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Proceedings Papers

Conjugate Heat Transfer Analysis to Assess Overall Cooling Effectiveness of High Pressure Turbine Nozzle With Optimized Film Cooling Hole Arrangements

Young Seok Kang, Dong-Ho Rhee, Sanga Lee, Bong Jun Cha
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT10A008, June 17–21, 2019
Paper No: GT2019-91194
https://doi.org/10.1115/GT2019-91194
View Paper titled, Conjugate Heat Transfer Analysis to Assess Overall Cooling Effectiveness of High Pressure Turbine Nozzle With Optimized Film Cooling Hole Arrangements
Open the PDF for Conjugate Heat Transfer Analysis to Assess Overall Cooling Effectiveness of High Pressure Turbine Nozzle With Optimized Film Cooling Hole Arrangements in another window
Topics: Cooling, Film cooling, Heat transfer, High pressure (Physics), Nozzles, Turbines, Pressure, Temperature, Design, Coolants
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
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
Open the PDF for Robust Film Cooling Hole Shape Optimization Considering Surface Roughness and Partial Hole Blockage in another window
Topics: Film cooling, Shape optimization, Surface roughness, Shapes, Additive manufacturing, Blades, Design, Doors, Engineering simulation, Flow (Dynamics)
Proceedings Papers

Overall Cooling Effectiveness Measurements on Pressure Side Surface of the Nozzle Guide Vane With Optimized Film Cooling Hole Arrangements

Dong-Ho Rhee, Young Seok Kang, Bong Jun Cha, Sanga Lee
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT10A001, June 26–30, 2017
Paper No: GT2017-63421
https://doi.org/10.1115/GT2017-63421
View Paper titled, Overall Cooling Effectiveness Measurements on Pressure Side Surface of the Nozzle Guide Vane With Optimized Film Cooling Hole Arrangements
Open the PDF for Overall Cooling Effectiveness Measurements on Pressure Side Surface of the Nozzle Guide Vane With Optimized Film Cooling Hole Arrangements in another window
Topics: Cooling, Film cooling, Nozzle guide vanes, Pressure, Optimization, Flow (Dynamics), Additive manufacturing, Aerospace industry, Cascades (Fluid dynamics), Chords (Trusses)
Proceedings Papers

Film Cooling Performance Improvement With Optimized Hole Arrangements on Pressure Side Surface of Nozzle Guide Vane: Part II — Experimental Validation

Dong-Ho Rhee, Young Seok Kang, Bong Jun Cha, Jeong-Seek Kang, Sanga Lee, Kwanjung Yee
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT12A011, June 13–17, 2016
Paper No: GT2016-57978
https://doi.org/10.1115/GT2016-57978
View Paper titled, Film Cooling Performance Improvement With Optimized Hole Arrangements on Pressure Side Surface of Nozzle Guide Vane: Part II — Experimental Validation
Open the PDF for Film Cooling Performance Improvement With Optimized Hole Arrangements on Pressure Side Surface of Nozzle Guide Vane: Part II — Experimental Validation in another window
Topics: Film cooling, Nozzle guide vanes, Pressure, Flow (Dynamics), Coolants, Cascades (Fluid dynamics), Computational fluid dynamics, Cooling, Optimization, Turbines
Proceedings Papers

Film Cooling Performance Improvement With Optimized Hole Arrangement on Pressure Side Surface of Nozzle Guide Vane: Part I — Optimization and Numerical Investigation

Sanga Lee, Dong-Ho Rhee, Bong Jun Cha, Kwanjung Yee
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT12A010, June 13–17, 2016
Paper No: GT2016-57975
https://doi.org/10.1115/GT2016-57975
View Paper titled, Film Cooling Performance Improvement With Optimized Hole Arrangement on Pressure Side Surface of Nozzle Guide Vane: Part I — Optimization and Numerical Investigation
Open the PDF for Film Cooling Performance Improvement With Optimized Hole Arrangement on Pressure Side Surface of Nozzle Guide Vane: Part I — Optimization and Numerical Investigation in another window
Topics: Film cooling, Nozzle guide vanes, Optimization, Pressure, Shapes, Nozzles, Turbines, Cooling, Design, Genetic algorithms
Proceedings Papers

Optimal Arrangement of the Film Cooling Holes Considering the Manufacturing Tolerance for High Pressure Turbine Nozzle

Sanga Lee, Dong-Ho Rhee, Kwanjung Yee
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT45A029, June 13–17, 2016
Paper No: GT2016-57973
https://doi.org/10.1115/GT2016-57973
View Paper titled, Optimal Arrangement of the Film Cooling Holes Considering the Manufacturing Tolerance for High Pressure Turbine Nozzle
Open the PDF for Optimal Arrangement of the Film Cooling Holes Considering the Manufacturing Tolerance for High Pressure Turbine Nozzle in another window
Topics: Film cooling, High pressure (Physics), Manufacturing, Nozzles, Turbines, Cooling, Design, Optimization, Shapes, Uncertainty
Proceedings Papers

Optimization Framework Using Surrogate Model for Aerodynamically Improved 3D Turbine Blade Design

Sanga Lee, Saeil Lee, Kyu-Hong Kim, Dong-Ho Lee, Young-Seok Kang, Dong-Ho Rhee
Proc. ASME. GT2014, Volume 2B: Turbomachinery, V02BT45A019, June 16–20, 2014
Paper No: GT2014-26571
https://doi.org/10.1115/GT2014-26571
View Paper titled, Optimization Framework Using Surrogate Model for Aerodynamically Improved 3D Turbine Blade Design
Open the PDF for Optimization Framework Using Surrogate Model for Aerodynamically Improved 3D Turbine Blade Design in another window
Topics: Design, Optimization, Turbine blades, Blades, Shapes, Turbines, Nozzles, Reliability, Rotors, Airfoils