Su Kwak, Jung Shin Park
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75911
https://doi.org/10.1115/GT2018-75911
View Paper titled, Heat Transfer Coefficient and Film Cooling Effectiveness on the Partial Cavity Tip of a Gas Turbine Blade
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Topics: Blades, Cavities, Film cooling, Gas turbines, Heat transfer coefficients, Chords (Trusses), Shapes, Cascades (Fluid dynamics), Heat, Leakage flows
Proceedings Papers

Measurement of Film Cooling Effectiveness for the First-Stage Vane and Endwall of a Gas Turbine With Fan-Shaped Holes

Jin Young Jeong, Jae Su Kwak, Jung Shin Park, Kidon Lee
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A014, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63896
https://doi.org/10.1115/GT2017-63896
View Paper titled, Measurement of Film Cooling Effectiveness for the First-Stage Vane and Endwall of a Gas Turbine With Fan-Shaped Holes
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Topics: Film cooling, Gas turbines, Coolants, Density, Cascades (Fluid dynamics), Pressure, Carbon dioxide, Chords (Trusses), Cooling, Nitrogen
Proceedings Papers

Measurement of Blade Tip Heat Transfer and Leakage Flow in a Turbine Cascade With a Multi-Cavity Squealer Tip

Jung Shin Park, Sang Hoon Lee, Jae Su Kwak, Won Suk Lee, Jin Taek Chung
Proc. ASME. TBTS2013, ASME 2013 Turbine Blade Tip Symposium, V001T02A006, September 30–October 3, 2013
Publisher: American Society of Mechanical Engineers
Paper No: TBTS2013-2072
https://doi.org/10.1115/TBTS2013-2072
View Paper titled, Measurement of Blade Tip Heat Transfer and Leakage Flow in a Turbine Cascade With a Multi-Cavity Squealer Tip
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Topics: Blades, Cascades (Fluid dynamics), Cavities, Heat transfer, Leakage flows, Turbines, Chords (Trusses), Pressure, Shapes, Clearances (Engineering)
Journal Articles

Effect of Channel Orientation on the Heat Transfer Coefficient in the Smooth and Dimpled Rotating Rectangular Channels

Seokbeom Kim, Eun Yeong Choi, Jae Su Kwak
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. June 2012, 134(6): 064504.
https://doi.org/10.1115/1.4006013
Published Online: May 2, 2012
View Article titled, Effect of Channel Orientation on the Heat Transfer Coefficient in the Smooth and Dimpled Rotating Rectangular Channels
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Topics: Coriolis force, Flow (Dynamics), Heat transfer coefficients, Heat transfer, Transients (Dynamics), Gas turbines, Liquid crystals, Cooling, Reynolds number
Proceedings Papers

Effect of Channel Orientation on the Distribution of the Heat Transfer Coefficient in Smooth and Dimpled Rotating Rectangular Channels

Seokbeom Kim, Eun Yeong Choi, Jae Su Kwak
Proc. ASME. IMECE2010, Volume 7: Fluid Flow, Heat Transfer and Thermal Systems, Parts A and B, 1611-1621, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-40298
https://doi.org/10.1115/IMECE2010-40298
View Paper titled, Effect of Channel Orientation on the Distribution of the Heat Transfer Coefficient in Smooth and Dimpled Rotating Rectangular Channels
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Topics: Heat transfer coefficients, Coriolis force, Flow (Dynamics), Flow separation, Liquid crystals, Reynolds number, Rotation, Transients (Dynamics)
Proceedings Papers

Heat Transfer Coefficient and Film-Cooling Effectiveness on the Squealer Tip of a Gas Turbine Blade

Jae Su Kwak, Je-Chin Han
Proc. ASME. GT2002, Volume 3: Turbo Expo 2002, Parts A and B, 1073-1082, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30555
https://doi.org/10.1115/GT2002-30555
View Paper titled, Heat Transfer Coefficient and Film-Cooling Effectiveness on the Squealer Tip of a Gas Turbine Blade
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Topics: Blades, Film cooling, Gas turbines, Heat transfer coefficients, Cascades (Fluid dynamics), Clearances (Engineering), Pressure, Rotors, Aircraft, Chords (Trusses)
Proceedings Papers

Heat Transfer Coefficient and Film-Cooling Effectiveness on a Gas Turbine Blade Tip

