Results 11 to 20 of about 559 (139)

Critical Review on the Molecular Behavior of Surfactants at the Oil–Water Interface During Oil Displacement

open access: yesEnergy Science &Engineering, Volume 14, Issue 3, Page 1626-1662, March 2026.
This review systematically explores the molecular behavior of diverse surfactants (anionic, cationic, nonionic, amphoteric) at the oil–water interface through molecular dynamics simulations. It highlights their roles in reducing interfacial tension, altering interfacial structure, and enhancing oil recovery efficiency.
Zhaowei Hou   +10 more
wiley   +1 more source

Evaluating the Efficacy of Low Salinity Waterflood and Electrokinetic Enhanced Oil Recovery in Mitigating Gas Condensate Banking

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 322-334, January 2026.
Left panel: Natural Depletion → sharp pressure decline → condensate bank builds → reduced gas rate. The schematics show the condensate bank around the producer. Middle panel: Low Salinity Water → brine injection → improved pressure support → piston‐like condensate displacement → higher gas rate.
Princewill M. Ikpeka   +1 more
wiley   +1 more source

Saturation Hysteresis During Cyclic Injections of Immiscible Fluids in Porous Media: An Invasion Percolation Study

open access: yesWater Resources Research, Volume 62, Issue 1, January 2026.
Abstract Cyclic injection of immiscible fluids in porous media is a key process in applications such as carbon geosequestration and underground hydrogen storage, where understanding and predicting the residual trapping efficiency are critical. This study develops a modified invasion percolation algorithm incorporating a pore coupling coefficient to ...
Zhongzheng Wang   +5 more
wiley   +1 more source

Hydraulic‐Mechanical Coupling‐Driven In Situ Stress Field Evolution in Injection‐Production Well Patterns With Artificial Fractures

open access: yesGeofluids, Volume 2026, Issue 1, 2026.
Based on the theory of porous media elasticity and the mechanisms of hydraulic‐mechanical coupling, a fully coupled mathematical model for porous media deformation and fluid flow was established, incorporating a square inverted nine‐spot well pattern with artificial fractures. The finite element method was employed for numerical solution, and the model′
Changkun Cheng   +8 more
wiley   +1 more source

Gels for CO2 geo‐storage and conformance control: A systemic review of behavior and performance

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 4, Page 612-637, December 2025.
This review provides a systemic evaluation of potential sealants used in CO2 subsurface storage practices. Critical analyses of how external factors like CO2, pH, brine salinity and hardness, rock mineralogy, pressure, temperature, and injectivity could affect the performance of different sealants are provided. Abstract Carbon capture and storage (CCS)
Funsho Afolabi   +6 more
wiley   +1 more source

Polymer Flooding Dynamics in Enhanced Oil Recovery: A Pore‐Scale Study of the Influence of Shear‐Thinning Rheology on Flow Dynamics and Recovery Efficiency

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 29, August 5, 2025.
This study explores how polymer behavior affects oil recovery in porous rocks. It shows that shear‐thinning polymers become less effective at high flow rates, reducing oil displacement efficiency. The findings highlight the need to optimize polymer injection rates and formulations for better recovery.
Ebuka David   +3 more
wiley   +1 more source

Integrated Simulation and Optimization of Reservoir‐Wellbore‐Surface Systems in Ultrahigh Water Cut Oil Fields

open access: yesEnergy Science &Engineering, Volume 13, Issue 7, Page 3503-3514, July 2025.
ABSTRACT To address the challenges of poor performance and optimization in ultrahigh water cut oil fields, a comprehensive set of integrated simulation technologies tailored for these conditions was developed. The application of these technologies in multiple ultrahigh water cut oil fields was focused on the unique development characteristics of these ...
Hongmin Yu   +10 more
wiley   +1 more source

Hydrophobically Modified Chitosan‐Based Polymers for Enhanced Oil Recovery

open access: yesCleanMat, Volume 2, Issue 2, Page 168-183, June 2025.
Conversion of biowaste (shrimp shells) into high value product for upstream applications. ABSTRACT The upstream petroleum industry significantly contributes to environmental pollution through the use of fossil‐derived chemicals. This study explores the potential of green alternatives by synthesizing and evaluating chitosan‐based polymers for enhanced ...
Alexandra Scerbacova   +2 more
wiley   +1 more source

Pore‐Scale Study of Non‐Clogging Accumulation Effects on Microgel Particle Transport and Multiphase Displacements in Porous Media

open access: yesWater Resources Research, Volume 61, Issue 6, June 2025.
Abstract Particle transport in subsurface porous media under multiphase flow conditions is widely concerned in many practical applications. Previous studies have focused on retention behaviors and interfacial effects, ignoring the unique role of pronounced rheological effect under dilute conditions. Here, we investigate how accumulation effect reshapes
Xukang Lu   +5 more
wiley   +1 more source

Experimental Study on Hysteresis During Cyclic Injection in Hierarchical Porous Media

open access: yesWater Resources Research, Volume 61, Issue 3, March 2025.
Abstract Cycle injection schemes are often encountered in underground hydrogen storage (UHS), and the involved hysteresis directly impacts storage and extraction efficiency. The geological formation generally has hierarchical features containing multiple‐level pore sizes.
Shuo Yang   +5 more
wiley   +1 more source

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