气液两相流管道阻力降计算表自创软件供试用

两相流管道（非闪蒸型）阻力降计算表,,,,,,,,,,,,管件、阀门当量长度计算,,,

说明：1、应勾选excel工具选项中的迭代计算；2、本表编制依据为HG/T20570.7-95；3、输入基础数据，黄色底色单元格为可输入单元格；4、通过右图判断流型，如判断流型为柱状流、活塞流，应采取缩小管径的措施来避免，使流型为分散流、环状流、波状流或层流；5、输入管道长度、位差，并用右侧表格计算局部当量长度；6、比较两种方法计算结果，取较大值。,,,,,,,,,,,,名称,"当量长度

（D的倍数）","数量

（个）","当量长度

（m）"

基础数据,管道号,,,,,,,,,,,闸阀,8,,0.0

,气相质量流量WGkg/h,55441.0,,,,,,,,,,截止阀,340,,0.0

,液相质量流量WLkg/h,317659.0,,,,,,,,,,Y型截止阀,55,,0.0

,气相密度ρGkg/m3,0.9259,,,,,,,,,,角阀,150,,0.0

,液相密度ρLkg/m3,1217.410,,,,,,,,,,旋启式止回阀,100,,0.0

,气相粘度μGmPa.s,0.010,,,,,,,,,,升降式止回阀,600,,0.0

,液相粘度μLmPa.s,0.500,,,,,,,,,,Y型升降式止回阀,55,,0.0

,液相表面张力σLN/m,0.0700,,,,,,,,,,球阀,30,,0.0

,管道内径dmm,1024.0,,,,,,,,,,蝶阀(DN50-200),45,,0.0

,管壁绝对粗糙度εmm,0.046,,,,,,,,,,蝶阀(DN250-350),35,,0.0

,管道截面积Am2,0.82313,,,,,,,,,,蝶阀(DN400-600),25,,0.0

,气相体积流量VGm3/s,16.6328,,,,,,,,,,旋塞阀,18,,0.0

,液相体积流量VLm3/s,0.0725,,,,,,,,,,450弯头,16,,0.0

水平管流型判断,伯克（Baker）参数Bx,4.0,,,,,,,,,,900弯头,30,1,30.7

,伯克（Baker）参数By,14243.6,,,,,,,,,,1800弯头,50,,0.0

垂直管流型判断,弗鲁特(Froude)数Fr,41.00,,,,,,,,,,三通（直通）,20,,0.0

,气相体积分率Fv,1.00,,,,,,,,,,三通（分枝）,60,,0.0

阻力降计算（均相法）,气、液两相流总质量流量WTkg/h,373100.0,,,,,,,,,,合计,,,30.7

,气相质量分率Y,0.1486,,,,,,,,,,,,,

,气、液两相流平均密度ρHkg/m3,6.20,,,,,,,,,,,,,

,液相体积分率X,0.0043,,,,,,,,,,,,,

,气、液两相流平均粘度μHmPa.s,0.0121,,,,,,,,,,,,,

,气、液两相流平均流速uHm/s,20.29,,,,,,,,,,,,,

,雷诺数Re,10632497,,,,,,,,,,,,,

,a,4.67542E+12,,,,,,,,,,,,,

,A,0.0001,,,,,,,,,,,,,

,B,1.75876E-06,,,,,,,,,,,,,

,1/λ^0.5迭代值,9.68227,,,,,,,,,,,,,

,迭代目标值,0.00000,,,,,,,,,,,,,

,λ迭代终值,0.010667,,,,,,,,,,,,,

,百米压降△Pf/100mKPa,3.993,,,,,,,,,,,,,

,管道长度Lm,16.0,,,,,,,,,,,,,

,局部阻力当量长度Lem,30.7,,,,,,,,,,,,,

,位差△Hm,6.0,,,,,,,,,,,,,

,总压降△PKpa,2.565,,,,,,,,,,,,,

阻力降计算（杜克勒法）,启动钮,7.11477E+12,,,,,,,,,,,,,

,KL迭代,0.0597505,,,,,,,,,,,,,

,气液两相流混合粘度μTPmPa.s,0.039,,,,,,,,,,,,,

,雷诺数Re,3282515.2,,,,,,,,,,,,,

,计算中间数Z,75.56,,,,,,,,,,,,,

,班可乎（Barkoff)流动参数K,0.944347,,,,,,,,,,,,,

,迭代液相实际体积分率KL,0.0597505,,,,,,,,,,,,,

,"气、液两相流平均密度

的校正密度ρCSkg/m3",1.3598,,,,,,,,,,,,,

,雷诺数ReTP,2330405.5,,,,,,,,,,,,,

,a,4.67542E+12,,,,,,,,,,,,,

,A,0.0001,,,,,,,,,,,,,

,B,8.02435E-06,,,,,,,,,,,,,

,1/λ^0.5迭代值,9.30751,,,,,,,,,,,,,

,迭代目标值,0.00000,,,,,,,,,,,,,

,λ迭代终值,0.026975,,,,,,,,,,,,,

,百米压降△Pf/100mKPa,0.738,,,,,,,,,,,,,

,管道长度Lm,16.0,,,,,,,,,,,,,

,局部阻力当量长度Lem,30.7,,,,,,,,,,,,,

,位差△Hm,6.0,,,,,,,,,,,,,

,总压