Analysis of elastic anisotropy of tight sandstone and the influential factors
Sign Up to like & getrecommendations! Published in 2017 at "Applied Geophysics"
DOI: 10.1007/s11770-017-0597-x
Abstract: Tight sandstone has a certain anisotropy. Using ultrasonic measurements of samples in three different directions and related matched experiments, this study systematically analyzes the pore structure and anisotropy of tight sandstone samples obtained from oil… read more here.
Keywords: elastic anisotropy; anisotropy tight; analysis elastic; sandstone influential ... See more keywords
Understanding hydraulic fracture propagation behavior in tight sandstone–coal interbedded formations: an experimental investigation
Sign Up to like & getrecommendations! Published in 2019 at "Petroleum Science"
DOI: 10.1007/s12182-018-0297-z
Abstract: Whether hydraulic fractures could connect multiple gas zones in the vertical plane is the key to fracturing treatment to jointly exploit coalbed methane and tight sandstone gas through integrative hydraulic fracturing in tight sandstone–coal interbedded… read more here.
Keywords: propagation; sandstone coal; fracture; tight sandstone ... See more keywords
Applications of nuclear magnetic resonance (NMR) logging in tight sandstone reservoir pore structure characterization
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-020-05590-6
Abstract: Tight sandstone reservoir evaluation and characterization faced great challenge by using conventional well logging data due to the complicated pore structure. To improve tight sandstone reservoir identification, the pore structure should be first characterized. In… read more here.
Keywords: structure; tight sandstone; sandstone reservoir; pore structure ... See more keywords
Detailed characterization of micronano pore structure of tight sandstone reservoir space in three dimensional space: a case study of the Gao 3 and Gao 4 members of Gaotaizi reservoir in the Qijia area of the Songliao basin
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-020-5096-3
Abstract: Tight sandstone samples from the Gao 3 and Gao 4 members of Gaotaizi reservoir in Qijia area of the northern Songliao Basin were targeted as the main research objects in this paper. Through micro/nano CT… read more here.
Keywords: three dimensional; space; tight sandstone; technology ... See more keywords
Heterogeneity of reservoir quality and gas accumulation in tight sandstone reservoirs revealed by pore structure characterization and physical simulation
Sign Up to like & getrecommendations! Published in 2019 at "Fuel"
DOI: 10.1016/j.fuel.2019.05.112
Abstract: Abstract To better understand the quality of the heterogeneous reservoir and gas accumulation in tight sandstone reservoirs, it is necessary to reveal the internal relationship between the reservoir qualities, pore structure and gas migration. In… read more here.
Keywords: gas; accumulation tight; tight sandstone; sandstone reservoirs ... See more keywords
Alterations of geochemical properties of a tight sandstone reservoir caused by supercritical CO2-brine-rock interactions in CO2-EOR and geosequestration
Sign Up to like & getrecommendations! Published in 2018 at "Journal of CO2 Utilization"
DOI: 10.1016/j.jcou.2018.11.002
Abstract: Abstract The geochemistry of a reservoir is of great significance for CO2 Enhanced Oil Recovery (CO2-EOR) and CO2 geosequestration operations. However, due to the massive diversity in mineralogy and physicochemistry of different reservoirs, the current… read more here.
Keywords: reservoir; alterations geochemical; co2 eor; supercritical co2 ... See more keywords
Influence of clay minerals and cementation on pore throat of tight sandstone gas reservoir in the eastern Ordos Basin, China
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2020.103762
Abstract: Abstract The distribution characteristics of pore throat play a vital role in the exploration and development of tight sandstone reservoirs. Based on the thin sections and scanning electron microscopy, this paper studied the petrological characteristics… read more here.
Keywords: pore throat; pore; clay minerals; tight sandstone ... See more keywords
Reservoir property changes during CO2–brine flow-through experiments in tight sandstone: Implications for CO2 enhanced oil recovery in the Triassic Chang 7 Member tight sandstone, Ordos Basin, China
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Asian Earth Sciences"
DOI: 10.1016/j.jseaes.2019.05.002
Abstract: Abstract The effects of supercritical CO2 (ScCO2) on reservoir property changes of the Chang 7 Member tight sandstones of the Yanchang Formation, Ordos Basin, China, were investigated using CO2–brine flow-through experiments, in conjunction with detailed… read more here.
Keywords: tight sandstone; chang member; reservoir property; co2 brine ... See more keywords
Hydraulic fracturing in transversely isotropic tight sandstone reservoirs: A numerical study based on bonded-particle model approach
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Structural Geology"
DOI: 10.1016/j.jsg.2020.104068
Abstract: Abstract To have a better understanding of initiation and propagation of hydraulic fracture in transversely isotropic reservoir, a bonded-particle model (BPM) coupling fluid-mechanical was carried out to investigate the fracture networks in tight sandstone with… read more here.
Keywords: fracture; particle model; tight sandstone; hydraulic fracturing ... See more keywords
Application of stratigraphic-sedimentological forward modeling of sedimentary processes to predict high-quality reservoirs within tight sandstone
Sign Up to like & getrecommendations! Published in 2019 at "Marine and Petroleum Geology"
DOI: 10.1016/j.marpetgeo.2018.11.027
Abstract: Abstract The prediction of high-quality reservoirs within tight sandstone is presently a popular and challenging research topic. Many geophysical characteristics of tight sandstone reservoirs are similar to those of the surrounding rock, making it difficult… read more here.
Keywords: tight sandstone; quality; stratigraphic sedimentological; quality reservoirs ... See more keywords
A multiscale comprehensive study on pore structure of tight sandstone reservoir realized by nuclear magnetic resonance, high pressure mercury injection and constant-rate mercury injection penetration test
Sign Up to like & getrecommendations! Published in 2019 at "Marine and Petroleum Geology"
DOI: 10.1016/j.marpetgeo.2019.06.019
Abstract: Abstract There is a large error in characterizing the pore structure of tight reservoirs in a single test. Based on this, the present study selected five samples of tight sandstone, and a multiscale comprehensive study… read more here.
Keywords: mercury injection; tight sandstone; test; pore ... See more keywords