Application of SVM, ANN, GRNN, RF, GP and RT models for predicting discharge coefficients of oblique sluice gates using experimental data

F Salmasi, M Nouri, P Sihag, J Abraham - Water Supply, 2021 - iwaponline.com
Gates are commonly used to adjust water flow in open channels. By using an
oblique/inclined gate, the water transferring capacity of open irrigation canals can be …

Discharge coefficient prediction of canal radial gate using neurocomputing models: an investigation of free and submerged flow scenarios

H Tao, M Jamei, I Ahmadianfar… - Engineering …, 2022 - Taylor & Francis
In the current study, three machine learning (ML) models, ie Gaussian process regression
(GPR), generalized regression neural network (GRNN), and multigene genetic programming …

An efficient hybrid grey wolf optimization-based KELM approach for prediction of the discharge coefficient of submerged radial gates

K Roushangar, S Shahnazi, AA Sadaghiani - Soft Computing, 2023 - Springer
Accurately prediction of discharge coefficient through radial gates is considered as a
challenging hydraulic subject, particularly under highly submerged flow conditions. Incurring …

Novel application of robust GWO-KELM model in predicting discharge coefficient of radial gates: a field data-based analysis

K Roushangar, A Alirezazadeh Sadaghiani… - Journal of …, 2023 - iwaponline.com
Accurate determination of discharge capacity in radial gates as commonly designed check
structures is of great importance in hydraulic engineering research. The discharge …

Development of Advanced Data-Intelligence Models for Radial Gate Discharge Coefficient Prediction: Modeling Different Flow Scenarios

ZM Yaseen, OA Alawi, AM Alshammari… - Water Resources …, 2023 - Springer
This research aims to predict a radial gate's discharge coefficient (Cd) under free and
submerged flow conditions using several machine learning (ML) algorithms. Several …

Impacts of multi-gate regulator operation schemes on local scour downstream

H Elsayed, E Helal, M El-Enany… - ISH Journal of Hydraulic …, 2021 - Taylor & Francis
Regulators are commonly used to control and measure flows in streams and irrigation
canals. Inadequate operation of regulator gates may lead to scour downstream, possibly …

Numerical Investigation for Rehabilitation and Lining of a Problematic Canal

A Ibrahim, AHM Khater, CF Gad, EFM Elzahry - Water, 2023 - mdpi.com
Canal lining and rehabilitation aim to distribute water, reduce losses, and ensure that water
reaches the ends of the canals. Recognizing the need to improve the management of the …

Study and application of discharge calibration for submerged radial gates

X Guo, Y Guo, T Wang, H Fu, J Li - Flow Measurement and Instrumentation, 2021 - Elsevier
Sophisticated stage-discharge rating curves for radial gates are essential to modernization
efforts in water conservancy and irrigation projects. However, it is a challenging hydraulic …

Experimental and numerical investigation of scour downstream contracted spillways

TH Nasralla - Journal of Water and Land Development, 2022 - journals.pan.pl
A study of scour downstream of free hydraulic jump in stilling basin of stepped spillways was
carried out. This paper employed an experimental study to investigate the stepped spillway …

Investigating the flow through parallel sluice gates on a broad-crested weir

A Seyedzadeh, M Yasi, J Farhoudi - Flow Measurement and …, 2024 - Elsevier
When dealing with the challenges of large conduit widths or high upstream depths in
irrigation and drainage networks, installing parallel sluice gates on a broad-crested weir can …