A floating body according to the present invention is provided with: a floating body main body in which a bulkhead space is defined; a tank having a tank main body housed in the large cabin space and capable of storing liquefied gas therein, and a heat insulating wall covering the outer surface of the tank main body and forming a guide path for guiding liquefied gas leaked from the tank main body between the tank main body and the heat insulating wall; a recovery space forming unit provided below the tank main body and defining a recovery space into which the liquefied gas is introduced via the guide path; an air guide wall forming an upper and lower flow path for communicating the recovery space with the upper part of the large cabin space; a gas introduction line capable of introducing a purge gas into the large cabin space; and a discharge line capable of discharging gas from the upper part in the large cabin space.
本发明所涉及的浮体具备:浮体主体,区划有大舱空间;储罐,具有收纳在所述大舱空间内并能够在内部储存液化气的储罐主体、及覆盖该储罐主体的外表面并且在与所述储罐主体之间形成有引导从所述储罐主体泄漏的液化气的引导路的绝热壁;回收空间形成部,设置在所述储罐主体的下方,并区划形成经由所述引导路导入有所述液化气的回收空间;导气壁,形成使所述回收空间与所述大舱空间的上部连通的上下流路;气体导入管路,能够向所述大舱空间内导入吹扫气体;及排出管路,能够从所述大舱空间内的上部排出气体。
Floating body
浮体
2024-03-01
Patent
Electronic Resource
Chinese
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