Comparative study on hydraulic fracturing using different discrete fracture network modeling: insight from homogeneous to heterogeneity reservoirs
Conventional discrete fracture network (DFN) modeling is used to simulate hydraulic fracture
propagation in fractured low permeability reservoirs. However, natural fractures have a …
propagation in fractured low permeability reservoirs. However, natural fractures have a …
[HTML][HTML] Modelling fluid injection-induced fracture activation, damage growth, seismicity occurrence and connectivity change in naturally fractured rocks
We develop a fully-coupled hydro-mechanical model to simulate fluid injection-induced
activation of pre-existing fractures, propagation of new damages, development of seismic …
activation of pre-existing fractures, propagation of new damages, development of seismic …
Numerical back analysis method of three-dimensional in situ stress fields considering complex surface topography and variable collinearity
H Xu, S Li, D Xu, X Huang, M Zheng, J He… - International Journal of …, 2023 - Elsevier
Numerical back analysis based on incomplete in situ stress measurements is widely used to
estimate the three-dimensional (3D) in situ stress fields of large deep underground caverns …
estimate the three-dimensional (3D) in situ stress fields of large deep underground caverns …
[HTML][HTML] Influence of rock heterogeneity on hydraulic fracturing: A parametric study using the combined finite-discrete element method
Hydraulic fracturing has proven to be an efficient technique to enhance production in
unconventional reservoirs. Since heterogeneity is commonplace in reservoir rocks, it is vital …
unconventional reservoirs. Since heterogeneity is commonplace in reservoir rocks, it is vital …
Implementation of extrinsic cohesive zone model (ECZM) in 2D finite-discrete element method (FDEM) using node binding scheme
The combined finite-discrete element method (FDEM) has been widely used for rock
fracturing simulations. Conventionally, FDEM is realized using the intrinsic cohesive zone …
fracturing simulations. Conventionally, FDEM is realized using the intrinsic cohesive zone …
Joint influence of in-situ stress and fracture network geometry on heat transfer in fractured geothermal reservoirs
We quantitatively investigate the superimposed influence of geometrical properties and
geomechanical deformations of two-dimensional fracture networks on heat transfer in …
geomechanical deformations of two-dimensional fracture networks on heat transfer in …
Scale‐bridging in three‐dimensional fracture networks: Characterizing the effects of variable fracture apertures on network‐scale flow channelization
We incorporate observations of real fracture aperture variability observed in laboratory
experiments into an ensemble of three‐dimensional discrete fracture network (DFN) …
experiments into an ensemble of three‐dimensional discrete fracture network (DFN) …
Effect of discrete fractures with or without roughness on seepage characteristics of fractured rocks
This study proposes a new fractal permeability model for fractured rocks that
comprehensively accounts for the geometric fracture characteristics and the fluid transport …
comprehensively accounts for the geometric fracture characteristics and the fluid transport …
A numerical study of stress variability in heterogeneous fractured rocks
We conduct numerical simulations to investigate the variability of local stresses in
heterogeneous fractured rocks subjected to different far-field stress conditions. A realistic …
heterogeneous fractured rocks subjected to different far-field stress conditions. A realistic …
Stress‐induced anomalous transport in natural fracture networks
We investigate the effects of geological stress on fluid flow and tracer transport in natural
fracture networks. We show the emergence of non‐Fickian (anomalous) transport from the …
fracture networks. We show the emergence of non‐Fickian (anomalous) transport from the …