A liquefied gas storage tank of the present invention includes: a primary barrier made of metal forming an accommodation space for accommodating cryogenic substances; a primary insulation wall provided outside the primary barrier; a connection insulation wall provided in a space between neighboring primary insulation walls; a heat flow prevention member provided in a gap between the primary insulation wall and the connection insulation wall; a secondary barrier provided outside the primary insulation wall; and a secondary insulation wall provided outside the secondary barrier, wherein the connection insulation wall has a side step part protruding toward the primary insulation wall, and the heat flow prevention member may be provided on the side step part. One objective of the present invention is to block a path of heat convection caused by an upper and lower temperature difference inside the gap formed between the primary insulation wall and the connection insulation wall.

    본 발명의 액화 가스 저장 탱크는 극저온 물질을 수용하는 수용 공간을 형성하는 금속 재질의 1차 방벽; 상기 1차 방벽의 외측에 마련되는 1차 단열벽; 이웃하는 1차 단열벽 사이의 공간에 마련되는 연결 단열벽; 상기 1차 단열벽 및 상기 연결 단열벽 사이의 간극에 마련되는 열대류 방지 부재; 상기 1차 단열벽의 외측에 마련되는 2차 방벽; 및 상기 2차 방벽의 외측에 마련되는 2차 단열벽을 포함하고, 상기 연결 단열벽은 상기 1차 단열벽을 향해 돌출된 형상의 측면 단차부를 구비하고, 상기 열대류 방지 부재는 상기 측면 단차부 상에 마련될 수 있다.


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    Title :

    LIQUEFIED GAS STORAGE TANK AND VESSEL HAVING THE SAME


    Additional title:

    액화 가스 저장 탱크 및 이를 포함하는 선박


    Contributors:

    Publication date :

    2022-12-09


    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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