Document xzj3d7prpRLeedXz2Q0egbV51
HEATING. VENTILATING AIR CONDITIONING GUIDE 1944
Table 8. Thermodynamic Properties op Moist Air8, 29.921 In. Hg (Continued)
Temp Deg
F
0 1 2 3 4
5 6 7. 8 9
10 11 12 13 14
15 16 17 18 19.
20 21 22 23 24
25 26 27 . 28 29
30 31 32 33 34
Saturation Humidity Ratio
Wb Weight of Water per Lb of Dry Air
Pounds
Grains
0.0007852 .0008275 .0008714 .0009179 .0009671
0.001017 .001071 .001127 .001186 .001247
0.001311 001379 .001450 .001523 .001600
0.001682 .001766 .001865
.001947 .002043
0.002144 .002250 .002361 .002476 .002596
0.002722 .002853 .002991 .003133 .003283
0.003439 .003601 .003771 .003931 .004094
5.50 5.79 6.10 6.43
6.77
7.12 7.50
7.89 8.30 .8.73
9.18 9.65 .10.15
10.66 11.20
11.77 12.36 12.99
13.63 14.30 ,
15.01 15.75 16.53 17.33
18:17
' 19.05 19.97 20.94 21.93
22.99
24.07 25.21
26.40 27.52
28.66
'
Volume Cu Ft per Lb Dry Air
Dry Air t>a
11.58 11.60 11.63 11.65 11.68
fai
p'.oi '.02 .01 .02 .02
Saturated Mixture
'
11.59 11.62 11.64 11.67 11.70
Enthalpy Btu per Lb Dry Air
Dry Air
ha
O.OOO' ' ;240
,480. ' .720 " i960-
hat (/iB--ha)
0.832 .877 .924 .974
l.p26
Saturated Mixture ... h
0.832 1.1171.404. 1.694 '1.086
Specific Enthalpy
of
Solid Water Btu PER
Lb
Saturation Pressure Pb
In. of Hg
Lb per Sq In.
-- 158.9 -158.5 -158.0 -157.5
-157.0
. 0.03773 .03975 .04186
.04409 .04645
0.01853
.01963 .02056 .02166 .02282
Temp Dbg
F
0 `1 2 3 4
11.70 11.73
1175 11.78 11.80
0.02 .02 .02 .02 .03
11.72 11.#5 11.77 11.80 11.83
'L20<)'. "1.440
1.680, 1.920 '2.160
L080
1.137 1.197 1.260 1.336
.
'2.280
2.577
2.877 3.180 3.486
-- i56.6 -156.1 -155.6 -155.1
-154.7
0^04886 .05144 .05412 .05692
.05988
0.02400
.02527 .02658 .02796 .02941
5
'6
7 8 9
li.83 11.86
11.88 11.91 11.93
0`02 .02 .03 .02 .03
11.85 11.88 11.91 11.93 11.96
. 2:400 ~2.04O-: 2.880
3il203.359
L395 1.468 1.544 1.622 1.705
3.795
4.1084.424. 4.7425.064
-154.2 -153.7 -153.2 -152.7 ^152.2
0.06295
(06618 .06958 .07309
.07677
0.03092 .03251 .03418 .03590 .03771.
10 11 12
13 14
11.96 11.98 12.00
12.03 12.06
. 0.03 .03 .04
.04 .03
11.99
12.01 12.04 12.07 12,09
3.599 3'.-839
4.079. 4.319-
'4.659-
1.793 1.883 1.979 2,078
2,182
5.392 5.722
6.058 '6.397 '6.741
-151.8 -151.3
-150.8 -150.3 -149.8
0.08067 .08469
.08895
.09337 .09797
0.03963 .04160
.04369 .04586 .04812
15
16
17. 18 19
12.08 12.11 12.13 12.16
12.18
0,04
.04 .05" .04 ,05
`
12.12 12.15
*12:T8' . 12:20
12.23
4.798:
'5.038 5.278 5.518 . 5.758
2.290 2.405
2.524 ..2.648,
2.778-'
'7.088 7^43 ' '7.802
8.166
8.536
-i49.3
-148.8 ' -148.3
-147.8 -147.3
0.1028
.1078 .1132 *
.1186 .1244
0.05050 .05295 .05560 .05826 .06111
20 '21' "22
23 24
12.21.. 12.23 12.26 12.28 12.31
.0.05 ..
.06 .06
.06 .06
. .12.26 ....5.998.... 2.914. .
12.29
6.237
3.055
12.32
6.477 . 3.205
12.34
6.717 3.358
12.37 . 6.967 . ' 3.520
..-.8.912: 9.292 9.682
10.075 10.477
-146.8 -146.4
-145.9
-145.4 -144.9
0.1304 .1366 .1432 .1500
.1571
0.06405 .00710 .07034 .07368 .07717
25 26
27 28
29
12.33 12.36 12.38 12.41 .
12.43
.
0.07 . .07
.08 .08 .08
.
12.40 12.43 12.46 12.49
12.51
,, 7.197 7.437
/ 7*077' 7.917. 8.157
3.689 3.865
4.049 4.222
4.399
10.886 11.302
11.726 12.139
12.556
-144.4 -143.9 < -143.4 + 1.0 + 2.0
0.1645 .1722 .1803 .1879
.1957
. 0.08080 .08458 .08856 .09230 .09610
30 31 32 33 34
"Compiled by W. M. Sawdon and extended by John A. Goff.
