A critical review of the CO2 huff 'n'puff process for enhanced heavy oil recovery

X Zhou, Q Yuan, X Peng, F Zeng, L Zhang - Fuel, 2018 - Elsevier
Heavy oil resources have become increasingly important in recent years due to a reduction
in light oil production and an increase in energy consumption. A large number of heavy oil …

Feasibility study of CO2 huff'n'puff process to enhance heavy oil recovery via long core experiments

X Zhou, Q Yuan, Z Rui, H Wang, J Feng, L Zhang… - Applied Energy, 2019 - Elsevier
In order to study a potential way to store CO 2 and enhance heavy oil production
performance, five experiments are implemented on the CO 2 huff'n'puff process using long …

Experimental investigation of gas mass transport and diffusion coefficients in porous media with nanopores

J Wang, Q Yuan, M Dong, J Cai, L Yu - … Journal of Heat and Mass Transfer, 2017 - Elsevier
Understanding gas mass transport and determining diffusion coefficients are essential for
investigating the gas flow mechanisms and evaluating porous media with nanopores …

Comparison analyses between the linear and non-linear pressure-decline methods in cyclic solvent injection (CSI) process for heavy oil recovery

Z Du, X Peng, F Zeng - Fuel, 2018 - Elsevier
Cyclic solvent injection (CSI), also known as huff-n-puff process, has been demonstrated as
the most effective and promising solvent-based method in some heavy oil reservoirs in …

Saffman–Taylor instability of viscoelastic fluids in anisotropic porous media

H Shokri, MH Kayhani, M Norouzi - International Journal of Mechanical …, 2018 - Elsevier
In this study, the effect of anisotropy of porous media on Saffman–Taylor instability (viscous
fingering instability) of viscoelastic fluids is investigated for the first time. The Oldroyd-B …

[HTML][HTML] Experimental investigation into CO2 huff-n-puff in low-permeability heavy oil reservoirs: Role of fractures

D Zhu, BF Li, L Zheng, MM Husein, ZX Xu, BL Li… - Petroleum Science, 2024 - Elsevier
Low-permeability heavy oil reservoirs are characterized by poor flowability, generally
mandating hydraulic fracturing to commence production. CO 2 huff-n-puff in fractured …

Linear stability analysis of miscible displacement by nanofluid with concentration-dependent diffusivity

P Jangir, R Mohan, P Chokshi - Chemical Engineering Science, 2021 - Elsevier
The present study performs linear stability analysis to examine viscous fingering in miscible
displacement when displacing fluid is laden with nanoparticles. The diffusion of …

Effect of variable viscosity and diffusivity as well as Schmidt number on the steady-state hydrodynamic and concentration fields near a rotating hemispherical electrode

RM Lucena, WG Santos, J Pontes, D Chalhub… - Electrochimica …, 2025 - Elsevier
The focus of this research is on the steady-state boundary layer that forms around a rotating
iron hemispherical electrode in an electrochemical cell. Electrode's material dissolution into …

Productivity model for water-producing gas well in a dipping gas reservoir with an aquifer considering stress-sensitive effect

X Huang, X Guo, X Zhou, X Lu… - Journal of Energy …, 2019 - asmedigitalcollection.asme.org
The development process of a dipping gas reservoir with an aquifer considering stress
sensitivity is complex. With gas development, formation pressure decreases, stress-sensitive …

Experimental investigation of cyclic solvent injection based on mixture solvent of carbon dioxide and propane

Z Du, X Peng, F Zeng - Fuel, 2018 - Elsevier
Cyclic solvent injection (CSI) process has been suggested as the most effective and
promising solvent-based method in some heavy oil reservoirs in which thermal-based …