The characterization and methane adsorption of Ag-, Cu-, Fe-, and H-exchanged chabazite-rich tuff from Turkey
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-019-04996-4
Abstract: In this study, a chabazite-rich tuff (CHA) from the Bala deposit of Ankara region (Turkey) and its modified forms (CuCHA, AgCHA, FeCHA, and HCHA samples) were investigated at 273 and 298 K using volumetric apparatus up… read more here.
Keywords: chabazite rich; adsorption; rich tuff; exchanged chabazite ... See more keywords
A new application of NMR in characterization of multiphase methane and adsorption capacity of shale
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Coal Geology"
DOI: 10.1016/j.coal.2018.11.018
Abstract: Abstract Adsorbed and free methane are the primary contributor for gas production from shale. To accurately quantify the multiphase methane in shale is of great significance for shale gas exploration and exploitation. The conventional calculation… read more here.
Keywords: methane shale; methane; methane adsorption; multiphase methane ... See more keywords
Methane adsorption behavior on shale matrix at in-situ pressure and temperature conditions: Measurement and modeling
Sign Up to like & getrecommendations! Published in 2018 at "Fuel"
DOI: 10.1016/j.fuel.2018.04.145
Abstract: Abstract Adsorbed gas is a significant component of shale gas due to the abundant nanopores of organic matter in shales. Methane adsorption behavior on shale matrix is complex considering the geochemical properties, lithology, pore structure… read more here.
Keywords: methane adsorption; adsorption; pressure; temperature conditions ... See more keywords
Three stages of methane adsorption capacity affected by moisture content
Sign Up to like & getrecommendations! Published in 2018 at "Fuel"
DOI: 10.1016/j.fuel.2018.05.120
Abstract: Abstract Methane adsorption capacity is a key factor in determining shale gas in place (GIP) – requiring that it is determined under in situ moisture conditions. Current methods may be insufficient to investigate these exact… read more here.
Keywords: adsorption; moisture; capacity; methane adsorption ... See more keywords
Impact of inherent moisture on the methane adsorption characteristics of coals with various degrees of metamorphism
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2018.05.018
Abstract: Abstract Gas and water coexist in coal reservoirs. Many scholars have examined the effect of moisture on the gas adsorption property of coal. In this paper, the oxygen-containing functional groups and pore characteristics of five… read more here.
Keywords: moisture; water; inherent moisture; methane adsorption ... See more keywords
Geochemical characterization and methane adsorption capacity of overmature organic-rich Lower Cambrian shales in northeast Guizhou region, southwest China
Sign Up to like & getrecommendations! Published in 2017 at "Marine and Petroleum Geology"
DOI: 10.1016/j.marpetgeo.2017.06.043
Abstract: Abstract The Niutitang Shale (Lower Cambrian) is another set of organic-rich shale in addition to the Lower Silurian Longmaxi Shale in southwest China. In this study, methane adsorption capacities of both whole rock and organic… read more here.
Keywords: methane adsorption; shale; adsorption; adsorption capacity ... See more keywords
A modified BET equation to investigate supercritical methane adsorption mechanisms in shale
Sign Up to like & getrecommendations! Published in 2019 at "Marine and Petroleum Geology"
DOI: 10.1016/j.marpetgeo.2019.04.036
Abstract: Abstract Although the Brunauer-Emmett-Teller (BET) equation is a classic adsorption model for describing the adsorption of gases in adsorbents, it cannot be applied in supercritical conditions because the saturation vapor pressure (p0) in this equation… read more here.
Keywords: modified bet; bet equation; methane adsorption; adsorption ... See more keywords
Comparative analysis of nanopore structure and its effect on methane adsorption capacity of Southern Junggar coalfield coals by gas adsorption and FIB-SEM tomography
Sign Up to like & getrecommendations! Published in 2018 at "Microporous and Mesoporous Materials"
DOI: 10.1016/j.micromeso.2018.06.027
Abstract: Abstract Nano-scale porous structure has a significant influence on methane adsorption in coal seam. This work presents a comparative analysis of different experimental techniques for evaluating pore structure and the relationship between pore surface area… read more here.
Keywords: adsorption; capacity; gas; structure ... See more keywords
Geological controls on methane adsorption capacity of Lower Permian transitional black shales in the Southern North China Basin, Central China: Experimental results and geological implications
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2017.03.017
Abstract: Abstract The goal of this paper is to investigate the geological controls on the methane adsorption capacity of Lower Permian transitional black shales. To this end, a variety of methods, including quantifying organic matter richness,… read more here.
Keywords: methane adsorption; adsorption; adsorption capacity; pressure ... See more keywords
Methane adsorption on shales and application of temperature-related composite models based on dual adsorption modes
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2021.109379
Abstract: Abstract There are some controversies in shale gas about adsorption mechanisms and thermodynamics. This paper studied the adsorption of methane on two shale samples at pressures up to 20 MPa and temperatures in the range of… read more here.
Keywords: models based; methane adsorption; adsorption; adsorption modes ... See more keywords
Comparisons of Methane Adsorption/Desorption, Diffusion Behaviors on Intact Coals and Deformed Coals: Based on Experimental Analysis and Isosteric Heat of Adsorption
Sign Up to like & getrecommendations! Published in 2021 at "Energy & Fuels"
DOI: 10.1021/acs.energyfuels.1c00325
Abstract: Isosteric heat of adsorption is a key parameter to assess the thermodynamic properties in coals for gas adsorption and migration applications. To explore the relationships between isosteric heat of... read more here.
Keywords: isosteric heat; methane adsorption; adsorption; comparisons methane ... See more keywords