Results 31 to 40 of about 4,639,210 (385)

Fluctuating Characteristics of the Stilling Basin with a Negative Step Based on Hilbert-Huang Transform

open access: yesWater, 2021
The violent fluctuation of hydrodynamic pressure in stilling basins is an important factor threatening the safety of the bottom plates of stilling basins, and plays an important role in the safe operation of stilling basins. In order to deeply understand
W. Jia   +3 more
semanticscholar   +1 more source

Experimental results on the physical model of an USBR type II stilling basin [PDF]

open access: yes, 2016
The present paper describes the experimental campaign carried on the physical model of the spillway of Lower Diamphwe Dam (Malawi), which is provided with a USBR type II stilling basin.
Brasca A.   +5 more
core   +1 more source

Testing of Concrete Abrasion Resistance in Hydraulic Structures on the Lower Sava River [PDF]

open access: yes, 2012
The paper deals with the issues of resistance of concrete linings to long-term abrasion loading caused by waterborne particles, particularly for the proposed hydro power plants on the Sava River in Slovenia.
Kralj, Miha   +5 more
core   +2 more sources

Numerical Simulation of Imported Sediment in a Stilling Basin

open access: yesFrontiers in Earth Science, 2021
Sediment buildup at the bottom of a stilling basin can result in premature drainage of spillway structures and can even lead to dam failure in severe cases. Such failures pose ecological and human safety hazards to downstream areas.
Rui Wang   +9 more
doaj   +1 more source

Capacity of second spillway of Boguchanskaya HPP [PDF]

open access: yesE3S Web of Conferences, 2023
The main problem in designing the discharge of water flow from the upstream to the downstream is to ensure the capacity of spillway structures. This article discusses the design options for the design top of the spillway: with water diversion through a ...
Gouriev A. P.   +4 more
doaj   +1 more source

Multi-objective optimization of stepped spillway and stilling basin dimensions

open access: yesWater supply : the review journal of the International Water Supply Association, 2021
In the present paper, an optimization procedure is proposed for stepped spillway design dimensions, which leads to maximum energy dissipation rate and minimum construction cost, considering independently the chute cost and stilling basin cost.
F. Lebdiri, A. Seghir, A. Berreksi
semanticscholar   +1 more source

Hydro-morphological simulation of the stilling basin of Mazar dam with 3D schemes

open access: yesDyna, 2023
In the development of water resources projects with large hydraulic infrastructures, alterations to the natural flow regime will increase the erosive processes on the discharge structures due to variability of the turbulent velocities and the particle ...
Santiago Aurelio Ochoa-García   +1 more
doaj   +1 more source

Stepped spillway model pressures characteristics, Susu Dam Malaysia [PDF]

open access: yes, 2014
Susu Dam is an RCC Dam under construction in Peninsula Malaysia. The dam design has been carried out by SMEC International in its offices in Kuala Lumpur. The dam is some 90 m tall.
Andrews, D.   +2 more
core   +1 more source

Riverbed Protection Downstream of an Undersized Stilling Basin by Means of Antifer Artificial Blocks

open access: yesWater, 2021
Erosion at either dam or spillway foundations, destabilization in riverbanks, and damage in the natural environment located downstream of either dams or spillways represent crucial elements to be taken into account in the risk assessment of hydraulic ...
Myrta Castellino   +4 more
semanticscholar   +1 more source

MODIFIKASI KOLAM OLAK TIPE AMBANG BERGIGI DALAM RANGKA REHABILITASI KERUSAKAN BENDUNG CIKEUSIK DI JAWA BARAT

open access: yesJurnal Teknik Hidraulik, 2022
The presence of hydraulic jumps downstream of the weir structure is a natural occurrence that indicates a change in supercritical to subcritical flow characteristics.
James Zulfan, ST., MSc   +4 more
doaj   +1 more source

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