Marine seismic source towing apparatus and method
    1.
    发明申请
    Marine seismic source towing apparatus and method 有权
    海洋震源牵引装置及方法

    公开(公告)号:US20030151974A1

    公开(公告)日:2003-08-14

    申请号:US10071105

    申请日:2002-02-08

    CPC classification number: G01V1/3808 G01V1/04

    Abstract: A marine acoustic source system has relativley densely packed energy sources arrayed in a tandem-like fashion along a horizontal plane. Preferably, a longitudinal axis of each source lies orthogonal to a pre-determined towing direction. The system includes protective tubes that encloses supply lines and auxiliary equipment, and a harness. The harness provides the primary mechanical connection for towing the sources through the water. To minimize bending of the supply lines, connectors having angular portions connect the sources to the supply lines. Further, the sources can be arranged such that source connection interfaces for receiving power, hydraulic fluid, or data point alternately in opposing directions. During use, the sources, e.g., air guns, are supported at a predetermined depth beneath the water's surface by a floatation buoy. Upon activation, the sources of a cluster each release individual air bubbles into the water. Because the air guns are relatively densely packed, the individual air bubbles coalesce into a single bubble that produces the desired acoustical signal.

    Abstract translation: 海洋声源系统具有沿水平面以串联方式排列的相对密集的能量源。 优选地,每个源的纵向轴线垂直于预定的牵引方向。 该系统包括围绕供应管线和辅助设备的保护管以及线束。 该线束提供了通过水拖动源的主要机械连接。 为了最小化供应线的弯曲,具有角部的连接器将源连接到供应线。 此外,源可以被布置成使得用于接收功率的源连接接口,液压流体或数据在相反的方向上交替地点。 在使用期间,诸如空气枪的源通过浮标浮标在水表面下方的预定深度处被支撑。 一旦激活,簇的源将各个气泡释放到水中。 因为气枪相对密集,各个气泡聚结成一个产生所需声学信号的单个气泡。

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