[HTML][HTML] Reservoir heterogeneity controls of CO2-EOR and storage potentials in residual oil zones: Insights from numerical simulations

YY Wang, XG Wang, RC Dong, WC Teng, SY Zhan… - Petroleum Science, 2023 - Elsevier
Residual oil zones (ROZs) have large potential for CO 2 enhanced oil recovery (EOR) and
geologic storage. During CO 2 injection, the migration of CO 2 in ROZs controls the …

Geometric characteristics of diverting fractures for multi-stage dynamic temporary plugging and diverting fracturing in fractured reservoir

Y Wang, H Song, F Zhou - Physics of Fluids, 2024 - pubs.aip.org
Temporary plugging and diverting fracturing (TPDF) technology constitutes a pivotal
stimulation methodology in the advancement of unconventional resources, given its efficacy …

A 3D acid transport model for acid fracturing treatments with viscous fingering

R Dong, MF Wheeler, K Ma, H Su - SPE Annual Technical Conference …, 2020 - onepetro.org
In acid fracturing treatments, the goal is to create enough fracture roughness through
differential acid etching on fracture walls such that the acid fracture can keep open and …

A model to simulate matrix-acid stimulation for wells in dolomite reservoirs with vugs and natural fractures

MT Ali, AA Ezzat, HA Nasr-El-Din - SPE journal, 2020 - onepetro.org
Designing matrix-acid stimulation treatments in vuggy and naturally fractured carbonate
reservoirs is a challenging problem in the petroleum industry. It is often difficult to physically …

Flow physics of polymer nanospheres and diluted microemulsion in fractured carbonate reservoirs: An investigation into enhanced oil recovery mechanisms

H Su, F Zhou, Q Wang, F Yu, R Dong, C **ong, JJ Li… - SPE Journal, 2021 - onepetro.org
Enhanced oil recovery (EOR) in fractured carbonate reservoirs is challenging because of the
heterogeneous and oil-wet nature. In this work, a new application of using polymer …

Accurate two-phase flow simulation in faulted reservoirs by combining two-point flux approximation and mimetic finite difference methods

R Dong, FO Alpak, MF Wheeler - SPE Journal, 2023 - onepetro.org
Faulted reservoirs are commonly modeled by corner-point grids (CPGs). Because the two-
point flux approximation (TPFA) method is not consistent on non-K-orthogonal grids, multi …

The effect of temperature, natural fractures and vugs on the acidizing process in fractured-vuggy reservoirs with hydro-thermal-chemical coupled modeling

L Zhou, A Guo, X Wang, J Qiao, X Tang - Journal of Petroleum Science and …, 2022 - Elsevier
Matrix acidizing is a common stimulation measure used for carbonate reservoirs in the
petroleum industry. Carbonate rocks are characterized by rich fractures and vugs, however …

[HTML][HTML] Preparation and performance study of microemulsion acid for comprehensive plugging removal in carbonate reservoir

Y Wang, F Zhou, Y Zou, Z Wang, Y Wang - Molecules, 2023 - mdpi.com
Matrix acidification is one of the most effective stimulations to dissolve scales and remove
damage in carbonate reservoirs. However, existing acid systems are difficult to dissolve …

Modeling acid fracturing treatments with multi-stage alternating injection of pad and acid fluids

R Dong, MF Wheeler, H Su, K Ma - SPE Reservoir Simulation …, 2021 - onepetro.org
Acid fracturing technique is widely applied to stimulate the productivity of carbonate
reservoirs. The acid-fracture conductivity is created by non-uniform acid etching on fracture …

Modeling acid fracturing treatments in heterogeneous carbonate reservoirs

R Dong, MF Wheeler, H Su, K Ma - SPE International Conference on …, 2021 - onepetro.org
The goal of acid fracturing operations is to create enough fracture roughness through non-
uniform acid etching on fracture surfaces such that the acid fracture can keep open and …