微构造对剩余油分布的影响
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摘要
为了在老油田后期开发中更好地寻找剩余油 ,从油层微构造、断层及断面的封堵性出发 ,分析了微构造对剩余油分布的影响 ,确定了剩余油分布的有利地区为 :(1 )正向微构造 ,包括低部位的正向微构造 ;(2 )断层形成的微构造 ,包括断层封闭、断层夹持以及断层遮挡的非主流线区形成的微构造。D油藏的实际钻井结果表明 :通过微构造确定剩余油的富集区是一种好方法 ;断层及油层微构造是控制剩余油分布的重要因素 ;正向油层微构造和断层形成的微构造为剩余油富集区。
Searching for residual oil is important for old oil field. By studying micro structure of oil reservoir, fault and the sealing, the paper points out the character of micro structures is very important factor to control distribution of residual oil. Based on the study, two potential areas were defined, (1) the positive micro structures, including the positive micro structures in low position;(2) the micro structures by fault, including sealing, hold and barrier of fault. By penetration of reservoir, it was indicated that determining the rich area of distribution of residual oil by micro structure is a valuable method; fault and micro structure of oil reservoir is very important factor to control residual oil. The positive micro structures of oil reservoir and fault are the area where residual oil is concentrated.
引文
[1 ] FrenchWS .Two -DimensionalandThree-DimensionalMigrationofModelExperimentReflectionProfiles[J] .Geophysics.1 974,39(3)
    [2 ] 吴元燕 ,陈碧珏 .油矿地质学 [M ] .北京 :石油工业出版社 ,1 996
    [3] 何琰 ,吴念胜 .三维地震在油藏挖潜中的应用———以L油藏为例 [J] .西南石油学院学报 ,1 999,2 1 (2 )
    [1 ] 李兴国 .油层微型构造对油井生产的控制作用 [J] .石油勘探与开发 ,1 987,1 4 (2 )

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