Hydraulic tomography offers improved imaging of heterogeneity in fractured rocks

WA Illman - Groundwater, 2014 - Wiley Online Library
Fractured rocks have presented formidable challenges for accurately predicting
groundwater flow and contaminant transport. This is mainly due to our difficulty in map** …

Hydraulic tomography in fractured granite: Mizunami Underground Research site, Japan

WA Illman, X Liu, S Takeuchi, TCJ Yeh… - Water resources …, 2009 - Wiley Online Library
Two large‐scale cross‐hole pum** tests were conducted at depths of 191–226 m and 662–
706 m in deep boreholes at the Mizunami Underground Research Laboratory (MIU) …

[КНИГА][B] Flow through heterogeneous geologic media

TC Yeh, R Khaleel, KC Carroll - 2015 - books.google.com
This textbook integrates classic principles of flow through porous media with recently
developed stochastic analyses to provide new insight on subsurface hydrology. Importantly …

[HTML][HTML] Recent developments, challenges, and future research directions in tomographic characterization of fractured aquifers

LM Ringel, WA Illman, P Bayer - Journal of Hydrology, 2024 - Elsevier
This work reviews various studies of hydraulic and pneumatic tomography for estimation of
flow properties of fractured geologic media with hydraulic and pneumatic tomography. The …

A salt tracer test monitored with surface ERT to detect preferential flow and transport paths in fractured/karstified limestones

T Robert, D Caterina, J Deceuster, O Kaufmann… - Geophysics, 2012 - library.seg.org
In hard-rock aquifers, fractured zones constitute adequate drinking water exploitation areas
but also potential contamination paths. One critical issue in hydrogeological research is to …

Comparison of aquifer characterization approaches through steady state groundwater model validation: A controlled laboratory sandbox study

WA Illman, J Zhu, AJ Craig, D Yin - Water Resources Research, 2010 - Wiley Online Library
Groundwater modeling has become a vital component to water supply and contaminant
transport investigations. An important component of groundwater modeling under steady …

3‐D transient hydraulic tomography in unconfined aquifers with fast drainage response

M Cardiff, W Barrash - Water Resources Research, 2011 - Wiley Online Library
We investigate, through numerical experiments, the viability of three‐dimensional transient
hydraulic tomography (3DTHT) for identifying the spatial distribution of groundwater flow …

Predictive deep learning for high‐dimensional inverse modeling of hydraulic tomography in Gaussian and non‐Gaussian fields

Q Guo, M Liu, J Luo - Water Resources Research, 2023 - Wiley Online Library
Inverse modeling of hydraulic tomography (HT) is computationally expensive for estimating
high‐dimensional hydrogeologic parameter fields. In this work, we develop a novel method …

What does hydraulic tomography tell us about fractured geological media? A field study and synthetic experiments

Y Zha, TCJ Yeh, WA Illman, T Tanaka, P Bruines… - Journal of …, 2015 - Elsevier
Abstract Between 2005 and 2010, Japan Atomic Energy Agency conducted four long-term,
independent pum** tests in a fractured granite formation at the Mizunami Underground …

Equivalence of discrete fracture network and porous media models by hydraulic tomography

Y Dong, Y Fu, TCJ Yeh, YL Wang, Y Zha… - Water Resources …, 2019 - Wiley Online Library
Hydraulic tomography (HT) has emerged as a potentially viable method for map**
fractures in geologic media as demonstrated by recent studies. However, most of the studies …