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水密舱壁
维基百科,自由的 encyclopedia
水密舱壁(英语:Watertight Bulkhead),或称隔舱板[1],是一种提升船舶安全性的造船设计和技术,指的是能将船体区分成许多个船舱(英语:Cabin (ship)),使各舱室(英语:Compartment (ship))互不相通的“防水壁”。
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水密舱壁在规范的水压条件下不渗透水,其将船体内部空间区隔划分成若干个水密隔舱,一旦某几个隔舱发生破损进水,水流不会在其间相互流动,如此一来船舶在受损时,依然能具有足够的浮力和稳定性,进而减低立即沉船的危险。