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动态物质平衡在海上凝析气田中的应用

Science Technology and Engineering(2011)

Cited 2|Views22
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Abstract
气藏储量的确定是安排采气速度、制定合理气藏开发方案的基础。静压法储量计算前提是需关井恢复并获取地层压力,对于凝析气井的关井会造成井底的积液,积液严重者开井后可能不会实现自喷。借助成熟的管流软件建立井筒管流模型,在优选流动相关式的基础上通过井口油压来求取井底流动压力。基于拟稳态条件下油气藏生产特性,应用动态物质平衡法来确定海上某凝析气藏动态储量。该方法不需关井即可获得地层压力,减小了气井产量损失,对于不便经常开展测试作业的海上气井具有十分重要的应用价值。
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Key words
gas reservoir evaluation of dynamic reserves dynamic material balance pseudosteady state
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