The present invention relates to a liquefied gas storage tank and a vessel including the same. The liquefied gas storage tank, which is provided on a support body with a liquefied gas storage space, includes: a metal primary barrier forming the storage space; a unit wall having a primary insulation wall provided on an outer side of the primary barrier, a secondary barrier provided on an outer side of the primary insulation wall, and a secondary insulation wall provided on an outer side of the secondary barrier and fixed to the support body; a connection barrier connecting secondary barriers of a pair of unit walls adjacent to each other with each other; and a connection insulation wall placed between primary insulation walls of the pair of unit walls adjacent to each other. The secondary insulation wall has a metal anchor piece welded with the connection barrier on the circumference of an upper side thereof, and the connection barrier has a connecting piece extended upward and fixed to the connection insulation wall. Therefore, the present invention is capable of maximizing durability.

    본 발명은 액화가스 저장탱크 및 이를 포함하는 선박에 관한 것으로서, 지지체에 마련되며 액화가스 저장공간을 갖는 액화가스 저장탱크로서, 상기 저장공간을 형성하는 금속 재질의 1차 방벽; 상기 1차 방벽의 외측에 마련되는 1차 단열벽과, 상기 1차 단열벽의 외측에 마련되는 2차 방벽과, 상기 2차 방벽의 외측에 마련되며 상기 지지체에 고정되는 2차 단열벽을 갖는 단위 벽체; 서로 인접한 한 쌍의 상기 단위 벽체의 상기 2차 방벽을 상호 연결하는 연결 방벽; 및 서로 인접한 한 쌍의 상기 단위 벽체의 상기 1차 단열벽 사이에 배치되는 연결 단열벽을 포함하며, 상기 2차 단열벽은, 상면의 둘레에 상기 연결 방벽이 용접되는 금속 재질의 앵커 피스가 마련되고, 상기 연결 방벽은, 상방으로 연장되며 상기 연결 단열벽에 고정되는 커넥팅 피스가 마련된다.


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    Title :

    Liquefied gas storage tank and vessel comprising the same


    Additional title:

    액화가스 저장탱크 및 이를 포함하는 선박


    Contributors:
    KIM DONG WOO (author) / CHOI BYUNG KI (author) / OH HOON KYU (author) / KIM YONG TAI (author)

    Publication date :

    2022-04-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES



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