Results 121 to 130 of about 423,821 (389)

Modelling the Spatio‐Temporal Effects of Water Level Control in an Agricultural Collector Ditch Network

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT The study focused on modelling open channel flow in an agricultural ditch network. The objectives were (1) to set up a computational tool to explore the hydraulic impacts of water level control in a collector ditch network and (2) to test the effects of damming height and ditch flow resistance on the water level and its relation to field ...
Elina Paavonen   +3 more
wiley   +1 more source

Velocity of Greenland's Helheim Glacier Controlled Both by Terminus Effects and Subglacial Hydrology With Distinct Realms of Influence

open access: yesGeophysical Research Letters
Two outstanding questions for the future of the Greenland Ice Sheet are (a) how enhanced meltwater draining beneath the ice will impact the behavior of large tidewater glaciers, and (b) to what extent tidewater glacier velocity is driven by changes at ...
A. N. Sommers   +7 more
doaj   +1 more source

Transmission Water Losses at South African Irrigation Schemes: A Case Study of the Vaalharts Irrigation Scheme

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Irrigation water supply is under scrutiny because of dwindling water resources. Most irrigation water in South Africa (SA) is transmitted by canals. Transmission water loss (TWL) accounts for 12% of the irrigation water losses in SA. Therefore, there is a need to investigate and understand the major parameters influencing TWL at Vaalharts ...
M. Mutema   +5 more
wiley   +1 more source

Clogging Analysis in Drip Irrigation Systems: CFD and DEM Approaches

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Clogging represents a critical challenge that undermines the efficiency and sustainability of drip irrigation systems by inducing uneven water distribution and increasing maintenance requirements. In this study, the phenomenon of clogging in drip emitters was investigated via computational fluid dynamics (CFD) in conjunction with the discrete ...
Nuri Orhan, Berk Kalem
wiley   +1 more source

Design for waste-management system [PDF]

open access: yes, 1973
Study was made and system defined for water-recovery and solid-waste processing for low-rise apartment complexes. System can be modified to conform with unique requirements of community, including hydrology, geology, and climate.
Guarneri, C. A., Reed, A., Renman, R.
core   +1 more source

A Novel Approach as a Smart Irrigation Decision Support and Management System Providing Environmental Optimization in Sustainable Irrigation Management: ENORASIS

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT ENORASIS has been developed as a real‐time smart irrigation decision support and management system consisting of weather forecasting systems based on satellite observations, irrigation optimization techniques and wireless sensor networks. This study revealed that irrigation could be managed with ENORASIS without a significant decrease in ...
Bekir Sitki Karatas, Talih Gurbuz
wiley   +1 more source

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