Disclosed is a drillship. The drillship of the present invention comprises a moonpool prepared in the hull, and a drill floor prepared in the hull. The drill ships lowers center of gravity of the hull by arranging the drill floor to descend with the predetermined height, and moves the longitudinal center of gravity of the hull toward the stern space unit by preparing a ROV (remotely operated vehicle) arranged in a well test area of the hull over a riser rack.

    드릴쉽이 개시된다. 본 발명의 드릴쉽은, 선체에 마련되는 문풀; 및 선체에 마련되는 드릴 플로어를 포함하며, 드릴 플로어를 미리 결정된 높이로 하강 배치하여 선체의 무게 중심(center of gravity)을 낮추고, 선체의 웰 테스트 영역에 있는 ROV(remotely operated vehicle)를 라이저 랙에 마련하여 확보된 선미 공간부 방향으로 선체의 종방향 중심(longitudinal center of gravity)을 이동시키는 것을 특징으로 한다.


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    Title :

    DRILLSHIP


    Additional title:

    드릴쉽


    Contributors:

    Publication date :

    2015-06-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren



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