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emergency ventilation
释义
emergency ventilation
Encyclopedia
工学
工艺局部通风
释
emergency ventilation
事故通风
在一些生产工艺过程中,由于操作事故或者设备故障,有可能突然产生大量有毒有害气体、易燃易爆气体、粉尘或气溶胶等有害物质,为了防止有害物质对工作人员造成伤害和防止事故进一步扩大,需要尽快将有害物质排至室外的通风方式。事故通风装置只有在发生事故时才开启使用,对事故现场进行强制通风。
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