Predicting gas flow rate in fractured shale reservoirs using discrete fracture model and GA-BP neural network method

J Liu, X He, H Huang, J Yang, J Dai, X Shi… - … Analysis with Boundary …, 2024 - Elsevier
In the process of shale gas exploitation, the hydraulic fracturing technology is generally used
to generate the stimulate reservoir volume (SRV). The network connectivity between natural …

Scaling of hydraulic conductivity in porous and fractured media for continuous models: A review

HA Cetre-Orejuela, M Jaramillo… - Advances in Water …, 2024 - Elsevier
Hydraulic conductivity exhibits a high spatial variability due to the heterogeneity and
discontinuity of the geologic environments and their constituent materials. Representing …

Xfem modeling of stress shadowing in multiple hydraulic fractures in multi-layered formations

RG Escobar, ECM Sanchez, D Roehl… - Journal of Natural Gas …, 2019 - Elsevier
One of the challenges of hydraulic fracturing operations is the determination of the fluid-
driven vertical fracture extent. Fracture breakout into overlaying or underlying formations …

A Review of Macroscopic Modeling for Shale Gas Production: Gas Flow Mechanisms, Multiscale Transport, and Solution Techniques

Y Liu, X Zhang, W Zhang, W Guo, L Kang, D Liu, J Gao… - Processes, 2023 - mdpi.com
The boost of shale gas production in the last decade has reformed worldwide energy
structure. The macroscale modeling of shale gas production becomes particularly important …

An XFEM implementation in Abaqus to model intersections between fractures in porous rocks

F Cruz, D Roehl, E do Amaral Vargas Jr - Computers and Geotechnics, 2019 - Elsevier
This paper presents the key aspects of the implementation of an XFEM element for hydraulic
fracturing in porous medium in Abaqus. The implemented element has the capability of …

Impacts of natural fractures on hydraulic fracturing treatment in all asymptotic propagation regimes

J Rueda, C Mejia, R Quevedo, D Roehl - Computer Methods in Applied …, 2020 - Elsevier
Hydraulic fracturing is a technique in which pressurized fluid is pumped into the well to
induce fracture propagation in the rock formation. The treatment aims at enhancing …

Estimating the permeability of fractured rocks using topological characteristics of fracture network

K Xue, Z Zhang, Y Jiang, Y Luo - Computers and Geotechnics, 2023 - Elsevier
The variability and inter-influence of individual geometric parameters make permeability
evaluation of fractured rocks based on fracture geometric characteristics challenging …

Embedded Finite Element formulation for fluid flow in fractured porous medium

D Cavalcanti, C Mejia, D Roehl, I de-Pouplana… - Computers and …, 2024 - Elsevier
The presence of discontinuities, such as fractures or geological faults, can significantly
influence the fluid flow in a porous medium. In general, the discontinuities can act as …

Geomechanical effects of natural fractures on fluid flow in a pre-salt field

C Mejia, D Roehl, J Rueda, F Fonseca - Journal of Natural Gas Science …, 2022 - Elsevier
The discovery of carbonate reservoirs in the Brazilian pre-salt field has raised several
engineering challenges. These reservoirs are naturally fractured and much stiffer than …

Hydromechanical modeling of unrestricted crack propagation in fractured formations using intrinsic cohesive zone model

JAR Cordero, ECM Sanchez, D Roehl - Engineering Fracture Mechanics, 2019 - Elsevier
Production from unconventional reservoirs has revolutionized the oil and gas industry
strongly through the development of innovative applications, such as horizontal drilling and …