Doboku Gakkai Ronbunshu
Online ISSN : 1882-7187
Print ISSN : 0289-7806
ISSN-L : 0289-7806
THEORETICAL STUDY ON SPATIAL DISTRIBUTION OF HYDRAULIC CONDUCTIVITY
Masahiko SAITOTakeshi KAWATANI
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2000 Volume 2000 Issue 645 Pages 103-114

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Abstract
This paper presents the theoretical investigation of the spatial distribution of hydraulic conductivity in a stratum that is considered to be geologically homogeneous and proposes a methodology of numerically generating more realistic nonuniform homogeneous ground. It was shown that the hydraulic conductivity of the numerically generated ground was always lognormally distributed. Moreover, the power spectrum of a spatial variation of the hydraulic conductivity resulted in nearly 1/f type. The analysis of flow in the generated grounds show that even if the grounds are geologically homogeneous there exist locally predominant flow paths as commonly observed in natural groundwater flow.
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© by Japan Society of Civil Engineers
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