Pore structure characterization, permeability evaluation and enhanced gas recovery techniques of tight gas sandstones

H Gao, HA Li - Journal of Natural Gas Science and Engineering, 2016 - Elsevier
This mini review provides an overview of the recent developments in the pore structure
characterization of tight gas sandstones, permeability measurement techniques, and …

Effect of roughness on fluid flow and solute transport in a single fracture: A review of recent developments, current trends, and future research

J Lee, T Babadagli - Journal of Natural Gas Science and Engineering, 2021 - Elsevier
Difficulties encountered in describing fracture flow using classical fluid flow equations has
led to extensive studies of the roughness effect on fracture flow over the past 70 years …

A fractal analysis of permeability for fractured rocks

T Miao, B Yu, Y Duan, Q Fang - International Journal of Heat and Mass …, 2015 - Elsevier
Rocks with shear fractures or faults widely exist in nature such as oil/gas reservoirs, and hot
dry rocks, etc. In this work, the fractal scaling law for length distribution of fractures and the …

A fractal model for characterizing fluid flow in fractured rock masses based on randomly distributed rock fracture networks

R Liu, Y Jiang, B Li, X Wang - Computers and Geotechnics, 2015 - Elsevier
A fractal model that represents the geometric characteristics of rock fracture networks is
proposed to link the fractal characteristics with the equivalent permeability of the fracture …

Fractal evolution and connectivity characteristics of mining-induced crack networks in coal masses at different depths

M Gao, J **e, J Guo, Y Lu, Z He, C Li - Geomechanics and Geophysics for …, 2021 - Springer
In situ capture of crack network evolution is extremely difficult but necessary in fundamental
research on mining mechanics and coalbed methane extraction. Systematic field monitoring …

Fractal characterization of dynamic fracture network extension in porous media

J Cai, WEI Wei, X Hu, R Liu, J Wang - Fractals, 2017 - World Scientific
Fracture network and fractured porous media as well as their transport properties have
received great attentions in many fields from engineering application and basic theoretical …

Determination of heat transfer representative element volume and three-dimensional thermal conductivity tensor of fractured rock masses

ZW Li, CY Huang, HX Wang, SC **ng, MC Long… - International Journal of …, 2023 - Elsevier
The natural fracture system exerts a significant influence on the physical and mechanical
properties of rock masses. The heat transfer in fractured rock masses is much more …

Permeability evolution of two-dimensional fracture networks during shear under constant normal stiffness boundary conditions

B Li, R Bao, Y Wang, R Liu, C Zhao - Rock Mechanics and Rock …, 2021 - Springer
The permeability evolution of fractal-based two-dimensional discrete fracture networks
(DFNs) during shearing under constant normal stiffness (CNS) boundary conditions is …

Mechanical properties and failure characteristics of sandstone under ramp loading paths

Q Zou, Y Ning, B Zhang, S Tian, Z Jiang… - … and Geophysics for Geo …, 2023 - Springer
The revelation of the mechanical behaviors of rock in complex stress conditions is of vital
importance for the safe exploitation of underground resources. In this paper, the ramp …

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 …