人工举升

缩小尺寸、使用虚拟阀和文丘里阀可增强气举性能

本文的作者讨论了较小端口尺寸的有效性以及使用虚拟阀和文丘里阀来增强气举性能并最大限度地提高成熟海上油田的采收率。

石油生产平台
盖蒂图片社。

埃及一个成熟的近海油田已进入枯竭阶段。其大多数气举设计基础都是在生产启动期间启动的,并具有标准化的大型气举阀端口尺寸和窄间距集。储层枯竭期间井流不一致会增加系统的复杂性。因此,创建了筛选模型来选择候选井以缩小规模并更换虚拟阀和文丘里阀。

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Artificial lift

Downsizing, Use of Dummy and Venturi Valves Enhance Gas Lift Performance

The authors of this paper discuss the effectiveness of smaller port sizes and the use of dummy and Venturi valves to enhance gas lift performance and maximize recovery in mature offshore fields.

oil production platform
Getty Images.

A mature offshore Egyptian field has entered a depletion phase. Most of its gas lift design bases were initiated during production startup and feature standardized sets of large gas lift valve port sizes with narrow spacing. Inconsistent well flow during reservoir depletion adds complications to the system. Therefore, a screenout model was created to select candidate wells for downsizing and for changing out with dummy and Venturi valves.

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