Analysis of two-dimensional mixing in natural streams based on transient tracer tests

IW Seo, HJ Choi, YD Kim, EJ Han - Journal of Hydraulic …, 2016 - ascelibrary.org
To investigate the two-dimensional dispersion characteristics of the dissolved contaminant
in natural rivers, tracer experiments were performed based on the instantaneous injection of …

Longitudinal and transverse dispersion coefficients of 2D contaminant transport model for mixing analysis in open channels

J Shin, IW Seo, D Baek - Journal of Hydrology, 2020 - Elsevier
In this study, longitudinal and transverse dispersion coefficients of the two-dimensional
advection-dispersion model were calculated using both the velocity and concentration data …

A genetic algorithm-based support vector machine to estimate the transverse mixing coefficient in streams

H Nezaratian, J Zahiri, MF Peykani… - Water Quality …, 2021 - iwaponline.com
Transverse mixing coefficient (TMC) is known as one of the most effective parameters in the
two-dimensional simulation of water pollution, and increasing the accuracy of estimating this …

New coefficient for water quality modelling in meandering rivers: fatigue factor

SAH Monfared, CL Walsh, TP Curtis, AP Jarvis… - Ecological …, 2023 - Elsevier
The accuracy of water quality predictions is essential, especially in countries affected by
climate change and ecological water diversity. Water quality modelling in rivers is a valuable …

Estimating the transverse mixing coefficient in laboratory flumes and natural rivers

W Huai, H Shi, Z Yang, Y Zeng - Water, Air, & Soil Pollution, 2018 - Springer
Transverse mixing is a complex process and important in understanding the transport of
pollution in rivers. This study presents a genetic programming (GP)-based model for …

Estimation of transverse mixing coefficient in streams using M5, MARS, GA, and PSO approaches

J Zahiri, H Nezaratian - Environmental Science and Pollution Research, 2020 - Springer
Transverse mixing coefficient is one of the key elements of pollutant in two-dimensional
modeling. In this study, four data-driven models, M5 model tree, multivariate adaptive …

Development of simple formula for transverse dispersion coefficient in meandering rivers

KO Baek, DY Lee - Water, 2023 - mdpi.com
This study aims to develop a straightforward and practical formula to estimate transverse
dispersion coefficients in meandering natural rivers, a critical factor for predicting solute …

Estimation of transverse mixing coefficient in straight and meandering streams

M Aghababaei, A Etemad-Shahidi, E Jabbari… - Water Resources …, 2017 - Springer
Transverse mixing coefficient (TMC) is one of the key factors in the modelling of lateral
dispersion of pollutants. Several researchers have attempted to estimate this coefficient …

On the methods for determining the transverse dispersion coefficient in river mixing

KO Baek, IW Seo - Advances in Water Resources, 2016 - Elsevier
In this study, the strengths and weaknesses of existing methods for determining the
dispersion coefficient in the two-dimensional river mixing model were assessed based on …

[HTML][HTML] Role of backwater effects on the attenuation of metal spreading in rivers: A study in the Paraopeba River after the B1 tailings dam collapse in Brumadinho

VHS Lima, FAL Pacheco, JP Moura… - Case Studies in …, 2024 - Elsevier
The B1 tailings dam of Córrego do Feijão iron-ore mine of Vale SA, located in the Ferro-
Carvão stream watershed (Brumadinho municipality, state of Minas Gerais, Brazil) …