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A Simple Model for Estimating the Hydraulic Conductivity of Unsaturated Soil

open access: yesApplied Sciences
Describing the hydraulic conductivity of unsaturated soil is very important in predicting water transport. Most current models have complex forms and generally need to be calibrated by the measured unsaturated hydraulic conductivity curve. A simple model,
Ziran Zhang, Maosheng Zhang
doaj   +1 more source

Change in Hydraulic Conductivity of Natural Clays during Compression

open access: yes工程科学与技术, 2012
:A series of falling head hydraulic conductivity tests were performed on natural Wenzhou clays consolidated at different stress levels using modified oedometric apparatus to investigate the change law of hydraulic conductivity of natural clays during ...
Cai Chao, Gao Yufeng
doaj  

Study on the spatial vriability of hydraulic conductivity of underground reservoir in Fuping section of Shichuan River

open access: yesShuiwen dizhi gongcheng dizhi, 2023
The study on the spatial variability of hydraulic conductivity is the basis for artificial recharge of groundwater reservoir. In order to study the spatial variability of the hydraulic conductivity of underground reservoirs in Fuping section of Shichuan ...
Jiling WANG   +3 more
doaj   +1 more source

Evaluating the impact of bentonite granule size distribution and swelling on the hydraulic conductivity of geosynthetic clay liners [PDF]

open access: yesE3S Web of Conferences
The impact of granular size, distribution, total intergranular porosity, mobile intergranular porosity, and the tortuosity of the flow paths on the hydraulic conductivity of geosynthetic clay liners (GCLs) was assessed using a COMSOL hydrodynamic model ...
Hou Juan, Chu Chenxi, Benson Craig H.
doaj   +1 more source

Interaction of Cationic Polymer-Treated Geosynthetic Clay Liners with Various Saline Solutions

open access: yesDoğal Afetler ve Çevre Dergisi, 2018
Geosynthetic clay liner (GCL) is a lining material that is used in waste containment facilities with its low hydraulic conductivity and barrier capability.
Hakkı O. Özhan
doaj   +1 more source

Surface tension effects on the hydraulic conductivity of hydrophobic porous media

open access: yesGeoderma
Under certain conditions of natural or anthropogenic origin, the wettability properties of soils change from hydrophilic to hydrophobic. Such a transition results in substantial changes in water flow dynamics and soil hydraulic properties.
Jingru He   +5 more
doaj   +1 more source

Predicting the Saturated Hydraulic Conductivity of Clayey Soils and Clayey or Silty Sands

open access: yesGeosciences, 2020
Predictive models able to provide a reliable estimate of hydraulic conductivity can be useful in various geotechnical applications. Since most of the existing predictive methods for saturated hydraulic conductivity estimation are valid only for a limited
Stefania Bilardi   +2 more
doaj   +1 more source

A new hydraulic conductivity model of frozen soil considering the hysteresis effect based on fractal theory

open access: yesGeoderma
The hydraulic conductivity of frozen soil is crucial for predicting water migration and frozen heave. Many models have been proposed to estimate the hydraulic conductivity, which involves factors such as unfrozen water content, specific surface area ...
Feng Ming   +3 more
doaj   +1 more source

Compacted sand-bentonite mixtures for hydraulic containment liners [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2005
Sand is a pervious material in nature. Mixing sand with appropriate bentonite contents yields sandbentonite mixtures having low hydraulic conductivity that can be used as hydraulic containment liners.
Tanit Chalermyanont, Surapon Arrykul
doaj  

The effect of long-term irrigation with municipal treated wastewater on the saturated hydraulic conductivity of a silt loam soil and its estimation- a case study

open access: yesعلوم آب و خاک, 2017
Treated wastewater may influence soil structure, porosity and as a consequence, soil saturated hydraulic conductivity. This study aims to assess the effect of wastewater on saturated hydraulic conductivity; and to determine the suitable soil solids ...
H. Beigi Harchegani   +2 more
doaj  

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