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) …

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 …

An experimental investigation on the mechanism of fluid flow through single rough fracture of rock

Y Ju, QG Zhang, YM Yang, HP Xie, F Gao… - Science China …, 2013 - Springer
The structure of fractures in nature rock appears irregular and induces complicated seepage
flow behavior. The mechanism and quantitative description of fluid flow through rock …

Influence of fracture roughness and void space morphology on nonlinear fluid flow through rock fractures

Y Luo, Z Zhang, L Zhang, K Xue, K Long - The European Physical Journal …, 2022 - Springer
The effects of fracture roughness and geometric morphology of void space between two
fracture walls on nonlinear fluid flow through rock fractures were investigated by performing …

Experimental study of flow characteristics in non-mated rock fractures considering 3D definition of fracture surfaces

G Rong, D Hou, J Yang, L Cheng, C Zhou - Engineering Geology, 2017 - Elsevier
Abstract Three-dimensional (3D) morphology of rock fracture has a great influence on its
hydraulic behavior. To experimentally investigate the 3D roughness dependent non-linear …

Quantitative estimates of nonlinear flow characteristics of deformable rough-walled rock fractures with various lithologies

Q Yin, L He, H Jing, D Zhu - Processes, 2018 - mdpi.com
The existence of surface roughness, various contact conditions and the occurrence of flow
nonlinearity make the flow process in natural rock fractures more complicated. To evaluate …

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 …

A predictive model of permeability for fractal-based rough rock fractures during shear

N Huang, Y Jiang, R Liu, BO Li, Z Zhang - Fractals, 2017 - World Scientific
This study investigates the roles of fracture roughness, normal stress and shear
displacement on the fluid flow characteristics through three-dimensional (3D) self-affine …

Effect of contact areas on seepage behavior in rough fractures under normal stress

M Li, X Liu, Y Li, Z Hou, S Qiao - International Journal of …, 2022 - ascelibrary.org
The investigation of fluid flow in fractured rocks is a key issue in underground engineering.
Three sandstone specimens with different roughnesses were generated by Brazilian …

[PDF][PDF] Transition from linear to nonlinear flow in single rough fractures: effect of fracture roughness

J Liu, W Zhechao, Q Liping, W Li, J Yang - Hydrogeology Journal, 2021 - researchgate.net
A series of laboratory experiments on water flow through rough fractures was performed
using self-designed experimental devices to investigate the effect of fracture roughness on …