Experimental Investigation of the effect ions concentration, aging temperature and pH on Wettability alteration Process in Carbonate Rocks by Contact Angle Measurement [PDF]
Naturally fractured carbonate reservoirs have very low oil recovery efficiency owing to their wettability and tightness of matrix. Recovery efficiency can be considerably improved by changing reservoir rock wettability from oil-wetting to water-wetting ...
Saeb Ahmadi +4 more
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Surfactant-Induced Wettability Alteration
Contact of surfactant solution onto rock surface has an important impact on the wettability alteration of the rock. This phenomenon has widely received attention of researchers on the field of EOR (enhanced oil recovery), at which surfactant solution basically has been used as the main injection fluid. However, there has not yet come up with conclusive
openaire +1 more source
Numerical study of low salinity water flooding for enhancing oil recovery in sandstone reservoirs by coupling fluid flow equations with geochemical reactions of ion exchange and calcite dissolution [PDF]
Low salinity water (LSW) flooding is one of the emerging EOR methods which has recently attracted lots of attention. Wettability alteration from oil-wet to water-wet triggered by ion exchange between low salinity water and rock surface is one of the ...
Serveh Naderi, Mohammad Simjoo
doaj +1 more source
The reservoir rock ismade up of differentminerals which contribute to the overall formation wettability. These minerals in their natural state differ in chemistry and structure, and thus behave differently in an environment of varying composition and ...
Isah Mohammed +6 more
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Molecular dynamics simulation of surfactant induced wettability alteration of shale reservoirs
Shale oil has recently received considerable attention as a promising energy source due to its substantial reserves. However, the recovery of shale oil presents numerous challenges due to the low-porosity and low-permeability characteristics of shale ...
Debin Kong +5 more
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The Role of Wettability Alteration in Subsurface CO2 Storage: Modeling and Numerical Analysis [PDF]
This dissertation is aimed to provide mathematical frameworks to assess the large-scale deployment of CO2 in a subsurface formation, where the formation wettability is assumed to be altering through exposure time to the wettability-altering agent ...
Kassa, Abay Molla
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A review of chemical methods for wettability alteration in reservoir rocks
One of the recent important challenges at the forefront of science revolves around the manipulation of surface wettability, i.e., the water affinity to a given surface.
Seyednooroldin Hosseini +2 more
doaj +1 more source
Nowadays, nanotechnology has become a very attractive subject in Enhanced Oil Recovery (EOR) researches. In the current study, a carbonate system has been selected and first the effects of nanoparticles on the rock and fluid properties have been ...
Sepehri Mehrdad +3 more
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Enhancing Wettability in Carbonate Reservoirs for Efficient Oil Recovery: Unraveling the Molecular Mechanisms through Simulation-Based Investigations [PDF]
Retaining entrapped oil in carbonate reservoirs is a critical challenge in the oil industry. However, the mechanisms governing wettability alteration for Enhanced Oil Recovery (EOR) on carbonate surfaces remain poorly understood.
Ehsan Alipanahi +3 more
doaj +1 more source
Analysis of fluid flow in naturally fractured reservoirs (NFRs), as a highly heterogeneous and complex system, requires a detailed study of the fracture-matrix interactions.
Marzhan Karimova +3 more
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