Results 91 to 100 of about 4,639,210 (385)

Shape Optimization and Hydraulic Characteristics Analysis of Unilateral Divergent Stilling Basin

open access: yesRenmin Zhujiang
The spillway of Dongchong Reservoir adopts an engineering scheme of spillway step energy dissipation and downstream stilling basin underflow. However, due to the limitations of terrain and geological conditions, the width of the stilling basin is small ...
SHI Linping   +4 more
doaj   +2 more sources

Investigation on local scour downstream of adverse st

open access: yesAin Shams Engineering Journal, 2014
This paper is focused on local scour downstream of adverse stilling basins where a submerged wall jet issued from a sluice gate. Experiments were conducted in a wide range of Froude numbers, grain sizes, tailwater depths, and stilling basin slopes.
Javad Farhoudi, Hossein Khalili Shayan
doaj   +1 more source

Stilling basin optimization for a combined inlet-outlet sluice in the framework of the Sigmaplan [PDF]

open access: yes, 2013
Within the framework of the so-called Actualised Sigmaplan, i.e. the masterplan to create a sustainable Schelde estuary, flood control areas (FCA) are setup in well-chosen polders along the tidal part of the river Scheldeand its tributaries.
De Mulder, T.   +3 more
core  

Ontogenetic changes and sexual dimorphism in the cranium and mandible of the Atlantic walrus (Odobenus rosmarus rosmarus L.)

open access: yesThe Anatomical Record, EarlyView.
Abstract Walruses have been an important subsistence and cultural resource for humans and have been exploited for millennia across their distribution. This exploitation has contributed to severe declines in several populations and local extirpations.
Katrien Dierickx   +6 more
wiley   +1 more source

Effect of changing the height of final step of the stepped chute on the flow profile in stilling basin using the VOF method

open access: yesApplied Water Science, 2020
In this study, the effect of the geometry modification in the physical model (step height) on flow factors in the stilling basin is investigated numerically.
Peyman Pazooki   +4 more
doaj   +1 more source

The revision of baphetids from the Middle Pennsylvanian of the Czech Republic: Morphology, ontogeny, palaeoecology, and the reassessment of the phylogeny of Baphetoidea

open access: yesThe Anatomical Record, EarlyView.
Abstract The baphetoids represent a clade of the Carboniferous stem‐tetrapods (Middle Mississippian—Middle Pennsylvanian) with a characteristic extension of the orbits into antorbital vacuities, which formed keyhole‐shaped openings on the skull. The more derived baphetids were crocodile‐like piscivores frequently occurring in coal‐bearing lacustrine ...
Pavel Barták, Martin Ivanov, Boris Ekrt
wiley   +1 more source

Longitudinal distribution of extreme pressures in a hydraulic jump downstream of a stepped spillway

open access: yesRevista Brasileira de Recursos Hídricos, 2017
The overflow system of a dam safely controls the water level of a reservoir. The design of these structures should predict the damage caused by the action of the turbulent flow to which they are subject to.
Carolina Kuhn Novakoski   +4 more
doaj   +1 more source

Dissipation of Hydraulic Energy by Curved Baffle Blocks [PDF]

open access: yes, 1999
Experimental evaluation of the effects of relative size, curvature and location of curved floor baffle blocks in the dissipation of energy and control of hydraulic jump is presented.
Al-Baidhani, J. H.   +2 more
core  

The implementation of a multimedia learning environment for graduate civil engineers [PDF]

open access: yes, 1995
This paper examines the underpinning theory, design and implementation of a computer‐based Multimedia Learning Environment (MLE) for graduate civil engineers.
Jagodzinski, Peter, Smith, Chris
core   +3 more sources

Revisiting a long‐overlooked skull: Implications for the distribution of Dinodontosaurus brevirostris (Kannemeyeriiformes) in the Brazilian Triassic

open access: yesThe Anatomical Record, EarlyView.
Abstract Dicynodonts (Anomodontia: Dicynodontia) were one of the main groups of terrestrial tetrapods in Permian and Triassic faunas. In Brazil, the genus Dinodontosaurus is one of the most common tetrapod taxon in the Triassic Santa Maria Supersequence. This genus has a complex taxonomic history and is represented in the Triassic of both Argentina and
Julia Lara Rodrigues de Souza   +5 more
wiley   +1 more source

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