Техническая термодинамика и теплопередача. Васьков Е.Т. - 31 стр.

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Таблица 3
Физические свойства воды на линии насыщения [4]
t, qC
p,
кПа10
2
U,
кг/м
3
O10
2
,
Вт/(мК)
а10
7
,
м
2
/с
Q10
6
,
м
2
/с
E10
4
,
1/К
Pr
0 1.0132 999.9 0.560 1.32 1.789 –0.63 13.6
10 1.0132 999.7 0.580 1.38 1.306 0.70 9.52
20 1.0132 998.2 0.597 1.43 1.006 1.82 7.02
30 1.0132 995.7 0.612 1.47 1.805 3.21 5.45
40 1.0132 992.2 0.627 1.51 1.659 3.87 4.36
50 1.0132 988.1 0.640 1.55 1.560 4.49 3.59
60 1.0132 983.2 0.650 1.58 1.478 5.11 3.03
70 1.0132 977.8 0.662 1.61 1.415 5.70 2.58
80 1.0132 971.8 0.669 1.63 1.365 6.32 2.23
90 1.0132 965.3 0.676 1.65 1.320 6.95 1.95
100 1.0132 958.4 0.684 1.68 1.295 7.52 1.75
110 1.4326 951.0 0.685 1.70 0.272 8.08 1.60
120 1.9854 943.1 0.686 1.71 0.252 8.64 1.47
130 2.7011 934.8 0.686 1.73 0.233 9.19 1.35
140 3.6136 926.1 0.685 1.72 0.217 9.72 1.26
150 4.7597 917.0 0.684 1.73 0.203 10.3 1.17
160 6.1804 907.4 0.681 1.725 0.191 10.7 1.10
170 7.9203 897.3 0.676 1.723 0.181 11.3 1.05
180 10.027 887.0 0.672 1.718 0.173 11.9 1.03
190 12.552 876.0 0.664 1.712 0.165 12.6 0.965
200 15.55 863.0 0.658 1.703 0.158 13.3 0.932
210 19.079 852.8 0.649 1.678 0.153 14.1 0.915
220 23.201 840.3 0.64 1.66 0.148 14.8 0.898
230 27.979 827.3 0.629 1.64 0.145 15.9 0.888
240 33.48 813.6 0.617 1.62 0.141 16.8 0.883
250 39.776 799.0 0.606 1.59 0.137 18.1 0.884
260 46.94 784.0 0.593 1.56 0.135 19.7 0.892
270 55.051 767.9 0.678 1.51 0.133 21.6 0.905
280 64.191 750.7 0.564 1.46 0.131 23.7 0.917
290 74.449 732.3 0.548 1.39 0.129 26.2 0.944
300 85.917 712.5 0.532 1.30 0.128 29.2 0.986
310 98.697 691.1 0.513 1.22 0.128 32.9 1.05
320 112.9 667.1 0.494 1.15 0.128 38.2 1.14
330 128.64 640.2 0.471 1.07 0.127 43.3 1.27
340 146.08 610.1 0.447 0.90 0.127 53.4 1.42
350 165.37 574.4 0.430 0.786 0.126 66.8 1.70
360 186.74 528.0 0.367 0.420 0.126 109.0 2.66
370 210.52 450.5 0.338 0.186 0.126 264.0 6.80
Таблица 2
Физические свойства сухого воздуха при давлении 760 мм рт. ст. [4]
t, qC U,
кг/м
3
с
р
,
кДж/(кгК)
O10
2
,
Вт/(мК)
а10
6
,
м
2
/с
K10
6
,
Нс/м
2
Q10
4
,
м
2
/с
Pr
–50 1.584 1.013 2.04 12.7 14.6 9.23 0.728
–40 1.515 1.013 2.12 13.8 15.2 10.04 0.728
–30 1.453 1.013 2.20 14.9 15.7 10.80 0.723
–20 1.395 1.009 2.28 16.2 16.2 12.79 0.716
–10 1.342 1.009 2.36 17.4 16.7 12.43 0.712
0 1.293 1.005 2.44 18.8 17.2 13.28 0.707
10 1.247 1.005 2.51 20.0 17.6 14.16 0.705
20 1.205 1.005 2.59 21.4 18.1 15.06 0.703
30 1.165 1.005 2.67 22.9 18.6 16.00 0.701
40 1.128 1.005 2.76 24.3 19.1 16.96 0.699
50 1.093 1.005 2.83 25.7 19.6 17.95 0.698
60 1.060 1.005 2.90 27.2 20.1 18.97 0.696
70 1.029 1.009 2.96 28.6 20.6 20.02 0.694
80 1.000 1.009 3.05 30.2 2`1.1 21.09 0.692
90 0.972 1.009 3.13 31.9 21.5 22.10 0.690
100 0.946 1.009 3.21 33.6 21.9 23.13 0.688
120 0.898 1.009 3.34 36.8 22.8 25.45 0.686
140 0.854 1.013 3.49 40.3 23.7 27.80 0.684
160 0.815 1.017 3.64 43.9 24.5 30.09 0.682
180 0.779 1.022 3.73 47.5 25.3 32.49 0.681
200 0.746 1.026 3.93 51.4 26.0 34.85 0.680
250 0.674 1.038 4.27 61.0 27.4 40.61 0.677
300 0.615 1.047 4.60 71.6 29.7 48.33 0.674
350 0.566 1.059 4.91 81.9 31.4 55.46 0.676
400 0.524 1.068 5.21 93.1 33.0 63.09 0.678
500 0.456 1.093 5.74 115.3 36.2 79.38 0.687
600 0.404 1.114 6.22 138.3 39.1 96.89 0.699
700 0.362 1.135 6.71 163.4 41.8 115.4 0.706
800 0.329 1.156 7.18 188.8 44.3 134.8 0.713
900 0.301 1.172 7.63 216.2 46.7 155.1 0.717
1000 0.277 1.185 8.07 245.9 49.0 171.1 0.719
1100 0.257 1.197 8.50 276.2 51.2 199.2 0.722
1200 0.239 1.210 9.15 316.5 53.5 233.7 0.724

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