风管阻力损失-2019.08.19-LJY

计算风管沿程和局部阻力损失序号序号管段编号管段编号管长管长/(m)/(m)风量风量/(m3/h)/(m3/h)速度速度/(m/s)/(m/s)外形尺寸/外形尺寸/（a×b（a×bmm)mm)当量直径当量直径Dd/(mm)Dd/(mm)比摩阻比摩阻/(Pa/m)/(Pa/m)沿程损失沿程损失/(pa)/(pa)局阻系局阻系数/数/ζ局部损失局部损失/(pa)/(pa)290度弯头1.008000.0011.325005000.000.2419.0831--21.658000.0011.325005002.6304.340.004三通转弯11.004000.0015.733003000.000.16024.545三通转弯21.004000.0015.735003000.000.16024.54690度弯头1.008000.0011.325005000.000.24019.0872--31.808000.0011.325005002.6304.730.0083--41.18000.0011.325005002.6302.890.00990度弯头1.008000.0011.325005000.000.24019.08104--535.008000.0011.325005002.63092.050.001190度弯头1.008000.0011.325005000.000.24019.08125--65.458000.0011.325005002.63014.330.00系统风管道阻力计算表系统风管道阻力计算表13135度弯头1.008000.0011.325005000.000.14411.45146--74.008000.0011.325005002.63010.520.001590度弯头2.008000.0011.325005000.000.24019.08167--895.008000.0011.325005002.630249.850.001790/45度弯头1.008000.0011.325005000.000.24019.08188--92.008000.0011.325005002.6305.260.001990/45度弯头1.008000.0011.325005000.000.24019.08209--1015.008000.0011.325005002.