对凝析油"贴壁流"现象的微观机理浅析
NATURAL GAS GEOSCIENCE（2005）
Abstract
借鉴束缚水水膜微观运动的相关机理,分析了凝析油沿孔隙内壁岩石颗粒表面流动的"贴壁流"现象的微观机理.认为贴壁凝析油膜可分为"吸附油"、"束缚油"和"外层油"3层,并给出了"吸附油"、"束缚油"、"外层油"和"薄膜油"的定义;束缚油和外层油组成的薄膜油是"贴壁流"的流动体,束缚油在分子引力作用下贴壁移动,外层油在压差力作用下紧贴孔隙内壁流动是凝析油"贴壁流"现象的微观机理.
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Key words
condensate oil,streaming,pore-wall
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