Results 31 to 40 of about 636 (179)

Analysis of formation damage and fracture choking in hydraulically induced fractured reservoirs due to asphaltene deposition

Journal of Petroleum Exploration and Production Technology, 2020
Hydraulically induced fractures provide a significant fraction of oil supply to the world from unconventional reservoirs due to their high permeability.
Ilyas Khurshid, Emad Walid AlShalabi, Hazim Al-Attar, Ahmed Khalifa AL-Neaimi   +3 more
doaj   +1 more source

Asphaltene Precipitation Modeling of Sadi Formation in Halfaya Iraqi Oil Field

Journal of Engineering, 2019
Asphaltene is a component class that may precipitate from petroleum as a highly viscous and sticky material that is likely to cause deposition problems in a reservoir, in production well, transportation, and in process plants.
Ali Anwar Ali, Mohammed S. Al-Jawad, Abdullah A. Ali   +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

Lean HC gas injection pilots analysis and IPR back calculation to examine the impact of asphaltene deposition on flow performance

Petroleum Research, 2019
Gas injection is one of the most economical and effective approach to improve oil recovery. However, outcome of such approach is contingent to reservoir heterogeneities impacting gas override and fingering. Furthermore, injected fluid composition and its
Fahad I. Syed, Mohamed Boukhatem, Ahmed A. Al Kiyoumi   +2 more
doaj   +1 more source

Prediction of Bubble Point Pressure & Asphaltene Onset Pressure During CO2 Injection Using ANN & ANFIS Models [PDF]

Journal of Petroleum Science and Technology, 2011
Although CO2 injection is one of the most common methods in enhanced oil recovery, it could alter fluid properties of oil and cause some problems such as asphaltene precipitation.
Ehsan Khamehchi, Reza Behvandi, fariborz rashidi   +2 more
doaj   +1 more source

Asphaltene Precipitation Investigation Using a Screening Techniques for Crude Oil Sample from the Nahr-Umr Formation/Halfaya Oil Field

Iraqi Journal of Chemical and Petroleum Engineering, 2023
Many oil and gas processes, including oil recovery, oil transportation, and petroleum processing, are negatively impacted by the precipitation and deposition of asphaltene. Screening methods for determining the stability of asphaltenes in crude oil have
Moammed A. Ahmed, Ghassan H. Abdul-Majeed, Ali K. Alhuraishawy   +2 more
doaj   +1 more source

Synthesis and characterization of a highly hydrophilic nanocomposite for wettability alteration, water/oil interfacial tension reduction, and enhanced oil recovery

The Canadian Journal of Chemical Engineering, EarlyView.
Mechanism of wettability alteration, interfacial tension reduction, and oil recovery by novel nanocomposite. Abstract The development of stable nanofluids (NFs) for enhanced oil recovery (EOR) relies on optimizing interactions between reservoir rocks and fluids.
Ehsan Jafarbeigi, Ehsan Kamari, Amir H. Mohammadi   +2 more
wiley   +1 more source

In‐situ asphaltene capture with iron oxide nanoparticles in steam‐assisted gravity drainage (SAGD) for improved recovery and partial upgrading of bitumen

The Canadian Journal of Chemical Engineering, EarlyView.
Key improvements obtained by incorporating nanoparticles into a lab‐scale SAGD process configuration. The bar plots show enhanced oil recovery, reduced viscosity, and increased asphaltene adsorption in nanoparticle‐assisted scenarios compared with conventional SAGD.
Luis Prada, Saleh S. Baakeem, Mabkhot BinDahbag, M. Daniela Contreras‐Mateus, Jesus Botett, Afif Hethnawi, Nashaat N. Nassar   +6 more
wiley   +1 more source

An Investigation of Asphaltene Deposition Mechanisms During Natural Depletion Process by a Two Phase Modeling Using Genetic Algorithm Technique [PDF]

Journal of Petroleum Science and Technology, 2017
In this work, the natural depletion process in sandstone and carbonate cores was modeled to investigate the asphaltene deposition mechanisms. A new permeability reduction correlation was proposed based on the Minssieux model that considers a combination ...
Sepideh Kashefi, Mohammad Nader Lotfollahi, Abbass Shahrabadi   +2 more
doaj   +1 more source

Resonance‐induced restoration of rock permeability degraded by heavy components of crude oil

Deep Underground Science and Engineering, EarlyView.
Resonance‐induced changes occur in filtration properties of sedimentary rocks in crude paraffin oil flow under acoustic vibrations. Experimental data on (a) pressure drop; (b) permeability; (c) pressure at the rock inlet; and (d) pressure at the rock outlet are presented.
Evgenii Riabokon, Qian Yin, Mikhail Guzev, Mikhail Turbakov, Evgenii Kozhevnikov, Nadezhda Riabokon, Ivan Panteleev   +6 more
wiley   +1 more source