地震正演技术在深反射地震剖面探测中的应用

王光文, 王海燕, 李洪强, 李文辉, 庞永香

Research and application of seismic forward simulation technology in deep reflection seismic profile detection

WANG Guang-Wen, WANG Hai-Yan, LI Hong-Qiang, LI Wen-Hui, PANG Yong-Xiang

图6 共炮点道集记录对比 底图—原始单炮记录;覆盖图—模拟单炮记录;a1、a2—100km处射线追踪模拟单炮记录修正前、后对比;b1、b2—200km处射线追踪模拟单炮记录修正前、后对比;c1、c2—280km处射线追踪模拟单炮记录修正前、后对比;d1、d2—280km处波动方程正演模拟单炮记录修正前、后对比

Fig.6 Comparison of common shot point gather records base map—original single shot record;overlay map—simulate single shot record;a1、a2—100km comparison of ray tracing forward simulation before and after single shot correction;b1、b2—200km comparison of ray tracing forward simulation before and after single shot correction;c1、c2—280km comparison of ray tracing forward simulation before and after single shot correction;d1、d2—280km comparison of wave equation forward modeling before and after single shot correction