Pore-scale flow behaviors and oil displacement mechanism of micron-sized preformed particle gels in porous media

Key Points

• Oil displacement mechanisms are influenced by pore-scale flow behaviors of micron-sized particle gels, creating pathways for oil recovery.
• The study identifies specific interactions between preformed particle gels and the porous media as central to effective oil displacement.
• Assessment using advanced imaging techniques reveals detailed insights into flow dynamics and gel behavior within the pores.
• This analysis highlights the potential of micron-sized preformed particle gels in improving oil recovery, emphasizing practical applications.