东营凹陷深层地震资料采集中的噪音分析与压制
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摘要
随着胜利油田勘探程度的不断提高 ,东营凹陷的深层逐渐成为重要的勘探目的层系 ;由于深层地震资料信噪比低 ,严重影响了对深层的地质研究。根据近年东营深层地震采集实践 ,分析了不同噪音的特征 ,采用相应的技术措施 ,深层资料质量明显提高 ,为深层油气勘探奠定了基础。
Along with the continuous increase of exploration degree in Shengli oilfield, the deep zones of Dongying sag gradually become the important target strata in exploration. Low signaltonoise of seismic data in deep zones seriously affected the geological research of the deep zones. Features of different noise are analyzed according to the seismic acquisition practice in the deep zones of Dongying in recent years. The quality of seismic data is enhanced obviously by using the corresponding technical measures. It lays a foundation of oilgas exploration in the deep zones.
引文
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