Prof. Sung-Uk Choi

Yonsei University

Professor

My Profile

About

Prof Sung-uk CHOI is a Professor at Department of Civil & Environmental Engineering, Yonsei University, Seoul, Korea. Professor Choi obtained B.S. and M.S. degrees at Civil Engineering, Seoul National University, Seoul, Korea, and Ph.D. degree at Civil and Environmental Engineering, University of Illinois at Urbana-Champaign, US. His research area includes numerical and physical modeling of turbidity currents, computations of turbulent flows, sediment transport, and eco-hydraulics. He is a member of International Association of Hydro-Environment Engineering and Science (IAHR), American Society of Civil Engineers (ASCE), Korean Society of Civil Engineers (KSCE), and Korea Water Resources Association. Currently, Dr Choi is an Editor of Journal of Hydro-Environment Research (IAHR-APD) and Associate Editor of Journal of Hydraulic Engineering (ASCE).

Career Type:

Scientist/Researcher/Academic

Organization Type:

Universities and Academia

Expertise Fields/Interests:

His research area includes numerical and physical modeling of turbidity currents, computations of turbulent flows, sediment transport, and eco-hydraulics.

Major Achievements:

Technical Committees

Committee Name
Committee on Ecohydraulics
Committee on Fluid Mechanics
Committee on Fluvial Hydraulics

IAHR Position

Committee Name	Position	Start Date	End Date
IAHR Council	Editor	2021-07-07	Now
Asia and Pacific Division	Member	2019-01-01	Now
JHER Editorial	Editor	2018-01-01	Now
JOE Editorial Board	Editorial Board member	2017-01-01	2018-01-20
Committee on Ecohydraulics	Member	2016-02-01	2023-03-02

My Papers and Presentations

Title	Year
Application of the Building Block Approach to Generating a Natural Flow Regime in a Regulated River	2022
Computations of the Flows over the Weir Changing from the Submerged to Surface Flows	2020
Undisturbed Fluid Flow for Improved Macroscopic Estimation of Drag Forces Acting on Circular Cylinders	2020
Large Eddy Simulations of Flows over a Submerged Weir	2019
Physical Habitat Simulation for Macroinvertebrate Community Based on Habitat Orientation Groups	2018
Computation of Morphological Change in a Channel Bend With Non-Uniform Curvature Using the 2D Shallow Water Equations	2017
Impact of Inner-Bank Vegetation on the Mean Flow and Turbulence Statistics in a Curved Channel	2017
Validation of ADCP Flow Measurements in Open-Channel Flows	2016
A Quasi-Two-Dimensional Method for Reservoir Sedimentation	2013
Computations of Turbulent Flow and Transport in Vegetated Open-Channel Using Reynolds Stress Model	2013
Impact of Secondary Flow on Depth-Averaged Flow Velocity in Vegetated Open Channels	2013
Prediction of Total Sediment Load in the River Using the Lateral Distribution Method	2013
Impact of Floodplain Vegetation on Morphological Process in the Straight Compound Open-Channel: A Numerical Study	2011
A two-layer approach for depth-limited open-channel flows with submerged vegetation	2010
Depth-Averaged Modeling of Flow and Bed Elevation Change in a Curved Channel with Dispersion Stress Terms	2010
Lateral Distribution of Unit Discharge in a Compound Channel with Vegetation on the Floodplain	2010
Impact of stem flexibility on mean flow and turbulence structure in depth-limited open channel flows with submerged vegetation	2009
Laboratory Experiments for 3D Characteristics of Depth-Limited Open-Channel Flows with Submerged Vegetation	2009
Solute Transport in Open-Channel Flows with Submerged Vegetation	2009
Lateral Inhomogeneity of Open-Channel Flow over Submerged Vegetation	2007
Numerical simulations of cellular secondary currents and suspended sediment transport in open-channel flows over smooth-rough bed strips	2007
Turbulence Modeling of Solute Transport in Open-Channel Flows	2007
Numerical investigations of mean flow and turbulence structures of partly-vegetated open-channel flows using the Reynolds stress model	2006
CFD Modeling Vegetated Channel Flows: The State of the Art Review	2005
Investigation of Impact of Secondary Flows in Turbulent Open-Channel Flows Using DNS Data	2005
Numerical Simulation of Open-Channel Flows over Smooth-Rough Bed Strips	2005
Reynolds stress modeling of vegetated open-channel flows	2004
Fully Coupled Modeling of Flow and Bed Evolution Using Finite Element Method	2003
Reynolds Stress Modeling of Vegetated Open-Channel Flows	2001
Spreading Law for Sediment-Laden Gravity Currents	1999

My Videos

Title	Year
Sung-Uk Choi - Various IAHR journals and their roles; Why Journal of Hydro-Environment Research specifically for the Asia and Pacific Division?	2021
Sung-Uk Choi - Fish hotspot without cold water – Can we reduce damage from cold water release from a large dam using selective withdrawal?	2021

IAHR Awards

IAHR Awards	Date