... Abstract Waterflooding has a long history as a successful development strategy in oil recovery, yet maximizing its potential through optimized strategies remains a significant challenge. Traditionally, identifying the most effective waterflooding designs requires extensive numerical simulations...

... Abstract Enhanced oil recovery (EOR) techniques utilizing low-salinity water (LSW) are advancing owing to their favorable technical and economic viability. LSW flooding entails the injection of a modified-composition brine into oil reservoirs with a lower concentration of the potential...

... it necessary to maximize oil recovery from existing fields. Enhanced Oil Recovery (EOR) techniques have shown great potential in increasing oil recovery from reservoirs that were produced by conventional primary and secondary recovery methods. Chemical Enhanced Oil Recovery (cEOR) techniques, specifically...

... Abstract Smart water flooding is a promising eco-friendly method for enhancing oil recovery in carbonate reservoirs. The optimal salinity and ionic composition of the injected water play a critical role in the success of this method. This study advances the field by employing machine learning...

... of polymer-rock interactions during enhanced oil recovery (EOR) operations and focuses on evaluating dynamic polymer retention in coreflooding experiments performed at 80°C. The analytical techniques used in this research include Ultraviolet-visible (UV-Vis) spectroscopy, Inductively Coupled Plasma (ICP...

... properties of microscopic pore structure (MPS) based on mercury injection capillary pressure (MICP) data has been an issue. The objective of this study is to alleviate the divergence in flow properties in MPS classification and evaluate the oil recovery potential of different MPS quantitatively based on MICP...

... Abstract Foam has been used for controlling gas mobility during oil displacement processes in subsurface porous media to mitigate the negative impacts of low gas viscosity, reservoir heterogeneity, and gravity override. Therefore, one potential application of foam is in enhanced oil recovery...

... Abstract Surfactants have been widely used to alter the wettability of carbonate rocks from oil-wetness to water-wetness and enhanced oil recovery. One of primary methods implemented in filed applications for enhanced oil recovery is surfactant huff-puff. Currently, a large number of surfactant...

... flaring in case of temporary gas plant shutdown. The project’s main objective is to evaluate technically the feasibility of gas re-injection in the Bakken formation as a means to temporary store gas, increase oil recovery, reduce flaring and maintain compliance. A flow simulation model was created...

... Abstract Low permeability rock usually holds a large amount of residual oil after flooding. The two most important mechanisms for residual oil recovery are interfacial tension (IFT) reduction and wettability alteration (WA). There is confusion around the coupled effect between the two...

... Abstract The application of nanoparticles (NPs) to improve oil recovery is gaining wide acceptance in the petroleum industry in recent times. Due to their size and set chemical characteristics, NPs can be used to enhance oil recovery in carbonate reservoirs by altering the rock wettability...

... injected fulfil the production ability needed to prevent any reservoir pressure unbalance. The water alternating gas (WAG) method is the technique to improve oil recovery by injecting water to enhance sweep effectiveness. If gas is being injected into this technique, the viscosity of the oil...

... Abstract Steam for enhanced oil recovery is typically generated using Once-Through-Steam-Generators (OTSG) produced at large central facilities with the steam then pipelined to each injection well. As much as 50% of the energy can be lost before it reaches the well bore with the combustion...

... Abstract Cyclic (huff-n-puff) gas injection as a method of increasing oil recovery from unconventional reservoirs with low permeability has shown sufficiently positive results to justify its implementation in a number of fields. Nonetheless, not all of such injection results in encouraging...

.... reservoir characterization upstream oil & gas steam injection oil sand cyclic steam injection bitumen oil production solvent injection huff-n-puff process application heavy oil recovery oil viscosity complex reservoir heating workflow heavy oil reservoir management injection oil...

... of polymer retention in the rock, and effect of injection water salinity, polymer, and their combinations on oil recovery. The injection and production response of the pilot flood pattern is utilized to develop a history matched reservoir simulation model for forecasting oil recovery beyond the pilot...

... reservoirs. The main EOR methods that are applied in shale reservoirs are either chemical or solvent based methods. A summary of the enhanced oil recovery methods that have been applied in shale reservoir are shown in Table 1. Abstract Enhanced oil recovery (EOR) in shale reservoirs has been recently...

... Abstract The goal of this work is to develop synergistic surfactant blends that can perform wettability alteration for improved oil recovery (IOR) in tight liquid-rich unconventional shale reservoirs. Shales samples from Eagle Ford and Wolfcamp formation were used in this study. The performance...

... The mechanism that leads to incremental recovery due to LSW is debatable. Different authors proposed different devices for additional oil recovery. Tang and Morrow (1999) first proposed fines migration as the mechanism behind LSW. They performed experiments on several Berea Sandstone cores...

... as the gas phase. Fluid flow experiments in porous media with heterogeneous permeability structure mimicking natural environments were performed to demonstrate the dynamic stability of the NGS-foam for heavy oil recovery. The propagation of the pre-generated foam was monitored at 10 cm intervals over...