[HTML][HTML] Advances in enhanced oil recovery technologies for low permeability reservoirs

WL Kang, BB Zhou, M Issakhov, M Gabdullin - Petroleum Science, 2022‏ - Elsevier
Low permeability oil and gas resources are rich and have great potential all over the world,
which has gradually become the main goal of oil and gas development. However, after …

Properties, preparation, stability of nanoemulsions, their improving oil recovery mechanisms, and challenges for oil field applications—A critical review

X Hou, JJ Sheng - Geoenergy Science and Engineering, 2023‏ - Elsevier
With the development of the oil industry, improving oil recovery (IOR) technology is
becoming more and more important, and an excellent working fluid is a key to IOR. Among …

Experimental study on characteristics of water imbibition and ion diffusion in shale reservoirs

L Yang, H Wang, H Xu, D Guo, M Li - Geoenergy Science and Engineering, 2023‏ - Elsevier
During the soaking process of shale gas reservoirs, due to the imbibition of fracturing fluid
and the dissolution of solid substances in the reservoir, the flowback rate is low, and the …

Experimental study of adsorption/desorption and enhanced recovery of shale oil and gas by zwitterionic surfactants

S Huang, G Jiang, C Guo, Q Feng, J Yang… - Chemical Engineering …, 2024‏ - Elsevier
Shale reservoirs have the characteristics of low permeability and low porosity. In order to
enhance the recovery of shale oil and gas, surfactant flooding is a mature reservoir oil …

Relative contribution of wettability Alteration and interfacial tension reduction in EOR: A critical review

X Deng, Z Tariq, M Murtaza, S Patil, M Mahmoud… - Journal of Molecular …, 2021‏ - Elsevier
Interfacial tension (IFT) reduction and wettability alteration (WA) are important enhanced oil
recovery (EOR) mechanisms that help displace residual oil from the reservoir. Many studies …

Molecular dynamics simulations of two-phase flow of n-alkanes with water in quartz nanopores

J Xu, S Zhan, W Wang, Y Su, H Wang - Chemical Engineering Journal, 2022‏ - Elsevier
Nanopore networks comprising shale reservoirs exhibit special behaviors in two-phase flow.
We use molecular dynamics simulations (MD) to explore the single n-alkanes (nC3-nC10) …

Wettability effects on phase behavior and interfacial tension in shale nanopores

D Feng, S Bakhshian, K Wu, Z Song, B Ren, J Li… - Fuel, 2021‏ - Elsevier
Nanoconfinement effects lead to the anomalous phase behavior of hydrocarbons in
nanopores. Besides the capillary pressure, the critical properties' shift and curvature …

Mechanisms of fracturing fluid spontaneous imbibition behavior in shale reservoir: A review

Y Hu, C Zhao, J Zhao, Q Wang, J Zhao, D Gao… - Journal of Natural Gas …, 2020‏ - Elsevier
Spontaneous imbibition behavior gained popularity several decades ago which led to
widely exploited application in fractured reservoirs. Recently the imbibition behavior of …

Shale core wettability alteration, foam and emulsion stabilization by surfactant: Impact of surfactant concentration, rock surface roughness and nanoparticles

OA Okunade, N Yekeen, E Padmanabhan… - Journal of Petroleum …, 2021‏ - Elsevier
Hexadecyltrimethyl ammonium bromide (HCTAB) and sodium dodecyl sulfate (SDS) are
popular conventional surfactants with versatile industrial and oilfield applications …

Suppression of anthracite dust by a composite of oppositely-charged ionic surfactants with ultra-high surface activity: Theoretical calculation and experiments

X Bai, G Yan, S Kong, J Yao, P Wen, G Li, J Li, J Zhang - Fuel, 2023‏ - Elsevier
In this study, we developed composite anionic–cationic (AC) surfactants with ultra-high
surface activity using sodium alpha olefin sulfonate and octadecyltrimethylammonium …