gas drive

inflow performance relationship for non-isothermal dissolved gas drive reservoir

非等温溶解气驱流入动态研究

retrograde condensed liquid tends to being dropped out during development of condensate gas reservoirs, thus showing different flowing characteristics between reservoir percolation and dry gas drive or depletion gas drive.

凝析气藏开发中，反凝析液析出常常不可避免，由此造成储集层渗流表现出与干气或常规溶解气驱流动不同的特性。

trends reservoir behavior of a dissolved gas drive oil reservoir

溶解气驱油藏动态特征

Oil displacement efficiencies of different displacement modes have been evaluated through ultra long basic tubular model, a physical simulation method, to determine the applicability of compound steam flue gas drive after steam huff and puff Appropriate recovery mode and optimized injection parameters were also determined.

通过物理模拟试验手段&利用特长基础管式模型，评价各种驱替方式的驱油效率，以探讨蒸汽吞吐后转蒸汽复合烟道气驱的适应性。确定合适的开采方式和优化的注入参数。

Project Design for Gas Drive of Lower Karamay Reservoir in West District No.5-( 2), Karamay Oilfield

克拉玛依油田五2西区油藏气水交替驱方案设计

the features showed during the development resemble that in dissolved gas drive.

油田开发表现的特征与溶解气驱开发类似。

when the angle between fracture azimuth and well array is 45 for both water-flooding and dissolved gas drive, the recovery percentage is enhanced and the development effect after fracturing is better than that before fracturing.

当裂缝方位与井位成45°角时，无论水驱还是溶解气驱，采出程度均提高，压裂后的开发效果好于压裂前；

in operation design, the energy of dissolved gas drive could be increased through adding pure co 2 to the prepad fluid; and the co 2 might play the role of cooling so as to attain the goal of reducing reservoir temperature.

施工设计中预前置液中加入纯CO2，能增加溶解气驱的能量，CO2可以起到冷却作用，达到降低储层温度的目的；

Application of high temperature gas drive in ultra heavy oil development

高温气体驱油技术在超稠油开发中的应用

Production of attic oil in complex fault block reservoir by CO_2 gas drive

利用CO2气驱开采复杂断块油藏阁楼油

Moreover, numerical simulation method is adopted to study inflow performance characteristics of snaky well in solution gas drive reservoir.

采用数值模拟方法，对贵州赤水宝元构造嘉五1气藏中一口蛇曲井&宝平一井的产能进行了分析研究。

With a vaporizing gas drive , miscibility is achieved at some distance from the injection well.

在蒸汽驱中, 混相在距注井一定距离出现.

The high temperature gas drive agent developed through study is good at foaming and viscosity reduction and is non-pollutive to oil reservoir.

研究表明，开发研制出的高温气体驱油剂具有较好的发泡和降粘作用，且对油层不产生任何污染。

by means of numerical simulative method, recovery percentage of water drive and dissolved gas drive is calculated in the low-permeability oil field before and after fracturing.

应用数值模拟方法，计算了低渗透油田压裂前后水驱和溶解气驱的采出程度；