MAGNETO-SEISMIC EXPLORATION METHOD AND SYSTEM
    9.
    发明申请
    MAGNETO-SEISMIC EXPLORATION METHOD AND SYSTEM 审中-公开
    磁电地震勘探方法和系统

    公开(公告)号:WO2017155737A1

    公开(公告)日:2017-09-14

    申请号:PCT/US2017/019898

    申请日:2017-02-28

    Abstract: Systems and methods are provided for a magneto- seismic exploration of a subsurface region. An electromagnetic source may transmit time-varying electromagnetic field into the subsurface region, in the presence of a static or time-varying magnetic field, such that a component of the electric field associated with the time-varying electromagnetic field is substantially parallel to an interface between two subsurface formations in the subsurface region, wherein the electric field interacts with the static or time-varying magnetic field and creates a Lorentz force in each of the subsurface formations. One or more seismic receivers may detect a seismic signal generated by a Lorentz force change at the interface between the two subsurface formations. A computer system may be programmed to process and present the detected seismic signal.

    Abstract translation: 系统和方法被提供用于地下区域的磁地震勘探。 电磁源可以在存在静态或时变磁场的情况下将时变电磁场传输到地下区域中,使得与时变电磁场相关联的电场的分量基本平行于接口 在地下区域中的两个地下地层之间,其中电场与静态或时变磁场相互作用并且在每个地下地层中产生洛伦兹力。 一个或多个地震接收器可以检测由两个地下地层之间的界面处的洛伦兹力变化产生的地震信号。 计算机系统可以被编程来处理和呈现检测到的地震信号。

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