... viscosity enhanced fill-up response geologist enhanced recovery efficiency mode polymer development simulation Introduction Polymer injection in fluvial heterogeneous reservoir systems presents unique challenges compared to massive water injection. Developing projects for polymer injection...

... submicron particles that are injected downhole using a surfactant as dispersant, with the injection water as the carrier fluid. The selection of injection patterns and the estimation of treatment volume were carried out through the analysis of diagnostic plots and analytical pattern simulations...

... viscosity in the first several PVs) is more critical and needs greater attention. We evaluate a CO2 foaming system using switchable amine surfactants by performing core-flooding experiments and numerical simulations at 65°C and 150 bar operating conditions. The evolution of CO 2 foam apparent viscosity...

... of state enhanced recovery solvarex regression workflow complex reservoir heavy oil play fraction experiment reproduce geology petroleum play type diesel mol molar fraction characterization solvent injection simulation density eos northern kuwait extra-heavy oil Introduction...

... a compositional reservoir model built in SLB's Petrel software to perform numerical simulations of CO 2 injection incorporating pre-established permeability variations that honor our laboratory-obtained results. Correlations between differential-pressure variations observed during carbonated-brine (CO 2 /brine...

... Abstract Simulation of gas huff-n-puff (HnP) in core models is often simplified by assuming homogenous, isotropic models, which are not representative of fine-grained multi-component shales with multiple types of pore space and anisotropic permeability. According to the previous literaturte...

.... Here, we present a practical framework to regenerate the PVT considering the shale nanopores effect for a more reliable compositional simulation of gas injection in shale reservoirs by using existing commercial simulators. The pore-size distribution in shale reservoirs can be discretized into a bulk...

... reservoir simulator to explore the potential of each solvent to increase the oil recovery including otherwise immobile bitumen from a 3D heterogeneous reservoir. oil sand bitumen fluid modeling condensate reservoir shale gas flow in porous media equation of state hydraulic fracturing...

... reservoir geological model was built by combining numerical reservoir simulation with the pilot test to analyze the development mechanism of infill SAGD, and optimize the location of the infill SAGD well group, the infill timing, and the timing of horizontal well turning into production well, as well...

... simulator that solves poro-thermo-elasticity. We used it to simulate 3- dimensional fracture propagation induced by cold water injection and, at the same time, calculate the stress field influenced by the thermo-poro-elastic effect in heterogeneous reservoir layers. Effective stress in the bounding layer...

... Abstract Reservoir simulators often predict poor injectivity in polymer enhanced oil recovery (EOR) projects because of the high polymer viscosity, which is a deterrent for the project. However, field studies have shown much higher injectivity than predicted by the models. The objective...

... rate, the distance from the injection well and the transverse diffusivity. Abstract This paper investigates the impact of aspect ratio on the growth rate of viscous fingers using high resolution numerical simulation in reservoirs with aspect ratios of up to 30:1. The behaviour of fingers...

... the capacity of pumps for the field EOR processes. chemical flooding methods constant rate Simulation displacement rate porous media enhanced recovery displacement mechanism time-dependent displacement rate injection Upstream Oil & Gas time-dependent rate miscible displacement diffusion...

... Abstract Recently there has been an increasing interest in Enhanced Oil Recovery (EOR) from shale oil reservoirs, including CO 2 and field gas injection. For the performance assessment and optimization of CO 2 and gas injection processes, compositional simulation is a powerful and versatile...

... Abstract This study investigates how compositional effects interact with the flow behavior during near miscible (and immiscible) CO 2 -oil displacements in heterogeneous systems. A series of numerical simulations modeling 1D slim-tube and 2D areal systems were performed using a fully...

... has been performed investigating these two properties. To that end, we present scaling analysis combined with numerical simulation to derive relative permeability curves, which will be imported into a discrete fracture network (DFN) model. We can then compare analytical scaling methods...

... well first-line producer well operation breakthrough time Simulation objective Nitrogen Injection Upstream Oil & Gas Situ Combustion Pilot Air Injection injection breakthrough NCT composition progression injector well society of petroleum engineers Introduction In situ...

... Abstract We use a streamline-based simulator extended to reactive transport with a comprehensive chemical module to model Low Salinity (LS) flooding. To the best of our knowledge, this is the first study to demonstrate the per-pattern management of LS floods. The new reactive transport...

... and Schechter 2017 ), natural gas ( Hoffman 2012 ) and N 2 ( Yu and Sheng 2016 ). Using gas injection/huff-n-puff operation, an incremental recovery was predicted in compositional simulations ( Yu et al. 2015 , Alharthy et al. 2017 ). Abstract The improved oil recovery of unconventional shale reservoirs...

..., slug size, and injector locations. The relationships between control parameters and response variables are usually studied using compositional simulators. However, the computational expense required to run such simulators could hinder their applicability to optimization procedures requiring many...