IFT or wettability alteration: what is more important for oil recovery in oil-wet formation?

Z Zhang, MS Azad, JJ Trivedi - Fuel, 2021 - Elsevier
Several researchers have investigated the dominant recovery mechanisms among the
wettability alteration and interfacial tension (IFT) reduction during surfactant flooding in …

Enhanced oil recovery via dissolution of low molecular weight PDMS in CO2 during immiscible gas injection in matrix-fracture system

A Gandomkar, F Torabi, RM Enick - Chemical Engineering Research and …, 2024 - Elsevier
Oil recovery in natural fracture reservoirs can be improved by reducing the capillary force
during the gravity drainage process in matrix-fracture system. In the current study, a modified …

Diffusion in naturally fractured reservoirs-a review

M Chordia, JT Japan - SPE Asia Pacific Oil and Gas Conference and …, 2010 - onepetro.org
The impetus for this work stemmed from the growing demand in the industry for Carbon
Dioxide sequestration during incremental oil recovery and gas or solvent injection for heavy …

Impact of injection pressure on CO2–enhanced coalbed methane recovery considering mass transfer between coal fracture and matrix

G Yin, B Deng, M Li, D Zhang, W Wang, W Li, D Shang - Fuel, 2017 - Elsevier
Although the production mechanism of CO 2-enhanced coalbed methane (ECBM) recovery
has been previously reported and corresponding models have been proposed …

CO2 Foam and CO2 Polymer Enhanced Foam for Heavy Oil Recovery and CO2 Storage

A Telmadarreie, JJ Trivedi - Energies, 2020 - mdpi.com
Enhanced oil recovery (EOR) from heavy oil reservoirs is challenging. High oil viscosity,
high mobility ratio, inadequate sweep, and reservoir heterogeneity adds more challenges …

Mobility control during CO2 EOR in fractured carbonates using foam: Laboratory evaluation and numerical simulations

MA Fernø, Ø Eide, M Steinsbø, SAW Langlo… - Journal of Petroleum …, 2015 - Elsevier
Laboratory miscible CO 2 and CO 2-foam injection tests were performed to study CO 2 EOR
in fractured carbonate core plugs and to evaluate the feasibility of using foam for mobility …

Experimental study and modelling on diffusion coefficient of CO2 in water

H Ahmadi, M Jamialahmadi, BS Soulgani… - Fluid Phase …, 2020 - Elsevier
One of the important ways to capture CO 2 is to inject it into the (sub) surface water. This
study focuses on laboratory measurements and modelling to find diffusion coefficient of CO …

Flow visualization of CO2 in tight shale formations at reservoir conditions

MA Fernø, LP Hauge, A Uno Rognmo… - Geophysical …, 2015 - Wiley Online Library
The flow of CO2 in porous media is fundamental to many engineering applications and
geophysical processes. Yet detailed CO2 flow visualization remains challenging. We …

New insight on carbonate-heavy-oil recovery: pore-scale mechanisms of post-solvent carbon dioxide foam/polymer-enhanced-foam flooding

A Telmadarreie, JJ Trivedi - SPE Journal, 2016 - onepetro.org
Carbonate reservoirs, deposited in the Western Canadian Sedimentary Basin (WCSB), hold
significant reserves of heavy crude oil that can be recovered by nonthermal processes …

A new approach for predicting oil recovery factor during immiscible CO2 flooding in sandstones using dimensionless numbers

D Zivar, P Pourafshary - Journal of Petroleum Exploration and Production …, 2019 - Springer
CO 2 injection is one of the most promising techniques to enhance oil recovery. The most
favorable properties of CO 2 made this method popular and it has been widely used since …