Document X78dM2Q2Jn9RXVB8gDevYa7YR
IB
CHAPTER 3
1940 Guide
Table 2 .... Thermodynamic Properties of MOIST AI(P (Standard Atmospheric Pressure, 29.921 in. Hg)
fdtf. Temp.
F>
Humidity Ratio
w. xto*
Volume ft/lb dry ofr
** ...
Enthalpy Bto/lb dry mr
h 8.. fc.
Entropy Pi per(*F) Ub dry otr)
...
Condensed Wafer
bittidpy Btv/lb
b.
Entropy
Pi per (TKlb!
>.
Vsp. Press In. Hg
P. x to*
Fahr. Temp,
m
-ISO -US
--144
-140 -m -no --US
-110 -114 - -no -MS
-100 -04 --so -SI
--60 -74 -70 -
-SO -44 -40 --46
-46 -44 -43 -40
-36 -38 -34 .. -a
0.0001a 0.0003899 0.0006oa 0.001314
0.003109 S:SS
0.0098S7
0.01904 0.01571 0.04043 0.06340
0-09773 0.1489 0.2343 0.3343
0.4930 0.7100 1.040 1.491
3.116 3.963 4.163 4.747
5.406 0.149 6.B85 7.923
8.980 10.16 11.49 11.9$
7.530 7.947 7.775 7.903
6.629 8.144 6.383 8.411
8.637 6.644 8.793 8.019
9.046 9.173 9.300 9.428
9.663 9.680 9-806 9.9a
10.069 to. ia 10-313 10.304
10.414 10.445 10.416 10.466
10.017 10.668 10.716 10.769
0.000 0 000 0.000 0.000
0.000 0-000 0.000 0.000
0.000 0.000 0.000 0.000
0.000 0.000 0.000 0.000
0.000 0.000 0.000 0.000
0.000 0.000 0.001 0.001
0.001 0.001 0.001 0.001
0.003 0.003 0.003 0.003
7.630 7.647 7.775 7.903
9.039 8.154 8.10 6.411
8.63? 6.644 8.793 8.919
9.046 9.173 9.300 9.426
9.643 9.680 0.806 9.9a
10.059 10.188 10.314 10.386
10.414 10.446 10.617 10.567
10.619 10.670 10.720 10.771
--33-504 -37.396 --38.088 --44.881
-.674 -U.488 -31.383 -.057
-29.852 -27.648 --29.444 -25.240
-34.037 835
-21.631 -30.438
-19-235 --i8.cn -u.m -- 14.617
-14.416 -- 13.214 -13.012 -- 11.40
-11.041 -10.471 -10.090 --6.609
--9.119 -8.648 -8.10 -7.687
0.000 0.000 0.000 0.000
0.000 0.000 0.000 0.000
0.000 o0..o0a0o0 0.001
0.001 0.003 0.003 0.003
0.004 0.007 0.011 0.015
0.033 0.031 0.043 0.049
0.066 0.064 0.073 0.063
0.094 0.100 O.ltt 0.10
-0.404 -37.396 -38.088 -34.01
-33.674 -a.4M -31.263 -30.057
-0.853 --27.648 --36.444 -0.333
-24.030 -0.633 -21.629 --20.425
-- 19.230 -18.014 -16.809 -15.603
-14.394 -13.10 -11.969 -11.03
-10.90 -10.607 -10.017
--9.436
-0.00 -8.543 -8.047 --7.551
-0.10300 -0.09601 --0.09508 -0.09131
--0.08710 -0.08365 -0-07997 --0.07634
--S'06924
-0.06S77 -0.06334
-0.05867 --0.0550 -0.04237 --0.04913
-4.04424 -0.04280 -0.03969 -0.03863
-4.03360 -0.03061 -0.0270 -0.02649
--0.0340 -0.03416 -0.02301 -0.03188
--0.03072 -0.0190 -0.01844 --0.01733
0.00000 0.00000 0.00000 0.00000
0.00000 0.0300} 0.00000 0.00000
0.00000 0.00000 0.00000 0.00300
0.00000 0.00000 0.00001 0.00001
0.00001 0.00003 0.00003 0.00004
0.00006 0.00009 0.00012 0.00013
0.00014 0.00016 0.00019 0.00031
0.00034 0.00038 0.00030 0.00034
-0.10300 -0.09901 --0.09408 -0.09121
-0.08740 --0.CS365 -4.07967 -0.07634
--4.07377 -0.06934 -0.06477 -0.06334
--0.05877 -0.0550 --Q.0S2J4 -0.04913
--0.04494 --0.44278 -0.03966 -0.0360
-0.03354 -0.03052 -0.03754 -0.0360
-4.0016 -4.034Q0 --0.03233 -0.0316S
--4.03048 --0.01932 -0.01815 -4.01099
-223.00 -230.40 -218.77 -217.12
-214.44 -213.75 -312.63 -310.0
-208.0 --206.72 -04.92 -203.09
--01.0 -199.35 --197.44 -- 185.9!
