Results 91 to 100 of about 1,919 (208)

The Effects of Asphaltene Precipitation and Deposition Control Parameters on Reservoir Performance: A Numerical Approach [PDF]

, 2011
Asphaltene precipitation and deposition problems are one of the severe problems which some reservoirs may face with them during their production life. Asphaltene deposition can affect on reservoir performance such as porosity and permeability reduction ...
Birol Demiral, Ahmad Khanifar, Nasir Darman   +2 more
core   +1 more source

Correlation between Asphaltene Stability in n-Heptane and Crude Oil Composition Revealed with Chemical Imaging

Adsorption Science & Technology, 2014
Five crude oil samples with different physical properties have been studied with respect to asphaltene stability. The attenuated total reflection-Fourier transform infrared (ATR-FTIR) spectroscopic imaging approach of n-heptane-induced precipitation has ...
Anton A. Gabrienko, Velu Subramani, Oleg N. Martyanov, Sergei G. Kazarian   +3 more
doaj   +1 more source

Prediction of asphaltene precipitation using support vector regression tuned with genetic algorithms

Petroleum, 2016
Due to the severe and costly problems caused by asphaltene precipitation in petroleum industry, developing a quick and accurate model, to predict the asphaltene precipitation under different conditions, seems crucial.
Mohammad Ghorbani, Ghasem Zargar, Hooshang Jazayeri-Rad   +2 more
doaj   +1 more source

Mitigating Asphaltene Deposition in CO₂ Flooding with Carbon Quantum Dots

Energies
Carbon capture, utilization, and storage (CCUS) technology has emerged as a pivotal measure in mitigating global climate change. Notably, CO2-EOR is esteemed for its dual function of sequestering CO2 and enhancing oil recovery.
Qi Liu, Yangwen Zhu, Hang Ye, Haiying Liao, Quanqi Dai, Michelle Tiong, Chenggang Xian, Dan Luo   +7 more
doaj   +1 more source

COMPARISON BETWEEN ASPHALTENES (SUB)FRACTIONS EXTRACTED FROM TWO DIFFERENT ASPHALTIC RESIDUES: CHEMICAL CHARACTERIZATION AND PHASE BEHAVIOR

Química Nova, 2016
Asphaltenes are blamed for various problems in the petroleum industry, especially formation of solid deposits and stabilization of water-in-oil emulsions.
Silas R. Ferreira, Fabio R. Barreira, Luciana S. Spinelli, Katia Z. Leal, Peter Seidl, Elizabete F. Lucas   +5 more
doaj   +1 more source

Quantification of Methane-Induced Asphaltene Precipitation in a Multiple Contact Process. [PDF]

ACS Omega, 2022
Zhang H, Liu Y, Han P, Wang S, Yan H, Guo P, Zhang J, Bai Z, Wang Z, Hukuang H, Li X.   +10 more
europepmc   +1 more source

ASFALTENOS, UN DAÑO SEVERO EN YACIMIENTOS ALTAMENTE SUBSATURADOS DE ACEITE VOLÁTIL

Revista Fuentes El Reventón Energético, 2011
Aphaltene organic precipitation and deposition is known as a severe problem at reservoir level, especially in high sub-saturated reservoirs, due to the asphaltic deposition is extended beyond wellbore.
Andrés Camilo Rincón Chavez, Laura Tatiana Cabrales Campo, Zuly Himelda Calderón Carrillo   +2 more
doaj  

Effect of Temperature on Asphaltene Precipitation in Crude Oils from Xinjiang Oilfield. [PDF]

ACS Omega, 2022
Li M, Tian Y, Wang C, Jiang C, Yang C, Zhang L.   +5 more
europepmc   +1 more source

Modeling of Asphaltene Precipitation and Deposition [PDF]

, 2017
The tendency of Asphaltene to deposit and block tubing can potentially lead to production loss and significant cost of remediation. Unlike other deposits, the deposition behavior of Asphaltene is still not fully understood and is hindered by asphaltene ...
Al Hammadi, Ali AbdulKareem
core  

Review of microscale dynamics of dilution-induced asphaltene precipitation under controlled mixing conditions [PDF]

, 2022
As the most complex and heaviest component in bitumen, asphaltene precipitation induced by solvent dilution is important in oil sands extraction to remove solids and water from bitumen froth through dilution by paraffinic solvents.
Meng, Jia, Sontti, Somasekhara Goud, Zhang, Xuehua   +2 more
core   +1 more source