نتایج جستجو برای: for submerged hydraulic jump

تعداد نتایج: 10374249  

محمد محمدی, , مهدی یاسی, ,

  A labyrinth spillway is an overflow spillway to regulate and control flow in canals, rivers and reservoirs. The main hypothesis for the development of such a spillway is to increase the discharge per unit width of structure for a given headwater. This type of structure is often an efficient alternative to a gated-spillway type where either the increase of the flood-passage capacity or the con...

Journal: :Journal of Fluid Mechanics 2023

We examine the structure of continuous circular hydraulic jump and recirculation for a jet impinging on disk. use composite mean-field thin-film approach consisting subdividing flow domain into three regions increasing gravity strength: developing boundary layer near impact, an intermediate supercritical viscous region comprising subcritical flow. Unlike existing models, does not require any em...

Journal: :Frontiers in Earth Science 2021

Intraslope lobes, or perched are attracting scientific interest because they represent a key archive between the shelf and deep basin plain when looking at complete source-to-sink depositional system across continental margin can form significant offshore hydrocarbon plays. In this study, we focus on detailed characterization of intraslope lobes Motta San Giovanni Formation (Miocene, Calabria),...

ژورنال: علوم آب و خاک 2017

Spur dikes are the most common hydraulic structures for river bank protection. Since the construction of this structure causes higher velocities around it, this structure is exposed to erosion. Riprap around the structure nose is one of the most common and economic way to protect spur dike. The main aim of this study is to investigate the riprap stability in a mild 90 degrees bend. Experiments ...

2003
X. Liu J. H. Lienhard

The circular hydraulic jump exhibits behavior quite different from that commonly observed in planar jumps. Here we examine experimentally some of the causes and consequences of those differences. We suggest that surface tension plays a dominant role in establishing the shape of the circular jump for impinging jets. The importance of surface tension is a direct result of the thinness of the liqu...

Journal: :Advances in transdisciplinary engineering 2022

Hydrological jump characteristics in a rectangular open channel flume with sluice gates at both ends are the focus of this article. Among many aspects hydraulic that have been examined analytically and experimentally are: (i) Sequent depth relation (y2y1), (ii) Length jump, (iii) Relative loss energy (ELE1), (iv) Water profile jump. There was total 15 inflow tests conducted. With values between...

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