计算条件：
钢管，水温：5～12°C，ν＝0.0000014 m2/s,K=0.2MM，ρ＝1000kg/m3水流量Gkg/h15000003960005760063500063500075000017800021405000126000200000管径dm0.450.260.0520.350.30.360.20.0250.020.10.25水流速m/s2.622.077.541.832.502.051.571.214.424.463.00842,516.77384,965.35279,974.80458,569.84534,998.15526,572.98224,951.9821,635.8363,188.76318,471.34535,714.29雷诺数Re摩擦阻力系数沿程阻力λRmPa/m0.01740.01990.02920.01860.01910.01840.02150.03800.03850.02480.0199132.441.2315,951.36.40198.34107.19132.811,113.5918,794.492,459.7550.动压Kg/m.s23,435.252,148.4428,409.091,682.293,116.652,096.711,239.78734.009,782.419,939.554,500.00局部阻力局部阻力系数局部阻力总阻力PaPa132.441.2315,951.36.40198.34107.19132.811,113.5918,794.492,459.7550.
