Comparison of lattice and pseudo 3D numerical simulation of tip screen out operation
September 2023
Hydraulic fracturing (HF) is a commonly used technique to stimulate low permeability formations such as shale plays and tight formations. However, this method of well stimulation has also been used...
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New design method of unequal taper thread (UTT) pairs and its application in API NC38 thread improvement
September 2023
API standard threads are the most commonly used thread configurations for drill pipe joints in the petroleum industry. Recently with the increasing application of horizontal wells and extended-reach...
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Study on the supercritical phase behavior of Yaha condensate gas reservoir in Tarim Basin
September 2023
Yaha condensate gas reservoir is condensate gas reservoir developed by gas injection in the Tarim Basin. The practice of gas injection in condensate gas reservoir shows that the key to improve gas injection...
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A new robust predictive model for lost circulation rate using convolutional neural network: A case study from Marun Oilfield
September 2023
A major cause of some of serious issues encountered in a drilling project, including wellbore instability, formation damage, and drilling string stuck – which are known to increase non-productive time...
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Investigation of low water recovery based on gas-water two-phase low-velocity Non-Darcy flow model for hydraulically fractured horizontal wells in shale
September 2023
Various mechanisms are employed to interpret the low water recovery during the shale-gas production period, such as extra-trapped water in the fracture network, water imbibition due to osmotic pressure...
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Experimental study on nanoparticles-assisted low-salinity water for enhanced oil recovery in asphaltenic oil reservoirs
September 2023
The purpose of this research is to look into the augmentation of silica nanoparticles (NPs) with low salinity (LowSal) brine for EOR. A series of analyses, including oil/water interfacial tension (IFT)...
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Sealing performance analysis of rubber core of annular BOP: FEM simulation and optimization to prevent the SBZ
September 2023
The present work studies the influence of oil pipe joint passing through annular blowout preventer (BOP) on its sealing performance in high pressure gas wells under snubbing service. When the oil pipe...
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Simulation studies on optimizing oil productivity in oil rim reservoirs under gas cap blow down production strategy
September 2023
Gas cap blow down strategy is normally deployed for Ultra-thin oil rim reservoirs with huge gas caps due to extremely high gas oil ratios from wells in such reservoirs. The current state leads to loss...
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Evaluation of the viability of nanoparticles in drilling fluids as additive for fluid loss and wellbore stability
September 2023
Wellbore instability is an issue that, if left untreated, can cause wells to collapse, resulting in human, environmental, equipment, and revenue losses. Drilling fluids have been used to enhance the...
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A critical review of carbonate reservoir wettability modification during low salinity waterflooding
September 2023
The nature of carbonate reservoirs promotes the adsorption of oil onto the rock surface hence making oil recovery a challenge even with the interventions of varied chemical EOR methods. Recently, low...
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Simulation of the effect of hydrate adhesion properties on flow safety in solid fluidization exploitation
September 2023
During the solid fluidization exploitation of marine natural gas hydrates, the hydrate particles and cuttings produced via excavation and crushing are transported by the drilling mud. The potential...
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Depositional facies and reservoir characteristics of the Early Cretaceous Lower Goru Formation, Lower Indus Basin Pakistan: Integration of petrographic and gamma-ray log analysis
September 2023
The sand intervals of the Early Cretaceous Lower Goru Formation are a conventional reservoir, generally distributed in the Middle and Lower Indus Basin of Pakistan. Lithostratigraphically formation...
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CO2 corrosion prediction on 20# steel under the influence of corrosion product film
September 2023
Based on corrosion thermodynamics and kinetics, considering the multi-field coupling effects of fluid flow, electrochemical reaction and mass transfer process, a new corrosion prediction mechanistic...
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Geostress effect on resistivity and its relevant correction method
September 2023
For reservoirs with abnormally high pressure and high geostress, formation resistivity can be greatly affected. This increase of resistivity resulting from high stress causes errors in the identification...
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Estimation of the horizontal in-situ stress magnitude and azimuth using previous drilling data
September 2023
Oil exploration and production, well stability, sand production, geothermal drilling, waste-water or CO2 sequestration, geohazards assessment, and EOR processes such as hydraulic fracturing, require...
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Experimental Investigation of Viscous Oil-Water-Sand Flow in Horizontal Pipes: Flow Patterns and Pressure Gradient
Available online 27 September 2023
Fluid production from unconsolidated reservoirs often leads in sand production, which poses a number of issues. Sand deposition in flowlines can result in significant pressure dips, pipe and facility...
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Studying the Effect of Surfactant Assisted Low-salinity Water Flooding on Clay-rich Sandstones
Available online 21 September 2023
Sandstone reservoirs often contain clay particles that can cause damage and reduce permeability during low-salinity water flooding. In this study, the effect of surfactants on fine migration in clay-rich...
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Experimental study on proppant-carrying migration and settlement of slickwater in narrow plate fractures based on PIV / PTV
Available online 20 September 2023
Hydraulic fracturing is the primary method used for oilfield stimulation, and the migration and settlement pattern of proppant plays a crucial role in the formation of high conductivity propping fractures...
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Kriging-boosted CR modeling for prompt infill drilling optimization
Available online 14 September 2023
The Capacitance-Resistance Model (CRM) has been a useful physics-based tool for obtaining production forecasts for decades. However, the model's limitations make it difficult to work with real field...
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Intelligent solubility estimation of gaseous hydrocarbons in ionic liquids
Available online 12 September 2023
The research focuses on evaluating how well new solvents attract light hydrocarbons, such as propane, methane, and ethane, in natural gas sweetening units. It is important to accurately determine the...
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Modelling and mechanical characteristics of PDC cutter-rock interaction by combining mixed fragmentation modes with dynamic rock strength
Available online 7 September 2023
Polycrystalline diamond compact (PDC) bit is one of the most widely used drill bits for improving the rate of penetration in deep oil and gas well and geothermal well. However, the dynamic rock fragmentation...
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Application status and prospect of ionic liquids in oilfield chemistry
Available online 29 August 2023
The ionic liquid, as a new treatment agent, has been increasingly applied in oil fields due to its strong temperature resistance, good solubility and high surface activity. In this paper, we systematically...
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On how water injection may induce fault reactivation and slippage: A numerical method
Available online 28 July 2023
During the water injection process in oil fields, the original stress equilibrium of faults might be disrupted by the large influx of fluids into the reservoir, resulting in movements. Fault slip may...
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Approach for C1 to C2 products commencing from carbon dioxide: A brief review
Available online 19 July 2023
The carbon dioxide (CO2) conversion to useable compounds remains a great contest to scientists, engineers, and environmentalists with regard to the reverse of the oxidative degradation of organics....
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Investigation of the transformation of organic matter of carbonate deposits of the Semiluksky–Mendymsky horizon under hydrothermal conditions
Available online 8 July 2023
The paper presents the results of studies on the transformation of the organic matter of siliceous-clayey carbonate rocks of the Semiluksko–Mendymsky horizon of the Romashkino oil field in a hydrothermal...
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