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 +6 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 +5 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
doaj +2 more sources
Experimental Investigation on Characteristics of Hydraulic Jump in Stilling Basin With Multi-Horizontal Submerged Jets [PDF]
علوم و مهندسی آبیاری, 1970 Stilling basin with multi-horizontal submerged jets is a new type of energy dissipater structure which causes to collapse excess energy by guiding the supercritical flow through jets and forming submerged hydraulic jump.
Mehrdad Moradi +2 more
doaj +2 more sources
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 +2 more sources
An Experimental and Numerical Investigation for Characteristics of Submerged Hydraulic Jump over Corrugated Beds [PDF]
Port Said Engineering Research Journal, 2020 The present study was executed to compare flow parameters of submerged jump under gate using physical and numerical models. Twenty experimental runs were carried out to study the impact of spaced corrugated beds on basic characteristics of submerged ...
Hossam Ali, Ashraf Elhamaimi
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
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
Experimental investigation on the characteristics of hydraulic jump in expanding channels with a water jet injection system [PDF]
Journal of Hydraulic Structures, 2022 The high flow velocity downstream of weirs and gates can cause the destruction of erosive beds in rivers or even non-erosive channels. To reduce the flow's kinetic energy, structures are needed to consume this energy.
Shokoofeh Sharoonizadeh +4 more
doaj +1 more source
Energy Dissipation Through Pool Downstream Vertical Gates [PDF]
Port Said Engineering Research Journal, 2023 The hydraulic jump downstream gates leads to increase the length of stilling basin for protection hydraulic structures from failures. In this paper a new technique to increase energy dissipation between upstream and downstream through vertical gate with ...
tarek nasralla, ahmed awwad
doaj +1 more source