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 …

Distributed properties of asphaltene nanoaggregates in crude oils: A review

MR Gray, HW Yarranton, ML Chacon-Patino… - Energy & …, 2021 - ACS Publications
The molecules in petroleum asphaltenes follow a molecular structure continuum similar to
the rest of the oil but differ in the formation of nanoaggregates in solution. The nature of the …

Thermodynamic modelling of asphaltene precipitation and related phenomena

E Forte, SE Taylor - Advances in colloid and interface science, 2015 - Elsevier
Asphaltenes are considered to be the heaviest and most polar fractions of crude oils and are
frequently implicated in problems encountered during production and refining as a result of …

Advances in the Flory–Huggins–Zuo equation of state for asphaltene gradients and formation evaluation

JY Zuo, OC Mullins, D Freed, H Elshahawi… - Energy & …, 2013 - ACS Publications
Recent advances in the understanding of the molecular and colloidal structure of
asphaltenes in crude oils are codified in the Yen–Mullins model of asphaltenes. The Yen …

Revisiting the PC-SAFT characterization procedure for an improved asphaltene precipitation prediction

S Punnapala, FM Vargas - Fuel, 2013 - Elsevier
Asphaltene precipitation and subsequent deposition are responsible for one of the major
flow assurance concerns in the oil industry. Recent experimental evidence found on the …

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 …

SAFT model for upstream asphaltene applications

SR Panuganti, M Tavakkoli, FM Vargas… - Fluid Phase …, 2013 - Elsevier
The increasing incidence of flow assurance problems caused by asphaltene deposition
during oil production has motivated the development of numerous theoretical models and …

Understanding the polydisperse behavior of asphaltenes during precipitation

M Tavakkoli, SR Panuganti, V Taghikhani, MR Pishvaie… - Fuel, 2014 - Elsevier
Asphaltenes are a polydisperse fraction of the crude oil, the phase behavior of which is
significantly affected by the changes in pressure, temperature and composition. The focus of …

Comparison of cubic-plus-association and perturbed-chain statistical associating fluid theory methods for modeling asphaltene phase behavior and pressure–volume …

AA AlHammadi, FM Vargas, WG Chapman - Energy & fuels, 2015 - ACS Publications
The tendency of asphaltene, the heaviest and most polarizable component of crude oil, to
deposit and block wellbores and pipelines can potentially lead to production loss and …

Asphaltene deposition in different depositing environments: Part 2. Real oil

M Tavakkoli, SR Panuganti, V Taghikhani… - Energy & …, 2014 - ACS Publications
This paper is a continuation of our previous paper (part 1; 10.1021/ef401857t), which
discussed the roles of different phenomena effecting the deposition of asphaltene from …