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Keywords: fracture network
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1579
... ABSTRACT: Fracture network swept volume (FSV) is an effective means to directly evaluate the fracturing effect of multi-fractured horizontal wells (MFHWs). In the paper, first, the multi-level evaluation system was established by using the analytic hierarchy process (AHP) to describe...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1218
... permeability data from San Juan basin can be well covered. 1. Introduction Predicting the hydromechanical properties of fractured coals is important in the production of coalbed methane (CBM). Natural coal is considered to have a fracture network embedded in an adsorptive porous matrix that could exhibit...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1845
... experiment and study the influence of different parameters on the formation of hydraulic fractures. The results of the experiment can provide a reference for optimizing parameters of fracturing in field construction. fracture characterization hydraulic fracture network based hydraulic fracturing...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1947
... surveys and convergence measurements) and from embedded sensors (deformation and pore pressure measurements). Different sensors, from extensometers and inclinometers to fiber optics and deformation gauges, will be installed. A multi-physical assessment of the fracture network around the intersection...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0018
... in optimizing the fracture-stimulation processes during hydrofracturing operations. Upstream Oil & Gas horizontal stress natural fracture dilation Artificial Intelligence hydraulic fracturing approach angle fracture network American Rock mechanics Association nf interface hydraulic fracture...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0064
... embedded with fracture networks. Higher values of the CO 2 storage volume and the net heat extraction rate are achieved when the CO 2 buoyancy effect is considered in the same operation condition. The influences of different operation strategies, including varying production pressure differentials...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0135
... of slender pillars (width to height ratio less than 0.5). An important challenge is the characterization of the intact rock damage as a function of the in-situ fracture network and loading conditions. In this paper, we present advanced pre-processing tools to measure fracture intensity and fracture density...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0214
... ABSTRACT: Characterization of rock permeability change during the fracture network evolution is critical to the design and assessment of geological storage facilities. Under geo-storage conditions, rock fractures propagate during damage processes and re-bond during healing. However, natural...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0346
... fracture network. How a rock mass reacts to a blast is dependent on the rock itself and on the discontinuities within the rock mass. A set of discrete fracture network (DFN) realizations generated and assessed using MoFrac are used to derive inputs for a RES fragmentation interaction matrix. Parameters...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0322
... ABSTRACT: Pre-existing natural fracture networks (NFNs) are ubiquitous in many unconventional oil and gas formations. Hydraulic fracturing (HF) is used to stimulate these formations; many traditional HF analyses and modeling efforts have largely ignored (or highly simplified) the NFN effect...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0369
... Intelligence orientation Upstream Oil & Gas fracture network mouydir basin major fracture basement algorithm fracture Reservoir Characterization structural geology fracture characterization curvature center distance algorithm length distribution cambro-ordovician unit coefficient hoggar...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0373
... the type and origin of fractures, their spatial distribution, and their impact on the reservoir parameters. The Discrete Fracture Network (DFN) models are generated to display the fault and the fracture sets and show the different mechanical units and compare their relationship with the reservoir units...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0395
... ABSTRACT: In computational simulations of drilling mud flow in fractured formations, consideration of interactions between the fracture networks and the porous rock requires an appropriate coupling procedure from the local fractures to the scale of typical finite elements in poromechanics...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0431
... these fractures aiding reservoir characterization especially in the modeling of a natural fracture network. hydraulic fracturing natural fracture Reservoir Characterization orientation knowledge drilling-induced fracture principal stress Upstream Oil & Gas natural fracture geometry stress...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0403
... ABSTRACT: With a specific case of Fuling shale gas reservoir, an integrated geomechanics workflow was proposed to investigate stress evolution during production and the complex hydraulic fractures propagation of infill well. In the integrated modelling, a natural fractures network...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1559
... of the rock. complex reservoir impedance dynamic fracture network generation deformation history growth timestep Proportion ray interaction hydraulic fracturing fracture intensity fracture network Terminate Timestep new method Upstream Oil & Gas intensity target size...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0504
... of the Discrete Fracture Network (DFN) algorithm and the Finite Element Method (FEM), which provides a three-dimensional basis for simulating the interaction between natural fracture geometry, rock mechanical properties, and the in-situ stress conditions. Furthermore, the developed framework also provides...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1555
... and with large number of natural fractures. The existence of natural fractures at different scales may affect the propagation of the induced fracture. The crossing, arresting and opening are the interaction modes that are observed. The use of the discrete fracture network (DFN) models have been widespread...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0490
... as a correlation parameter for well performance (Mayerhofer et al., 2010). Most analyses are focused on the induced primary fracture and not the ensemble of fractures created. The uncertainty that arises in the dimensions of SRV is caused mainly by the complexity of the fracture network and our inability...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1857
... ABSTRACT: A fully coupled thermal-hydraulic-mechanical (THM) model was developed to investigate the heat extraction process of an artificial enhanced geothermal system (EGS). The random fracture network in the stimulated geothermal reservoir was generated by the fractal theory. The local...

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