-10.0 -m.sT -189.0 -187.0
-- 185.47 -10.0 -181.0 -180.44
-179.59 -178.73 -177.0 --177.01
-176.14 -175.17 -174.40 -172.0
-4.4907 0.0001009 --C.4B5J 0.0001942 -0.4800 0.0003301 --0.4747 0.0005807 -0.4695 0.001004 -0.4842 0.001707 -4.4490 0.00208 -0.450 0.004710 -0.4485 0.007653 --0.4458 O.OltK -0.401 0.01939 -0.430 0.0300 --4.4117 0.0460 -0.4225 0.07111 -0.4173 0.1071 -0.4121 0.159T -0.4066 0.2356 -4.4017 0.5441 -0.390 0.4976 -0.3913 0.7130 -0.061 1.0137 -0.010 1.420 -0.370 1.9910 --4-370 2.2702 -0.3717 2.460 -0.3696 2.9408. -0.3676 3.S4BS -0.360 3.790 -0.2634 4.390 -0.014 4.00 ' -0.3563 5.4980 --0.3573 6.3093
-m -i0 . -ia -149
-140 -10 -10 -125
-10 -115 -110 -10
-m -0 -0 -0
-80 ' -75 --74 -0
-60 - --0 -48
-0 -0 -a -4Q
-0 -0 -0 -a
Fxshr. Temp. Hn
Humidity w x to4
Vofeme ft/lb dry air
* i
-
-a
-17 --14 -U -6 --4 -1
8
1.464 3.344 3.110 8.003 4.889 6.040 7.469 9.204
10.830
10.973 n.cn 11.073 u.m 11.149 11.174
11.340 11.101
11.351 11.401
11.453
11.553 11.004
11.664
0-003
0.003 0.004 0.004 0.009 0.005 0.004 0.004
0.007 0.008
Q.0QB 0.009 0.010 0.010 0.011 0.013 0.013
0.014
0.014 0.016 0.017 0.018
10.823
10.924 10.976
11.028 11.078 11.103 11.139
11.155 11.160 11.200 u.m
11.357 u.m 11.309 11.334
tl.349 11.365 11.411 11.437
11.463 11.489 U.615 11.641
11.567 11.503 11.619 11.644
11.671 11.697 11.734 11.750
* Compiled by John A. Gaff tad S. Qntch.
Enthalpy Btv/Jb dry air
b. t>.
Entropy Pi per (*F) (lb dry air)
...
Condensed Water
Enthalpy Btu/Lb
Entropy Bfv per (mw
Vop. Press In. Hg p. Xto*
Fahr.
Temp.
