Subway station atrium fire disaster smoke exhaust system and method based on electric ceiling screens
A smoke-blocking vertical wall and smoke exhaust system technology, which is applied in ventilation systems, fire rescue, heating and ventilation control systems, etc., can solve the lack of targeted response measures for fires in the atrium area, adverse effects of personnel evacuation, fire smoke diffusion, etc. problems, to achieve the effect of accelerating discharge, reducing spread and ensuring safety
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[0029] see figure 1 , the fire and smoke exhaust system of the atrium subway station based on the electric smoke screen hanging wall, including the platform level 1 and the station hall level 2, the platform level 1 is located underground, the station hall level 2 is located on the ground, in the public area of the platform level 1 and the station hall The middle part of the public area of layer 2 has a through atrium area 3, the public area of the platform layer is provided with a smoke exhaust port 4, and the top of the public area of the station hall layer is provided with a smoke exhaust port 5, and at the top of the atrium area, There is an atrium smoke outlet 6; outside the atrium area 3, a retractable electric smoke-blocking wall 10 is set on the top of the public area on the station hall floor 2, figure 1 The state shown in is the open state of the electric smoke-blocking wall 10 (the closed state is that the smoke-blocking wall 10 shrinks to the inside of the ...
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