Results 11 to 20 of about 4,639,210 (385)

EXPERIMENTAL INVESTIGATION OF SCOUR DOWNSTREAM OF A C-TYPE TRAPEZOIDAL PIANO KEY WEIR WITH STILLING BASIN

open access: yesJournal of Engineering and Sustainable Development, 2023
In recent years, engineers have focused on finding a solution to reduce scouring downstream of piano key weirs. Piano key weirs have high efficiency in flood flow and a higher discharge coefficient.
Ali Qasim Rdhaiwi   +2 more
doaj   +2 more sources

Effect of adverse slope on performance of USBR II stilling basin

open access: yesOpen Engineering, 2023
This article focuses on the United States Bureau of Reclamation (USBR) Type II stilling basin, which has chute blocks, an end dentated sill, and a flat floor.
Saleh Layla Ali Mohammed   +1 more
doaj   +2 more sources

Hydraulic Performance of Wave-Type Flow at a Sill-Controlled Stilling Basin

open access: yesApplied Sciences, 2023
Downstream of the sluice gate or weir, wave-type flows inevitably occur in stilling basins with no tailwater. This paper aims to investigate the hydraulic performance of wave-type flows at a sill-controlled stilling basin through experimental research ...
Yu Zhou   +4 more
doaj   +2 more sources

Analysis of Underwater Topographic Survey of Stilling Basin Based on Unmanned Survey System

open access: yesAdvances in Materials Science and Engineering, 2021
The combination of Global Positioning System-Real Time Kinematic (GPS-RTK) and depth sounder is an important technical method of modern underwater topographic survey.
Hui Xie   +6 more
doaj   +2 more sources

3D Nonlinear Analysis of Stilling Basin in Complex Fractured Dam Foundation

open access: yesLithosphere, 2022
With the development of hydraulic engineering, more hydropower stations are built in the complex geological condition. This work proposed a case study on stilling basin in complex fractured dam foundation using 3D nonlinear analysis.
Qingxiang Meng   +6 more
doaj   +2 more sources

Evaluating the Hydraulic Performance of USBR II Stilling Basin with Rough Bed

open access: yesTikrit Journal of Engineering Sciences
Stilling basins are built in conjunction with dams, weirs, and gates to dissipate the high kinetic energy of incoming flow and prevent severe scouring of the downstream riverbed.
Layla A. M. Saleh, Saleh I. Khassaf
doaj   +2 more sources

Numerical study of turbulent flow in USBR VI stilling basin

open access: yesApplied Water Science, 2023
The USBR VI stilling basin is one of the oldest basins designed to dissipate the energy at the outlet of pipes. In this study, the effect of two parameters including the Froude number (Fr) of inlet flow to the basin and the ratio of basin width to ...
Ehsan Behnamtalab   +2 more
doaj   +2 more sources

LIDAR Scanning as an Advanced Technology in Physical Hydraulic Modelling: The Stilling Basin Example

open access: yesRemote Sensing, 2021
In hydraulic engineering, stilling basin design is traditionally carried out using physical models, conducting visual flow observations as well as point-source measurements of pressure, flow depth, and velocity at locations of design relevance.
Rui Li   +2 more
doaj   +2 more sources

Hydraulic Design of a USBR Type II Stilling Basin [PDF]

open access: yes, 2017
The present paper deals with a United States Bureau of Reclamation (USBR) Type II stilling basin, which is characterized by blocks at the end of the chute and a dentated sill at the end of the basin.
CARRAVETTA, ARMANDO   +3 more
core   +2 more sources

Image-Based Underwater Inspection System for Abrasion of Stilling Basin Slabs of Dam

open access: yesAdvances in Civil Engineering, 2019
The abrasion of stilling basin slabs which is caused by waterborne particles is one of the main surface damages in the operation of hydropower station. For determining whether to repair the stilling basin slabs, periodic inspections of erosion condition ...
Yonglong Li   +4 more
doaj   +2 more sources

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