空气密度表(不同压力对应的空气密度)

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空气温度 干空气密度 饱和空气密度 饱和空气的水蒸气分压力 饱和空气地含湿量 饱和空气焓
t ρ ρb pq.b db ib
kg/m3 kg/m3 X102Pa g/kg干空气 kJ/kg干空气
-20 1.396 1.395 1.02 0.63 -18.55
-19 1.394 1.393 1.13 0.7 -17.39
-18 1.385 1.384 1.25 0.77 -16.2
-17 1.379 1.378 1.37 0.85 -14.99
-16 1.374 1.373 1.5 0.93 -13.77
-15 1.368 1.367 1.65 1.01 -12.6
-14 1.363 1.362 1.81 1.11 -11.35
-13 1.358 1.357 1.98 1.22 -10.05
-12 1.353 1.352 2.17 1.34 -8.75
-11 1.348 1.347 2.37 1.46 -7.45
-10 1.342 1.341 2.59 1.6 -6.07
-9 1.337 1.336 2.83 1.75 -4.73
-8 1.332 1.331 3.09 1.91 -3.31
-7 1.327 1.325 3.36 2.08 -1.88
-6 1.322 1.32 3.67 2.27 -0.42
-5 1.317 1.315 4 2.47 1.09
-4 1.312 1.31 4.36 2.69 2.68
-3 1.308 1.306 4.75 2.94 4.31
-2 1.303 1.301 5.16 3.19 5.9
-1 1.298 1.295 5.61 3.47 7.62
0 1.293 1.29 6.09 3.78 9.42
1 1.288 1.285 6.56 4.07 11.14
2 1.284 1.281 7.04 4.37 12.89
3 1.279 1.275 7.57 4.7 14.74
4 1.275 1.271 8.11 5.03 16.58
5 1.27 1.266 8.7 5.4 18.51
6 1.265 1.261 9.32 5.79 20.51
7 1.261 1.256 9.99 6.21 22.61
8 1.256 1.251 10.7 6.65 24.7
9 1.252 1.247 11.46 7.13 26.92
10 1.248 1.242 12.25 7.63 29.18
11 1.243 1.237 13.09 8.15 31.52
12 1.239 1.232 13.99 8.75 34.08
13 1.235 1.228 14.94 9.35 36.59
14 1.23 1.223 15.95 9.97 39.19
15 1.226 1.218 17.01 10.6 41.78
16 1.222 1.214 18.13 11.4 44.8
17 1.217 1.208 19.32 12.1 47.73
18 1.213 1.204 20.59 12.9 50.66
19 1.209 1.2 21.92 13.8 54.01
20 1.205 1.195 23.31 14.7 57.78
21 1.201 1.19 24.8 15.6 61.13
22 1.197 1.185 26.37 16.6 64.06
23 1.193 1.181 28.02 17.7 67.83
24 1.189 1.176 29.77 18.8 72.01
25 1.185 1.171 31.6 20 75.78
26 1.181 1.166 33.53 21.4 80.39
27 1.177 1.161 35.56 22.6 84.57
28 1.173 1.156 37.71 24 89.18
29 1.169 1.151 39.95 25.6 94.2
30 1.165 1.146 42.32 27.2 99.65
31 1.161 1.141 44.82 28.8 104.67
32 1.157 1.136 47.43 30.6 110.11
33 1.154 1.131 50.18 32.5 115.97
34 1.15 1.126 53.07 34.4 122.25
35 1.146 1.121 56.1 36.6 128.95
36 1.142 1.116 59.26 38.8 135.65
37 1.139 1.111 62.6 41.1 142.35
38 1.135 1.107 66.09 43.5 149.47
39 1.132 1.102 69.75 46 157.42
40 1.128 1.097 73.58 48.8 165.8
41 1.124 1.091 77.59 51.7 174.17
42 1.121 1.086 81.8 54.8 182.96
43 1.117 1.081 86.18 58 192.17
44 1.114 1.076 90.79 61.3 202.22
45 1.11 1.07 95.6 65 212.69
46 1.107 1.065 100.61 68.9 223.57
47 1.103 1.059 105.87 72.8 235.3
48 1.1 1.054 111.33 77 247.02
49 1.096 1.048 117.07 81.5 260
50 1.093 1.043 123.04 86.2 273.4
55 1.076 1.013 156.94 114 352.11
60 1.06 0.981 198.7 152 456.36
65 1.044 0.946 249.38 204 598.71
70 1.029 0.909 310.82 276 795.5
75 1.014 0.868 384.5 382 1080.19
80 1 0.823 472.28 545 1519.81
85 0.986 0.773 576.69 828 2281.81
90 0.973 0.718 699.31 1400 3818.36
95 0.959 0.656 843.09 3120 8436.4
100 0.947 0.589 1013

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