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Adsorption

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Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 22–25, 2022
Paper Number: OTC-31615-MS
... Table 1 Total Organic Carbon content (TOC) % of samples Samples EF 2 EF 3 EF C TOC (wt. %) 9.67 13.9 15.4 Gravimetric adsorption-desorption isotherms measurements The high-pressure adsorption isotherm experiments were conducted on the gravimetric adsorption...
Journal Articles
Journal: SPE Journal
SPE J. 26 (01): 435–447.
Paper Number: SPE-201475-PA
Published: 10 February 2021
...Xianggang Duan; Zhiming Hu; Changhong Cai; Wuguang Li; Jin Chang; Rui Shen; Cao Qian Summary A high‐pressure isothermal adsorption curve is the basis of calculating the amount of gas adsorbed in a shale reservoir. Although shale gas adsorption measurements report an excess adsorption amount...
Proceedings Papers

Paper presented at the Carbon Management Technology Conference, July 15–18, 2019
Paper Number: CMTC-558494-MS
... explains the main mechanism of adsorption, which is the main force by which CO 2 can be stored in shale reservoirs, and then performs an experimental study to investigate the factors impacting CO 2 adsorption using the volumetric adsorption method. The review will cover the main definition of adsorption...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174603-MS
... Abstract In this paper, we present a new route to mitigate surfactant retention in chemical EOR projects. Surfactants retention, either through adsorption on reservoir rocks or phase trapping, is one of the main constraints to achieve high performance and economical chemical EOR. Specific...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 2003
Paper Number: SPE-84340-MS
... processes and be used to enhance coal bed methane recovery (CO 2 -ECBM). For this purpose, the storage capacity of coal is an important economical parameter. An experimental set-up has been developed to determine the rate of adsorption of gases such as carbon dioxide and methane in coal. Sorption kinetic...
Journal Articles
Journal: SPE Journal
SPE J. 8 (03): 236–251.
Paper Number: SPE-78146-PA
Published: 01 September 2003
...C. R. Clarkson Summary A new multicomponent adsorption model is proposed for application to coal gas adsorption systems. The model is derived by combining the vacancy solution and Dubinin-Polanyi theories. Applications of the new adsorption model include the modeling of multicomponent adsorption...
Proceedings Papers

Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3751870
... The detailed study of competitive adsorption of methane (CH 4 ) and carbon dioxide (CO 2 ) is essential for enhanced gas recovery and carbon dioxide sequestration operations. In this study, the adsorption of methane and carbon dioxide isotherms was measured at 25oC, 45oC, and 65oC at pressure up...
Proceedings Papers

Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3740435
... Understanding and modeling the effect of gas adsorption on elastic responses of organic-rich shale is of critical importance for total gas-in-place estimation, pore pressure prediction and sweet spot identification of unconventional plays. Under the framework of poroelasticity considering...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the ADIPEC, October 31–November 3, 2022
Paper Number: SPE-211434-MS
... In this study, a new strategy is proposed to minimize the adsorption of GS12 on a Saudi carbonate outcrop using glutamic acid diacetate (GLDA) as a chelating agent. Moreover, effects of impurities in the outcrop as well as injected water salinity on surfactant adsorption are investigated. Also...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the ADIPEC, October 31–November 3, 2022
Paper Number: SPE-211470-MS
... temperature (> 85 °C), and high salinity (>100,000 ppm). One of the many advantages of smart water technology is maintaining the viscosity of polymers for water-based Enhanced Oil Recovery (EOR) techniques. This research focuses on the effect of water softening on the performance and adsorption...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the ADIPEC, October 31–November 3, 2022
Paper Number: SPE-211827-MS
... An in-house cationic Gemini surfactant (GS12) has been used in this study ( Hussain et al., 2019 ). The employed surfactant has a very low CMC ~15 ppm, is compatible with high temperature and high salinity (HTHS) conditions, and does not show precipitation. Static adsorption tests of GS12 were...
Proceedings Papers

Paper presented at the ADIPEC, October 31–November 3, 2022
Paper Number: SPE-210981-MS
... Abstract The adsorption capacity of shale is commonly measured in the laboratory under low pressures. At low pressures, the excess adsorption capacity is approximately equal to the absolute adsorption capacity. Under high pressure, however, the excess adsorption is far less than the absolute...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-209964-MS
...-up water recipes were used with salinity ranging from 400 to 167,000 ppm. Further, static and dynamic adsorption studies were conducted at ambient temperature (25 °C) to investigate polymer performance and polymer-rock interactions. The water recipes with salinity less than 10,000 ppm showed better...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210189-MS
... deformation and strain-induced changes in gas sorption capacities are all conducive to both outcomes. structural geology fluid dynamics upstream oil & gas steam-assisted gravity drainage subsurface storage flow in porous media reservoir geomechanics deformation complex reservoir adsorption...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210264-MS
... adsorption capacity and storage mechanisms. Shale-gas reservoirs are good candidates for this application. However, the interactions of CO 2 and organic content still need further investigation. The objectives of this paper are to (i) experimentally investigate the effect of pressure and temperature...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210275-MS
.... Iron sulfide scale inhibition was studied through dynamic inhibition adsorption experiments. In contrast to conventional experiments, for scale inhibition and adsorption of chelating agents (static bottle, dynamic filter tube tests) and simulation studies, a novel experimental setup (coreflooding...
Journal Articles
SPE Res Eval & Eng 25 (03): 397–413.
Paper Number: SPE-207912-PA
Published: 11 August 2022
...Ilyas Khurshid; Emad W. Al-Shalabi; Imran Afgan Summary Several laboratory experiments demonstrated that the use of sodium hydroxide could increase the solution pH and reduce the adsorption of anionic surfactants. However, a better understanding of rock-oil-brine interactions and their effect...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 1–3, 2022
Paper Number: SPE-212006-MS
.../L NaOH treated and 0.5 mol/L NaOH treated mango peels. Samples were treated with individual batches of adsorbent for up to six hours. Treated samples were analysed with AAS. The adsorption capacity, as well as the removal efficiency, were also determined. Adsorption was assessed using the Langmuir...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 1–3, 2022
Paper Number: SPE-211905-MS
... Abstract Enzyme can reduce interfacial tension between oil and water thereby mobilising more oil than would originally be produced but its adsorption on the porous rock surfaces reduces its efficiency. This study presents experimental investigation of dynamic adsorption of enzyme on sand...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0336
... ABSTRACT: The use of molecular simulation to quantify gas adsorption and diffusion is needed to study the CO2 Enhanced Oil Recovery (EOR) efficiency. Favoring CO2-Oil interaction over CO2-Rock interaction depends on the strength of the interaction bond between CO2 and nanopores surface...

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