镇巴复杂区地震资料成像处理策略
摘要
通过对镇巴地区ZHEN-NE-06-01宽线的处理试验,找到了一种适应镇巴地区地震资料成像处理策略:先采用非线性旅行时层析反演技术获得高精度的近地表速度—深度模型,再运用综合静校正(层析成像静校正+折射波剩余静校正+反射波剩余静校正)技术消除近地表的影响,然后实施自地表开始的叠前时间偏移完成最终成像。从实际资料处理效果可以看到本策略较好地消除了复杂地区近地表对地震资料成像的影响,提高了成像品质。
引文
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[2]KOGLI NI,MANNJ,HEILMANNZ.CRS-stack-based residual static correction[J].Geophysical Prospecting,2006,54:697-707.
[3]GIERSE G,PRUESSMANNJ,COMAN R.CRS strategies for solving severe static andi magingissuesin seismic data fromSau-di Arabia[J].Geophysical Prospecting,2006,54:709-719.
[4]GUALTIERO B HM,FLAVIO ACCAI NO,GI ULI ANA ROS-SI,et al.Tomographic joint inversion of first arrivals in a real case from Saudi Arabia[J].Geophysical Prospecting,2006,54:721-730.
[5]CLAUDIO BAGAI NI,TARI Q ALKHALIFAH.Application of the topographic datuming operator to a data setfromthe Eastern Arabian Peninsula[J].Geophysical Prospecting,2006,54:731-737.
[6]AL-ALII M N,VERSCHUUR D J.An integrated method for resolving the seismic complex near-surface problem[J].Geophys-ical Prospecting,2006,54:739-750.
[7]ROBERT LEY,WILLEMADOLFS,RALPHBRIDLE.Moham-mad al-homaili,aldo vesnaver and paul ras,ground viscosity and stiffness measurements for near surface seismic velocity[J].Geo-physical Prospecting,2006,54:751-762.
[8]VESNAVER A,BRIDLE R,HENRY B,et al.Geostatistical integration of near-surface geophysical data[J].Geophysical Prospecting,2006,54:763-777.
[9]Z YILMAZ.Seismic data analysis-procdssing,inversion,inter-pretation of seismic data[C].SEG2001.
[10]刘保林,曾凡惠,等.层折成像折射静校正方法[R]∥2006年SPG/SEG昆明国际地球物理会议论文集,2006.
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