[HTML][HTML] Challenges and development direction of deep fragmented soft coalbed methane in China

Y Lu, G Zhao, Z Ge, Y Jia, J Tang, T Gong, S Huang… - Earth Energy …, 2024 - Elsevier
Develo** deep fragmented soft coalbed methane (CBM) can significantly enhance
domestic natural gas supplies, reduce reliance on imported energy, and bolster national …

Mechanism of CO 2 flooding in shale reservoirs–insights from nanofluids

X Pan, L Sun, Q Liu, X Huo, F Chen, Y Wang, C Feng… - Nanoscale, 2025 - pubs.rsc.org
The development potential of CO2-enhanced shale oil recovery is significant, but shale
reservoirs have developed nanoscale pores, often accompanied by fissures and …

Exploration of the interfacial tension variation behavior in different CO2/oil systems based on experimental and molecular dynamics simulation studies

S Yan, H Zang, S Yang, Z Liu, Y Li, D Du - Journal of Molecular Liquids, 2024 - Elsevier
The trend of decreasing interfacial tension (IFT) with increasing pressure varies in different
CO 2/oil systems. To explore the mechanisms behind these phenomena, measurements …

Unveiling nanoscale fluid miscible behaviors with nanofluidic slim-tube

Z Wang, T Zhang, S Liu, K Ding, T Liu, J Yao… - Energy & …, 2024 - pubs.rsc.org
Fluid miscible behaviors in nanoporous media are crucial for applications such as carbon
capture, utilization, and storage (CCUS), membrane separation, subsurface pollutant …

Experimental study on the effect of microscale wettability of shale to chemical agents by using nuclear magnetic resonance method

H Cheng, J Wei, X Zhou, A Zhang, Y Yang, X Sui - Powder Technology, 2024 - Elsevier
Shale reservoirs have complex mineral types and are highly sensitive to external fluids. In
this paper, a method to determine the wettability of shale reservoirs is firstly established …

Capillary number effects on two-phase flow and residual oil morphology in water and supercritical CO₂ displacement: A microfluidic study

L Li, Y Kang, Y Hu, H Pan, Y Huang, Q Yuan - Energy, 2025 - Elsevier
The capillary number (Ca) is a key parameter that quantifies the balance between viscous
and capillary forces during fluid flow in porous media, significantly influencing fluid behavior …

High-Pressure CO2 Solubility in Crude Oil and CO2 Miscibility Effects on Oil Recovery Performance in Low-Permeability Reservoirs

GT Fu, ZG Zheng, YQ Zhang, YT Dai, DC Li… - Energy & …, 2024 - ACS Publications
The solubility of CO2 in crude oil is a crucial parameter that remarkably influences the flood
performance of CO2 for low-permeability reservoirs. However, there is a considerable lack of …

Enhanced CO2 injection and hydrate conversion in unsealed submarine sediments for CO2 hydrate sequestration by CO2-H2O emulsion injection

HN Chen, YF Sun, ML Wang, JR Zhong, D Rao… - Chemical Engineering …, 2025 - Elsevier
CO 2 hydrate provides an important alternative solution for CO 2 geological sequestration.
However, fingering flow of liquid CO 2 and hydrate membrane effect can severely restrict …

Laboratory experiments of CO2 flooding and its influencing factors on oil recovery in a low permeability reservoir with medium viscous oil

B **an, H Hao, S Deng, H Wu, T Sun, L Cheng, Z ** - Fuel, 2024 - Elsevier
CO 2 flooding for enhanced oil recovery has been successfully applied throughout the
world, however, most of its application are conducted in low, ultra-low and tight reservoirs …

The Investigation into Sand Production Under Supercritical Carbon Dioxide (SC-CO2) Flooding in Sandstone Reservoirs Using the Resolved CFD-DEM Method

T Wang, F Zhang, M An, L Huang - Rock Mechanics and Rock Engineering, 2024 - Springer
Supercritical carbon dioxide (SC-CO2) flooding technology can significantly enhance the oil
recovery but the impact on sandstone reservoirs remains unclear. In this study, the …