Results 21 to 30 of about 67,203 (308)

The effect of the energy head and the inlet and outlet key width on discharge coefficient of Piano key weir [PDF]

open access: yesفناوری‌های پیشرفته در بهره‌وری آب, 2023
IntroductionPiano key weir is a form of nonlinear weir designed to improve the discharge capacity of spillway structures. Due to the increase in effective length, they can be used in dam spillways or water regulation structures.
Shima Komeili, Mohammad Mehdi Heidari
doaj   +1 more source

Effect of Crest Roughness on Flow Characteristics over Circular Weirs [PDF]

open access: yesCivil Engineering Infrastructures Journal, 2013
Different construction materials with different roughness used to make circular weirs highly affect surface roughness and, in turn, flow hydraulics passing over these structures.
Rasoul Ghobadian   +3 more
doaj   +1 more source

Experimental investigation of flow characteristics on discharge coefficient over compound rectangular broad-crested weir [PDF]

open access: yesعلوم و مهندسی آبیاری, 2010
Compound weirs are composed of two sections: 1.Lower entrance section 2.Upper entrance section. Lower entrance section is designed in different shapes such as rectangle, trapezoid, … and it works singly in low discharges.
Sanaz Pour Eskandar   +3 more
doaj   +1 more source

Mapping Tribo-Corrosion Behaviour of TI-6AL-4V Eli in Laboratory Simulated Hip Joint Environments

open access: yesLubricants, 2020
Wear and corrosion in artificial hip replacements are known to result in metal ion release and wear debris induced osteolysis. This may lead to pain and sensitivity for patients.
Ghulam Rasool   +2 more
doaj   +1 more source

Application of Multi-Criteria Analytic Methods in the Assessment of the Technical Conditions of Small Hydraulic Structures

open access: yesBuildings, 2022
Increasing water demand, combined with unfavourable climate change, creates a need for well-thought-out water management. Such goals are realised thanks to appropriate hydrotechnical infrastructure, the efficiency and functionality of which depend on its
Mateusz Hämmerling   +6 more
doaj   +1 more source

Experimental Study of Discharge Coefficient at the Dentate Trapezoidal Labyrinth Weir

open access: yesعلوم آب و خاک, 2021
One of the crucial problems that exist in the irrigation networks is the fluctuation of the water surface flow in the main channel and changes in the flow rate of the intake structure.
J. Meshkavati toroujeni   +3 more
doaj  

Oral History Interview with Thomas Weir Labatt, III, April 27, 2022

open access: yes, 2022
Interview with Thomas Weir Labatt, III, community leader from San Antonio. Weir Labatt discusses the history of his family, which had roots in Kerrville, his grandfather's company, his career in water conservation, and the various leadership positions he
Labatt, Thomas Weir, III   +1 more
core   +1 more source

Research progress on scour at weir-like structures

open access: yesShui kexue jinzhan, 2017
Local scour depth at weir-like structures is one of the most important engineering design parameters, which significantly affects the stability and safety of the structure.
GUAN Dawei   +4 more
doaj   +1 more source

Longitudinal Connectivity Evaluations along with Chemical Water Quality and Biological Integrity analyses Based on Fish Multi-metric Model in Tan Stream [PDF]

open access: yes대한환경공학회지, 2023
The main objectives of this study were to evaluate biological integrity analysis and longitudinal connectivity assessment in Tan Stream. The research included the analysis of chemical water quality, ecological health assessment based on fish, and a ...
Hyeji Choi   +7 more
doaj   +1 more source

DISCUSSION. FIXED AND MOVABLE WEIRS; MOVABLE DAMS IN INDIAN WEIRS. [PDF]

open access: yesMinutes of the Proceedings of the Institution of Civil Engineers, 1880
n ...
Harcourt, L. F. V.   +14 more
openaire   +1 more source

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