隧道火灾烟气弥漫,对于判断火源实施灭火带来困难。消防官兵采用细水雾大功率正压排烟装备,对隧道实施正压送风,将烟气散,为内攻灭火小组接近火源提供了有利条件。在排烟车的掩护下,灭火车辆随后跟进,迅速将火扑灭,创造了大功率排烟车与灭火车配合扑灭隧道火灾的战例。 Tunnel fire smoke filled, for determining the source of fire to bring fire difficulties. Fire officers and men using water mist high-power positive pressure exhaust equipment, the implementation of the positive pressure air supply, the flue gas scattered, for the fire inside the fire agency close to the fire provides favorable conditions. Under the cover of the smoke truck, the fire-fighting vehicle subsequently followed up and quickly extinguished the fire and created a battle case in which the high-power smoke-exhaust truck matched the fire-extinguishing vehicle to extinguish the tunnel fire.