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1、管段编号风量L（m/h）管长L(m)初选风速V(m/s)管道尺寸ab（mm）当量直径（mm）实际流速V(m/s)单位长度摩擦阻力RmPa/m摩擦阻力Pm（Pa）动压（V/2）（Pa）局部阻力系数局部阻力Z（Pa）管段总阻力Pm+Z(Pa)管路总阻力(Pm+Z) (Pa)备注1-20.1222.04.02501201624.071.42.89.941.413.9233.1678.33散流器阀门分叉三通1.3513.420.3043.022-30.2449.34.03201602134.71.413.0213.250.263.4517.77矩形弯头渐缩0.11.333-40.7323.54.750
2、02503335.81.24.220.181.0521.1927.40分流三通渐缩1.02.0184-51.4648.04.76305003904.60.64.812.701.0513.3319.7888.13分流三通渐缩0.131.655-62.9288.05.06306306307.320.554.432.141.2540.1847.78分流三通0.13.216-74.026177.58008008006.30.457.6523.810.511.9119.56分流三通1-20.1222.04.02501201624.071.42.89.941.413.9233.1684.78散流器阀门分叉
3、三通1.3513.420.3043.022-30.2446.06.03201602134.71.413.0213.250.3043.4513.18分流三通3-40.732104.72505003335.81.21220.181.0521.1938.44分流三通0.265.23矩形弯头4-70.1224.04.02501201624.071.42.89.941.413.9233.1688.14散流器阀门分叉三通1.3513.420.3043.029-00.2444.04.03201602134.71.413.0213.251.0513.9115.93分流三通渐缩0.12.02管段编号风量L（m/
4、h）管长L(m)初选风速V(m/s)管道尺寸ab（mm）当量直径D（mm）实际流速V(m/s)单位长度摩擦阻力RmPa/m摩擦阻力Pm（Pa）动压（V/2）（Pa）局部阻力系数局部阻力Z（Pa）管段总阻力Pm+Z(Pa)管路总阻力(Pm+Z) (Pa)备注9-50.4888.04.04003203553.81.310.48.661.0519.49分流三通4-50.9763.05.85003203906.10.92.1722.330.819.56分流三通4-71.70813.57.06304004896.80.8511.4727.740.2618.6818.68矩形弯头11-120.1224.0
5、4.02501201624.071.45.69.941.432.9489.3散流器阀门1.358-110.2442.04.03201602134.71.42.813.251.0516.71分流三通8-110.3664.04.82503202804.60.93.612.71.0516.94分流三通11-120.7324.04.75002503335.81.24.220.180.512.27渐缩6-121.0982.06.05004004445.490.71.418.080.510.44渐缩6-140.1222.04.02503201624.071.42.89.942.7533.1672.41散流
6、器阀门14-140.2442.04.03201602134.71.42.813.251.0511.85分流三通14-40.7322.04.75002503335.81.22.820.181.0527.40分流三通3-150.1222.04.02501201624.071.42.89.942.7533.1675.21散流器阀门15-150.2446.04.03201602134.71.45.613.251.0511.85分流三通15-50.7322.04.75002503335.81.22.420.181.0525.61分流三通主管5.746.07.010008008887.170.63.630
7、.841.0535.9835.98分流三通三层总管26.764.87.52000180037897.430.11.4833.121.0535.2535.25分流三通一层管径计算和阻力计算管段编号风量L（m/h）管长L(m)初选风速V(m/s)管道尺寸ab（mm）当量直径D（mm）实际流速V(m/s)单位长度摩擦阻力RmPa/m摩擦阻力Pm（Pa）动压（V/2）（Pa）局部阻力系数局部阻力Z（Pa）管段总阻力Pm+Z(Pa)管路总阻力(Pm+Z) (Pa)备注1-20.1283.04.02503201624.271.54.510.931.415.3037.4265.67散流器阀门分叉三通1.35
8、14.750.3043.322-30.256104.03202002464.00.858.59.60.262.4910.99矩形弯头3-40.7685.04.25003203904.80.552.7513.821.0514.5217.26分流三通4-50.1284.06.55004004446.40.93.624.570.3047.4611.06153.93分叉三通5-6 1.288.07.08005006157.040.655.229.731.0531.2236.42分流三通6-72.8168.07.38006307046.80.584.6427.741.0529.1233.76分流三通7-
9、83.4568.07.78006307047.80.756.0036.501.0538.3244.32分流三通8-93.9682.87.510008008006.560.451.2625.821.0527.1128.37分流三通1-25.2482.04.02501201624.271.53.010.931.415.3035.9262.28散流器阀门分叉三通1.3514.750.3043.322-30.1286.04.03202002464.00.855.19.61.0510.0815.18分流三通3-50.2563.84.05004004443.840.51.98.841.059.2811.1
10、8分流三通16-170.1284.04.02501201624.271.56.010.931.415.3035.8777.27散流器阀门1.3514.7517-180.2562.04.03202002464.00.851.79.61.0510.0811.78分流三通18-190.7684.04.05004004443.840.52.08.841.059.2811.28分流三通 19-200.5123.04.55002503334.090.61.810.030.3043.044.84分叉三通20-241.1521.55.06304004894.50.50.7512.151.0512.7513.50分流三通管段编号风量L（m/h）管长L(m)初选风速V(m/s)管道尺寸ab（mm）当量直径D（mm）实际流速V(m/s)单位长度摩擦阻力RmPa/m摩擦阻力Pm（Pa）动压（V/2）（Pa）局部阻力系数局部阻力Z（Pa）管段总阻力Pm+Z(Pa)管路总阻力(Pm+Z) (Pa)备注4-50.1282.04.02501201624.271.53.010.931.
