Results 21 to 30 of about 566 (215)

Experimental investigation on the characteristics of hydraulic jump in expanding channels with a water jet injection system [PDF]

open access: yesJournal 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

Numerical Investigation of Hydraulic Jump Length and position in Ogee Chute [PDF]

open access: yesمهندسی منابع آب, 2018
One of the most effective strategies for energy dissipation of hydraulic structures is hydraulic jump .The position of hydraulic jump play an important role in design of stilling basin.
Mina Rouzegari   +2 more
doaj  

Prediction of the hydraulic jump length on sloping rough beds using meta- heuristic neuro-fuzzy model and differential evolution algorithm [PDF]

open access: yesJournal of Applied Research in Water and Wastewater, 2019
Generally, Hydraulic jumps usually happen at the downstream of hydraulic structures like ogee spillways. In addition, one of the parameters affecting the proper design of stilling basin is calculation of the hydraulic jump length. In this study, a hybrid
Rahim Gerami Moghadam   +3 more
doaj   +1 more source

Experimental study of the hydraulic jump in a hydraulic jump in a sloped rectangular channel

open access: yesJournal of Fundamental and Applied Sciences, 2018
The hydraulic jump in a sloped rectangular channel is theoretically and experimentally examined. The study aims to determine the effect of the channel’s slope on the sequent depth ratio of the jump. A theoretical relation is proposed for the inflow Froude number as function of the sequent depth ratio and the channel slope.
Kateb, S., Ghomri, A., Debabeche, M.
openaire   +3 more sources

Numerical Investigation Of The Impact On The Flow Patterns In The Spillway Crest Elevation Hydraulic Jump Along The Side Weirs In Open Channel [PDF]

open access: yesمهندسی و مدیریت ساخت, 2016
Side overflows are one of the most important hydraulic structures in water control and control systems. The outlet flow is a three-dimensional overflow that causes these overflows to have a complex hydraulic.
Negar Bagheri   +2 more
doaj  

Experimental Investigation on Characteristics of Hydraulic Jump in Stilling Basin With Multi-Horizontal Submerged Jets [PDF]

open access: yesعلوم 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   +1 more source

EFFECT FOR A SINGLE ROUGHNESS E=5,63mm OF EXPERIMENTAL TO STUDY HYDRAULIC JUMP PROFILE IN A CHANNEL IN U A ROUGH BOTTOM

open access: yesJournal of Fundamental and Applied Sciences, 2015
This study aims to study the hydraulic jump controlled by threshold, moving in a channel profile 'U' bottomed rough for a single roughness E=5,63mm. Functional relations in dimensionless terms, linking the different characteristics of the projection ...
A. Ghomri, F. Riguet, M. Debabeche
doaj   +1 more source

Study of the relation between hydraulic jump and the flood water level in the river on the downstream of a spillway [PDF]

open access: yesMATEC Web of Conferences, 2019
Kuningan Dam which is located in Kuningan District, West Java has 21,8 km2 watershed area. This dam also acts as a flood control facility which functions supported by the reservoir’s topography and its spillway building.
Anbiya Taruna Dwiva   +5 more
doaj   +1 more source

A-jump in horizontal inverted semicircular open channels

open access: yesAin Shams Engineering Journal, 2013
The hydraulic jump is a transitional state from supercritical to subcritical flow. The phenomenon of the hydraulic jump has been widely studied because of its frequent occurrence in nature and because of its uses in many practical applications.
I.M.H. Rashwan
doaj   +1 more source

Educational Application of Flow3D Software for Turbulent Modeling in 3D Simulation of Hydraulic Jump in Stilling Basin with Concrete Baffles [PDF]

open access: yesFanāvarī-i āmūzish, 2008
In this paper, hydraulic jump which is one of the effective means of energy dissipation of supercritical flow in hydraulic engineering is simulated using Flow 3D software.
S.R. Sabbagh Yazdi   +2 more
doaj   +1 more source

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