Zobrazeno 1 - 10
of 424
pro vyhledávání: '"irrigation canal"'
Publikováno v:
Мелиорация и гидротехника, Vol 14, Iss 3, Pp 228-242 (2024)
Purpose: quantitative assessment of the filtration coefficient of coherent soils of the existing irrigation canal base. Materials and methods. The initial materials for the research were pre-design, operational and other technical documentation on t
Externí odkaz:
https://doaj.org/article/6adf8c3afae34ee79dc02f9efc80f535
Publikováno v:
Ain Shams Engineering Journal, Vol 15, Iss 8, Pp 102831- (2024)
This study presents a novel method for selecting irrigation canals for rehabilitation based on implementation priorities. The method integrates factors such as canal condition, water demand, environmental considerations, and socioeconomic aspects to
Externí odkaz:
https://doaj.org/article/6154febe7c044e33b462d7514f35e5ba
Publikováno v:
Guan'gai paishui xuebao, Vol 42, Iss 12, Pp 117-124 (2023)
【Objective】 Environmental contamination by heavy metals is ubiquitous in many ecosystems. In this paper, we assess heavy metal pollution in sediments of the irrigation canals in the Xiangjiang River basin, as well as their ecological risks. 【Me
Externí odkaz:
https://doaj.org/article/8195b8516c7f4549850ed10180d8bcfc
Publikováno v:
Water Science, Vol 37, Iss 1, Pp 315-328 (2023)
ABSTRACTThis study utilized the Slide2 model to simulate surface water and groundwater interactions and estimate seepage losses from unlined and lined irrigation canals. Firstly, it was validated for an unlined canal passing through an unconfined, ho
Externí odkaz:
https://doaj.org/article/eb584cb6a19c47bc82cd544781f2171a
Autor:
Oleg A. Baev
Publikováno v:
Мелиорация и гидротехника, Vol 13, Iss 3, Pp 274-295 (2023)
Purpose: justification of the applicability of various methods of hydraulic calculations of irrigation canals of land reclamation systems. It is recommended to use five types of hydraulic tasks allowing determining the following main parameters of ir
Externí odkaz:
https://doaj.org/article/f571b54b24e5470dab039490b6d62baa
Publikováno v:
Мелиорация и гидротехника, Vol 13, Iss 3, Pp 256-273 (2023)
Purpose: simulation of the filtration process from an irrigation canal made in an earthen channel. Materials and methods. One of the most common methods in the waterworks construction and operation is the filtration process modeling. In practice, the
Externí odkaz:
https://doaj.org/article/493974b27ab442e6aef4d991b8f8e1a6
Autor:
Mohamed Galal Eltarabily, Hany Farhat Abd-Elhamid, Martina Zeleňáková, Mohamed Kamel Elshaarawy, Mohamed Elkiki, Tarek Selim
Publikováno v:
Frontiers in Water, Vol 5 (2023)
IntroductionEfficient water resource management in irrigation systems relies on the accurate estimation of seepage loss from lined canals. This study utilized machine learning (ML) algorithms to tackle this challenge in seepage loss prediction.Method
Externí odkaz:
https://doaj.org/article/6bcd1e0bec574762a0765553f28860d2
Publikováno v:
Agricultural Water Management, Vol 290, Iss , Pp 108588- (2023)
This study proposes an optimal analysis model for carrying out the canal-based irrigation water allocation (OPA_IWA_Canal) for a schedule-based irrigation zone under consideration of the variations in the runoff-related factor and irrigation-related
Externí odkaz:
https://doaj.org/article/d0ed1944dd20418083397082923f9328
Publikováno v:
Agricultural Water Management, Vol 289, Iss , Pp 108516- (2023)
Canals compose the arterial structure of irrigated agriculture, transporting free-surface flows to the vast majority of the world’s most productive farmland. Here we present a critical review and perspective of studies that describe the widespread
Externí odkaz:
https://doaj.org/article/97b7d1d117974cff86953edad71b66f5
Autor:
Alisher Fatxulloyev, Qudratjon Rakhimov, Davronjon Allayorov, Luqmon Samiev, Makhsud Otakhonov
Publikováno v:
Journal of Water and Land Development, Iss No 56, Pp 14-20 (2023)
When taking water from pre-mountain rivers, for transferring of large amounts of river sediments, rich in mineral fertilizers, along with water to crop fields through irrigation networks requires high sediment transport capacity and deformation resis
Externí odkaz:
https://doaj.org/article/dfb3b8c0f91d49ce88ed020dd9428ad8