地层油藏超剥尖灭线夹角定量外推方法模型研究
Progress in Geophysics（2007）
Abstract
地层油藏是一种复杂的油藏类型,在地震描述中根据地震反射特征追踪的尖灭线与实际地层油藏的尖灭线常常存在较大的误差,因此精确落实地层超剥线的位置是地层油藏勘探成功的关键,本文通过大量的正演模型和地质统计方法,发现地层油藏超剥尖灭线的误差与地层和不整合面的夹角有关,从而提出了地层油藏超剥尖灭线夹角定量外推这种新方法,通过实际资料的应用,较好地解决了地层油藏超剥尖灭线不准的问题,取得了良好地质效果.
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Key words
model,error,dip angle,overlap-denudation pitching-out line,included quantitive extrapolation,stratigraphic reservoir
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