水蒸气的压缩系数
温度/ºf①
压力/psia②
400
600
800
1000
1200
1400
1600
1800
2000
2200
10
0.9965
0.9989
0.9992
0.9995
0.9999
0.9999
0.9999
1.0000
1.0000
1.0000
15
0.9943
0.9972
0.9986
0.9993
0.9997
0.9998
0.9999
0.9999
1.0000
1.0000
20
0.9930
0.9970
0.9981
0.9991
0.9995
0.9996
0.9998
0.9999
1.0000
1.0000
40
0.9861
0.9940
0.9967
0.9981
0.9990
0.9994
0.9996
0.9998
0.9999
0.9999
60
0.9788
0.9910
0.9951
0.9973
0.9984
0.9991
0.9924
0.9997
0.9999
0.9999
80
0.9714
0.9878
0.9935
0.9963
0.9979
0.9987
0.9992
0.9996
0.9998
0.9999
100
0.9469
0.9848
0.9919
0.9954
0.9974
0.9985
0.9990
0.9995
0.9998
0.9999
150
0.9435
0.9770
0.9879
0.9931
0.9960
0.9976
0.9985
0.9993
0.9997
0.9998
200
0.9216
0.9690
0.9839
0.9908
0.9947
0.9968
0.9980
0.9991
0.9996
0.9998
400
0.9356
0.9675
0.9817
0.9893
0.9935
0.9960
0.9982
0.9982
0.9998
600
0.8989
0.9509
0.9725
0.9839
0.9904
0.9942
0.9973
0.9988
0.9997
800
0.8586
0.9336
0.9633
0.9790
0.9872
0.9925
0.9964
0.9985
0.9996
1000
0.8138
0.9162
0.9540
0.9733
0.9841
0.9905
0.9955
0.9981
0.9994
1500
0.6702
0.8695
0.9305
0.9600
0.9764
0.9859
0.9932
0.9971
0.9992
2000
0.8188
0.9067
0.9468
0.9687
0.9813
0.9900
0.9958
0.9990
4000
0.5608
0.8060
0.8942
0.9392
0.9647
0.9836
0.9930
0.9989
6000
0.7042
0.8442
0.9121
0.9497
0.9771
0.9907
0.9991
8000
0.6185
0.8003
0.8883
0.9371
0.9714
0.9895
1.0004
10000
0.5699
0.7657
0.8693
0.9274
0.9668
0.9800
1.0025
温度/ºf①
压力/psia②
2400
2600
2800
3000
3200
3400
3600
3800
4000
10
1.0001
1.0006
1.0012
1.0024
1.0053
1.0084
1.0145
1.0211
1.0332
15
1.0001
1.0004
1.0012
1.0022
1.0042
1.0072
1.0124
1.0188
1.0295
20
1.0001
1.0003
1.0011
1.0020
1.0036
1.0065
1.0112
1.0173
1.0269
40
1.0001
1.0003
1.0010
1.0018
1.0028
1.0054
1.0090
1.0139
1.0214
60
1.0001
1.0003
1.0009
1.0018
1.0024
1.0048
1.0080
1.0120
1.0186
80
1.0001
1.0003
1.0008
1.0016
1.0023
1.0044
1.0073
1.0108
1.0170
100
1.0001
1.0004
1.0007
1.0015
1.0022
1.0042
1.0067
1.0099
1.0157
150
1.0001
1.0004
1.0006
1.0014
1.0021
1.0039
1.0059
1.0087
1.0137
200
1.0001
1.0005
1.0007
1.0015
1.0021
1.0037
1.0055
1.0080
1.0126
400
1.0002
1.0007
1.0011
1.0017
1.0023
1.0033
1.0049
1.0070
1.0105
600
1.0002
1.0008
1.0014
1.0019
1.0026
1.0034
1.0048
1.0066
1.0097
800
1.0003
1.0010
1.0016
1.0022
1.0029
1.0036
1.0049
1.0065
1.0094
1000
1.0004
1.0012
1.0019
1.0025
1.0032
1.0039
1.0052
1.0066
1.0092
1500
1.0007
1.0017
1.0026
1.0033
1.0040
1.0048
1.0059
1.0072
1.0096
2000
1.0010
1.0023
1.0034
1.0042
1.0049
1.0058
1.0068
1.0082
1.0104
4000
1.0024
1.0050
1.0069
1.0082
1.0093
1.0106
1.0118
1.0132
1.0149
6000
1.0048
1.0081
1.0110
1.0128
1.0138
1.0152
1.0165
1.0179
1.0195
8000
1.0075
1.0118
1.0152
1.0172
1.0188
1.0204
1.0216
1.0229
1.0242
10000
1.0105
1.0158
1.0196
1.0220
1.0240
1.0258
1.0271
1.0284
1.0298
①1paia=6894.76pa