Progress in theories of super-hydrophobic surface slip effect and its application to drag reduction technology
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摘要:
减阻技术对提高原油采收率、降低液体流动阻力具有十分重要的意义.通过论述超疏水表面结构的基本理论、超疏水表面形成的主要影响因素和近年来仿生超疏水表面的制备方法,综合分析了超疏水表面滑移理论和基于这一理论的减阻技术的研究进展,并简单介绍了其在石油储层微孔道纳米降压减阻方面的应用,展望了超疏水表面滑移理论及其减阻技术的研究重点及应用前景.
Abstract:Drag reductiontechnology is very important for improving oil recovery andreducing the fluid flow resistance. This paper gives a review ofrecent progresses in the basic theory of super-hydrophobic surfacestructure, key factors in the formation of super-hydrophobicsurfaces and the preparation methods of mimickingsuper-hydrophobic surfaces. A comprehensive analysis is given forthe super-hydrophobic surface slip theory and related dragreduction technology. A brief introduction is made to describe theapplication of super-hydrophobic nanoparticles adsorption methodto the reduction of fluid flow resistances in oil reservoirmicrochannels. Finally, future developments of thesuper-hydrophobic surface slip effect and its applications areprospected.
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