简述油气勘探主要顺序

简述油气勘探主要顺序
2025-03-16 13:49:41
推荐回答(2个)
回答1:

油气勘探阶段主工作流程

油气勘探是从已知到未知,从地表未见到油气显示的沉积盆地开始研究到发现、探明油气田,直到查清油气田内部流体性质及具体分布特征的漫长过程。对这个过程的划分与命名可有不同的方案或说法。从勘探程度上可分为概查、普查、详查和油气田勘探,也可分为区域勘探、圈闭预探和油气藏评价勘探;从勘探主要目标上可为分盆地评价、区带评价、圈闭(靶区)评价和油气田勘探。

详细的工作流程,可以参考下图:

回答2:

按照“先找后探”的顺序,油气调查勘探可以划分为调查与勘探两大阶段。调查(又称找油)阶段的主要任务是研究某一区域内有无油气田存在的地质条件,以及区域中哪一部分面积前景较好。勘探阶段则是用钻井配合测井、试油等手段证实油气田的存在,并确定其分布面积和储量

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