Application of method of temporal moments to the contaminant exit breakthrough curves from rockfill media

J Chabokpour, A Samadi, M Merikhi - Iranian Journal of Soil and Water …, 2018 - ijswr.ut.ac.ir
In this research tried to examine the transport and dispersion characteristics of rockfill media
with application of the two completely flowthrough discharges, two media diameters and five …

[PDF][PDF] Estimation of depth-averaged velocity and boundary shear stress in a triangular open channel

MF Maghrebi, M Givehchi - J Water Wastewater, 2009 - sid.ir
The proposed method by Shiono and Knight (SKM) is able to predict the lateral depth-
averaged velocity and shear stress distribution in open channels. The SKM is needed to be …

[HTML][HTML] Calculation of Longitudinal Dispersion Coefficient and Modeling the Pollution Transmission in Rivers (Case studies: Severn and Narew Rivers)

A Parsaie, AH Haghiabi - Water and Soil, 2015 - jsw.um.ac.ir
Introduction: The study of rivers' water quality is extremely important. This issue is more
important when the rivers are one of the main sources of water supply for drinking …

[PDF][PDF] The application of the new intelligent Adaptive Nero Fuzzy Inference System (ANFIS) in prediction of human papilloma virus oncogenicity potency

A Kenarkoohi, S Falahi, H Riahi Madvar… - Arak Medical …, 2011 - jams.arakmu.ac.ir
Background: Based on the severity and prognostic condition of respective cancers caused
by them, papilloma viruses are classified into high, medium, and low risk groups using E6 …

Experimental and numerical study of advection-dispersion of pollutant in a Gravel Bed Rivers

Y Azhdan, AR Emadi, J Chabokpour… - Water and Soil …, 2018 - water-soil.tabrizu.ac.ir
Water quality assessment of rivers, in order to insure human health and environmental
sustainability, is one of the most important purposes of the physical and numerical models of …

[PDF][PDF] Investigation of the Movement of Biodegradable and Non-Biodegradable Pollutants in Sediments Adjacent to the Jajroud River by Practical Experiment

S Banaei, A Javid, A Hassani - Environment and Water Engineering, 2022 - academia.edu
In this study, by conducting experiments in the alluvium adjacent to the river, the effect of
various biodegradable and non-biodegradable pollutants was investigated on soil pollution …

Prediction of Longitudinal Dispersion Coefficient in Natural Streams using Soft Computing Techniques

S Soltani-Gerdefaramarzi… - Iranian Journal of Soil …, 2015 - ijswr.ut.ac.ir
To accurately estimate the longitudinal dispersion coefficient is important and indispensable
in river modeling. Many theoretical as well as empirical formulations have been proposed to …

Adaptive neuro-fuzzy computing technique for determining turbulent flow friction coefficient

M Givehchi, S Bardestani - Journal of Water and Wastewater; Ab va …, 2013 - wwjournal.ir
Estimation of the friction coefficient in pipes is very important in many water and wastewater
engineering issues, such as distribution of velocity and shear stress, erosion, sediment …

Development of Neural Network Model Based on Conjugate Gradient and Resilient Back-Propagation Training Function for Estimation of Longitudinal Dispersion …

R Noori, B Ghiasi - Water Resources Engineering, 2019 - wej.marvdasht.iau.ir
Determining the longitudinal dispersion coefficient (LDC) for Advection-Diffusion equation is
the first step in water quality modeling for one-dimensional water bodies such as rivers. In …

توسعه‌ مدل شبکه‌ عصبی بر مبنای توابع آموزش گرادیان مزدوج و پس‌انتشار ارتجاعی برای پیش‌بینی ضریب انتشار طولی رودخانه‌ها

نوری, قیاسی, کرباسی, سارنگ… - فصلنامه علمی مهندسی منابع …, 2019‎ - wej.marvdasht.iau.ir
گام‌‌‌‌‌ اساسی در مدل‌سازی کیفی محیط‌های آبی یک بعدی مانند رودخانه‌ها، تعیین ضریب انتشار طولی
(LDC) برای معادله‌ی انتقال-پخش آلاینده‌ها است. در این مقاله برای پیشبینی LDC، مدل شبکه‌ی …