Results 11 to 20 of about 300 (179)

Simulation of the Entrance to the Escape of the Flood Branching from the Diyala River

open access: yesJournal of Engineering, 2023
The Diyala River is considered the third most important river in Iraq. However, in the recent period, Diyala Governorate has been subject to several floods.
Zahraa Muslim Hadi, Hayder Q. Majeed
doaj   +1 more source

A Study on the Labyrinth Weir for Improvement of Reaeration [PDF]

open access: yesJournal of Korea Water Resources Association, 2002
Dae-Young Yu, Sung-Tae Kim, Hyo-seop Woo
exaly   +2 more sources

Investigation of Discharge Coefficient of Triangular Duckbill Labyrinth Weirs Using Fluent Software and Gray Wolf and Elections Algorithms [PDF]

open access: yesپژوهش‌های زیرساخت‌های عمرانی, 2021
Labyrinth weirs are important hydraulic structures for water level regulation and flow control in canals, rivers, and reservoirs. Due to the uneven distribution of hydraulic head on the weir crest, the discharge coefficient changes along the labyrinth ...
Somayeh Emami   +3 more
doaj   +1 more source

Effect of Corner Shape on Hydraulic Performance of One-Cycle Rectangular Labyrinth Weirs

open access: yesFluids, 2020
The hydraulic performance of rectangular labyrinth weirs has been investigated by many researchers, however, the effects of the corner shape on the hydraulic performance of rectangular labyrinth weirs have not been addressed in the current literature ...
Omed S. Q. Yousif, Moses Karakouzian
doaj   +1 more source

Investigating the Efficiency of Trapezoidal Labyrinth Weirs with Equal and Unequal Indentation Lengths [PDF]

open access: yesپژوهش‌های زیرساخت‌های عمرانی, 2023
Weirs are one of the most important hydraulic structures used in dams, which are built for safe discharge of flood flows. In order to increase the weir discharge capacity, labyrinth weirs are used in small openings.
Jalal Sadeghian, Ali Yari, Hadi Norouzi
doaj   +1 more source

Characteristics of Flow over Rectangular Labyrinth Weirs with Round Corners

open access: yesHydrology, 2021
The hydraulic performance of round-cornered rectangular labyrinth weirs with varying weir heights and effective lengths has not been explored in the existing literature to the authors’ knowledge.
Omed S. Q. Yousif   +4 more
doaj   +1 more source

Analysis of various parameters affecting weir design and fabrication of Weirs: An Overview

open access: yesMATEC Web of Conferences, 2018
Several geometric parameters influence weir discharge and it is explained in our present study. The PK weir is more efficient than rectangular labyrinth weir due to reduction in entrance losses of PK weir inlet key geometry.
Vanishree B. Rao, Manjula R.
doaj   +2 more sources

Laboratory Investigation of the Effect of Wall Slope on the Discharge Coefficient of Trapezoidal Arced Labyrinth Weirs [PDF]

open access: yesعلوم آب و خاک, 2023
Weirs of the labyrinth have some advantages including the high coefficient of the irrigation of weir and the low fluctuation of water when the flow passes over the crest of the weir.
M. Majedi Asl   +2 more
doaj  

Numerical Investigation of Geometric Parameters Effect of the Labyrinth Weir on the Discharge Coefficient [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2018
Weirs, as overflow structures, are extensively applied for the measurement of flow, its diversion, and control in the open canals. Labyrinth weir as a result of more effective length than conventional weirs allows passing more discharge in narrow canals.
Somayeh Emami   +2 more
doaj   +1 more source

Experimental comparison of discharge coefficient of A-type piano key and labyrinth side weirs with different heights [PDF]

open access: yesJournal of Applied Research in Water and Wastewater
Hydraulic structures have a long history, with weirs being among the earliest developed; a notable example of these is the side weir. Side weirs are of different shapes, including a nonlinear weir installed on the dam crest.
Saeid Jeddi, Jalal Sadeghian
doaj   +1 more source

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