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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

Optimization of Biomimetic Propulsive Kinematics of a Flexible Foil Using Integrated Computational Fluid Dynamics–Computational Structural Dynamics Simulations

Jiho You, Jinmo Lee, Seungpyo Hong, Donghyun You
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. June 2019, 141(6): 061106.
Paper No: FE-18-1246
https://doi.org/10.1115/1.4041879
Published Online: December 24, 2018
View Article titled, Optimization of Biomimetic Propulsive Kinematics of a Flexible Foil Using Integrated Computational Fluid Dynamics–Computational Structural Dynamics Simulations
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Topics: Kinematics, Optimization, Computational fluid dynamics, Thrust, Simulation, Structural dynamics, Propulsion, Fluids
Proceedings Papers

Large-Eddy Simulation of Turbulent Flow Over a Heavy Vehicle With Drag Reduction Devices

Sangseung Lee, Myeongkyun Kim, Donghyun You
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT14A001, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-14319
https://doi.org/10.1115/AJKFluids2015-14319
View Paper titled, Large-Eddy Simulation of Turbulent Flow Over a Heavy Vehicle With Drag Reduction Devices
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Topics: Drag reduction, Large eddy simulation, Turbulence, Vehicles, Drag (Fluid dynamics), Flow (Dynamics), Flow control, Fluid dynamics, Fuel efficiency, Navier-Stokes equations
Proceedings Papers

Optimization of Propulsion Kinematics of a Flexible Foil Using Integrated CFD-CSD Simulations

Jiho You, Jinmo Lee, Donghyun You
Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 3231-3239, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-93080
https://doi.org/10.1115/IMECE2012-93080
View Paper titled, Optimization of Propulsion Kinematics of a Flexible Foil Using Integrated CFD-CSD Simulations
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Topics: Computational fluid dynamics, Kinematics, Optimization, Propulsion, Simulation, Structural dynamics, Boundary-value problems, Deformation, Design, Finite difference methods
Proceedings Papers

Study of Vortex-Shedding-Induced Vibration of a Flexible Splitter Plate Behind a Cylinder

Jinmo Lee, Donghyun You
Proc. ASME. FEDSM2012, Volume 1: Symposia, Parts A and B, 1497-1506, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2012-72302
https://doi.org/10.1115/FEDSM2012-72302
View Paper titled, Study of Vortex-Shedding-Induced Vibration of a Flexible Splitter Plate Behind a Cylinder
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Topics: Cylinders, Vibration, Vortices, Computational fluid dynamics, Flow (Dynamics), Vortex shedding, Drag (Fluid dynamics), Dynamics (Mechanics), Engineering simulation, Fluids
Proceedings Papers

Computational Methodology for Integrated CFD-CSD Simulations of Fluid-Structure Interaction Problems

Jinmo Lee, Donghyun You
Proc. ASME. FEDSM2010, ASME 2010 3rd Joint US-European Fluids Engineering Summer Meeting: Volume 1, Symposia – Parts A, B, and C, 423-430, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-31199
https://doi.org/10.1115/FEDSM-ICNMM2010-31199
View Paper titled, Computational Methodology for Integrated CFD-CSD Simulations of Fluid-Structure Interaction Problems
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Topics: Computational fluid dynamics, Engineering simulation, Fluid structure interaction, Simulation, Dynamics (Mechanics), Fluids, Algorithms, Finite element methods, Flow (Dynamics), Pressure
Proceedings Papers

Application of a Dynamic Global-Coefficient Subgrid-Scale Model for Large-Eddy Simulation in Complex Geometries

Donghyun You, Parviz Moin
Proc. ASME. FEDSM2007, Volume 1: Symposia, Parts A and B, 1429-1437, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37486
https://doi.org/10.1115/FEDSM2007-37486
View Paper titled, Application of a Dynamic Global-Coefficient Subgrid-Scale Model for Large-Eddy Simulation in Complex Geometries
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Topics: Large eddy simulation, Eddies (Fluid dynamics), Viscosity, Energy dissipation, Fluids, Dynamic models, Equilibrium (Physics), Filters
Proceedings Papers

Integrated Computations of an Entire Jet Engine

Gorazd Medic, Donghyun You, Georgi Kalitzin, Marcus Herrmann, Frank Ham, Heinz Pitsch, Edwin van der Weide, Juan Alonso
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 1841-1847, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27094
https://doi.org/10.1115/GT2007-27094
View Paper titled, Integrated Computations of an Entire Jet Engine
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Topics: Computation, Jet engines, Simulation, Engines, Flow (Dynamics), Combustion chambers, Compressors, Computer software, Design, Gas turbines
Proceedings Papers

On Coupling of RANS and LES for Integrated Computations of Jet Engines

Gorazd Medic, Donghyun You, Georgi Kalitzin
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 1181-1187, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27096
https://doi.org/10.1115/GT2007-27096
View Paper titled, On Coupling of RANS and LES for Integrated Computations of Jet Engines
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Topics: Computation, Jet engines, Reynolds-averaged Navier–Stokes equations, Turbulence, Flow (Dynamics), Ducts, Combustion chambers, Convection, Flow simulation, Fluctuations (Physics)
Proceedings Papers

A Computational Methodology for Large-Eddy Simulation of Tip-Clearance Flows

Donghyun You, Rajat Mittal, Meng Wang, Parviz Moin
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 1139-1147, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45395
https://doi.org/10.1115/FEDSM2003-45395
View Paper titled, A Computational Methodology for Large-Eddy Simulation of Tip-Clearance Flows
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Topics: Clearances (Engineering), Flow (Dynamics), Large eddy simulation, Rotors, Blades, Boundary layers, Dynamics (Mechanics), Engineering simulation, Fluctuations (Physics), Pressure
Proceedings Papers

Vortex Dynamics and Mechanisms for Viscous Losses in the Tip-Clearance Flow

Donghyun You, Meng Wang, Parviz Moin, Rajat Mittal
Proc. ASME. FEDSM2005, Volume 1: Symposia, Parts A and B, 1601-1610, June 19–23, 2005
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2005-77175
https://doi.org/10.1115/FEDSM2005-77175
View Paper titled, Vortex Dynamics and Mechanisms for Viscous Losses in the Tip-Clearance Flow
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Topics: Clearances (Engineering), Dynamics (Mechanics), Flow (Dynamics), Vortices, Leakage, Cascades (Fluid dynamics), Turbulence, Fluctuations (Physics), Kinetic energy, Large eddy simulation
Journal Articles

Vortex Dynamics and Low-Pressure Fluctuations in the Tip-Clearance Flow

Donghyun You, Meng Wang, Parviz Moin, Rajat Mittal
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Papers
J. Fluids Eng. August 2007, 129(8): 1002–1014.
https://doi.org/10.1115/1.2746911
Published Online: January 24, 2007
View Article titled, Vortex Dynamics and Low-Pressure Fluctuations in the Tip-Clearance Flow
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Topics: Blades, Cavitation, Clearances (Engineering), Flow (Dynamics), Fluctuations (Physics), Leakage, Pressure, Vortices, Dynamics (Mechanics), Separation (Technology)
Journal Articles

A Quasi-Generalized-Coordinate Approach for Numerical Simulation of Complex Flows

Donghyun You, Meng Wang, Rajat Mittal, Parviz Moin
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Briefs
J. Fluids Eng. November 2006, 128(6): 1394–1399.
https://doi.org/10.1115/1.2354533
Published Online: April 11, 2006
View Article titled, A Quasi-Generalized-Coordinate Approach for Numerical Simulation of Complex Flows
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Topics: Computer simulation, Flow (Dynamics), Navier-Stokes equations