-
Article
Open AccessModeling of formation damage during smart water flooding in sandstone reservoirs
Impairment of permeability has been observed as an effective factor in production decline during secondary and tertiary recovery processes such as water flooding. Among different permeability damage mechanisms...
-
Article
Open AccessInvestigation of crude oil properties impact on wettability alteration during low salinity water flooding using an improved geochemical model
In low-salinity water flooding (LSWF), modifying the injected brine composition leads to greater oil recovery from carbonate reservoirs. The processes that control improved recovery during LSWF are not totally...
-
Article
Effect of dividing single flare tip into multiple tips on soot reduction
Several methods are applied for soot reduction in industrial flares. However, they usually involve other issues such as flame safety and other pollutant formations; therefore, they should be handled carefully....
-
Article
Open AccessVolatile oil well test analysis: application of two-phase pseudo-pressure approach
This study investigates flow behavior in the volatile oil reservoirs with two‐phase flow around the wellbore and the application of two-phase pseudo-pressure function for well test analysis in such volatile oi...
-
Article
Insights of new-generation reservoir property modeling (MPS methods) in assessing the reservoir performance for different recovery methods
Usage of an advanced geostatistical method for reservoir characterization results in more reliable insights of reservoir performance. Multiple-point statistic (MPS) methods which borrow ideas of texture synthe...
-
Article
Open AccessEnduring effect of permeability texture for enhancing accuracy and reducing uncertainty of reservoir fluid flow through porous media
Modeling reservoir permeability is one of the crucial tasks in reservoir simulation studies. Traditionally, it is done by kriging-based methods. More rigorous modeling of the permeability results in more relia...
-
Article
Open AccessPrediction of immiscible gas flooding performance: a modified capacitance–resistance model and sensitivity analysis
Reservoir performance prediction is one of the main steps during a field development plan. Due to the complexity and time-consuming aspects of numerical simulators, it is helpful to develop analytical tools fo...
-
Article
Hydrogen Production from Methane Decomposition Using a Mobile and Elongating Arc Plasma Reactor
Hydrogen and solid carbon were produced through methane decomposition in a plasma reactor with a parallel set of screw type helix and rod-like electrodes. The novel configuration led to the 3-dimensional movem...
-
Article
Hydrogen Production from Methane Decomposition in Cold Plasma Reactor with Rotating Electrodes
Methane decomposition in plasma reactor is a green process and can be considered as an economical route to produce COx-free hydrogen. The present study aimed to design and construct a plasma reactor with a unique...
-
Article
Use of a DC discharge in a plasma reactor with a rotating ground electrode for production of synthesis gas by partial oxidation of methane
A recently designed rotating ground electrode plasma reactor has been used to produce synthesis gas by partial oxidation of methane at room temperature and atmospheric pressure without a catalyst. Experiments ...
-
Article
Performance evaluation of a continuous flow photocatalytic reactor for wastewater treatment
A novel photocatalytic reactor for wastewater treatment was designed and constructed. The main part of the reactor was an aluminum tube in which 12 stainless steel circular baffles and four quartz tube were pl...
-
Article
Investigation of well test behavior in gas condensate reservoir using single-phase pseudo-pressure function
Gas condensate reservoirs present complicated thermodynamic behavior when pressure falls below the dew point pressure, due to fluid dropout and change in the fluid composition. Condensate blockage in the near ...
-
Article
Dry Reforming of Methane by DC Spark Discharge with a Rotating Electrode
A novel type of plasma reactor having a rotating electrode is proposed for CO2 reforming of methane without catalyst at room temperature and atmospheric pressure. Results indicated that employing rotating ground ...
-
Article
Methane Conversion to Hydrogen and Carbon Black by DC-Spark Discharge
A continuous production of hydrogen and carbon black from methane without CO2 emission in atmospheric pressure has been investigated by non thermal decomposition of methane using a system of direct current (DC)-s...
-
Article
Genetic algorithm application for matching ordinary black oil PVT data
In the study of reservoirs, it is vital that we have a realistic physical model of the reservoir fluid that accurately describes the hydrocarbon system and its properties. The available equations of state (EOS...
-
Article
Analytical Solutions to Gas Flow Problems in Low Permeability Porous Media
In most of conventional porous media the flow of gas is basically controlled by the permeability and the contribution of gas flow due to gas diffusion is ignored. The diffusion effect may have significant impa...
-
Article
Forced convection heat transfer of Giesekus viscoelastic fluid in pipes and channels
A theoretical solution is presented for the convective heat transfer of Giesekus viscoelastic fluid in pipes and channels, under fully developed thermal and hydrodynamic flow conditions, for an imposed constan...
-
Article
Novel empirical correlations for estimation of bubble point pressure, saturated viscosity and gas solubility of crude oils
Knowledge of petroleum fluid properties is crucial for the study of reservoirs and their development. Estimation of reserves in an oil reservoir or determination of its performance and economics requires a goo...
-
Article
An approximate solution for the Couette–Poiseuille flow of the Giesekus model between parallel plates
An approximate analytical solution is derived for the Couette–Poiseuille flow of a nonlinear viscoelastic fluid obeying the Giesekus constitutive equation between parallel plates for the case where the upper p...
-
Article
Mathematical modeling of onset of convection in a porous layer with viscosity variation
Instability theory is applied to diffusion-convection phenomenon in porous media, where the area in direction of transfer is large and viscosity of the oil varies due to gas dissolution. An important applicati...
