Optimization of hydraulic fracture monitoring approach: A perspective on integrated fiber optics and sonic tools

D Eyinla, SK Henderson, H Emadi… - Geoenergy Science and …, 2023 - Elsevier
The successful exploitation of unconventional reservoirs heavily relies on the efficient
stimulation of hydrocarbon-bearing formations through hydraulic fracturing. In this context …

Mathematical expressions for estimating equivalent permeability of rock fracture networks

R Liu, B Li, Y Jiang, N Huang - Hydrogeology Journal, 2016 - search.proquest.com
Fracture networks play a more significant role in conducting fluid flow and solute transport in
fractured rock masses, comparing with that of the rock matrix. Accurate estimation of the …

Inverse modeling of nonisothermal multiphase poromechanics using physics-informed neural networks

D Amini, E Haghighat, R Juanes - Journal of Computational Physics, 2023 - Elsevier
We propose a solution strategy for parameter identification in multiphase thermo-hydro-
mechanical (THM) processes in porous media using physics-informed neural networks …

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 …

Anomalous transport in three‐dimensional discrete fracture networks: Interplay between aperture heterogeneity and injection modes

PK Kang, JD Hyman, WS Han… - Water Resources …, 2020 - Wiley Online Library
We study how the interplay between fracture aperture heterogeneity and tracer injection
mode controls fluid flow and tracer transport in three‐dimensional (3D) discrete fracture …

Fracture network characterization with deep generative model based stochastic inversion

G Chen, X Luo, JJ Jiao, C Jiang - Energy, 2023 - Elsevier
The characterization of fracture networks is challenging for enhanced geothermal systems,
yet is crucial for the understanding of the thermal distributions, and the behaviors of flow field …

Estimation of fracture compliance from attenuation and velocity analysis of full‐waveform sonic log data

ND Barbosa, E Caspari, JG Rubino… - Journal of …, 2019 - Wiley Online Library
In fractured rocks, the amplitudes of propagating seismic waves decay due to various
mechanisms, such as geometrical spreading, solid friction, displacement of pore fluid …

Normalized nonzero-lag crosscorrelation elastic full-waveform inversion

Z Zhang, T Alkhalifah, Z Wu, Y Liu, B He, J Oh - Geophysics, 2019 - library.seg.org
Full-waveform inversion (FWI) is an attractive technique due to its ability to build high-
resolution velocity models. Conventional amplitude-matching FWI approaches remain …

Increased fractured rock permeability after percolation despite limited crack growth

CE Renshaw, EM Schulson, D Iliescu… - Journal of Geophysical …, 2020 - Wiley Online Library
Fractured rock permeability can increase by crack extension that creates additional flow
pathways or by increases in crack openings that increase crack transmissivity …

Improved characterization of heterogeneous permeability in saline aquifers from transient pressure data during freshwater injection

PK Kang, J Lee, X Fu, S Lee… - Water Resources …, 2017 - Wiley Online Library
Managing recharge of freshwater into saline aquifers requires accurate estimation of the
heterogeneous permeability field for maximizing injection and recovery efficiency. Here we …