Search Results - "Jiang, Yujing"

Critical hydraulic gradient for nonlinear flow through rock fracture networks: The roles of aperture, surface roughness, and number of intersections by Liu, Richeng, Li, Bo, Jiang, Yujing

“…•Flow test and numerical simulation solving NS equations on DFNs are conducted.•Critical hydraulic gradient depends on aperture, roughness and number of…”
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A fractal model for characterizing fluid flow in fractured rock masses based on randomly distributed rock fracture networks by Liu, Richeng, Jiang, Yujing, Li, Bo, Wang, Xiaoshan

“…A fractal model that represents the geometric characteristics of rock fracture networks is proposed to link the fractal characteristics with the equivalent…”
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Seismic damage assessment of mountain tunnel: A case study on the Tawarayama tunnel due to the 2016 Kumamoto Earthquake by Zhang, Xuepeng, Jiang, Yujing, Sugimoto, Satoshi

“…•Damages to the Tawarayama Tunnel under the 2016 Kumamoto Earthquakes were investigated.•Seismic damage patterns occurred in the Tawarayama Tunnel were…”
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A numerical approach for assessing effects of shear on equivalent permeability and nonlinear flow characteristics of 2-D fracture networks by Liu, Richeng, Li, Bo, Jiang, Yujing, Yu, Liyuan

“…•A numerical approach was developed to assess the effects of shear on hydraulic properties of 2D DFNs.•A shear process significantly changes the permeability…”
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Review: Mathematical expressions for estimating equivalent permeability of rock fracture networks by Liu, Richeng, Li, Bo, Jiang, Yujing, Huang, Na

“…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…”
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Experimental Study on Mechanical and Acoustic Emission Characteristics of Rock-Like Material Under Non-uniformly Distributed Loads by Wang, Xiao, Wen, Zhijie, Jiang, Yujing, Huang, Hao

“…The mechanical and acoustic emission characteristics of rock-like materials under non-uniform loads were investigated by means of a self-developed…”
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Experimental and Numerical Investigation on Shear Failure Behavior of Rock-like Samples Containing Multiple Non-Persistent Joints by Zhang, Yuanchao, Jiang, Yujing, Asahina, Daisuke, Wang, Changsheng

“…The instability of rock slopes and underground engineering structures is usually caused by shear sliding along discontinuities, such as joints or faults, which…”
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A novel three-dimensional discrete fracture network model for investigating the role of aperture heterogeneity on fluid flow through fractured rock masses by Huang, Na, Jiang, Yujing, Liu, Richeng, Li, Bo, Sugimoto, Satoshi

“…Effect of anisotropic aperture on the hydraulic properties of single rock fractures has been systematically investigated, yet the aperture variability of…”
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Shear-flow coupling characteristics of a three-dimensional discrete fracture network-fault model considering stress-induced aperture variations by Huang, Na, Liu, Richeng, Jiang, Yujing, Cheng, Yuanfang, Li, Bo

“…•A 3D DFN-fault model that contains a DFN embedded with a deformable fault is proposed.•The shear-induced dilation of fault and closure of fractures are taken…”
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Mountain tunnel under earthquake force: A review of possible causes of damages and restoration methods by Xuepeng Zhang, Yujing Jiang, Kazuhiko Maegawa

“…Accurate seismic assessment and proper aseismic design of underground structures require a comprehensive understanding of seismic performance and response of…”
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Experimental and numerical study of the geometrical and hydraulic characteristics of a single rock fracture during shear by Xiong, Xiangbin, Li, Bo, Jiang, Yujing, Koyama, Tomofumi, Zhang, Chuhan

“…Coupled shear-flow tests were conducted on two artificial rock fractures with natural rock fracture characteristics under constant normal loading boundary…”
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Estimation of permeability of 3-D discrete fracture networks: An alternative possibility based on trace map analysis by Huang, Na, Jiang, Yujing, Liu, Richeng, Li, Bo

“…The permeability of 3-D discrete fracture networks (DFNs) is estimated based on the geometrical parameters of 3-D model and permeability of its 2-D trace maps…”
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A fractal model based on a new governing equation of fluid flow in fractures for characterizing hydraulic properties of rock fracture networks by Liu, Richeng, Li, Bo, Jiang, Yujing

“…This study presents a fractal length distribution model of fractures in discrete fracture networks (DFNs), adopting a fractal dimension Df that represents the…”
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Effect of Cyclic Loading on the Shear Behaviours of Both Unfilled and Infilled Rough Rock Joints Under Constant Normal Stiffness Conditions by Han, Guansheng, Jing, Hongwen, Jiang, Yujing, Liu, Richeng, Wu, Jiangyu

“…The present study experimentally investigated variations in the mechanical behaviours of natural rough rock joints during shearing under cyclic loading and…”
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Effects of fracture surface roughness and shear displacement on geometrical and hydraulic properties of three-dimensional crossed rock fracture models by Huang, Na, Liu, Richeng, Jiang, Yujing, Li, Bo, Yu, Liyuan

“…•A numerical code was developed to assess the effects of fracture surface roughness and shear displacement on hydraulic properties of 3D crossed…”
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Influence of joint roughness on the shear properties of energy-absorbing bolt by Wu, Xuezhen, Zheng, Hanfang, Jiang, Yujing

“…Many experiments have been performed to study the mechanical behavior of rock bolts in resisting the shear force. However, almost all the tests were conducted…”
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Behaviour of rock joint reinforced by energy-absorbing rock bolt under cyclic shear loading condition by Wu, Xuezhen, Jiang, Yujing, Gong, Bin, Deng, Tao, Guan, Zhenchang

“…Rock joints will undergo a sequence of cyclic shearing loadings during a seismic event. However, the effect of cyclic shear loading on the energy-absorbing…”
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Rate-dependent mechanical behavior of rough rock joints by Wang, Gang, Zhang, Xuepeng, Jiang, Yujing, Wu, Xuezhen, Wang, Shugang

“…The influence of shear rate on the mechanical behavior of rough rock joints prepared using a molding method was examined by testing jointed samples of four…”
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A modified strain-softening model with multi-post-peak behaviours and its application in circular tunnel by Wu, Xuezhen, Jiang, Yujing, Guan, Zhenchang

“…A large number of laboratory experiments have shown that the rocks in post-peak state present strain-softening behaviour under low confining pressure, and…”
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Effects of surface roughness and Reynolds number on the solute transport through three-dimensional rough-walled rock fractures under different flow regimes by Huang, Na, Han, Shengqun, Zhang, Xuepeng, Wang, Gang, Jiang, Yujing

“…In this study, the effects of surface roughness and Reynolds number (Re) on fluid flow and solute transport are investigated based on a double rough-walled…”
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