油气二次运移的相态是:在二次运移中,油气与水密切共存,除少量的油气以溶解的状态运移外,绝大部分油气以其原有的相态运移。
流体势场是控制油气二次运移的主要因素。
本文给出了一种高效率求解油气二次运移偏微分方程的方法。
An effective method for solving a partial differential equation of secondary hydrocarbon migration is put forward.
对于油气二次运移,采用基于浮力驱动及达西定律的拟三维运聚模型。
The pseudo 3-D migration-accumulation model based on buoyancy and Darcy's Law is used to simulate on secondary hydrocarbon migration.
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