面向盐下构造的染色逆时偏移成像

赵国勇, 张剑, 刘畅, 任一, 邢伯申, 李自正, 曲英铭

Staining algorithm-based reverse time migration imaging for pre-salt structures

ZHAO Guo-Yong, ZHANG Jian, LIU Chang, REN Yi, XING Bo-Shen, LI Zi-Zheng, QU Ying-Ming

图15 异常体分析 a—含薄层的盐丘模型;b—含薄层的盐丘模型的常规逆时偏移;c—精准染色的虚部速度场;d—基于精准染色的逆时偏移结果

Fig.15 Analysis of anomalies a—new salt model containing thin layer;b—RTM of new salt model containing thin layer;c—complex domain velocity of precision staining;d—RTM based on precision staining