干空气物理性质表（ 101.33Pa ）温度 t ( ) 密度(kg/m 3 ) 比热 c, (kJ/kg? ) 导热系数 10 2 (W/m? ) 粘度 10 5 (Pa?s) 普兰德数Pr -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 120 140 160 180 200 250 300 350 400 500 600 700 800 900 1000 1100 1200 1.584 1.515 1.453 1.395 1.342 1.293 1.247 1.205 1.165 1.128 1.093 1.060 1.029 1.000 0.972 0.946 0.898 0.854 0.815 0.779 0.746 0.674 0.615 0.566 0.524 0.456 0.404 0.362 0.329 0.301 0.277 0.257 0.239 1.013 1.013 1.013 1.009 1.009 1.009 1.009 1.013 1.013 1.013 1.017 1.017 1.017 1.022 1.022 1.022 1.026 1.026 1.026 1.034 1.034 1.043 1.047 1.055 1.068 1.072 1.089 1.102 1.114 1.127 1.139 1.152 1.164 2.035 2.117 2.198 2.279 2.360 2.442 2.512 2.593 2.675 2.756 2.826 2.896 2.966 3.047 3.128 3.210 3.338 3.489 3.640 3.780 3.931 4.268 4.605 4.908 5.210 5.745 6.222 6.711 7.176 7.630 8.071 8.502 9.153 1.46 1.52 1.57 1.62 1.67 1.72 1.77 1.81 1.86 1.91 1.96 2.01 2.06 2.11 2.15 2.19 2.29 2.37 2.45 2.53 2.60 2.74 2.97 3.14 3.31 3.62 3.91 4.18 4.43 4.67 4.90 5.12 5.35 0.728 0.728 0.723 0.716 0.712 0.707 0.705 0.703 0.701 0.699 0.698 0.696 0.694 0.692 0.690 0.688 0.686 0.684 0.682 0.681 0.680 0.677 0.674 0.676 0.678 0.687 0.699 0.706 0.713 0.717 0.719 0.722 0.724 湿空气的性质温度( ) 湿度(kg/kg 干空气 ) 水蒸气压(kN/m 2 ) 水分浓度(kg/m 3 ) 汽化焓(kJ/kg) 湿焓(kJ/kg 干空气 ) 湿容积(m 3 /kg 干空气 ) 动粘度(10 6 m 2 /s) 湿热(10 -3 kJ/kg) 导热系数(W/m K) 水分扩散系数(10 6 m 2 /s) 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 0.003821 0.004418 0.005100 0.005868 0.006749 0.007733 0.008849 0.010105 0.011513 0.013108 0.014895 0.016892 0.019131 0.021635 0.024435 0.027558 0.031050 0.034950 0.039289 0.044136 0.049532 0.055560 0.062278 0.069778 0.078146 0.087516 0.098018 0.10976 0.12297 0.13790 0.15472 0.17380 0.19541 0.22021 0.24866 0.28154 0.31966 0.36468 0.6108 0.7054 0.8129 0.9346 1.0721 1.2271 1.4015 1.5974 1.8168 2.062 2.337 2.642 2.982 3.360 3.778 4.241 4.753 5.318 5.940 6.624 7.375 8.198 9.010 10.085 11.161 12.335 13.613 15.002 16.509 18.146 19.92 21.84 23.91 26.14 28.55 31.16 33.96 36.96 0.004846 0.005557 0.006358 0.007257 0.008267 0.009396 0.01066 0.01206 0.01363 0.01536 0.01729 0.01942 0.02177 0.02437 0.02723 0.03036 0.03380 0.03758 0.04171 0.04622 0.05144 0.05650 0.06233 0.06867 0.07553 0.08298 0.09103 0.09974 0.1091 0.1193 0.1302 0.1419 0.1545 0.1680 0.1826 0.1981 0.2146 0.2324 2500.8 2495.9 2491.3 2486.6 2481.9 2477.2 2472.5 2467.8 2463.1 2458.4 2453.1 2449.0 2442.0 2439.5 2434.8 2430.0 2425.3 2420.5 2415.8 2411.0 2406.2 2401.4 2396.6 2391.8 2387.0 2382.1 2377.3 2372.4 2367.6 2362.7 2357.9 2353.0 2348.1 2343.1 2338.2 2333.3 2328.3 2323.3 9.55 13.06 16.39 20.77 25.00 29.52 34.37 39.57 45.18 51.29 57.86 65.02 72.60 81.22 90.48 100.57 111.58 123.72 136.99 151.60 167.64 185.40 204.94 226.55 250.45 277.04 306.64 339.51 373.31 417.72 464.11 516.57 575.77 643.51 721.01 810.36 915.57 1035.60 0.7781 0.7845 0.7911 0.7977 0.8046 0.8116 0.8187 0.8261 0.8337 0.8415 0.8497 0.8511 0.8669 0.8761 0.8857 0.8958 0.9065 0.9178 0.9297 0.9425 0.9560 0.9706 0.9862 1.0030 1.0213 1.0410 1.0626 1.0861 1.1112 1.1405 1.1721 1.2073 1.2467 1.2910 1.3412 1.3986 1.4643 1.5411 13.25 13.43 13.61 13.79 13.97 14.15 14.34 14.52 14.71 14.89 15.08 15.27 15.46 15.65 15.84 16.03 16.22 16.41 16.61 16.80 17.00 17.20 17.39 16.59 17.79 17.99 18.19 18.39 18.59 18.79 18.99 19.19 19.38 19.57 19.76 19.94 20.01 20.28 0.0108 1.0120 1.0134 1.0149 1.0167 1.0186 1.0208 1.0233 1.0260 1.0291 1.0325 1.0364 1.0407 1.0455 1.0509 1.0569 1.0635 1.0710 1.0793 1.0885 1.0989 1.1103 1.1232 1.1375 1.1534 1.1713 1.1913 1.2137 1.2389 1.2673 1.2994 1.3357 1.3770 1.4241 1.4782 1.5418 1.6132 1.6986 02380 0.02413 0.02427 0.02440 0.02454 0.02466 0.02478 0.02490 0.02500 0.02511 0.02520 0.02529 0.02537 0.02544 0.02508 0.02556 0.02561 0.02565 0.02567 0.02569 0.02569 0.02569 0.02566 0.02563 0.02558 0.02552 0.02545 0.02536 0.02526 0.02514 0.02501 0.02487 0.02471 0.02455 0.02437 0.02418 0.02399 0.02379 22.2 22.4 22.6 22.8 23.1 23.3 23.6 23.9 24.2 24.5 24.8 25.2 25.5 25.9 26.3 26.6 27.0 27.4 27.8 28.3 28.7 29.1 29.6 30.0 30.5 30.9 31.4 31.9 32.4 32.9 33.4 34.0 34.5 35.1 35.7 36.3 36.9 37.6 76 78 80 82 84 86 88 90 92 94 96 98 100 0.41790 0.48048 0.55931 0.65573 0.77781 0.93768 1.15244 1.45873 1.92718 2.73170 4.42670 10.30306 40.19 43.65 47.36 51.33 55.57 60.50 64.95 70.11 75.61 81.46 87.69 94.30 101.325