Effect of Random Natural Fractures on Hydraulic Fracture Propagation Geometry in Fractured Carbonate Rocks
Sign Up to like & getrecommendations! Published in 2017 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-017-1331-y
Abstract: Natural fractures have a significant influence on the propagation geometry of hydraulic fractures in fractured reservoirs. True triaxial volumetric fracturing experiments, in which random natural fractures are created by placing cement blocks of different dimensions… read more here.
Keywords: fracture; geometry; propagation geometry; random natural ... See more keywords
Development of a full 3D numerical model to investigate the hydraulic fracture propagation under the impact of orthogonal natural fractures
Sign Up to like & getrecommendations! Published in 2019 at "Acta Geotechnica"
DOI: 10.1007/s11440-019-00862-2
Abstract: Although hydraulic fracturing has been massively studied and applied as a key technique to enhance the gas production from tight formations, some problems and uncertainties exist to accurately predict and analyze the fracture behavior in… read more here.
Keywords: orthogonal natural; numerical model; fracture; natural fracture ... See more keywords
Prediction of natural fractures in the Lower Jurassic Ahe Formation of the Dibei Gasfield, Kuqa Depression, Tarim Basin, NW China
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DOI: 10.1007/s12303-017-0039-z
Abstract: The Lower Jurassic low porosity and low permeability Ahe Formation is the major reservoir of Dibei Gasfield in the Kuqa Depression, Tarim Basin. Natural fractures are important spaces for storage of hydrocarbons in low permeability… read more here.
Keywords: dibei gasfield; natural fractures; ahe formation; lower jurassic ... See more keywords
Stress sensitivity in naturally fractured reservoirs: a case study of the Lower Cretaceous Xiagou Formation, Qingxi Oilfield, Jiuxi Basin, northwestern China
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DOI: 10.1007/s12303-019-0022-y
Abstract: Stress sensitivity is the variation of rock petrophysical parameters resulting from changes in effective stress. In fractured reservoirs, experimental methods exhibit a certain amount of error in the quantitative analysis of reservoir rock stress sensitivity.… read more here.
Keywords: damage rate; stress sensitivity; permeability damage; stress ... See more keywords
Effectiveness evaluation of natural fractures in Xujiahe Formation of Yuanba area, Sichuan basin, China
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DOI: 10.1007/s12517-019-4292-5
Abstract: The effectiveness of natural fractures restricts petroleum exploration and development of tight gas sandstone reservoirs. Taking Xujiahe Formation in Yuanba area of Sichuan basin as an example, the effectiveness of natural fractures is studied by… read more here.
Keywords: xujiahe formation; yuanba area; formation yuanba; formation ... See more keywords
Laboratory investigation of hydraulic fracture propagation using real-time ultrasonic measurement in shale formations with random natural fractures
Sign Up to like & getrecommendations! Published in 2017 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-017-7038-2
Abstract: The significance of natural fractures in unconventional shale hydrocarbon formations has opened new research frontiers in hydraulic fracturing. Among many of its unique contributions to gas production, the interaction between natural fractures and hydraulic fractures… read more here.
Keywords: propagation; network; real time; fracture ... See more keywords
Three-dimensional lattice simulation of hydraulic fracture interaction with natural fractures
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DOI: 10.1016/j.compgeo.2018.11.023
Abstract: Abstract Determination of the hydraulic fracture (HF) propagation patterns in fractured unconventional reservoirs typically assumes that natural fractures (NFs) persist through the full height of the reservoir/HF with uniform properties. Here a fully-coupled lattice simulator… read more here.
Keywords: lattice; interaction; hydraulic fracture; natural fractures ... See more keywords
Impacts of natural fractures on acid fracture design: A modeling study
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DOI: 10.1016/j.egyr.2020.04.030
Abstract: Abstract Carbonate formations, which are usually naturally fractured, are good candidates for acid fracturing. Natural fractures have a significant impact on the execution and outcomes of acid fracture design. The interaction of hydraulics with natural… read more here.
Keywords: acid fracture; fracture; fracture design; productivity ... See more keywords
Numerical model of CO2 fracturing in naturally fractured reservoirs
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DOI: 10.1016/j.engfracmech.2021.107548
Abstract: Abstract Hydraulic fracturing becomes a key technology for unconventional oil and gas development. As a fracturing fluid, CO2 displays considerable advantages, particularly in shale gas exploitation. However, little research has quantitatively analyzed the effectiveness and… read more here.
Keywords: co2; co2 fracturing; naturally fractured; fractured reservoirs ... See more keywords
Optimising well orientation in hydraulic fracturing of naturally fractured shale gas formations
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2021.104141
Abstract: Abstract Complex interactions between hydraulic fractures and natural fractures often result in highly complex fracture networks that might lead to bypassed resources damaging the economic viability of developments. In this study the impact of natural… read more here.
Keywords: gas; orientation; fracture; changing well ... See more keywords
Numerical assessment of the maximum operating pressure for SAGD projects considering the effects of anisotropy and natural fractures
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2017.07.005
Abstract: Abstract There has been an increasing awareness of the importance of caprock integrity during Steam Assisted Gravity Drainage (SAGD) operations. However, mathematical tools that have been developed for caprock integrity studies have not incorporated an… read more here.
Keywords: caprock; caprock integrity; case; natural fractures ... See more keywords