共反射面元叠加技术在南海北部莺—琼盆地中的应用

袁全社, 李列, 柴继堂, 邓勇, 李振春

袁全社, 李列, 柴继堂, 邓勇, 李振春. 共反射面元叠加技术在南海北部莺—琼盆地中的应用[J]. 海洋地质前沿, 2011, 27(10): 41-48.
引用本文: 袁全社, 李列, 柴继堂, 邓勇, 李振春. 共反射面元叠加技术在南海北部莺—琼盆地中的应用[J]. 海洋地质前沿, 2011, 27(10): 41-48.
YUAN Quanshe, LI Lie, CHAI Jitang, DENG Yong, LI Zhenchun. APPLICATION OF STACKING TECHNIQUE FOR COMMON REFLECTION SURFACE IN YINGGEHAI AND QIONGDONGNAN BASIN[J]. Marine Geology Frontiers, 2011, 27(10): 41-48.
Citation: YUAN Quanshe, LI Lie, CHAI Jitang, DENG Yong, LI Zhenchun. APPLICATION OF STACKING TECHNIQUE FOR COMMON REFLECTION SURFACE IN YINGGEHAI AND QIONGDONGNAN BASIN[J]. Marine Geology Frontiers, 2011, 27(10): 41-48.

共反射面元叠加技术在南海北部莺—琼盆地中的应用

基金项目: 

"十一五"国家重大科技攻关项目(2008ZX05023-004-01)

详细信息
    作者简介:

    袁全社(1977-),男,硕士,工程师,主要从事地球物理勘探项目的管理研究工作.E-mail:yuanqsh@cnooc.com.cn

  • 中图分类号: P631.4+2

APPLICATION OF STACKING TECHNIQUE FOR COMMON REFLECTION SURFACE IN YINGGEHAI AND QIONGDONGNAN BASIN

  • 摘要: 随着莺—琼盆地油气勘探开发的不断深入,2 700 m以下的中深层地震资料品质迫切需要提高,而改善信噪比提高成像质量则是需要深入研究的重点内容之一。基于共反射面元(CRS)叠加在改善中深层地震资料信噪比方面具有理论和技术应用优势,由于考虑了反射层的局部特征和第一菲涅耳带内的全部反射,对复杂地质问题的适应性得以增强,真正实现了高信噪比叠加,从而改善中深层低信噪比区的成像质量。通过理论研究分析、模型试处理及莺—琼盆地实际地震资料处理中具体的应用与试验,取得了明显的效果,即该区中深层地震资料信噪比显著增强,大大提高了解释的可靠程度。总之,共反射面元叠加技术在莺—琼盆地具有较高的推广应用价值。
    Abstract: With the in-depth geological study in the Yinggehai and Qiongdongnan Basin, it is required to improve the quality of seismic data for deep strata (under-2 700 m). Enhancing S/N ratio for images is one of the choises. The technique of common reflection surface stacking (CRS) has a lot of advantages. It takes not only partial characteristics but also all the reflections in the Fresnel zone into account. CRS stack has good adaptability to a complex geological situation. It can achieve real high S/N ratio stacking for better imaging in the deep layer. The article combines the theoretical analysis, model testing and seismic data processing together. S/N ratio and interpretation reliability are improved for deep seismic data. In this regard, CRS stacking is worthy to be promoted in the Yinggehai and Qiongdongnan Basin.
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出版历程
  • 收稿日期:  2011-08-02

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