... applications. Therefore, this work presents an innovative machine-learning (ML) workflow using convolutional neural networks (CNNs) for the estimation of residual oil saturation ( S or ) based on the generation of partitioning tracer responses in heterogeneous media. To train the CNN model a Python-based...

... fingering/channeling. Koval (1963) found a very simple approach which captures the essence of the combination of fingering and channeling for miscible systems, accounting for both the impacts of mobility ratio and heterogeneity. The fractional flow for solvent, F s is related to the solvent saturation S...

... development enhanced fill-up response simulation sedimentology polymer injection heterogeneity comparison Introduction Polymer injection in fluvial heterogeneous reservoir systems presents unique challenges compared to massive water injection. Developing projects for polymer injection requires...

...Conclusions In this research, we utilize the Corey correlations to maintain the integrity of laboratory-measured data regarding relative permeability while also accounting for the effects of capillary pressure. To further encompass the impact of formation heterogeneity and saturation effects...

.... This contradiction hinders optimal reservoir performance (which is amplified because the dispersivity of heterogeneous reservoirs ), as the salinity resulting from alkali addition typically exceeds the desirable salinity for efficient oil recovery. The innovative addition of a hydrophilic co-surfactant introduced...

... Abstract Conventional reservoir modeling practices have proved not to be sufficient to capture the true complexity of reservoir architecture and multiscale heterogeneity which represent serious challenges to production performance. Therefore, the objective of this study is to evaluate various...

... reservoir conference enhanced recovery climate change indicator pv co 2 production control oilfield injection strength chemical flooding methods optimization wang heterogeneity Introduction Ultra low permeability reservoirs mostly belong to terrestrial sediments, and the presence...

... artificial intelligence reservoir characterization equation of state saturation modeling & simulation chemical flooding methods climate change permeability compositional simulator porosity heterogeneity saline aquifer flow in porous media enhanced recovery geological subdiscipline plume...

... the key reservoir properties, fluid properties, reservoir heterogeneity and operational conditions. In this study, we introduce a new comprehensive physics-based CO2 screening tool for offshore applications, capturing first-order reservoir and fluid properties, heterogeneity (layering), and key...

... Abstract Understanding the dynamics of water blocks in reservoir formations is crucial for optimizing hydrocarbon production in unconventional reservoirs. This study investigates the impact of heterogeneity on water block behavior through experimental analysis using a composite heterogeneous...

... Abstract Capturing the correct reservoir heterogeneity in a geological model is critical for designing and accurately forecasting expected production benefits from improved/enhanced oil recovery (IOR/EOR) processes. In simple terms, reservoir heterogeneity is often considered as a measure...

..., history matching of a 6-cycle HnP process and tuning of cross-phase effective diffusion coefficients using a homogeneous model presented a need for a detailed core-scale geomodel to capture variations in effective diffusion coefficients as a result of heterogeneity experienced during each diffusion cycle...

... Abstract The interplay among reservoir heterogeneities, structural complexities and unfavorable mobility ratios are usually responsible for premature water breakthrough in brown fields across the world. Recently, a deep conformance control technology, known as Thermally Activated Particle (TAP...

... on the comparisons between CMC tests and slim-tube tests, they highlighted the roles of phase behaviour and volume change on mixing in the slim-tube tests. Subsequently, Dai and Orr (1987 ) investigated effects of the microscopic heterogeneity on the phase behaviour in the CO 2 flood. They revealed...

... mechanisms through open fractures have not been studied thoroughly. This paper investigated the influence of some factors (particle size, brine concentration, heterogeneity, injection flow rate, and brine salinity) on gel injectivity and plugging performance for water flow through opening fractures. Five...

... Abstract Polymer flooding is investigated in laboratory cores as a non-thermal enhanced oil recovery process for viscous oils in heterogeneous carbonate reservoirs. Core floods were performed in vuggy dolomite cores saturated with 200 cP crude oil and complementary pore-scale investigations...

... Abstract Fluids injected during secondary and tertiary floods often leave parts of the reservoir unswept mostly because of large heterogeneity and mobility ratio. Several applications require an analytical scheme that could predict production with as few parameters possible. We develop...

... is characterized by an alternating sequence of drainage and imbibition cycles. Hysteresis is hence common and results in trapping of the non-wetting phase, which impacts incremental recovery. The competition of trapping and geological heterogeneity during WAG, particularly in carbonate reservoirs, is not yet fully...

... Modeling & Simulation compressibility Waterflood Expansion saturation carbonate reservoir permeability heterogeneity log-log plot Summary The Goldsmith Andector Unit (Gandu) is a carbonate reservoir characterized by large discontinuous pay intervals with low reservoir energy and high...

... Abstract A hierarchal history matching algorithm is proposed that sequentially calibrates reservoir parameters from the global-to-local scale in consideration of parameter uncertainty and the resolution of the data. Parameter updates are constrained to the prior geologic heterogeneity...