A riser tensioner is disclosed. The riser tensioner according to the present invention comprises: a support installed at a derrick; a support frame connected to the support, with the other end extended towards the inside of a moon pool; a rack gear which is installed on a side of a telescopic joint connected to the riser; and a pinion gear which is installed at the support frame so as to be rotatable by the driving power of a drive motor, and which is geared with the rack gear to give tensile force to the riser.

    라이저 텐셔너가 개시된다. 라이저 텐셔너는, 데릭에 설치되는 지지대와, 지지대에 연결되고 타단은 문풀의 내부 방향으로 연장되는 지지 프레임과, 라이저에 연결되는 텔레스코픽 조인트(telescopic joint)의 측면에 설치되는 랙 기어와, 지지 프레임에 구동모터의 구동력에 의해 회전 가능하게 설치되며 랙 기어에 치합되어 라이저에 인장력을 부여하는 피니언 기어를 포함한다.


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    Title :

    RISER TENSIONER


    Additional title:

    라이저 텐셔너


    Contributors:
    KIM SUNG JOON (author) / CHO GUN RAE (author) / CHO SEONG HO (author)

    Publication date :

    2019-01-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

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



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