Gass lift gas lift valve from the ground, the high-pressure gas injection Wells stop the pump, use of gas energy to lift the liquid in the wellbore, the well to restore production capacity.
气举排水采气技术是通过气举阀，从地面将高压天然气注入停喷的井中，利用气体的能量逐级举升井筒中的液体，使井恢复生产能力。
When gas flow velocity in a wellbore is less than a critical gas flow velocity maintaining continuous flowing back in a gas well, a liquid carrying phenomenon occurs in the gas well.
当井筒内气流速度低于维持气井连续排液的临界气流速度时，气井出现携液现象。
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.
基于气体侵入井眼后按气液两相流型分布的原理，利用声波可以早期检测到气侵。
A sand retention screen with large radius and high permeability near the wellbore can be formed by high liquid production and the large amount of sand.
管外高压充填防砂增液技术通过高液量和大砂量在近井地带形成大半径、高渗透的挡砂屏障；
The study work of wellbore stability and capacity to carry rock cutting during liquid UBD and gas drilling is developed.
开展了液相欠平衡及气体钻井井壁稳定及井筒携岩能力研究。
Based on the theory of gas-liquid two-phase flow, the wellbore pressure distribution problems were analyzed in the aerated drilling.
以气液两相流理论为基础，分析了充气钻井的井筒压力分布问题。
Gass lift gas lift valve from the ground, the high-pressure gas injection Wells stop the pump, use of gas energy to lift the liquid in the wellbore, the well to restore production capacity.
气举是通过气举阀，从地面将高压气体注入停泵的井中，利用气体的能量举升井筒中液体，使井恢复生产能力。
The increased gas volume in the wellbore resulted in frequent gas locking of the ESP, which resulted in little to no liquid flowing past the motor and through the pump.
随着井内气体量增加，进一步造成ESP频繁气锁，最终泵只能举升少量甚至举升不出液体。
Based on the theory of annular gas-liquid two-phase flow, a model to calculate gas-cutting fluid flow in wellbore is established, and meanwhile a numerical solution to the model is given.
以环空气液两相流动为理论基础，建立了井筒气侵流动计算模型，同时给出了计算模型的数值求解方法。
The flow of oil and sand mixture in horizontal wellbore is a special flow model of solid-liquid two phase flow in pipe flow actually.
含砂原油在水平井水平段中的流动是液固两相沉降性浆体水平管流的一种特殊形式。
The flow of oil and sand mixture in horizontal wellbore is a special flow model of solid-liquid two phase flow in pipe flow actually.
含砂原油在水平井水平段中的流动是液固两相沉降性浆体水平管流的一种特殊形式。
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