Chemical and reactive transport processes associated with hydraulic fracturing of unconventional oil/gas shales

AD Jew, JL Druhan, M Ihme, AR Kovscek… - Chemical …, 2022 - ACS Publications
Hydraulic fracturing of unconventional oil/gas shales has changed the energy landscape of
the US Recovery of hydrocarbons from tight, hydraulically fractured shales is a highly …

Molecular dynamics of methane flow behavior through realistic organic nanopores under geologic shale condition: pore size and kerogen types

Z Sun, X Li, W Liu, T Zhang, M He… - Chemical Engineering …, 2020 - Elsevier
Up to date, for the purpose of simplicity, graphene-based structures, like nano-porous
carbons or carbon nanotubes, have been widely utilized to investigate methane flow …

Development of atomistic kerogen models and their applications for gas adsorption and diffusion: a mini-review

A Obliger, C Bousige, B Coasne, JM Leyssale - Energy & Fuels, 2023 - ACS Publications
With the emergence of shale gas, numerous atomic-scale models of kerogen have been
proposed in the literature. These models, which attempt to capture the structure, chemistry …

Review of shale gas transport prediction: Basic theory, numerical simulation, application of ai methods, and perspectives

Z Jiang, W Wang, H Zhu, Y Yin, Z Qu - Energy & Fuels, 2023 - ACS Publications
The gas transport mechanism in shale reservoirs is extremely complex and is a typical
multiscale and multiphysics coupled transport process, considering the complex shale rock …

Bridging microscopic dynamics and hydraulic permeability in mechanically-deformed nanoporous materials

A Schlaich, M Vandamme, M Plazanet, B Coasne - ACS nano, 2024 - ACS Publications
In the field of nanoconfined fluids, there are striking examples of deformation/transport
coupling in which mechanical solicitation of the confining solid and dynamics of the confined …

Formation mechanism and structural characteristic of pore-networks in shale kerogen during in-situ conversion process

HY Xu, H Yu, JC Fan, J Xia, H Liu, HA Wu - Energy, 2022 - Elsevier
In-situ conversion process (ICP) appears to be a promising approach to enhance
hydrocarbon recovery of shale reservoirs. During the ICP, the pore-networks gradually …

Multiscale simulation of diffusion in porous media: from interfacial dynamics to hierarchical porosity

U Tallarek, D Hlushkou, J Rybka… - The Journal of Physical …, 2019 - ACS Publications
We present a multiscale simulation approach to derive effective bed diffusion coefficients (D
bed) in hierarchically structured, macro/mesoporous materials employed as fixed beds for …

Studies of the storage and transport of water and oil in organic-rich shale using vacuum imbibition method

S Zhang, Y Li, H Pu - Fuel, 2020 - Elsevier
The inorganic pores, organic pores, and kerogen matrix are important media to store water
and oil in shale rocks. We present a vacuum imbibition method to identify the volume of …

Molecular insights of condensate trapping mechanism in shale oil reservoirs and its implications on lean gas enhanced oil recovery

S Wang, H Zhang, B Jin, R Qiao, XH Wen - Chemical Engineering Journal, 2023 - Elsevier
The heterogeneous pore structure and the confinement effect of the narrow pore space lead
to the differential release/retention phenomenon of hydrocarbons in unconventional …

Pore-scale investigation on coupled diffusion mechanisms of free and adsorbed gases in nanoporous organic matter

ZG Qu, Y Yin, H Wang, JF Zhang - Fuel, 2020 - Elsevier
The long-term productivity of shale reservoirs is determined by shale gas diffusion properties
in tight mudrocks, particularly in nanoporous organic matter (OM), within which the shale gas …