地震波逆时偏移中两种成像条件应用效果对比

宋宗平, 陈可洋, 杨微, 李来林, 吴清岭, 范兴才

Comparison of the application effect of two imaging conditions in seismic wave reverse time migration

Zong-Ping SONG, Ke-Yang CHEN, Wei YANG, Lai-Lin LI, Qing-Ling WU, Xing-Cai FAN

图3 不同逆时成像条件理论模型单炮逆时偏移结果 a—复杂构造速度模型;b—正演模拟单炮记录;c—常规逆时成像条件单炮偏移结果;d—基于行波分离法逆时成像条件单炮偏移结果

Fig.3 One shot theoretical model reverse-time migration result with different imaging condition a—Complex velocity model;b—Forward simulation shot gather record;c—Migration result of one shot gather with conventional reverse-time imaging condition;d—Migration result of one shot gather with reverse-time imaging condition based on one-way wave separation scheme