制冷剂物性参数表

导热率

比热容粘度运动粘度λcp μν℃kg/m3W/(m.k)kJ/kg.k μm2/s μPa.s μm2/s -℃-50 1.584204 1.01312.714.69.230.728-50

-40 1.515212 1.01313.815.210.040.728-40-30 1.453220 1.01314.915.710.80.723-30-20 1.395228 1.00916.216.211.610.716-20-10 1.342236 1.00917.416.712.430.712-100 1.293244 1.00518.817.213.280.707010 1.247251 1.0052017.614.160.7051020 1.205259 1.00521.418.115.060.7032030 1.165267 1.00522.918.6160.7013040 1.128276 1.00524.319.116.960.6994050 1.093283 1.00525.719.617.950.6985060 1.06290 1.00527.220.118.970.6966070 1.029296

1.00928.620.620.020.69470801305 1.00930.221.121.090.69280900.972313 1.00931.921.52

2.10.69901000.946321 1.0093

3.621.923.130.6881001200.898334 1.00936.822.825.450.6861201400.854349 1.01340.323.727.80.6841401600.815364 1.01743.92

4.530.090.6821601800.779378 1.02247.52

5.332.490.681180200

0.746393

1.02651.42634.850.68

200

查找温度值从外表读入定性温度值5℃温度t

密度导热率比热容热扩散系数α粘度运动粘度普朗克

数 Pr 温度t ρλcp αμνPr ℃kg/m3W/(m.k)kJ/kg.k μm2/s μPa.s μm2/s

-℃5-50

50000000-4050000000-3050000000-2050000000-105000000005 1.27247.5 1.00519.417.413.720.70610

500000002050000000305000000040500000005050000000605000000070500000008050000000905000000010050000000120500000001405000000016050000000180500

00000200温度t

密度导热率比热容热扩散系数α粘度运动粘度普朗克数 Pr 温度t ρλcp αμνPr ℃kg/m3W/(m.k)kJ/kg.k μm2/s μPa.s μm2/s -℃5 1.27247.5 1.00519.417.413.720.7065

输入值

空气的物性参数表

温度t 密度ρ

空气的物性参数表

普朗克

数 Pr 温度t 热扩散系数α