tin
-7.307 -6.728 -6.348 -5.765
-5.285 -4.604 -4.444 -4.334
-4.CS3 -3-843 -3.603 -3.363
-3.10 -3.8S8 -s.sa -3.403
--3.142 -1.90 -1.01 -1.441
-1.301 --0.961 -0.731 -0.480
-0.340 0.000 0.340 0.480
o.m 0.961 1.20! 1.441
0.164 o.m 0.196 0.219
0.346 0.277 0.30 0.310
0.3U 0.348 0.30 0.389
0.413 0.438 0.461 0.487
0.314 0.643 0.574 0.606
0.639
0.713 0.761
0.70
0.880 0.928
0.977 1.030 1.00 1.143
-7.053 -6.S0
-0.01621 -0.01409 -0.01287
0.0000 0.00044
-4.437 -4.271 -4.014
-0.01067 -0.0090
0-00068 0.00071 0.00076
--3.495 -3.30 -2.974
--0.00850 -0.0070
0.00084 0.00089 0.00094
-3.711 -3.444
-3.181 -1.915
-0.00689
--0.0003 -0.0050
0.00109 0.00115
'-1.643 -0.00475 0.00131
-1.107 -0.00369 0.0010 -0.80 -0.00311 0.00143
--4.663 -4.009
0.371
-0.00363 -0.00310 -0.00157 -0.00105
0.00149 0.00147
0.00165 0.00174
0.543 0.835 1.120 1.408
--0.00052 0.00183 0.00000. 0.00193 O.OOOS3 0.00203 0.00104 0,00312
1.898
0.0010
1.991 - 0.00208
3.386
3.683
0.00313
0.00333 0.00344
0.00346 0.0020
-0.0103
-4.0130
-0.00699
-4.0080
-4.00766 -0.00707 -0.00649 -0.00590
-0.00173 -0.00414
-0.0030 --0.00294 -0.00354 -0.00174 -0.00114 -0.0000
0.00008 0.00069
O.OOUl 0.00192 0.0020 0.00316 0.00379 0.00443 0.00570
-173.0 -0.3553
-10.0 -0-3490
-10.17 -0.3449 -10.73 --0.3439 --10.0 -0.3438
-10.81 -186.25 -10.90 -10.0
--0.84IB -0.3408 --0.3298 -0.3387
-164.68 -10.0 --10.06 -10.0
-0.3377
-0.3357 -0.3346
-10.14 -0.330
-10.31 -4.3316 -181.74 -4.3306
-111.28
-10.0 -0.320
-157.99 --0.3233
-0.3203 --144.09 --0.3162
0.70046 0.7890 0.6880 0.9904 1.1319 1.307 1.3837 1.4107 1.4929' 1.9794 1.6700 1.780 1.6677
1.200 2.8372 3.4940 3.7377
3.2117 3.380 3.570
4.170
4.6337 4.1339
-a
-24
--22 -a -19 -18
-17 -10 -15 -14
-11 -10
--9 -8 -7 -9
-5 -4 -8 -2
-1 0 1 3
t 4 5 6
thermodynamics
19
Table 2 .. -. Thermodynamic Properties of MOIST AIR* (Standard Atmospheric Pressure, 29.921 in. Hg) (Continued)
Humidity Ratio
W, x to*
VdlHM CO ft/0 dry ait .
*
*
-------1----10
t 711 1.314
14 1.606
18 1.90
11.01 11.933 13.034
0.00 0.00 0.00
11.777
11.80 11.08
11.963 11.990
13.072
n
3.389
13.10 0.016 U.181
n
2.669
12.30 0.057 12.293
a
3.444
12.30 0.00 13.406
13.40
a
3.644
15.413 0.079 11.492
37
4.01
13.514 0 093 12.607
Enthalpy fifo/lb dry eir
Pi per (*F) (lb dry dr]
Condensed Water
2.402
3-363
4.083 4.824
8.251
6.244 6.70 7.206 7.60 7.977
8.647 6.687
h*
1.202 1.20 1.401 1.474
1.713 1.800 1.90 2.00 2.193
2.06
2.793 3.072
3.377 3.709
4.073 4.073 4.243 4.416 4.791 4.987
b* <
3.60 3.10 3.803
0.00344 0.00415 0.00467 0-QC51S
4.116 4.433 5.076
0.0009 0.0060 0.00671 0.00721
5.403 5.734 4.071 6.413
0-00773 0.0080 0-00873 0.0090
6.70 7.106 T.4S0
7.60
0.00973 0.01023 0.01072 0.0110
8.07 6.954 9.317
~ o.oiro 0.01223 0.01273 0.01322
9.706 10.103 10.506 10.915
0.01372 0.01421 0.01470 0.01519
11.333 11.70 11.70 13.169
0.0150 0.01617
0.01517 0.01(46
13.50 12.008 13,438 13.874
0.01715 0.01764 0.01812 O.Olttl
*<
0.00271 0.0020 0.00299 0.00314
0.0030 0.00346 0.0030 0.0030
0.00399 0.00418 0.0040 0.00459
0.00481 0.00504 0.00538 0.0050
0.00479 0.00607 0.0005 0.0060
0.00696 0.00723 0-00761 0.00796
0.00632 0.00870 0.00870 0.0004
0.00940 0-00977 0.01016 0.0100
*
0.00634 0.00700 0.00766 0.0003 0.0CS99 0.00966 0.01034 0.01101 0.0U71 0.01311
Entropy Vop. Bh per
(*FHLb) tn. Hg
hm - p, x to*
-155.41
-154.65 -154.17
-163.69
-0.3171 -0.3131
6.408 6.6085
--152-74 -151.76 -0.3090
8.045$
0.01454
0.01G01 0.01674
0.01753 0.0180 0.01908 0.01987
0.03068 0.02149
0.02315
0.0400 0.040
0.0570
0.03855 0.02741 0.02S2S
-u9.a -4.3049
-148-13
--147.84 -0.3008 -147.34
-- 146.35 --145.85 -145.W
-4.2967
-144.0
-143.86 -143-38
--0.2928
2.06 0.0441
0.7889 11.656 14.313 17.237 19.946 8.00
7 U 15 19 8 8 St 34
Fahr. leap.
