Results 11 to 20 of about 12,432 (248)

Hydro-morphodynamic numerical modeling indicates risk zones for riverbed clogging [PDF]

open access: yesScientific Reports
Riverbed clogging compromises the ecological functioning of gravel-bed rivers. Physical clogging affects aquatic habitats and occurs when fine sediments infiltrate coarser substrates, reducing permeability, porosity, and oxygenation.
Federica Scolari   +2 more
doaj   +2 more sources

Reducing the clogging of emitters in drip irrigation systems using acid washing and ultrasonic technology [PDF]

open access: yesScientific Reports
The main challenge in maintaining drip irrigation systems is the emitter’s clogging. In this study, the acid-washing method was used to remove chemical blockages, while ultrasonic technology was employed to reduce physical and biological deposits in ...
Hossein Dehghanisanij   +3 more
doaj   +2 more sources

From physical to coupled physical–chemical clogging: the role of nitrogen fertilizers in high-sediment water drip irrigation systems

open access: yesResults in Engineering
High-sediment water drip irrigation (HSWDIS) provides an important approach to alleviate water shortages in arid regions, yet emitter clogging remains the primary obstacle limiting its sustainable application.
Bowen Li   +7 more
doaj   +2 more sources

Biological and Physical Clogging in Infiltration Wells: Effects of Well Diameter and Gravel Pack [PDF]

open access: yesGroundwater, 2021
Abstract Gravity‐driven infiltration into the shallow subsurface via small‐diameter wells (SDWs), i.e., wells with an inner diameter smaller than 7.5 cm (3 inches) and no gravel pack) has proven to be a cost‐efficient and flexible tool for managed aquifer recharge (MAR), as it provides relatively high recharge rates with minimal ...
Fritz Kalwa   +4 more
openaire   +2 more sources

Application of physical clogging models to Managed Aquifer Recharge: a review of modelling approaches from engineering fields

open access: yesAcque Sotterranee, 2023
Managed Aquifer Recharge (MAR) sites suffer from the long-lasting problem of clogging. The causes of clogging are physical, biological, chemical and mechanical processes and their complex interaction, with physical clogging being recognised as the ...
Maria Chiara Lippera   +2 more
doaj   +1 more source

A Review of the Category, Mechanism, and Controlling Methods of Chemical Clogging in Drip Irrigation System

open access: yesAgriculture, 2022
Drip irrigation is an important way to alleviate the global water shortage. However, the emitter-clogging issue of drip irrigation directly affects irrigation uniformity and operation efficiency, even disabling the whole system and reducing crop ...
Kaili Shi   +4 more
doaj   +1 more source

Clogging in subsurface wastewater infiltration beds: genesis, influencing factors, identification methods and remediation strategies

open access: yesWater Science and Technology, 2021
Subsurface wastewater infiltration (SWI) is an environmentally friendly technology for the advanced treatment of domestic sewage. Clogging (including physical, chemical and biological clogging) of the porous medium not only directly reduces the hydraulic
Ying-hua Li   +3 more
doaj   +1 more source

Physics-based prognostic modelling of filter clogging phenomena [PDF]

open access: yesMechanical Systems and Signal Processing, 2016
Abstract In industry, contaminant filtration is a common process to achieve a desired level of purification, since contaminants in liquids such as fuel may lead to performance drop and rapid wear propagation. Generally, clogging of filter phenomena is the primary failure mode leading to the replacement or cleansing of filter.
Omer F. Eker   +2 more
openaire   +2 more sources

Impact of biological clogging and pretreatments on the operation of soil aquifer treatments for wastewater reclamation

open access: yesWater Cycle, 2022
Globally, sustainable water management is required to minimize water security, and soil aquifer treatments (SATs) are widely applied in wastewater reclamation.
Vu Kiem Thuy   +4 more
doaj   +1 more source

Predicting physical clogging of modular paver equipped with filter media

open access: yesIOP Conference Series: Earth and Environmental Science, 2023
Abstract Porous pavements are simple to retrofit, good at improving the hydrology and quality of the water, but prone to clogging. There is little knowledge on the physical clogging processes through these systems, even though they play a significant role in the lifespan of porous pavements. This study’s objectives were to comprehend the
M Z M Salwa   +2 more
openaire   +1 more source

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