Environmental hydraulics research for river health: recent advances and challenges

PM Rowiński, T Okruszko, A Radecki-Pawlik - Ecohydrology & …, 2022 - Elsevier
Environmental hydraulics, a neighboring research field to ecohydrology, is an intermediate
area between hydrodynamics and ecology/biology. The main research topic of this …

Longitudinal dispersion coefficient in straight rivers

ZQ Deng, VP Singh, L Bengtsson - Journal of hydraulic engineering, 2001 - ascelibrary.org
An analytical method is developed to determine the longitudinal dispersion coefficient in
Fischer's triple integral expression for natural rivers. The method is based on the hydraulic …

The influence of aquatic macrophytes on the hydraulic and physico-chemical properties of a New Zealand lowland stream

RJ Wilcock, PD Champion, JW Nagels, GF Croker - Hydrobiologia, 1999 - Springer
The effects of macrophytes on hydraulic and physico-chemical variables were examined by
conducting tracer experiments with SF 6, CH 3 Cl and rhodamine WT in a stream before and …

[图书][B] The QTRACER2 program for tracer-breakthrough curve analysis for tracer tests in karstic aquifers and other hydrologic systems

MS Field - 2002 - books.google.com
2.6. TRACER MIXING IN THE FLOW SYSTEM. 2.7. CORRECTION FOR TIME TO REACH
FLOW SYSTEM. 2.8. CORRECTION FOR BACKGROUND 2.9. DISCHARGE …

Predicting longitudinal dispersion coefficient in natural streams by artificial neural network

G Tayfur, VP Singh - Journal of Hydraulic Engineering, 2005 - ascelibrary.org
An artificial neural network (ANN) model was developed to predict the longitudinal
dispersion coefficient in natural streams and rivers. The hydraulic variables [flow discharge …

Regulation of nutrient uptake in eutrophic lowland streams

B Gücker, MT Pusch - Limnology and Oceanography, 2006 - Wiley Online Library
We studied nutrient uptake in relation to water chemistry, stream hydrodynamics, and
ecosystem metabolism in two eutrophic lowland streams located near Berlin, Germany …

Estimation of the dispersion coefficient in natural rivers using a granular computing model

R Noori, B Ghiasi, H Sheikhian… - Journal of Hydraulic …, 2017 - ascelibrary.org
Because pollutant dispersion in rivers is strongly influenced by the longitudinal dispersion
coefficient (K x), its accurate estimation is critical in the field of environmentally sound …

Experimental and numerical validation of the dead-zone model for longitudinal dispersion in rivers

W Czernuszenko, PM RowiŃSki… - Journal of Hydraulic …, 1998 - Taylor & Francis
Experimental results of longitudinal dispersion in rivers are discussed in the light of new
findings with respect to the “dead-zone” theory. Both the experiments made by authors as …

Random displacement versus habitat choice of fish larvae in rivers

C Wolter, A Sukhodolov - River Research and Applications, 2008 - Wiley Online Library
Numerous studies elaborated habitat preferences of early juvenile fish. However, detailed
analyses of swimming performance of fish larvae and early juveniles revealed substantial …

[PDF][PDF] Estimating the coefficient of dispersion for a natural stream

N Ahsan - World Academy of Science, Engineering and …, 2008 - academia.edu
This paper presents the study on estimation of longitudinal dispersion coefficient in a small
segment of a natural stream. The longitudinal dispersion coefficient is a fundamental …