Experimental study on nonlinear seepage characteristics of coal under true triaxial stress loading

Y Luo, Y Zhu, F Huang, B Xia - Physics of Fluids, 2023 - pubs.aip.org
The characteristics of coalbed methane flow are jointly determined by the fracture and stress
environment. Previous studies conducted under conventional triaxial or uniaxial stress …

Estimation of REV size of 2-D DFN models in nonlinear flow: Considering the fracture length-aperture correlation

W Ma, Z Xu, J Chai, C Cao, Y Wang - Computers and Geotechnics, 2023 - Elsevier
Determining the representative elementary volume (REV) of fractured rock masses is the
foundation for studying the properties of such rock masses using the equivalent continuum …

Pore characteristics and nonlinear flow behaviors of granite exposed to high temperature

Q Yin, H Jing, R Liu, H Su, L Yu, G Han - Bulletin of Engineering Geology …, 2020 - Springer
This paper experimentally investigates the role of high temperature treatment on pore
characteristics, permeability, critical Reynolds number, and flow nonlinearity of granite …

Experimental investigation of the seepage characteristics of a single fracture in limestone with different roughness and seepage fluids

L Gan, Y Liu, T Xu, L Xu, H Ma, W Xu - Journal of Hydrology, 2023 - Elsevier
To investigate the effects of roughness and seepage fluids on the seepage characteristics of
limestone with rough fractures, five sets of limestone fracture specimens are obtained using …

Assessment of nonlinear flow behaviors through real rough rock fractures during shearing

Q Zhu, Q Yin, N Huang, J Wu, Q Zhang, T Li… - … and Geophysics for Geo …, 2022 - Springer
In order to investigate the transition characteristics of the fluid flow regime of real rough rock
fractures during shearing, a series of fractured samples with various joint roughness …

Numerical investigation of fluid flowing through rough fractures subject to shear

Q Zhu, Q Yin, F Xiong, H Jing, H Pu, C Zhu - Physics of Fluids, 2024 - pubs.aip.org
Comprehending fluid flow in rock masses is essential for modern underground engineering,
including chemical energy extraction, nuclear pollutant remediation, and hydrocarbon …

Experimental investigation of nonlinear flow characteristics in cracked polypropylene fibre-reinforced concrete

W Ma, Z Xu, Y Qin, C Cao, Y Wang, H Zhou - Materials and Structures, 2021 - Springer
Seepage has always been a major problem in concrete-faced rockfill dam projects. Splitting
cracks were made in the laboratory and water permeability tests were carried out on …

Effect of shearing on hydraulic properties of rough‐walled fractures under different boundary conditions

C Wang, Y Jiang, H Luan… - Energy Science & …, 2020 - Wiley Online Library
This study experimentally investigated nonlinear flow characteristics of rough‐walled
fractures during shear process under different boundary conditions, using the servo …

An Experimental Study on the Seepage Characteristics of Rough Fractures in Coal under Stress Loading

Y Luo, Y Zhu, F Huang - Processes, 2024 - mdpi.com
Fracture and stress environments significantly affect the flow of coalbed methane. Under
stress, fracture deformation and damage occur, which change the original fracture …

Study on seepage characteristics and stress sensitivity of sandstone under cyclic water intrusion based on CT scanning technique

Z Qin, W Pang, W Mao, J Han, Z Li, Y Yao - Bulletin of Engineering …, 2023 - Springer
The cyclic water intrusion and stresses lead to changes in the rock pores' microstructure,
which affects the rock's seepage characteristics. This study performs a three-dimensional …