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Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions
Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Vladimir Kutcherov+3 more
wiley +1 more source
Computer Simulation of Asphaltenes
The review describes theoretical approaches based on computer simulations at various levels of details (from quantum chemical calculations to atomistic and coarse-grained models) to study asphaltenes and systems containing asphaltenes. The used methods are described, their advantages and disadvantages are discussed in terms of computational costs and ...
S. V. Lyulin+9 more
openaire +3 more sources
Asphaltenes have been suggested to play an important role in the remarkable stability of some water-in-crude oil emulsions, although the precise mechanisms by which they act are not yet fully understood.
Alexandra Alicke+3 more
semanticscholar +1 more source
A Novel Method for Mitigation of Asphaltene Deposition in the Wellstring [PDF]
Asphaltene precipitation and deposition is a serious problem in many Iranian fields. The deposited asphaltene results in partial or total blockage of the wellbore and wellstring reducing or completely seizing oil production.
Bahram Soltani Soulgani+3 more
doaj
In recent years, researchers have attempted to find some practical approaches for asphaltene adsorption and the prevention or postponement of asphaltene precipitation. Among different techniques, nanotechnology has attracted the researchers’ attention to
Saman Bagherpour+4 more
semanticscholar +1 more source
Asphaltene precipitation trend and controlling its deposition mechanism
The B oilfield is a large integrated oilfield in the Middle East. Asphaltene precipitates from crude oil and deposits on solid surfaces, affording considerable blockages of the formation, wellbore, and production equipment.
Heng Xue+6 more
doaj
The effects of aluminum oxide nanoparticles on the removal of asphaltenes from an Iranian crude oil (Soroush) using a ceramic membrane with pore size of 0.2 µm were investigated.
Rezakazemi Mashallah+3 more
doaj +1 more source
A Numerical Simulation Study on the Kinetics of Asphaltene Particle Flocculation in a Two-dimensional Shear Flow [PDF]
In the current study, the kinetics of asphaltene particle flocculation is investigated under a shear flow through numerical simulation. The discrete element method (DEM) is coupled with computational fluid dynamics (CFD) to model the agglomeration and ...
Hadi Bagherzadeh+2 more
doaj +1 more source
Asphaltene Precipitation Modeling of Sadi Formation in Halfaya Iraqi Oil Field
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+2 more
doaj +1 more source
FORMULASI DAN UJI KINERJA ASPHALTENE DISSOLVER DENGAN PENGGUNAAN SURFAKTAN ANIONIK DARI MINYAK SAWIT
Asphaltene deposition is a major problem in petroleum industry causing slow production or even operational shutdown for removal of deposits. This research was conducted to obtain the best formulation of asphaltene dissolver to dissolve asphaltene ...
Felga Zulfia Rasdiana+2 more
doaj +1 more source