One-dimensional homogeneous model based on the gas-liquidtwo-phase flow theory was established.
基于气液两相流理论，建立了垂直上升管内液氮气液两相流动的一维均相流模型；
2
The relation between mass flow deviation and setting Angle, flow pattern, liquid apparent mass flow rate is analyze based on the theory of two-phase flow.
依据两相流理论，分析了分液器安装角度、流型、液相表观质量流率与流量偏差之间的关系。
3
Based on the theory of two-phase flow pattern of gas and liquid, gas cut change can be detected with acoustic wave after gas flowing into wellbore.