Investigation of critical non-linear flow behavior for fractures with different degrees of fractal roughness

G Rong, L Cheng, R He, J Quan, J Tan - Computers and Geotechnics, 2021 - Elsevier
Non-linear flow behavior in rough fractures with shear dislocations is numerically
investigated in this study with the validated multi-relaxation time lattice Boltzmann method …

New correlative models to improve prediction of fracture permeability and inertial resistance coefficient

S Foroughi, S Jamshidi, MR Pishvaie - Transport in Porous Media, 2018 - Springer
Presence of fracture roughness and occurrence of nonlinear flow complicate fluid flow
through rock fractures. This paper presents a qualitative and quantitative study on the effects …

Research on the influence of geometry on nonlinear flow in constructed rough fractures by lattice Boltzmann simulation

X Tian, Y Deng, D Jing, X Peng, M Duan - Arabian Journal of Geosciences, 2020 - Springer
The fluid flow behavior in widespread rough fractures has important impacts on the
utilization and protection of groundwater resources, the development of oil and gas …

Effect of fractal surface roughness and pressure gradient on the hydraulic behavior of fluid flow through a 3D single rough fracture

Z Cheng, S Liu, A Shi, L Yan, W Ni - European Journal of …, 2024 - Taylor & Francis
This study mainly aimed to numerically investigate the influence of fractal roughness and
pressure gradient on the fluid flow through a three-dimensional (3D) single rough fracture …

Surface roughness and boundary load effect on nonlinear flow behavior of fluid in real rock fractures

J Wu, Q Yin, H Jing - Bulletin of Engineering Geology and the Environment, 2020 - Springer
This paper experimentally evaluated the influences of the surface roughness and boundary
load on the nonlinear flow behavior of real three-dimensional rock fractures. The rough …

Effect of lower surface roughness on nonlinear hydraulic properties of fractures

J Li, X Li, B Zhang, B Sui, P Wang, M Zhang - Geofluids, 2021 - Wiley Online Library
This study investigates the effect of fracture lower surface roughness on the nonlinear flow
behaviors of fluids through fractures when the aperture fields are fixed. The flow is modeled …

Influence of surface roughness on nonlinear flow behaviors in 3D self-affine rough fractures: Lattice Boltzmann simulations

M Wang, YF Chen, GW Ma, JQ Zhou… - Advances in water …, 2016 - Elsevier
This study investigates the impacts of surface roughness on the nonlinear fluid flow through
three-dimensional (3D) self-affine rock fractures, whose original surface roughness is …

Effects of geometrical feature on Forchheimer-flow behavior through rough-walled rock fractures

X ZHOU, J SHENG, Z YE, W LUO… - Chinese Journal of …, 2021 - cgejournal.com
In order to study the relationship between the geometrical feature and the nonlinear flow
properties of rough-walled rock fractures, a numerical model based on the fractal behavior is …

An investigation of nonlinear flow behaviour along rough-walled fractures considering the effects of fractal dimensions and contact areas

G Ma, C Ma, Y Chen - Journal of Natural Gas Science and Engineering, 2022 - Elsevier
This study focuses on the investigation of the nonlinear flow behaviour along rough-walled
fractures with contact areas in the framework of the lattice Boltzmann method. The numerical …

Experimental study of non-linear fluid flow though rough fracture based on fractal theory and 3D printing technique

P Yin, C Zhao, J Ma, C Yan, L Huang - International Journal of Rock …, 2020 - Elsevier
In this note, the non-linear fluid flow through rough fracture is investigated experimentally.
The rough surface of fracture is generated synthetically based on the fractal dimension (D) …