| 任意空间取向TI介质中长排列非双曲动校正公式优化(英文) |
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| 引用本文： | 郝重涛,姚陈,张建中.任意空间取向TI介质中长排列非双曲动校正公式优化(英文)[J].应用地球物理,2010,7(4):336-347. |
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| 作者姓名： | 郝重涛 姚陈 张建中 |
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| 作者单位： | 中国地震局地质研究所;内蒙古地震局 |
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| 基金项目： | the National Natural Science Foundation of China(Grant No.40874028);the Special Fund (Grant No.2008ZX05008-006-004). |
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| 摘 要： | 常规长排列非双曲动校正公式是在VTI介质中得到的,它不能满足任意空间取向TI(ATI)条件下的扩展.本文以VTI介质中非双曲动校正公式为基础,基于我们推导得出的ATI介质中精确四次时差系数解析解和NMO速度解析解,给出ATI介质中长排列优化的非双曲动校正公式.通过与各向异性射线追踪方法计算所得出的"精确走时"结果对比,研究表明优化后的非双曲动校正公式能精确地描述任意强弱、ATI介质中随测线方位变化的走时曲线,可以用来替代耗时、多偏移距、多方位的射线追踪方法正演拟合ATI介质中长偏移距反射走时,为利用非双曲时距的各向异性参数反演提供理论基础性认识。
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| 关 键 词： | TI介质 任意空间取向 非双曲动校正公式 反射时距 长偏移距 |
| 收稿时间： | 3 May 2010 |
Optimized nonhyperbolic moveout correction equation of long-offset seismic data for TI media with an arbitrary spatial orientation |
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| Chong-Tao Hao,Chen Yao,Jian-Zhong Zhang.Optimized nonhyperbolic moveout correction equation of long-offset seismic data for TI media with an arbitrary spatial orientation[J].Applied Geophysics,2010,7(4):336-347. |
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| Authors: | Chong-Tao Hao Chen Yao Jian-Zhong Zhang |
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| Institution: | (1) Physical Sciences and Engineering Division, King Abdullah University for Science and Technology (KAUST), Thuwal, Saudi Arabia;(2) Bureau of Economic Geology, The University of Texas at Austin, Austin, TX, USA |
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| Abstract: |
Yao,C.,2004,NMO velocity for 3D dipping reflector and arbitrary orientation TI:20th Ann.Mtg.,Chinese Geophysical Society (in Chinese),493.
Yao,C.,2007,The transformation between three type coordinates and TI coordinates:20th Ann.Mtg.,Chinese Geophysical Society (in Chinese),600.
You,J.J.,Chang,X.,and Liu,Y.K.,2006,Optimization of nonhyporbolic movcout correction equation of longoffset seismic data in VTI media:Chinese J.Geophys.(in Chinese),49(6),1770-1778.
Zhang,J.Z.,2005,Joint inversion of P-wave NMO velocities and VSP traveltimes in 3D TI media:PhD Dissertation,Institute of Geology,China Earthquake Administration,Beijing.
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| Keywords: | TI media arbitrary spatial orientation nonhyperbolic moveout equation reflection traveltime long-offset |
| 本文献已被 CNKI 万方数据 SpringerLink 等数据库收录！ |
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