The pressure gradient, as one of the most important parameters affecting design and operation of gas-lift wells, is the foundation of gas-lift well design.
压力梯度是气举井设计的基本依据，是影响气举井设计和运行的重要参数。
Aim To resolve the influence of pressure gradient, liquid hold-up and mixture density of the different flow model on the design and operation of gas-lift well in oil recovery.
目的解决深井气举采油过程中不同流动型态的压力梯度、持液率、混合物密度对气举井设计和运行影响的问题。
In the purpose of improving the efficiency of gas lift system, it is studied well for the continue gas lift unloading in theory, and the reliabilities of results are validated through the practices.
以提高气举采油系统效率为出发点，从理论研究方面深入认识了连续气举卸载过程，通过对模拟结果的现场应用验证了其可靠性。
Through analyzing the testing data, a reliable well model can be obtained to analyze the actual conditions of gas-lift and select the volume of gas injection.
通过对测试资料的分析，可以得出可靠的油井模型，分析气举井的实际工作状态，优选注气量等。
Factors affect gas lift options: the yield of the well bottom-hole pressure, fluid production index, lifting height and the gas injection pressure.
影响气举方式选择的因素有：井的产率、井底压力、产液指数、举升高度及注气压力等。
Gass lift drainage gas recovery by gas lift valve, from the ground to high-pressure gas injection stop injection Wells, the gas energy gradually lift shaft in the liquid, the well 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。
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。
Gass lift drainage gas recovery by gas lift valve, from the ground to high-pressure gas injection stop injection Wells, the gas energy gradually lift shaft in the liquid, the well 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。
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。
Nitrogen gas - lift not only has become a major fluid flowing method, but also been successfully used in high pour - point oil well, thus opening a new way of special oil recovery.
氮气气举不仅成为常规油井排液的主要手段，而且在高凝油井的成功尝试，使辽河油田利用氮气气举工艺技术在特种油的开采方面拓展了新的途径。
Nitrogen gas - lift not only has become a major fluid flowing method, but also been successfully used in high pour - point oil well, thus opening a new way of special oil recovery.
氮气气举不仅成为常规油井排液的主要手段，而且在高凝油井的成功尝试，使辽河油田利用氮气气举工艺技术在特种油的开采方面拓展了新的途径。
应用推荐