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Proceedings Papers

Effects of Turbine Blade Tip Pressure Side Winglet and Cavity Rim on Aerodynamic Performance

SooHyun Jo, Youngmin Jeon, Seungchan Baek, Jeonghwan Song, Donghyun You, Wontae Hwang
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100621
https://doi.org/10.1115/GT2023-100621
View Paper titled, Effects of Turbine Blade Tip Pressure Side Winglet and Cavity Rim on Aerodynamic Performance
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Topics: Blades, Cascades (Fluid dynamics), Cavities, Flow (Dynamics), Leakage flows, Pressure, Turbine blades, Turbines, Design, Leakage
Journal Articles

Flow Non-Uniformity and Secondary Flow Characteristics Within a Serpentine Cooling Channel of a Realistic Gas Turbine Blade

Seungchan Baek, Jaehyun Ryu, Myeonghwan Bang, Wontae Hwang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091002.
Paper No: TURBO-21-1179
https://doi.org/10.1115/1.4053841
Published Online: March 4, 2022
View Articletitled, Flow Non-Uniformity and Secondary Flow Characteristics Within a Serpentine Cooling Channel of a Realistic Gas Turbine Blade
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Topics: Flow (Dynamics), Cooling, Reynolds-averaged Navier–Stokes equations
Journal Articles

The Effect of Single-Sided Ribs on Heat Transfer and Pressure Drop Within a Trailing Edge Internal Channel of a Gas Turbine Blade

Suhyun Kim, Seungwon Suh, Seungchan Baek, Wontae Hwang
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. August 2022, 14(8): 081005.
Paper No: TSEA-21-1541
https://doi.org/10.1115/1.4053337
Published Online: January 12, 2022
View Articletitled, The Effect of Single-Sided Ribs on Heat Transfer and Pressure Drop Within a Trailing Edge Internal Channel of a Gas Turbine Blade
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Topics: Flow (Dynamics), Friction, Heat transfer, Temperature, Pressure drop, Heat flux, Blades, Corners (Structural elements), Vortices, Gas turbines
Proceedings Papers

Influence of Ribs on Internal Heat Transfer and Pressure Drop in a Turbine Blade Trailing Edge Channel

Suhyun Kim, Seungwon Suh, Seungchan Baek, Wontae Hwang
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A015, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14847
https://doi.org/10.1115/GT2020-14847
View Paper titled, Influence of Ribs on Internal Heat Transfer and Pressure Drop in a Turbine Blade Trailing Edge Channel
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Topics: Friction, Heat transfer, Pressure drop, Turbine blades
Journal Articles

Experimental and Numerical Investigation of the Flow in a Trailing Edge Ribbed Internal Cooling Passage

Seungchan Baek, Sangjoon Lee, Wontae Hwang, Jung Shin Park
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2019, 141(1): 011012.
Paper No: TURBO-18-1264
https://doi.org/10.1115/1.4041868
Published Online: December 5, 2018
View Articletitled, Experimental and Numerical Investigation of the Flow in a Trailing Edge Ribbed Internal Cooling Passage
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Topics: Flow (Dynamics), Cooling, Turbulence, Corners (Structural elements)
Proceedings Papers

Experimental and Numerical Investigation of the Flow in a Trailing Edge Ribbed Internal Cooling Passage

Seungchan Baek, Sangjoon Lee, Wontae Hwang, Jung Shin Park
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT16A013, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76741
https://doi.org/10.1115/GT2018-76741
View Paper titled, Experimental and Numerical Investigation of the Flow in a Trailing Edge Ribbed Internal Cooling Passage
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Topics: Cooling, Flow (Dynamics), Turbulence, Turbine blades, Convection, Corners (Structural elements), Gas turbines, Heat transfer, High pressure (Physics), Large eddy simulation
Proceedings Papers

Robust Film Cooling Hole Shape Optimization Considering Surface Roughness and Partial Hole Blockage

Sanga Lee, Wontae Hwang, Kwanjung Yee
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT20A004, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76424
https://doi.org/10.1115/GT2018-76424
View Paper titled, Robust Film Cooling Hole Shape Optimization Considering Surface Roughness and Partial Hole Blockage
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Topics: Film cooling, Shape optimization, Surface roughness, Shapes, Additive manufacturing, Blades, Design, Doors, Engineering simulation, Flow (Dynamics)
Proceedings Papers

A Combined CFD/MRV Study of Flow Through a Pin Bank

Mike Siekman, David Helmer, Wontae Hwang, Gregory Laskowski, Ek Tsoon Tan, Gregory Natsui
Proc. ASME. GT2014, Volume 5A: Heat Transfer, V05AT12A007, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25350
https://doi.org/10.1115/GT2014-25350
View Paper titled, A Combined CFD/MRV Study of Flow Through a Pin Bank
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Topics: Computational fluid dynamics, Flow (Dynamics), Engineering simulation, Errors, Magnetic resonance, Pins (Engineering), Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence