Results 51 to 60 of about 451 (135)

Numerical Analyses of Gate Lifting Force for Vertical-lifting Plane Steel Gate When Retaining Water Inversely

open access: yes工程科学与技术, 2021
Due to the variation of the water level and the water diversion demand, many sluices can satisfy the requirement for both forward and reverse operation.
Xianbei HUANG   +5 more
doaj  

Discharge Equation for Proposed Self-cleaning Device

open access: yesJournal of King Saud University: Engineering Sciences, 1997
To minimize the sedimentation problems upstream of weirs and to increase the capacity and accuracy of these devices, a combination of a V-notch weir and a rectangular sluice gate was proposed and studied experimentally.
A.A. Alhamid   +2 more
doaj   +1 more source

Calculation of Flood Control and Drainage Benefits of Levee Projects Considering Socio‐Economic Changes

open access: yesWater Resources Research, Volume 62, Issue 8, August 2026.
Abstract Traditional methods for assessing levee projects focus solely on single‐year economic data, evaluating only the reduction in flood‐related economic losses while neglecting the benefits of saving lives and the dynamic changes in the economy and population over the project's design life.
Wei Ge   +7 more
wiley   +1 more source

High Levels of Straying in Returning, Repeat‐Spawning Atlantic Salmon Between Two Neighbouring Danish Rivers

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
We studied the seaward and return migration of Atlantic salmon kelts from both wild and hatchery origin in River Skjern, Denmark. Of the 199 tagged animals, 110 reached the ocean (55%). Only 10 kelts were recorded returning after spending more than 1 year at sea.
Hugo Flávio   +5 more
wiley   +1 more source

Practical Feasibility of AI Image Analysis and Digital Twins for Remote Management of Drainage Pump Stations and Agricultural Canal Gates

open access: yese-Journal of Nondestructive Testing
Gates and drainage pumps at river or coastal interfaces are vital for flood control and protecting residential zones. Many small sluice gates and drainage pump stations, which are managed locally, depend on manual on-site operations, posing challenges ...
Toru Nakada   +2 more
doaj   +1 more source

A Comprehensive Systematic Review of Cyber‐Physical Systems Security: Threats, Challenges, and Defense in ICS/OT Environments

open access: yesEngineering Reports, Volume 8, Issue 7, July 2026.
Overview of the paper organization, illustrating the hierarchical structure of cybersecurity domains in ICS and CPS, including attack analysis, security approaches, offensive tactics, career guidance, and concluding discussions. ABSTRACT The convergence of operational technology (OT) with IP‐based information systems has exposed industrial control ...
M. A. Khalifa   +2 more
wiley   +1 more source

Prediction of scour caused by 2D horizontal jets using soft computing techniques

open access: yesAin Shams Engineering Journal, 2017
This paper presents application of five soft-computing techniques, artificial neural networks, support vector regression, gene expression programming, grouping method of data handling (GMDH) neural network and adaptive-network-based fuzzy inference ...
Masoud Karbasi, H. Md. Azamathulla
doaj   +1 more source

Experimental investigation of the effect of perforated sill and orifice on sluice gate discharge coefficient

open access: yesWater Science
An experimental methodology was applied in this research to examine the outcomes of gate positioning and the performance of a sill with an orifice under sluice gates on the discharge coefficient.
Rasoul Daneshfaraz   +5 more
doaj   +1 more source

Impacts of offshore complex environment factors on cracks in concrete piers

open access: yesShuili Shuiyun Gongcheng Xuebao, 2017
The external environment and geological conditions of offshore mass concrete structure are quite complex. For the sluice structures with cracks, because of the geographical position, climate changes and tidal water level fluctuation, the cracks in the ...
WANG Zhenzhen, ZHANG Sherong
doaj   +1 more source

Developing Sensitivity Indicators for Hydraulic Perturbation

open access: yesمجله آب و خاک, 2016
Introduction: Determination the hydraulic performance of an irrigation network requires adequate knowledge about the sensitivities of the network structures.
M.M. Heidari, S. Kouchakzadeh
doaj   +1 more source

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