可压缩流体管道阻力降计算表

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,可压缩流体管道阻力降计算表（绝热流动）,,,,,,,,

,1,管道号,,,1,,3,1.00000,0.96280

,2,起点压力P1,KpaA,800.000,800.000,,4,0.96280,0.96267

,3,终点压力P3,KpaA,750.000,750.000,,5,0.96267,0.96267

,4,温度t,℃,80.0,80.0,,6,0.96267,0.96267

,5,流量W,kg/h,66000.0,66000.0,,7,0.96267,0.96267

,6,起点压力下密度ρ1,kg/m3,12.76,12.760,,8,0.96267,0.96267

,7,粘度μ,mPa.s,0.0100,0.0100,,9,0.96267,0.96267

,8,分子量M,,44.100,44.100,,10,0.96267,0.96267

,9,绝热指数k,,1.150,1.150,,11,0.96267,0.96267

,10,管道内径D,mm,350.0,350.0,,12,0.96267,0.96267

,11,管壁绝对粗糙度ε,mm,0.100,0.100,,13,0.96267,0.96267

,12,管道长度L,m,394.8,394.8,,14,0.96267,0.96267

,13,局部阻力当量长度Le,m,88.1,88.1,,15,0.96267,0.96267

,14,位差△H,m,0.0,,,16,0.96267,0.96267

,15,绝热流动的气体音速u音,m/s,276.64,276.64,,17,0.96267,0.96267

,16,质量流速G,kg/(m2.s),190.65,190.65,,18,0.96267,0.96267

,17,流速u,m/s,14.94,14.94,,19,0.96267,0.96267

,18,雷诺数Re,,6672733,6672733,,20,0.96267,0.96267

,,A,,0.000571,,,21,0.96267,0.96267

,,B,,0.000003,,,22,0.96267,0.96267

,,1/λ^0.5迭代计算,,8.192,,,23,0.96267,0.96267

,19,阻力系数λ,,0.01490,0.01490,,24,0.96267,0.96267

,,C=(k+1)/k,,1.870,,,25,0.96267,0.96267

,,D=G^2/k,,3.16E+04,,,26,0.96267,0.96267

,,E=λ*G^2*L/2/D,,373632.706,,,27,0.96267,0.96267

,,,,,,,28,0.96267,0.96267

,,,,,,,29,0.96267,0.96267

,20,计算总压降,Kpa,29.861,29.861,,30,0.96267,0.96267

,21,计算总压降×1.15(安全系数）,Kpa,34.340,34.340,,31,0.96267,0.96267

,22,起终点压差,Kpa,50.000,50.000,,31,0.9626