流体流动阻力测定实验报告陕西师范

流体流动阻力测定实验装置（LZ101B）——实验报告第4页共4页浙江中控科教仪器设备有限公司流体流动阻力测定实验报告流体流动阻力测定1光滑管原始数据:序号流量(L/h)光滑管mmH2O温度左右压差t(℃)1600693675182229007006594123314006986178124418007125861262452600743508235256300075744930825装置参数:管内径0.02m,管长1.0m,根据滞流(层流)时，并查出实验温度下的流体密度和粘度计算结果如下:流量V(m3/h)流速u(m/s)密度ρ(kg/m3)粘度μ(PaS)雷诺数Re压差R(m)阻力系数λ0.60.530517997.22429.74E-0410858.930.0180.0209720.90.795775996.99259.49E-0416715.180.0412.12E-021.41.237872996.75369.25E-0426677.800.0811.73E-021.81.591550996.75369.25E-0434300.020.1261.63E-022.62.298905996.50759.02E-0450823.300.2351.46E-023.02.652583996.50759.02E-0458642.270.3081.44E-02曲线或分析:2粗糙管原始数据:序号流量(L/h)粗糙管mmH2O左右压差1400037.980.943.02350045.780.234.53300052.678.626.04250058.576.518.05200075.175.112.36150066.073.57.507100068.772.43.70850070.471.71.30装置参数:管内径0.02m,管长1.2m,计算结果:流量V(m3/h)流速u(m/s)温度t(℃)密度ρ(kg/m3)粘度μ(PaS)雷诺数Re压差R(m)阻力系数λ0.50.44209718.4997.99871.07E-038233.9840.0132.18E-021.00.88419418998.0791.08E-0316294.420.0371.55E-021.51.32629118998.0791.08E-0324441.640.0751.40E-022.01.76838818998.0791.08E-0332588.850.1231.29E-022.52.21048517998.27471.11E-0339668.280.1801.21E-023.02.65258316998.46321.14E-0346349.580.2601.21E-023.53.0946815.8998.50011.15E-0353786.360.3451.18E-024.03.53677715998.64451.17E-0360168.330.4301.13E-02曲线或分析:3局部阻力管原始数据：序号流量(L/h)局部阻力管mmH2O左右压差11600605741136219005757501753220053277324142500507808301装置参数:管内径0.02m,管长1.0m,根据公式计算结果如下：流量V(m3/h)流速u(m/s)温度t(℃)密度ρ(kg/m3)粘度μ(PaS)雷诺数Re压差R(m)局部阻力系数ξ1.61.41471127995.99378.57E-0432889.750.1360.1584841.91.67996927995.99378.57E-0439056.