陆家嘴防排烟计算说明书(12 14)(5)

L1保持双扇门一定的正压值所需的送风量L2开启着火层疏散门时为保持门洞风速所需的送风量L1保持电梯门一定的正压值所需的送风量Z-W-W-AA/16-X/12-13X/12-1317Y-Z/16-17X-Y/17-180.201.960.34m3/sm/sm3/s3公式公式公式R10-R11 /R33-R34樓梯21110.207.840.000.827*(2*(2+1.4)*0.004)*SQRT(50)*1.251.4*2*0.71.25*0.827*SQRT(25)*((2.5+1.7)*2+2.5)*0.006M-N/19-20P-N/ 15-16P-N / 12-13U-V / 10-11U-V /12-13消防电梯廳 (軸消防电梯廳 (軸消防电梯廳 (軸線位置 W-X/12-13)線位置 X-Y/22-23)線位置 X-Y/26-27)消防电梯廳(軸線位置 P-Q/16-17)序号X-Y-Z/25-Y/22-2623双扇逃生门 / 合用前室內的电梯门數量*樓層四層三層二層首層楼梯间及疏散门风量3L1 (m/s)保持门洞处风速风量L2 (m3/s)送风阀门风量 L3(m3/s)所需送风量(m3/s)樓梯212-0.407.840.00樓梯212-0.407.840.00樓梯-1110.003.920.00樓梯（左）樓梯（右）111111000.203.920.000.203.920.00樓梯11110.203.920.00樓梯11010.203.920.00樓梯11110.203.920.00樓梯11110.203.920.00樓梯（左）樓梯（右）樓梯（左）樓梯（右）樓梯（左）樓梯（右）樓梯（上）樓梯（下）樓梯（上）樓梯（下）双扇门11--------21111111111211101001112111111111120.203.920.000.203.920.000.003.920.000.003.920.000.003.920.000.003.920.000.003.920.000.003.920.000.003.920.000.003.920.000.003.920.22电梯门22220.680.00双扇门11110.001.960.11电梯门11110.340.00双扇门22220.003.920.33电梯门33331.010.00双扇门电梯门113121310.005.880.170.340.008.248.249.500.502.0024.551.080.801.653.924.800.501.0014.801.140.801.654.125.500.501.1015.301.260.801.654.125.500.501.1015.301.260.801.654.124.800.501.1014.601.100.800.804.124.800.501.1014.601.100.800.804.124.800.501.0022.300.550.800.804.124.800.501.0022.300.550.800.808.049.500.502.0024.651.110.801.654.125.500.501.1015.301.260.801.654.125.500.501.1015.301.260.801.653.924.800.501.0014.800.380.801.653.924.800.501.0014.800.380.801.653.924.800.501.0014.801.140.801.653.924.800.501.0014.801.140.801.653.924.800.501.0014.801.140.801.653.924.800.501.0014.801.140.801.653.924.800.501.0014.801.140.801.653.924.800.501.0014.801.140.801.654.825.500.501.1045.281.320.801.652.414.800.501.0044.691.320.801.655.265.500.501.1045.171.320.801.656.388.000.501.6047.832.001.002.00加压风机率风量 (设9.5010%余量) (m3/s)竖井/主送风管闊度(米)0.50竖井/主送风管高度(米)2.00送风口數量(L4和L2)每個送风口风量(m3/s)送风口面積(m2)送风口高度(米)送风口闊度(米)24.551.080.801.65POD-POD-POD-POD-POD-POD-POD-POD-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-POD-SPF-L4-SPF-SPF-SPF-SPF-SPF-SPF-SPF-SPF-加壓风机編号L4-08L4-09L4-11L3-02L4-12L4-13L4-15L4-0102L4-10L3-01L4-14L2-09L4-16L4-17L4-03L4-04L4-05L4-06L4-07* 1. 双扇逃生门數量不包括机电房门以及樓梯與合用前室(电梯廳或消防电梯廳)之间的逃生门* 2. 送风口的风速不超過 6 米/秒 及有效面積為70%或以上。*3. 首层楼梯间不设送风口。*4.当计算L2(保持开启着火层疏散门时为保持门洞处风速)的送风量,由于首层楼梯间乃逃生门连接室外,因此无须考虑保持门洞处风速。*5. 所有加压风机设10%或以上的预留送风量。L1=0.827x?P x 漏风面積 x 1.25漏风面積: 双扇门 (2m 高 x 1.4m 阔) = (2+1.4)x2x0.004电梯门(2.5m 高x 1.7m 阔)= [(2.5+1.7) x 2 + 2.5]x 0.006L2 = 0.7 m/s x 门开启面積双扇门= 0.7 x 2 x1.4 =1.96L3(送风漏风量)=送风口面積 x 0.083?POD-LPF-L4-04POD-LPF-L4-01POD-LPF-L4-02POD-LPF-L4-03