Jae Su Kwak, Je-Chin Han
Proc. ASME. GT2002, Volume 3: Turbo Expo 2002, Parts A and B, 309-318, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30194
https://doi.org/10.1115/GT2002-30194
View Paper titled, Heat Transfer Coefficient and Film-Cooling Effectiveness on a Gas Turbine Blade Tip
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Topics: Blades, Film cooling, Gas turbines, Heat transfer coefficients, Cascades (Fluid dynamics), Pressure, Rotors, Aircraft, Chords (Trusses), Clearances (Engineering)
Proceedings Papers

Heat Transfer Coefficients on the Squealer Tip and Near Tip Regions of a Gas Turbine Blade With Single or Double Squealer

Jae Su Kwak, Jaeyong Ahn, Je-Chin Han, C. Pang Lee, Robert Boyle, Raymond Gaugler, Ronald S. Bunker
Proc. ASME. GT2003, Volume 5: Turbo Expo 2003, Parts A and B, 681-690, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38907
https://doi.org/10.1115/GT2003-38907
View Paper titled, Heat Transfer Coefficients on the Squealer Tip and Near Tip Regions of a Gas Turbine Blade With Single or Double Squealer
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Topics: Blades, Gas turbines, Heat transfer coefficients, Pressure, Suction, Cascades (Fluid dynamics), Geometry, Chords (Trusses), Heat transfer, Leakage flows
Proceedings Papers

Heat Transfer Coefficient on the Squealer Tip and Near Squealer Tip Regions of a Gas Turbine Blade

Jae Su Kwak, Je-Chin Han
Proc. ASME. IMECE2002, Heat Transfer, Volume 4, 245-254, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-32109
https://doi.org/10.1115/IMECE2002-32109
View Paper titled, Heat Transfer Coefficient on the Squealer Tip and Near Squealer Tip Regions of a Gas Turbine Blade
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Topics: Blades, Gas turbines, Heat transfer coefficients, Pressure, Cascades (Fluid dynamics), Suction, Rotors, Aircraft, Chords (Trusses), Heat transfer
Journal Articles

Heat Transfer Coefficients and Film Cooling Effectiveness on the Squealer Tip of a Gas Turbine Blade

Jae Su Kwak, Je-Chin Han
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. October 2003, 125(4): 648–657.
https://doi.org/10.1115/1.1622712
Published Online: December 1, 2003
View Article titled, Heat Transfer Coefficients and Film Cooling Effectiveness on the Squealer Tip of a Gas Turbine Blade
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Topics: Blades, Coolants, Film cooling, Heat transfer, Heat transfer coefficients, Pressure, Gas turbines, Clearances (Engineering), Cavities
Journal Articles

Heat Transfer Coefficients on the Squealer Tip and Near-Tip Regions of a Gas Turbine Blade With Single or Double Squealer

Jae Su Kwak, Jaeyong Ahn, Je-Chin Han, C. Pang Lee, Ronald S. Bunker, Robert Boyle, Raymond Gaugler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. October 2003, 125(4): 778–787.
https://doi.org/10.1115/1.1626684
Published Online: December 1, 2003
View Article titled, Heat Transfer Coefficients on the Squealer Tip and Near-Tip Regions of a Gas Turbine Blade With Single or Double Squealer
Open the PDF for Heat Transfer Coefficients on the Squealer Tip and Near-Tip Regions of a Gas Turbine Blade With Single or Double Squealer in another window
Topics: Blades, Heat transfer coefficients, Pressure, Suction, Heat transfer, Gas turbines
Journal Articles

Heat Transfer Coefficients on the Squealer Tip and Near Squealer Tip Regions of a Gas Turbine Blade

Jae Su Kwak, Senior Researcher, Je-Chin Han, M. C. Easterling Endowed Chair
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. August 2003, 125(4): 669–677.
https://doi.org/10.1115/1.1571849
Published Online: July 17, 2003
View Article titled, Heat Transfer Coefficients on the Squealer Tip and Near Squealer Tip Regions of a Gas Turbine Blade
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Topics: Blades, Heat transfer, Heat transfer coefficients, Pressure, Suction, Gas turbines
Journal Articles

Heat Transfer Coefficients and Film-Cooling Effectiveness on a Gas Turbine Blade Tip

Jae Su Kwak, Postdoctoral Research Associate, Je-Chin Han, M. C. Easterling Endowed Chair
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. June 2003, 125(3): 494–502.
https://doi.org/10.1115/1.1565096
Published Online: May 20, 2003
View Article titled, Heat Transfer Coefficients and Film-Cooling Effectiveness on a Gas Turbine Blade Tip
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Topics: Blades, Coolants, Film cooling, Heat transfer, Heat transfer coefficients, Pressure, Gas turbines, Clearances (Engineering)