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Computer Modeling of Fluid Seepage in Porous Media with Ultra-low Permeabilities

Submission Deadline: 15 June 2025 View: 1764 Submit to Special Issue

Guest Editors

Prof. Boyun Guo, University of Louisiana at Lafayette, USA
A/Prof. Yin Feng, University of Louisiana at Lafayette, USA


Summary

Porous media with ultra-low permeabilities are tight materials such as tight-sand stones, shales, cements, and cracks in these materials. Fluid seepage in such materials causes long-term fluid leaks that are difficulty to seal. Flow-testing of poro-parameters of such materials is incredibly challenging due to its time-consuming nature. It is highly desirable to be able to simulate fluid flow behavior in these materials with modern computing technologies. The computer modeling can have wide applications including evaluation of long-term fluid leaks through cap rocks and well cement sheaths of underground CO2 and hydrogen storages. This special issue of the CMES reports the most recent advances in this research area.


Topics within the scope of interests include, but not limited to, the following aspects:


- Multiphase flow in tight sands

- Multiphase flow in shales

- CO2 seepage in cap rocks

- CO2 leakage through well cement

- Hydrogen seepage in cap rocks

- Hydrogen leakage through well cement

- Challenges in computer modeling of pressure-promoted imbibition processes

- Numerical simulation of crack-flow in shales


Keywords

Porous media, ultra-low permeability, fluid seepage, computer model, simulation

Published Papers


  • Open Access

    ARTICLE

    Imbibition Front and Phase Distribution in Shale Based on Lattice Boltzmann Method

    Li Lu, Yadong Huang, Kuo Liu, Xuhui Zhang, Xiaobing Lu
    CMES-Computer Modeling in Engineering & Sciences, Vol.142, No.2, pp. 2173-2190, 2025, DOI:10.32604/cmes.2025.059045
    (This article belongs to the Special Issue: Computer Modeling of Fluid Seepage in Porous Media with Ultra-low Permeabilities)
    Abstract To study the development of imbibition such as the imbibition front and phase distribution in shale, the Lattice Boltzmann Method (LBM) is used to study the imbibition processes in the pore-throat network of shale. Through dimensional analysis, four dimensionless parameters affecting the imbibition process were determined. A color gradient model of LBM was used in computation based on a real core pore size distribution. The numerical results show that the four factors have great effects on imbibition. The impact of each factor is not monotonous. The imbibition process is the comprehensive effect of all aspects. More >

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