*
Sk
wmm
%
;-,r:-r-> r.n - v
I CHAPTER 1. THERMODYNAMICS OF AIR AND WATER MIXTURE
Table 0. Thermodynamic Properties of Moist AiRa, 29.921 In. Hg (Continued)
Temp Deg
F
Saturation Humidity Ratio W.b Weight of Water
per Lb of Dry Air
Pounds'
Grains
35 36 37 38 39
40 41 42 43 44
45 46 47 48 49
50 51 52 53 54
55 56 57 58 59
60 01 62 63 64
65 66 67 68 69 '
0.004262 .004438 .004618 .004803 .004996
0.005194 .005401 .005616 .005840 .006069
0.006306 .006553 .006808 .007072 .007345
0.007026 .007921 .008220 .008534 .008856
0.009192 .009536 .009890 . .01026 .01004
0.01103 .01144
.01180 .01229 .01274
0.01320 .01368 .01417 .01468 .01520
29.83 31.07 32.33 33.62 34.97
36.36 37.80 39.31 40.88 42.48
44.14 45.87 47.66 49.50 51.42
53.38 55.45 67.58 59.74 61.99
64.34 66.75 69.23 71.82 74.48
.77.21. 80.08 83.02 86.03 89.18
92.40 95.76 99.19 102.8 106.4
Volume Cu Ft per Lb Dry Air. .
Dry Air ; va *
12.40 12.48 12.51 12.53 12.56
12.59 12.61 12.64
12.66 12.69
12.71 12.74
12.76 12.79 12.81
12.84 12.86 12.89 12.91 12.94
12.96
12.99 13.01 13.04
13.06
13.09 13.11
13.14 13.10 13.19
13.21
13.24 13.26
13.29 13.31
..
Paa ' Saturated (Pa-a) Mixture
. :a
6.08 .
-:o9 .09
.10 .10
12.54
12.57 12.60 12.63 12.60
0.10
.11 .11 .12 .12
12.09 12.72 12.75
12.78 12.81'
0.13 M3
.14 .14 .i5
12.84
12.87; 12.90 12.93 . 12.90
0.16 .16 .17
.18
.18
12.99 13.02
13.00 13.09.
0.19 .20 .2r
.21 .23
!
33.15 13.19 13.22 13.25
13.29
0:23 .24 .25 .26
;
0.28 .29 .31 .31' 33-
13.32 13.35 13.39 13.42 13.40
13.49 13.63 13.57 >'13.80 13.64
"Compiled by W. M. Sawdon and extended by John-A: Goff.
Enthalpyi Btu per Lb Dry Air
Dry Air
Hnt (hB-Ka)
Saturated Mixture
fAa.
Specific Enthalpy
of
Liquid Water Btu per
Lb1
*w
Saturation Pressure Pb
In, of Hg
Lb per Sq In.
-8.397 "8.636 8.870 0.116 0.356
4.582 '4.773 4.969
5.169 ;6.380
12.979 13.409 13.845
14.285 . 14.736
3.0 '4.0 5.0 6.0 7.0
0.20360 .21195
.22050 .22925 .23842
0.1000 .1041 .1083 .1126
.1171
9.596 >;9:836 10.08
10.32 ' 10.'59
'5.595 6.821 6.05
6.30 6.55
15.191 15.657 16.13 16.02 17.11
8.0 9.1 '
10.1
1U 12.1
0.24778 .25765 .26773 .27832
.28911
0.1217 .1265 .1315
.1367 .1420
ro.8o M.04
11.28 11.52 11.79
. ' 6.81
* 7.08 * 7.30
7.64 7:94
17.61 18.12
18.64 19.10 19.70
13.1 14.1
15.1
10.1* 17.1;
0:30031 .31191 .32393 .33635
.34917
0.1475 .1532 .1591 .1662 .1715
12.00 12.23 12.47 12.71 12.95
8.25
:.8.57. 8.91
9.24 ,9.60
'
20.25 20.80
21.38 2L95
22.55
18.1
19.120.1
21.1 22.1
6:36241
;.37625 .39051 .40496 .42003
0.1780
.1848 .1918 .1989
.2063
13.19 13.43 13.07
13.'91 14.15
9.90 10.34 10.73 IK14'
11.55
23.15 23.77 24.40 25.05
25.70
23.1-
24.1 25.1 26.1
27.1
0.43570 -.45179 .46828 .48538 .50310
0.2140 .2219 .2300 .2384
.2471
14.39
14.63 14.87 15.11 16.35
-
11.98 12.43
12.89 13.37 13.86
26.37
27.06
27.76 28.48 , 29.21
28.1 29.1
30.1 31.1 32.1
0.52142
.54035 .55970 .57985 .00042
0.2501
.2654 .2749 .2848 .2949
15.59 15.83 16.07 10.31... 16.65
-
14.37
14.90 15.44 16.00
. 1657
29.96
30.73 31.51
32.31 33.12
33.1 34.1 35.1 36.0
37.0
:
0.62179 .64378 .66638 .68980 .71382
0.3054 .3162 .3273
.3388 .3500-
Temp Dbg
F
35 36 37 ' 38 39
40 41 42 . 4434
45 46 47 48 49
50 51 52 53 54
55 56 57 58 59
60 61 62 63 64
65 66 67 68 69
