The investigation of gas trapping and relative permeability alteration during optimization of CO2-EOR and sequestration

SB Kashkooli, A Gandomkar, M Riazi… - International Journal of …, 2022 - Elsevier
CO 2 trapping in porous media is one attractive sequestration option in which the CO 2
trapped for long periods and also enhanced oil recovery (EOR) simultaneously. The aim of …

Relative permeability hysteresis and capillary trapping during CO2 EOR and sequestration

R Sedaghatinasab, S Kord, J Moghadasi… - International Journal of …, 2021 - Elsevier
Residual or capillary trapping is an important mechanism of CO 2 trapping in underground
porous media. Recent experimental investigation has shown that relative permeability and …

The implementation of Water Alternating (WAG) injection to obtain optimum recovery in Cornea Field, Australia

N Abdullah, N Hasan - Journal of Petroleum Exploration and Production, 2021 - Springer
Abstract The Water Alternating Gas (WAG) process is a cyclic process of injecting alternating
water followed by gas. The main purpose of WAG injection is to improve both macroscopic …

Determination of optimum CO2 water alternating gas (CO2-WAG) ratio in Sumatera Light Oilfield

M Abdurrahman, F Hidayat, UZ Husna… - Materials Today …, 2021 - Elsevier
Abstract The CO 2 Water Alternating Gas (CO 2-WAG) injection method, allows the oil to first
expand and become better able to flow because of the CO 2, and then the water increases …

Detailed Assessment of Compositional and Interfacial Tension Effects on the Fluid Behaviour During Immiscible and Near-Miscible CO2 Continuous and WAG …

G Wang, GE Pickup, KS Sorbie, EJ Mackay - Transport in Porous Media, 2020 - Springer
This study seeks to improve numerical simulations of the key physics occurring in CO 2
enhanced oil recovery (CO 2-EOR) processes, with a particular focus on the transition from …

Numerical study of CO2 injection and the role of viscous crossflow in near-miscible CO2-WAG

G Wang, G Pickup, K Sorbie, E Mackay… - Journal of Natural Gas …, 2020 - Elsevier
Abstract CO 2 Water-Alternating-Gas injection (CO 2-WAG) is still a challenging task to
simulate and predict accurately, due to the complex interaction of CO 2/oil phase behaviour …

Simulation of inter-fracture injection and production in tight reservoirs based on compartmental embedded discrete fracture model

Y He, Z Chai, J Huang, P Li, S Cheng… - SPE Reservoir …, 2019 - onepetro.org
Although hydraulic fracturing enables economic production from tight formations, production
rates usually decline quickly and result in low hydrocarbon recovery. Moreover, it is difficult …

Investigating the vaporization mechanism's effect on interfacial tension during gas injection into an oil reservoir

H Mehrjoo, A Safaei, Y Kazemzadeh, M Riazi… - Journal of Petroleum …, 2024 - Springer
In gas injection, which is one of the fascinating enhanced oil recovery techniques, the main
mechanism involves decreasing interfacial tension (IFT). Although various mechanisms can …

Simultaneous effect of geological heterogeneity and condensate blockage on well test response of gas condensate reservoirs

S Farhoodi, S Sadeghnejad, AHS Dehaghani - Journal of Natural Gas …, 2019 - Elsevier
Condensate dropout around a wellbore causes many practical difficulties. It complicates the
prediction of fluid flow around a wellbore, especially during well test interpretations. Many …

Analysis of Near-Miscible CO2-WAG Displacements: The Distinction between Compositional and Interfacial Tension Effects

G Wang, G Pickup, K Sorbie, E Mackay… - SPE Reservoir …, 2019 - onepetro.org
Abstract CO2 Water-Alternating-Gas injection (CO2 WAG), which involves complex phase
and flow behaviour, is still a challenging task to simulate and predict accurately. In this …