Fracture size and transmissivity correlations: Implications for transport simulations in sparse three‐dimensional discrete fracture networks following a truncated power …

JD Hyman, G Aldrich, H Viswanathan… - Water Resources …, 2016 - Wiley Online Library
We characterize how different fracture size‐transmissivity relationships influence flow and
transport simulations through sparse three‐dimensional discrete fracture networks. Although …

Anomalous transport in disordered fracture networks: Spatial Markov model for dispersion with variable injection modes

PK Kang, M Dentz, T Le Borgne, S Lee… - Advances in Water …, 2017 - Elsevier
We investigate tracer transport on random discrete fracture networks that are characterized
by the statistics of the fracture geometry and hydraulic conductivity. While it is well known …

Stress‐induced anomalous transport in natural fracture networks

PK Kang, Q Lei, M Dentz… - Water Resources Research, 2019 - Wiley Online Library
We investigate the effects of geological stress on fluid flow and tracer transport in natural
fracture networks. We show the emergence of non‐Fickian (anomalous) transport from the …

A KDE‐based random walk method for modeling reactive transport with complex kinetics in porous media

G Sole‐Mari, D Fernàndez‐Garcia… - Water resources …, 2017 - Wiley Online Library
In recent years, a large body of the literature has been devoted to study reactive transport of
solutes in porous media based on pure Lagrangian formulations. Such approaches have …

Toward efficiency in heterogeneous multispecies reactive transport modeling: A particle‐tracking solution for first‐order network reactions

CV Henri, D Fernàndez‐Garcia - Water Resources Research, 2014 - Wiley Online Library
Modeling multispecies reactive transport in natural systems with strong heterogeneities and
complex biochemical reactions is a major challenge for assessing groundwater polluted …

Pathline density distributions in a null‐space Monte Carlo approach to assess groundwater pathways

C Moeck, J Molson, M Schirmer - Groundwater, 2020 - Wiley Online Library
A null‐space Monte‐Carlo (NSMC) approach was applied to account for uncertainty in the
calibration of the hydraulic conductivity (K) field for a three‐dimensional groundwater flow …

Lagrangian modeling of reactive transport in heterogeneous porous media with an automatic locally adaptive particle support volume

G Sole‐Mari… - Water Resources Research, 2018 - Wiley Online Library
The particle support volume is crucial for simulating reactive transport with Lagrangian
methods as it dictates the interaction among particles. Assuming that it is constant in space …

Solute transport in permeable porous media containing a preferential flow feature: Investigation of non-Darcian flow effects

Y Li, AD Werner, Z Wen, Q Zhu - Journal of Hydrology, 2022 - Elsevier
Fractures, faults, karstic features and/or interbedded layers of coarse sediment often
manifest in the form of preferential flow features (PFFs). Previous investigations into the …

Modelling transport in fractured media using the fracture continuum approach

MI Ahmed, MA Abd-Elmegeed, AE Hassan - Arabian Journal of …, 2019 - Springer
Two of the commonly used approaches in modelling flow and transport in fractured
geological media are the discrete fracture network (DFN) approach and the stochastic …

Application of analytical diffusion models to outcrop observations: Implications for mass transport by fluid flow through fractures

M Antonellini, PN Mollema… - Water Resources …, 2017 - Wiley Online Library
A pavement outcrop with excellent exposure of spatial relationships among joints, veins,
small offset normal faults, and associated alteration halos (redox fronts) provided an …