Local Perceptions of Hydraulic Fracturing Ahead of Exploratory Drilling in Eastern South Africa
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Management"
DOI: 10.1007/s00267-019-01138-x
Abstract: Applications for exploratory shale gas development via hydraulic fracturing (fracking) have raised concern about energy development impacts in South Africa. Initially, focus was on the arid Karoo, but interest now includes KwaZulu-Natal, a populous, agricultural… read more here.
Keywords: south africa; water; perceptions hydraulic; survey ... See more keywords
Numerical and experimental investigation of hydraulic fracture using the synthesized PMMA
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DOI: 10.1007/s00289-020-03300-6
Abstract: Hydraulic fracturing is a technique used for stimulation of unconventional reservoirs including shale plays. Several parameters, including rock properties, state of stresses, and fracturing fluid characteristics, influence successful design and implementation of a hydraulic fracturing… read more here.
Keywords: numerical experimental; fracture; hydraulic fracture; geometry ... See more keywords
Effect of Foliation and Fluid Viscosity on Hydraulic Fracturing Tests in Mica Schists Investigated Using Distinct Element Modeling and Field Data
Sign Up to like & getrecommendations! Published in 2018 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-018-1598-7
Abstract: Several hydraulic fracturing tests were performed in boreholes located in central Hungary in order to determine the in-situ stress for a geological site investigation. At a depth of about 540 m, the observed pressure versus time… read more here.
Keywords: viscosity; fluid; effect; hydraulic fracturing ... See more keywords
Lattice Numerical Simulations of Lab-Scale Hydraulic Fracture and Natural Interface Interaction
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DOI: 10.1007/s00603-018-1671-2
Abstract: Hydraulic fracturing is the prime technology for enhancing production from unconventional reservoirs. Design and operation of hydraulic fracturing requires adequate knowledge of formation properties, in situ stresses and fluid properties, due to its complex nature.… read more here.
Keywords: natural interface; fracture; hydraulic fracture; interaction mechanism ... See more keywords
Modeling and Experiment on Permeability of Coal with Hydraulic Fracturing by Stimulated Reservoir Volume
Sign Up to like & getrecommendations! Published in 2018 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-018-1682-z
Abstract: Because the mechanisms that cause hydraulic fracturing to increase coal seam permeability are not clear, the effective application of hydraulic fracturing has limitations. This paper presents hydraulic fracturing and gas seepage experiments using raw coal… read more here.
Keywords: permeability; coefficient; hydraulic fracturing; coal ... See more keywords
A Coupling Model of Distinct Lattice Spring Model and Lattice Boltzmann Method for Hydraulic Fracturing
Sign Up to like & getrecommendations! Published in 2019 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-019-01819-3
Abstract: In this work, the distinct lattice spring model (DLSM) and the lattice Boltzmann method (LBM) are coupled together to simulate hydraulic fracturing problems. As the DLSM and LBM are both lattice modelling methods, the lattice… read more here.
Keywords: spring model; model; distinct lattice; hydraulic fracturing ... See more keywords
Investigating Hydraulic Fracturing Complexity in Naturally Fractured Rock Masses Using Fully Coupled Multiscale Numerical Modeling
Sign Up to like & getrecommendations! Published in 2019 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-019-01851-3
Abstract: Naturally fractured rock mass is highly inhomogeneous and contains geological discontinuities at various length scales. Hydraulic fracture stimulation in such a medium could result in complex fracture systems instead of simple planar fractures. In this… read more here.
Keywords: fracture; fractured rock; rock mass; hydraulic fracturing ... See more keywords
Mechanism of Connecting Natural Caves and Wells Through Hydraulic Fracturing in Fracture-Cavity Reservoirs
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DOI: 10.1007/s00603-020-02225-w
Abstract: In karst fracture-cavity reservoirs, the oil/gas is primarily distributed in natural fractures and caves. Therefore, hydraulic fracturing is frequently performed to connect the wells and natural karst caves to enhance the oil/gas production. In this… read more here.
Keywords: connection; fracture cavity; cavity reservoirs; hydraulic fracturing ... See more keywords
An SBFEM-Based Model for Hydraulic Fracturing in Quasi-Brittle Materials
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DOI: 10.1007/s10338-018-0029-3
Abstract: A numerical model based on the scaled boundary finite element method is developed to simulate the hydraulic fracturing in concrete-like quasi-brittle materials using cohesive interface elements. The shadow domain method developed previously (Yang and Deeks… read more here.
Keywords: sbfem based; quasi brittle; brittle materials; hydraulic fracturing ... See more keywords
Laboratory Investigation of the Effect of Injection Rate on Hydraulic Fracturing Performance in Artificial Transversely Laminated Rock Using 3D Laser Scanning
Sign Up to like & getrecommendations! Published in 2018 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-018-0749-7
Abstract: Among many factors that affect the hydraulic fracturing responses, the injection rate is identified as the first critical factor to be considered by many researchers. However, the internal mechanism of injection rate on the morphology… read more here.
Keywords: rate hydraulic; injection rate; hydraulic fracturing; injection ... See more keywords
Numerical simulation of fault activity owing to hydraulic fracturing
Sign Up to like & getrecommendations! Published in 2018 at "Applied Geophysics"
DOI: 10.1007/s11770-018-0693-6
Abstract: We built a three-dimensional model to simulate the disturbance of the stress field near the reverse fault in Zhaziao, Leyi Township owing to hydraulic fracturing. The pore pressure, and shear and normal stresses during fracturing… read more here.
Keywords: fault; owing hydraulic; stress; hydraulic fracturing ... See more keywords