Numerical simulation of free and submerged hydraulic jump over trapezoidal and triangular macroroughness [PDF]
Heliyon, 2023 Hydraulic jump is a phenomenon that occurs in open channel flow and has wide utility in hydraulic engineering. The present study considered macroroughness features in the bed to improve the characteristics of free and submerged hydraulic jumps. For that,
Harshit Kumar Jayant
exaly +4 more sources
Effect of corrugated beds on characteristics of submerged hydraulic jump
Ain Shams Engineering Journal, 2014 Hydraulic jump is generally helped in the dissipation of excess kinetic energy downstream of hydraulic structures such as gates, spillways, and weirs. This paper presents a comprehensive review of the available literature on the hydraulic jump properties
Hossam Mohamed Ali Ahmed +4 more
exaly +4 more sources
Numerical study of submerged hydraulic jumps over triangular macroroughnesses
Journal of Hydroinformatics, 2023 The hydraulic jump is a phenomenon that occurs in open channels. In past studies, hydraulic jumps over smooth and macrorough beds have been investigated to enhance energy dissipation, but triangular macroroughness, specifically the right-angled ...
Harshit Kumar Jayant, Bharat Jhamnani
doaj +2 more sources
Nonlinear variation of discharge coefficient and energy dissipation optimization for bottom outlet of EG reservoir: an integral hydraulic model study [PDF]
Scientific ReportsPrecise quantification of discharge capacity is essential for flood routing and reservoir safety. However, conventional design practices commonly assume a constant discharge coefficient (µ), neglecting the nonlinear variations that emerge during partial ...
Ying Li +5 more
doaj +2 more sources
Pressure Fluctuations on the Bed of Submerged Hydraulic Jump [PDF]
آب و فاضلاب, 2019 The hydraulic jump has many usages in transport and treatment of water and wastewater. It may be considered macroscopically as a rapidly varied flow with strong vortices those generate macro turbulent fluctuations.
Kamran Yousefi +3 more
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Submerged hydraulic jump: a computational analysis in different scales [PDF]
RBRHAdvancements in computational capabilities have enabled engineers and scientists to numerically model complex turbulent phenomena such as hydraulic jumps. This research assesses the capability of numerically simulating a hydraulic jump that occurs in the
João Pedro Paludo Bocchi +2 more
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Minimizing downstream scour due to submerged hydraulic jump using corrugated
Ain Shams Engineering Journal, 2014 Local scour downstream of hydraulic structures due to hydraulic jump is considered one of the tedious and complicated problems facing their stability.
Hossam Mohamed Ali +4 more
doaj +2 more sources
Effect of different screen widths on the submerged hydraulic jump characteristics [PDF]
The Egyptian International Journal of Engineering Sciences and Technology, 2021 Hydraulic jump used to dissipate excessive kinetic energy in natural water ways since the down of time. Screens fixed in the stilling basin to control the hydraulic jump location, depth and length from four decades ago.
osama saleh +2 more
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Effect of different screen areas on the submerged hydraulic jump characteristics [PDF]
Port Said Engineering Research Journal, 2022 The hydraulic jump is a natural phenomenon occurs in steep waterways and behind the heading up structures. The main benefit of the hydraulic jump is dissipating the excessive kinetic energy. Tools such as sill, baffle blocks… etc.
Osama Saleh +2 more
doaj +1 more source
Classification of surface regimes over broad-crested gabion weir [PDF]
مهندسی عمران شریف, 2021 The present study investigate 12 experimental broad-crested gabion models. In order to investigate the flow regimes over this structure, hydraulic characteristics were measured under different submergence conditions. A comparison of coefficient discharge
S. Salehi +2 more
doaj +1 more source