蒸汽表
蒸汽的所有属性都是相互关联的。从任何一个已知的值,可以确定其它任何值。这些关系都显示在称为“饱和蒸汽属性”的表中,或简称“蒸汽表”。
对于任何给定压力,您可以读取:
- 蒸汽温度
- 饱和液体的热量
- 蒸汽的潜热
- 蒸汽的总热量
- 饱和液体的比容
- 饱和蒸汽的比容。
下列测量值以英制单位表示。要以 SI 公制查看这些页面,请单击此处。
如果您知道您需要 307 华氏度的温度,该表会告诉您,您需要将系统加压至 60 psig。如果您有 15 psi 的供汽,该表告诉您,您有 945 英热单位/磅的热能可用于工作。
饱和蒸汽属性
(摘自 Keenan 和 Keyes 的著作,“蒸汽的热力学属性”,经John Wiley & Sons, Inc. 许可)
下载 PDF 格式的蒸汽表 (473 k)
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29.743 |
0.08854 |
32.00 |
0.00 |
1075.8 |
1075.8 |
0.096022 |
3306.00 |
| 29.515 |
0.2 |
53.14 |
21.21 |
1063.8 |
1085.0 |
0.016027 |
1526.00 |
| 27.886 |
1.0 |
101.74 |
69.70 |
1036.3 |
1106.0 |
0.016136 |
333.60 |
| 19.742 |
5.0 |
162.24 |
130.13 |
1001.0 |
1131.1 |
0.016407 |
73.52 |
| 9.562 |
10.0 |
193.21 |
161.17 |
982.1 |
1143.3 |
0.016590 |
38.42 |
| 7.536 |
11.0 |
197.75 |
165.73 |
979.3 |
1145.0 |
0.016620 |
35.14 |
| 5.490 |
12.0 |
201.96 |
169.96 |
976.6 |
1146.6 |
0.016647 |
32.40 |
| 3.454 |
13.0 |
205.88 |
173.91 |
974.2 |
1148.1 |
0.016674 |
30.06 |
| 1.418 |
14.0 |
209.56 |
177.61 |
971.9 |
1149.5 |
0.016699 |
28.04 |
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0.0 |
14.696 |
212.00 |
180.07 |
970.3 |
1150.4 |
0.016715 |
26.80 |
| 1.3 |
16.0 |
216.32 |
184.42 |
967.6 |
1152.0 |
0.016746 |
24.75 |
| 2.3 |
17.0 |
219.44 |
187.56 |
965.5 |
1153.1 |
0.016768 |
23.39 |
| 5.3 |
20.0 |
227.96 |
196.16 |
960.1 |
1156.3 |
0.016830 |
20.09 |
| 10.3 |
25.0 |
240.07 |
208.42 |
952.1 |
1160.6 |
0.016922 |
16.30 |
| 15.3 |
30.0 |
250.33 |
218.82 |
945.3 |
1164.1 |
0.017004 |
13.75 |
| 20.3 |
35.0 |
259.28 |
227.91 |
939.2 |
1167.1 |
0.017078 |
11.90 |
| 25.3 |
40.0 |
267.25 |
236.03 |
933.7 |
1169.7 |
0.017146 |
10.50 |
| 30.3 |
45.0 |
274.44 |
243.36 |
928.6 |
1172.0 |
0.017209 |
9.40 |
| 40.3 |
55.0 |
287.07 |
256.30 |
919.6 |
1175.9 |
0.017325 |
7.79 |
| 50.3 |
65.0 |
297.97 |
267.50 |
911.6 |
1179.1 |
0.017429 |
6.66 |
| 60.3 |
75.0 |
307.60 |
277.43 |
904.5 |
1181.9 |
0.017524 |
5.82 |
| 70.3 |
85.0 |
316.25 |
286.39 |
897.8 |
1184.2 |
0.017613 |
5.17 |
| 80.3 |
95.0 |
324.12 |
294.56 |
891.7 |
1186.2 |
0.017696 |
4.65 |
| 90.3 |
105.0 |
331.36 |
302.10 |
886.0 |
1188.1 |
0.017775 |
4.23 |
| 100.0 |
114.7 |
337.90 |
308.80 |
880.0 |
1188.8 |
0.017850 |
3.88 |
| 110.3 |
125.0 |
344.33 |
315.68 |
875.4 |
1191.1 |
0.017922 |
3.59 |
| 120.3 |
135.0 |
350.21 |
321.85 |
870.6 |
1192.4 |
0.017991 |
3.33 |
| 125.3 |
140.0 |
353.02 |
324.82 |
868.2 |
1193.0 |
0.018024 |
3.22 |
| 130.3 |
145.0 |
355.76 |
327.70 |
865.8 |
1193.5 |
0.018057 |
3.11 |
| 140.3 |
155.0 |
360.50 |
333.24 |
861.3 |
1194.6 |
0.018121 |
2.92 |
| 150.3 |
165.0 |
365.99 |
338.53 |
857.1 |
1195.6 |
0.018183 |
2.75 |
| 160.3 |
175.0 |
370.75 |
343.57 |
852.8 |
1196.5 |
0.018244 |
2.60 |
| 180.3 |
195.0 |
379.67 |
353.10 |
844.9 |
1198.0 |
0.018360 |
2.34 |
| 200.3 |
215.0 |
387.89 |
361.91 |
837.4 |
1199.3 |
0.018470 |
2.13 |
| 225.3 |
240.0 |
397.37 |
372.12 |
828.5 |
1200.6 |
0.018602 |
1.92 |
| 250.3 |
265.0 |
406.11 |
381.60 |
820.1 |
1201.7 |
0.018728 |
1.74 |
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300.0 |
417.33 |
393.84 |
809.0 |
1202.8 |
0.018896 |
1.54 |
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400.0 |
444.59 |
424.00 |
780.5 |
1204.5 |
0.019340 |
1.16 |
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450.0 |
456.28 |
437.20 |
767.4 |
1204.6 |
0.019547 |
1.03 |
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