A 2D, fully-coupled, hydro-mechanical, FDEM formulation for modelling fracturing processes in discontinuous, porous rock masses

A Lisjak, P Kaifosh, L He, BSA Tatone… - Computers and …, 2017 - Elsevier
This paper presents a new, fully-coupled, hydro-mechanical (HM) formulation for a finite-
discrete element method computer code. In the newly-developed, hydraulic solver, fluid flow …

[HTML][HTML] Numerical simulation of hydraulic fracturing and associated microseismicity using finite-discrete element method

Q Zhao, A Lisjak, O Mahabadi, Q Liu… - Journal of Rock …, 2014 - Elsevier
Hydraulic fracturing (HF) technique has been extensively used for the exploitation of
unconventional oil and gas reservoirs. HF enhances the connectivity of less permeable oil …

Combined finite-discrete element modelling of hydraulic fracturing in deep geologically complex reservoirs

M Sharafisafa, A Sato, A Sainoki, L Shen… - International Journal of …, 2023 - Elsevier
Hydraulic fracturing is known to be one of the most effective stimulation techniques to
enhance reservoir permeability. A hydraulic fracture (HF) fluid injection's efficiency largely …

An enhanced polar-based GPGPU-parallelized contact detection algorithm for 3D FDEM and its application to cracking analysis of shield tunnel segmental linings

Y Lei, X Yang, Q Liu, H Liu, Z Chu, J Wen… - … and Underground Space …, 2024 - Elsevier
This study introduces the three-dimensional combined finite-discrete element method (3D
FDEM) to perform cracking analysis of segmental linings under extreme conditions …

[HTML][HTML] Experimental and numerical analysis of injection-induced permeability changes in pre-existing fractures

J Ouf, J Osten, W Luo, K Khaledi, M Jalali… - … for Energy and the …, 2024 - Elsevier
This paper presents a combined laboratory and numerical investigation on the injection-
induced permeability changes in pre-existing fractures. The analyses conducted were …

[HTML][HTML] Numerical analysis of far-field fault reactivation induced by reservoir cooling

J Ouf, PJ Vardon, K Khaledi, W Luo, M Jalali, F Amann - Geothermics, 2025 - Elsevier
This study presents a thermo-hydro-mechanical framework to model hydrothermal systems
within a simplified faulted synthetic reservoir, replicating current production scenarios in The …

Hydro-mechanically coupled FDEM framework to investigate near–wellbore hydraulic fracturing in homogeneous and fractured rock formations

M AbuAisha, D Eaton, J Priest, R Wong - Journal of Petroleum Science and …, 2017 - Elsevier
This paper reports on a numerical study that was conducted to investigate near–wellbore
behaviour of Hydraulic Fracture (HF) growth using a Finite–Discrete Element Modelling …

[HTML][HTML] Numerical modeling of hydro-mechanical processes during hydraulic testing of pre-existing fractures at the Grimsel Test Site, Switzerland

J Ouf, K Khaledi, PJ Vardon, W Luo, M Jalali… - … for Energy and the …, 2024 - Elsevier
This study presents a fully coupled hydro-mechanical framework for modeling hydraulic
shearing in a mesoscale reservoir located at the Grimsel Test Site, Switzerland. The …

Simulation of hydraulic fracturing processes in rocks by coupling the lattice Boltzmann model and the Park-Paulino-Roesler potential-based cohesive zone model

LAM Camones, EA Vargas Jr, RQ Velloso… - International Journal of …, 2018 - Elsevier
This paper contributes a scheme for two-dimensional (2D) numerical simulation of hydraulic
fracturing processes in geological materials, which consists of a numerical coupling …

[HTML][HTML] Implementation of the Displacement Discontinuity Method in Geotechnical Case Studies

G **roudakis, G Saratsis, I Lazos - Geosciences, 2023 - mdpi.com
This paper uses the displacement discontinuity method, one of the boundary element
methods, to solve two major engineering problems. The first one addresses the safe design …