為什么說現場防爆檢測很重要,原因就是無論是哪種情況引發火災或者爆炸,危害都是極大的,不信咱就來一起看一下回燃、轟燃和滾燃,這三種燃燒現象是非常極端的,一旦發生,后果不堪設想。

什么是回燃?
回燃指當室內通風不良,且因為電氣設備故障或者不符合防爆要求而引發火災,燃燒處于缺氧狀態時,由于空氣的引入導致熱煙氣發生的爆炸性或快速的燃燒現象。回燃發生時,燃燒氣體受熱迅速膨脹,在高壓沖擊波的作用下形成火球噴出,對人員安全和建筑結構造成極大威脅和破壞。
什么是轟燃?
轟燃是指在室內火災中,隨著火勢的發展,高溫煙氣層不斷下沉,溫度越來越高,所有可燃物被熱輻射同時點燃,火災從發展階段轉變為猛烈燃燒階段。
什么是滾燃?
滾燃是指當可燃性煙氣或不完全燃燒的可燃物上升到天花板并水平擴散,達到足夠的濃度時被點火源點燃,甚至有時候不需要點火源,只需要溫度到達點燃值,將瞬間燃燒,并持續在天花板水平滾動的現象。
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