Full metadata record
DC Field | Value | Language |
---|---|---|
dc.contributor.author | 추현욱 | - |
dc.date.accessioned | 2021-10-18T01:21:58Z | - |
dc.date.available | 2021-10-18T01:21:58Z | - |
dc.date.issued | 2019-08 | - |
dc.identifier.citation | JOURNAL OF APPLIED GEOPHYSICS, v. 167, page.19-25 | en_US |
dc.identifier.issn | 0926-9851 | - |
dc.identifier.issn | 1879-1859 | - |
dc.identifier.uri | https://www.sciencedirect.com/science/article/pii/S0926985118310577?via%3Dihub | - |
dc.identifier.uri | https://repository.hanyang.ac.kr/handle/20.500.11754/165544 | - |
dc.description.abstract | Based on the similarity in the underlying mechanisms between electrical and hydraulic conduction in porous media, Archie's equation can be combined with the Kozeny-Carman (KC) equation to estimate the hydraulic conductivity (K) of coarse-grained soils. However, the assumption of the exponent m in Archie's equation, which is equivalent to the assumed porosity at specific soil electrical properties, reduces the accuracy of the value of K predicted using the combination of Archie's equation and the KC equation. Therefore, this study introduces a depolarization factor, which allows the exponent m in Archie's equation to be estimated from the shape of the particles. Consequently, this study proposes a formula for estimating K for coarse-grained soils based on the combination of Archie's equation, the KC equation, and the depolarization factor. Data from laboratory experiments performed in this work and available data from the literature were used to validate the proposed model. In addition, the optimal value for the exponent m was recommended for predicting hydraulic conductivity using the proposed K estimating formula in the absence of particle shape data. Data obtained in the experiments and literature revealed that the proposed model is comparatively reliable in predicting K. | en_US |
dc.description.sponsorship | This work was supported by the 2019 Research Fund of the University of Ulsan. | en_US |
dc.language.iso | en | en_US |
dc.publisher | ELSEVIER SCIENCE BV | en_US |
dc.subject | Porosity | en_US |
dc.subject | Hydraulic conductivity | en_US |
dc.subject | Electrical resistivity | en_US |
dc.subject | Particle shape | en_US |
dc.subject | Kozeny-Carman equation | en_US |
dc.subject | Archie's equation | en_US |
dc.title | Estimation of saturated hydraulic conductivity of coarse-grained soils using particle shape and electrical resistivity | en_US |
dc.type | Article | en_US |
dc.identifier.doi | 10.1016/j.jappgeo.2019.05.013 | - |
dc.relation.journal | JOURNAL OF APPLIED GEOPHYSICS | - |
dc.contributor.googleauthor | Won, Jongmuk | - |
dc.contributor.googleauthor | Park, Junghee | - |
dc.contributor.googleauthor | Choo, Hyunwook | - |
dc.contributor.googleauthor | Burns, Susan | - |
dc.relation.code | 2019002065 | - |
dc.sector.campus | S | - |
dc.sector.daehak | COLLEGE OF ENGINEERING[S] | - |
dc.sector.department | DEPARTMENT OF CIVIL AND ENVIRONMENTAL ENGINEERING | - |
dc.identifier.pid | choohw | - |
dc.identifier.researcherID | AAI-8349-2020 | - |
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