Prediction of asphaltene precipitation during CO 2 injection
Petroleum Exploration and Development, 2010 Aimed at the possible phenomenon of asphaltene precipitation during CO2 injection, the equation of state established by Anderko was introduced to describe the phase behavior of precipitated asphaltene because of its strong polarity.
Shen Pingping
exaly +4 more sources
Impact of Asphaltene Precipitation and Deposition on Wettability and Permeability. [PDF]
ACS Omega, 2021 Asphaltene precipitation and deposition have been a formation damage problem for decades, with the most devastating effects being wettability alteration and permeability impairment. To this effect, a critical look into the laboratory studies and models developed to quantify/predict permeability and wettability alterations are reviewed, stating their ...
Mohammed I +6 more
europepmc +5 more sources
Modelling the effect of the inhibitors on asphaltene precipitation using Flory–Huggins theory [PDF]
Scientific Reports, 2022 Due to the technical, environmental and economic problems caused by asphaltene precipitation, such as oil production reduction, well shut-ins and the necessity of EOR usage, the prediction of asphaltene precipitation seems to be vital.
Farzaneh Eskini +2 more
doaj +2 more sources
Predicting asphaltene precipitation during natural depletion of oil reservoirs by integrating SARA fractions with advanced intelligent models [PDF]
Scientific ReportsAsphaltene precipitation during natural depletion can lead to substantial issues in oil transport and production systems, requiring close assessment of crude oil stability through thermodynamic and structural factors.
Behnam Amiri-Ramsheh +3 more
doaj +2 more sources
Mechanistic understanding of asphaltene precipitation and oil recovery enhancement using SiO2 and CaCO3 nano-inhibitors [PDF]
Scientific ReportsAsphaltene precipitation in oil reservoirs, well equipment, and pipelines reduces production, causing pore blockage, wettability changes, and decreased efficiency.
Ali Shadervan +4 more
doaj +2 more sources
An innovative technique and laboratory protocol for CO2 storage in water disposal wells and monitoring asphaltene deposition [PDF]
Scientific ReportsInjecting CO2 into water-disposal wells is a promising strategy for geological carbon storage. However, this process can destabilize asphaltenes in residual oil blobs—primarily of the emulsified type – trapped within trapped in the porous rock, leading ...
Ehsan Jafarbeigi, Shahab Ayatollahi
doaj +2 more sources
A Solution Model for Predicting Asphaltene Precipitation [PDF]
Iranian Journal of Chemistry & Chemical Engineering, 2014 Formation of asphaltene deposition during oil production, processing and synthesis is known as a fundamental problem of petroleum reservoir worldwide. Asphaltene is a petroleum fraction that can lead to increasing the operating costs in these industries.
Mohammad Yazdizadeh +2 more
doaj +2 more sources
An Investigation of the Asphaltene Effect on Wax Precipitation of Iran Asmari Reservoir Dead Crude Oil [PDF]
Iranian Journal of Chemistry & Chemical Engineering, 2023 Wax and asphaltene precipitations cause many problems and high costs in the petroleum industry; therefore, the significance of studying these depositions' behavior is considerable.
Elnaz Khodapanh +2 more
doaj +1 more source
Investigation of Asphaltene Precipitation Using Response Surface Methodology Combined with Artificial Neural Network [PDF]
Journal of Chemical and Petroleum Engineering, 2019 The precipitation of asphaltene, one of the components of oil, in reservoirs, transfer lines, and equipment causes many problems. Accordingly, researchers are prompted to determine the factors affecting asphaltene precipitation and methods of avoiding ...
Zeinab Hosseini-dastgerdi +1 more
doaj +3 more sources
Journal of EngineeringAsphaltenes' solubility in crude oils is frequently affected by temperature, pressure, and oil composition changes. This could lead to the precipitation and deposition of asphaltene in various parts of the total production system, which would cause a ...
Ali A. Ali, Ghassan H. Abdul-Majeed
doaj +2 more sources