气井井筒气液两相环雾流压降计算研究

Study on Pressure Drop of Gas-liquid Two-phase Ring Gas Flow in Gas Wellbore

在气井井筒气液两相环雾流压降计算的过程中需要积极应用雷诺相似原理,构建相应的气液两相环雾流压降计算模型,对气液两相模拟实验进行科学设计,其主要目的是对气液两相环雾流特征进行详细研究,在模型构建的基础上,对气井井筒气液两相环雾流压降做出科学计算。

It is necessary to actively apply Reynolds similarity principle to calculate the corresponding gas-liquid two-phase annular fog-flow pressure drop calculation model in gas-liquid two-phase ring mist flow pressure drop calculation in gas wellbore,and scientifically design the gas-liquid two-phase simulation test.The main purpose of this research is to study the characteristics of the gas-liquid two-phase ring mist flow.Based on the model construction,the gas-liquid two-phase ring mist flow pressure drop is scientifically calculated.