A review on methods of determining onset of asphaltene precipitation

A Soleymanzadeh, M Yousefi, S Kord… - Journal of Petroleum …, 2019 - Springer
Oil industry suffers from flow assurance problems that occur both in upstream and
downstream operations. One of the common flow assurance issues arises from precipitation …

Characterization of crude oils and asphaltenes using the PC-SAFT EoS: A systematic review

N Seitmaganbetov, N Rezaei, A Shafiei - Fuel, 2021 - Elsevier
In this paper, we present a systematic review of the perturbed-chain statistical associating
fluid theory equation of state (PC-SAFT) EoS for thermodynamic modeling with application in …

Modeling of asphaltene onset precipitation conditions with cubic plus association (CPA) and perturbed chain statistical associating fluid theory (PC-SAFT) equations of …

A Arya, X Liang, N Von Solms, GM Kontogeorgis - Energy & Fuels, 2016 - ACS Publications
Asphaltene precipitation has been one of the major problems in the oil industry, and its
modeling is still believed to be a quite complex issue due to the different characteristics of …

Review of asphaltene deposition modeling in oil and gas production

A Al-Hosani, S Ravichandran, N Daraboina - Energy & Fuels, 2020 - ACS Publications
Asphaltene precipitation and deposition in the reservoir, near-wellbore region, and pipelines
is one of the critical problems in flow assurance. It can cause a blockage of pore throats and …

Simulation of multiphase behavior in supercritical CO2–heavy oil–water sludge extraction systems using Cubic-Plus-Association Equation of State

W Jia, S Song, C Li, X Wu, F Yang, Y Zhang… - The Journal of …, 2023 - Elsevier
A new methodology was proposed for predicting the multiphase behavior of a supercritical
CO 2–heavy oil–water–solvent system during supercritical CO 2 extraction. The cubic-plus …

Experimental Measurement and Thermodynamic Modeling of Vapor–Liquid Equilibrium Data of C1/Bitumen, CO2/Bitumen, C1/CO2/Bitumen, C1/Diluent/Bitumen, and C1/CO …

S Bamzad, M Abdi, M BinDahbag… - Industrial & …, 2023 - ACS Publications
Solvent-assisted heavy oil recovery methods have gained significance in recent years. The
injected solvents can be of hydrocarbon and non-hydrocarbon chemicals or a mixture of …

Rethinking the modeling approach for asphaltene precipitation using the PC-SAFT Equation of State

M Tavakkoli, A Chen, FM Vargas - Fluid Phase Equilibria, 2016 - Elsevier
Abstract The Perturbed Chain version of the Statistical Associating Fluid Theory Equation of
State (PC-SAFT EoS) has been successfully applied to the modeling of the phase behavior …

Accurate modeling of asphaltene onset pressure in crude oils under gas injection using Peng–Robinson equation of state

MIL Abutaqiya, CJ Sisco, Y Khemka, MA Safa… - Energy & …, 2020 - ACS Publications
Asphaltene precipitation is considered a precursor of the plugging of oil wells and
subsurface equipment and is a topic of continuous interest among companies and academic …

Evaluation of different thermodynamic models in predicting asphaltene precipitation: A comparative study

A Daryasafar, M Masoudi, S Kord, M Madani - Fluid Phase Equilibria, 2020 - Elsevier
One of the major issues in the oil industry is asphaltene precipitation. Modeling asphaltene
precipitation is still considered as a complex problem due to various characteristics of …

An Investigation of the effect of asphaltene polydispersity on asphaltene precipitation and deposition tendencies

AT Khaleel, CJ Sisco, M Tavakkoli, FM Vargas - Energy & Fuels, 2022 - ACS Publications
It is well-known that asphaltenes are a polydisperse fraction present in crude oil with a broad
distribution of sizes and molecular characteristics. However, in practice, asphaltenes are …