3D topological analysis in deformation bands: Insights for structural characterization and impact on permeability

RBR de Melo Freitas, FCC Nogueira… - Journal of Structural …, 2023 - Elsevier
This study uses a 3D exposure of a fault zone in the Rio do Peixe Basin (NE Brazil) to
investigate the impact of deformation band connection on permeability in porous …

Interaction and linkage of basin-boundary fault segments control deformation bands distribution and damage zone permeability

LCV Lucas, DL Vasconcelos, F Balsamo… - Journal of Structural …, 2023 - Elsevier
Analyzing the factors that affect the fault damage zone parameters and the impact of
deformation on host rock permeability is fundamental for predicting the fluid flow behavior in …

Determination of fault damage zones in sandstone rocks using numerical models and statistical analyses

M Congro, AS Zanatta, K Nunes, R Quevedo… - … for Energy and the …, 2023 - Elsevier
The width of fault damage zones is usually assessed through scaling relationships using
fault displacements measured from outcrops. However, field data show a large dispersion …

Influence of hydrothermal silicification on the physical properties of a basin-boundary fault affecting arkosic porous sandstones, Rio do Peixe Basin, Brazil

LC Palhano, FCC Nogueira, FO Marques… - Marine and Petroleum …, 2023 - Elsevier
Hydrothermal silicification and deformation bands influence the physical properties of
porous siliciclastic rocks. However, the impacts generated by the coexistence of these two …

Automatic 3D fault detection and characterization—A comparison between seismic attribute methods and deep learning

LSB Brito, B Alaei, A Torabi, KM Leopoldino-Oliveira… - Interpretation, 2023 - library.seg.org
Seismic interpretation is crucial for identifying faults, fluid concentrations, and flow migration
pathways in the oil and gas industry. Algorithms have been developed to identify faults using …

Extraction of the three-dimensional architecture of deformation bands from ground-penetrating radar cubes using multiattribute analysis

VMAS Cedraz, WE Medeiros, PX Neto… - Journal of Structural …, 2024 - Elsevier
Fault zones in porous siliciclastic rocks can be dominated by deformation bands (DBs),
which are small-scale tabular structures that usually occur as cluster features. DBs can …

[HTML][HTML] Architecture of interacting deformation band fault zones in siliciclastic rocks and its influence on geomechanical property distribution

A Basa, A Torabi, DL Vasconcelos, FHR Bezerra… - Tectonophysics, 2024 - Elsevier
Spatial organization of strain-hardening zones and the adjacent damage zones associated
with faulting of porous siliciclastic rocks influence the across-strike variation of …

The use of network topology to assess connectivity of deformation bands in sandstone: A quantitative approach based on digital outcrop models

J Bonato, FMW Tognoli, FCC Nogueira… - Journal of Structural …, 2022 - Elsevier
Clusters of deformation bands associated with fault damage zones modify the petrophysical
properties of rocks and influence fluid migration. Many works discuss the influence of …

Reduced flow model and transmissibility upscaling in multi-layered faulted reservoirs

ES Castro, JS Barroso, MA Murad… - Computers & …, 2023 - Elsevier
We construct a new three-scale model for single phase incompressible flow in faulted rocks
containing multiple damage zones. At the finer scale (O (1m)), flow is influenced by the high …

2D modeling and simulation of deformation bands' effect on fluid flow: implications for hydraulic properties in siliciclastic reservoirs

FM de Souza, IF Gomes, FCC Nogueira… - Journal of Structural …, 2022 - Elsevier
Deformation bands can influence fluid flow within reservoirs, mainly acting as flow barriers.
This study aims to characterize deformation bands and evaluate the influence of these …