Hn
Rath
W, x to*
Volume
CO H/0> dry
t.
*
Enthalpy' ttvflb dry air
b( Am
b*
12.637
6.10
8.191 14.319
. 12.565
8.403 14.771
14.20
41
4.421
12.616 ..0:109
12.70
9.848
5.649 14.697
16.172
6.328 16.647
6.6(10
O.S1
12.717 0.1 12.844 10.809
17.149 17.650
7.111 18.161
11.907 ' 11.289
7.01 18.680
7.01 19.3U
49
7.674
12.8U 0.141
12.969 11.770
7.01 19.741
8.381 0.301
6.613 0.60
21.438
0
8.969
12.919 0.176 13.097 11.731
9.289 23.00
10.01 .a
57
0.934
13.00 0.208 13.30 12.892 10.79
24.48
11.19
25.12
25.78
13.05
28.46
<1
11.49
13.121 0.2a
13.363 14.60 13.50
>7.14
zr.es
15.134 13.44
18.57
29.31
0
13.0
12.323 0.282
13.604 16.614 14.45
0.06
31.0
0
15.0
13.30 0.837
13.60 16.576 16.67
33.15
Complied by John A. Goff end 8. Grstcb. Extrapolated to represent ueteettble equilibrium with underoooled liquid.
Entropy ttv per ( f) Ub dry cur)
*
0.01909 0.01957 0.0004 0.0200
0.0101 0.02149 0.02197 0.02346
0.02293 0.02340 0.03387 0.03434
0.03481 0.02528 0-02474 0002
0.02669 0.02716 0.0270 0.02809
0.0260 0.02903 0.02948 0.02994
0.03040 0.03069 o.osin 0.03177
0.0330 0.03249 0.05314 0.03380
lu
0.01097 0.0110 0.0110 o.oms
0.01275 0.0130 o.oms 0.01424
0.01478 0.01434 0.01501 0.0160
0.01711 0.01774 0.0180 0.01906
0.01976 0.02047 0.03131 0.03197
0.03276 0.02357 0.02441 0.02537
0.0016 0.03708
0.0201
0.03003 0.03106 0.03213 0.03323
Entropy Vop. Enthalpy
* CFNlb) In. Hg t* P.
0.03004
Q.031S8 0.03381
6.03376 0.03473 0.0340 0.0390
0.03771 0.03S74
0.04084
0.0410 0.0(30
0.04538
0.04644 0.0470 0.0480 0.0S0Q6
0.05131
0.05389
6.08 8.09 9.09
16.09 u.to
13.10
14.10 14.11
17.11
18.11 19.11
31.13 0.12 8.12
0.018 0-23904
0.003 0.2670
0.020 0.3USS
0.0381
0.26340 0.8026
o.om 0.42004
35.13 OMIT 0.48548
0.05644 0.05794
0.06078
0.06334 0.06375
0.0660
0.12 34.11
0.0494 0.44994
0.060
0.62209 0.444U
0.0727
tw a 43 46 BO 54 SS 0 66