Method of using seismic reflection waves to detect ultra-shallow layer fault
The invention discloses a method of using seismic reflection waves to detect an ultra-shallow layer fault. A single-well multi-shot excitation and ground multichannel receiving mode is adopted to directly acquire, analyze and translate the shallow fault plane information. The method of the invention...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a method of using seismic reflection waves to detect an ultra-shallow layer fault. A single-well multi-shot excitation and ground multichannel receiving mode is adopted to directly acquire, analyze and translate the shallow fault plane information. The method of the invention can directly detect the development condition of a newly-constructed movement track-ultra-shallow layer active fault, intuitive seismic and geological data can be provided for analysis and prediction on the development and the happening, and the problem that a near-surface active fault is hard to detect can be solved.
本发明公开了种利用地震反射波探测超浅层断层的方法,采用单井多炮激发、地面多道接收的方式,直接对浅部断层面信息进行采集、分析和解译。本发明方法能够对新构造运动行迹---超浅层活断层的发育情况进行直观的探测,能够对其发生、发展的分析及预测等提供直观的地震地质资料,能够解决近地表活断层难以探测的问题。 |
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