Results 11 to 20 of about 49,061 (265)

Estimating unsaturated hydraulic conductivity of sandy soils using different pedotransfer functions

open access: yesShui kexue jinzhan, 2013
This study tested the ability of four published pedotransfer functions(PTFs)(including ROSETTA,RAWLS,CAMPBELL and VAUCLIN) to predict unsaturated hydraulic conductivity for 56 sandy soil samples from the UNSODA database.Different PTFs for the estimation ...
LIAO Kaihua   +3 more
doaj   +1 more source

Studying hydraulic conductivity of asphalt concrete using a database

open access: yesTransportation Engineering, 2021
A new database called AC/k-1624 containing over 1600 measurements of saturated hydraulic conductivity of asphalt concrete has been assembled and analysed.
Shuyin Feng   +3 more
doaj   +1 more source

Multi-scale prediction model and transformation relation of soil saturated hydraulic conductivity

open access: yesShui kexue jinzhan, 2013
n this study,the relationships between soil saturated hydraulic conductivity and physical properties in different soil layers was examined with joint multifractal method,multi-scale prediction model of soil saturated hydraulic conductivity with above ...
LIU Jilong   +3 more
doaj   +1 more source

Stochastic analysis of the hydraulic conductivity estimated for a heterogeneous aquifer via numerical modelling [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2015
The paper aims to evaluate the impacts of the average hydraulic conductivity of the heterogeneous aquifer on the estimated hydraulic conductivity using the observations from pumping tests.
C. Lu   +7 more
doaj   +1 more source

Estimation of the hydraulic parameters of unsaturated samples by electrical resistivity tomography [PDF]

open access: yes, 2012
In situ and laboratory experiments have shown that electrical resistivity tomography (ERT) is an effective tool to image transient phenomena in soils. However, its application in quantifying soil hydraulic parameters has been limited.
Musso, Guido   +6 more
core   +1 more source

Optimization of saturated hydraulic conductivity estimation using kriging in drainage networks

open access: yesApplied Water Science, 2023
Statistical analysis of saturated hydraulic conductivity is the fundamental of engineering plans for water resource projects. In the other words, project solutions and designs depend directly on the accuracy of these statistical analyses and the methods ...
Yaser Hoseini
doaj   +1 more source

Uncertainty in the determination of soil hydraulic parameters and its influence on the performance of two hydrological models of different complexity [PDF]

open access: yes, 2009
Data of soil hydraulic properties forms often a limiting factor in unsaturated zone modelling, especially at the larger scales. Investigations for the hydraulic characterization of soils are time-consuming and costly, and the accuracy of the results ...
Facchi, A.   +18 more
core   +1 more source

ANALISIS KONDUKTIVITAS HIDROLIK JENUH TANAH PADA BERBAGAI JENIS NAUNGAN DI LAHAN KOPI RAKYAT KECAMATAN SUMBERMANJING WETAN

open access: yesJTSL (Jurnal Tanah dan Sumberdaya Lahan), 2023
Coffee plants are one of the plantation crops that are widely cultivated by smallholders in Sumbermanjing Wetan District. The problem that is often experienced by coffee farmers is the decline in coffee production due to climate.
Desya Wahyu Annisa, Sugeng Prijono
doaj   +1 more source

Influence of initial compaction and confining pressure on the hydraulic conductivity of compacted iron ore tailings [PDF]

open access: yesE3S Web of Conferences
The hydraulic conductivity of iron tailings is an important factor affecting the stability of tailings storage facilities. Stacking compacted filtered ore tailings is a promising alternative for safer tailings disposal. These tailings storage facilities’
dos Santos Roberto Aguiar   +4 more
doaj   +1 more source

Hydraulic conductivity test system for compacted, 2-mm-thick bentonite specimens

open access: yesSoils and Foundations, 2022
Both the design and safety assessment of radioactive waste disposal facilities demand an accurate evaluation of the hydraulic conductivity of the bentonite materials, especially compacted bentonite.
Daichi Ito, Hailong Wang, Hideo Komine
doaj   +1 more source

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