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Interfacial tension

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Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206220-MS
...Abstract Abstract Complex surfactant formulations have been applied to induce ultra-low interfacial tension (IFT) (e.g., 10 −3 mN/m) between the displacing water phase and the displaced oil phase in chemical enhanced oil recovery (CEOR), where the residual oil after waterflooding can...
Journal Articles
J Can Pet Technol 17 (01).
Paper Number: PETSOC-78-01-05
Published: 01 January 1978
...V.K. Bansal; K.S. Chan; R. McCallough; D.O. Shah From electrophoretic mobility arid interfacial tension measurements of crude oil/caustic systems, it was found that the minimum in the interfacial tension corresponds to the maximum electrophoretic mobility. The minimum in the interfacial tension...
Journal Articles
Journal: SPE Journal
SPE J. (2022)
Paper Number: SPE-208607-PA
Published: 07 January 2022
...) solution. Dynamic light scattering, scanning electron microscopy (SEM), and transmission electron microscopy (TEM) were used to characterize the size distribution and morphology of α-ZrP nanosheets. Interfacial tension (IFT) and contact angle measurement were conducted by different concentrations of α-ZrP...
Journal Articles
Journal: SPE Journal
SPE J. 26 (06): 3681–3693.
Paper Number: SPE-206721-PA
Published: 15 December 2021
...I. W. R. Saputra; D. S. Schechter Summary Oil/water interfacial tension (IFT) is an important parameter in petroleum engineering, especially for enhanced-oil-recovery (EOR) techniques. Surfactant and low-salinity EOR target IFT reduction to improve oil recovery. IFT values can be determined...
Proceedings Papers

Paper presented at the SPE Middle East Oil & Gas Show and Conference, November 28–December 1, 2021
Paper Number: SPE-204651-MS
...Abstract Abstract The objective of this paper is to investigate the effects of interfacial tension dependent relative permeability (Kr_IFT) on oil displacement and recovery under different gas injection compositions utilizing a compositional simulation model. Oil production under miscible gas...
Proceedings Papers

Paper presented at the SPE Middle East Oil & Gas Show and Conference, November 28–December 1, 2021
Paper Number: SPE-204615-MS
...Abstract Abstract Current reservoir simulators use interfacial tension (IFT) values derived from dead oil measurements at ambient conditions or predicted from literature correlations. IFT is highly dependent on temperature, pressure and fluid composition. Therefore, knowledge of the IFT value...
Journal Articles
Journal: SPE Journal
SPE J. (2021)
Paper Number: SPE-208572-PA
Published: 10 December 2021
...Yingnan Wang; Nadia Shardt; Janet A. W. Elliott; Zhehui Jin Summary Gas-alkane interfacial tension (IFT) is an important parameter in the enhanced oil recovery (EOR) process. Thus, it is imperative to obtain an accurate gas-alkane mixture IFT for both chemical and petroleum engineering applications...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206432-MS
... contribution to the detachment of oil film and the maximum of ultimate oil film displacement efficiency is only approximately 10%; (2) surfactant flooding has a synergistic effect on the oil film displacement on two aspects of interfacial tension (ITF) reduction and emulsifying capacity. Giving the most...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206480-MS
...Abstract Abstract Interfacial tension (IFT) is one of the key parameters governing multiphase flow in reservoir. One of standard IFT measurement techniques is pendant drop shape analysis, which includes an acquisition of the drop snapshots in visible light. Hence, the method is limited...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205749-MS
... of remaining oil can be predicted by a dimensionless parameter called capillary number. The interfacial tension and injection flow rate strongly affect the capillary number. Unfortunately, the interrelationship between capillary number, interfacial tension, injection flow rate, and the temperature has been...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206242-MS
.... (2020b) . Interfacial Tension (IFT) Evaluations: were performed between different EOR fluids and high/low TAN oil in order to investigate the effect. IFT was measured using a spinning drop tensiometer (SDT) manufactured by Krüss GmbH. All measurements were conducted at reservoir temperature (60°C...
Proceedings Papers

Paper presented at the SPE Trinidad and Tobago Section Energy Resources Conference, June 28–30, 2021
Paper Number: SPE-200902-MS
... of time. Abstract Surfactant flooding has long been considered a reliable solution for enhanced oil recovery, either by reducing oil-water interfacial tension (IFT) or through wettability alteration. This paper reveals the effect that reduced IFT has on capillary trapping in heterogeneous reservoirs...
Journal Articles
Journal: SPE Journal
SPE J. 26 (03): 1278–1289.
Paper Number: SPE-204459-PA
Published: 16 June 2021
...Weipeng Yang; Chenliang Fu; Yujing Du; Ke Xu; Matthew T. Balhoff; Javen Weston; Jun Lu Summary Surfactant flooding is an effective enhanced oil recovery method in which the oil/water interfacial tension (IFT) is reduced to ultralow values (<0.01 mN/m). The microscopic fluid-fluid displacement...
Journal Articles
SPE Res Eval & Eng 24 (01): 37–44.
Paper Number: SPE-204460-PA
Published: 10 February 2021
...Nur Asyraf Md Akhir; Afif Izwan Hamid; Ismail Mohd Saaid; Ahmad Kamal Idris; Nik Nor Nik Norizam; Nik Kamarulzaman Yusof Summary The performance of a low-cost and biodegradable dual-function chemical was evaluated based on its attainment in reducing the interfacial tension (IFT) and surfactant...
Proceedings Papers

Paper presented at the SPE Europec, December 1–3, 2020
Paper Number: SPE-200591-MS
..., is directly related to the wetting state of the system and interfacial tension (IFT) between fluids ( Al‐ Menhali at al. 2015 ). Hence, measuring both parameters (wettability and IFT) helps to determine the relative wettability change when chemicals are used. The role of IFT in wettability evaluations...
Proceedings Papers

Paper presented at the SPE Europec, December 1–3, 2020
Paper Number: SPE-200643-MS
... and results were compared at ~180 min of observation. Amott-Harvey experiments enabled investigating wettability alteration considering effects of crude-oil composition and core mineralogy (~5 and ~10% clay content). Interfacial tension reduction was observed for both nanofluids. The blend yielded slightly...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202231-MS
... between gravity and surface force ( Arashiro and Demarquette, 1999 ). Mathematically, Young-Laplace equation ( Eq. 1 ) and gravitational forces ( Eq. 2 ) were combining to drive the interfacial tension equation ( Eq. 3 ) (1) Δ P p = γ ( 1 R 1 + 1 R 2...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 9–12, 2020
Paper Number: SPE-202937-MS
... interfacial tension (IFT) by a low surfactant concentration (0.2wt%) under high salinity condition. And its oil stripping and displacement mechanism and efficiency under ultra-low IFT condition were investigated. A novel anionic–nonionic surfactant with a low concentration of 0.2 wt% was used to prepare...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, November 2–6, 2020
Paper Number: OTC-30127-MS
...Abstract Abstract The performance of a low-cost and biodegradable dual-function chemical was evaluated based on its attainment in reducing the interfacial tension and surfactant adsorption in the synthetic seawater at the temperature of more than 90°C. The phase behaviour, interfacial tension...
Proceedings Papers

Paper presented at the Offshore Technology Conference Brasil, October 29–31, 2019
Paper Number: OTC-29769-MS
... Interfacial tension (IFT) between oil and brine plays a key role in determining the capillary forces in the porous medium. When studying Enhanced Oil Recovery (EOR) methods, it is of great relevance to characterize the IFT. In the case of Pre-Salt reservoirs, CO 2 and water alternated...

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