CALCULO DE LA PRESION DE VAPOR PARA SUSTANCIAS PURAS
ECUACION DE ANTOINE log10 Pvap = A - [B / (T °C + C)] bar T= No. =
40 14
Sustancia = Metilciclopentano
Constantes = Valor Calculado:
A 4.18199 Pvap = Pvap =
°C
<---- Ingrese temperatura <---- Ingrese No. de Sustancia C6H12 B 1295.543
0.33751 253.1355924
C 238.39 bar mm Hg
BASE DE DATOS Ref: POLING, BRUCE; PRAUSNITZ, JOHN & O'CONNELL, JOHN. "The Properties of Gases and Liquids". 5th edition. edition. McGraw Hill. New York. 2001 No.
SUSTANCIA
FORMULA CH4
A
B
C
3.76870
395.744
266.681
1
Metano
2
Etano
C2H6
3.95405
663.720
256.681
3
Propano
C3H8
3.92828
803.997
247.040
4
n-Butano
C4H10
3.93266
935.773
238.789
5
n-Pentano
C5H12
3.97786
1064.840
232.014
6
n-Hexano
C6H14
4.00139
1170.875
224.317
7
n-Heptano
C7H16
4.02023
1263.909
216.432
8
n-Octano
C8H18
4.05075
1356.360
209.635
9
n-Nonano
C9H20
4.07356
1438.030
202.694
10
Isob Isobut utan ano o
C4H10
4.00272
947.540
248.870
11
Isoctan tano
C8H18
4.03877
1335.220
213.415
12
Cicl Ciclop open enta tano no
C5H10
4.06783
1152.574
234.510
13
Cicl Cicloh ohex exan ano o
C6H12
3.93002
1182.774
220.618
14
Meti Metilc lcic iclo lope pent ntan ano o
C6H12
4.18199
1295.543
238.390
15
Meti Metilc lcic iclo lohe hexa xano no
C7H14
3.98232
1290.968
223.701
16
Etileno
C2H4
3.91382
596.526
256.370
17
Prop Propil ile eno
C3H6
3.95606
789.624
247.580
18
1-Buteno
C4H8
3.91780
908.800
238.540
19
ciscis-22-Bu Bute teno no
C4H8
4.00958
967.320
237.873
20
tran transs-22-Bu Bute teno no
C4H8
4.00827
967.500
240.840
21
1-Hexeno
C6H12
4.18199
1295.543
238.390
22
Isob Isobut util ilen eno o
C4H8
3.80956
866.250
234.640
23
1,31,3-Bu Buta tadi dien eno o
C4H6
3.96640
927.210
238.630
24
Cicl Cicloh ohex exen eno o
C6H10
25
Acetileno
C2H2
3.67374
528.670
228.790
26
Benceno
C6H6
3.98523
1184.240
217.572
27
Tolueno
C7H8
4.05004
1327.620
217.625
28
Etilbenceno
C8H10
4.06861
1415.770
212.300
29
Cumeno
C9H12
4.06112
1460.766
207.830
30
o-Xileno
C8H10
4.09789
1458.706
212.041
31
m-Xileno
C8H10
4.14051
1468.703
216.120
32
p-Xileno
C8H10
4.10494
1446.832
214.627
33
Estireno
C8H8
34
Naftaleno
C10H8
4.13555
1733.710
201.859
35
Bifenilo
C12H10
4.18870
1841.480
185.150
36
Formaldehido
CH20
37
Acetaldehido
C2H40
38
Acetato de Metilo
C3H6O2
4.18621
1156.430
219.690
39
Acetato de Etilo
C4H8O2
4.13361
1195.130
212.470
40
Acetona
C3H6O
4.21840
1197.010
228.060
41
Metil Etil Cetona
C4H8O
4.13860
1232.630
218.690
42
Eter dietílico
C4H10O
4.10962
1090.640
231.200
43
Eter metil t-butílico
C5H12O
3.83648
1052.470
210.880
44
Metanol
CH4O
5.20277
1580.080
239.500
45
Etanol
C2H6O
5.33675
1648.220
230.918
46
1-Propanol
C3H8O
4.99991
1512.940
205.807
47
1-Butanol
C4H10O
4.64930
1395.140
182.739
48
1-Hexanol
C6H14O
4.18948
1295.590
152.510
49
2-Propanol
C3H8O
5.24268
1580.920
219.610
50
Fenol
C6H6O
4.26960
1523.420
175.400
51
Etilenglicol
C2H6O2
52
Acido Acético
C2H4O2
4.54456
1555.120
224.650
53
Acido n-butírico
C4H8O2
4.82340
1731.708
195.955
54
Acido Benzoico
C7H6O2
55
Acetonitrilo
C2H3N
56
Metilamina
CH5N
4.54420
1050.660
237.830
57
Etilamina
C2H7N
4.43400
1102.880
232.450
58
Nitrometano
59
Tetracloruro de carbono
CCl4
4.10445
1265.632
232.148
60
Cloroformo
CHCl3
3.96288
1106.904
218.552
61
Diclorometano
CH2Cl2
4.07622
1070.070
223.240
62
Cloruro de metilo
CH3Cl
4.16533
920.860
245.580
63
Cloruro de etilo
C2H5Cl
4.09088
1020.630
237.570
64 65 66 67
Clorobenceno Argón Kriptón Xenón
C6H5Cl
4.02012 3.74141 3.75560 3.76779
1378.790 304.227 416.380 566.282
211.700 267.320 264.450 258.660
CH3NO2
Ar Kr Xe
68 69
Helio 4 Hidrógeno
He H2
1.68360 2.94928
8.155 67.508
273.710 275.700
70
Oxígeno
O2
3.81634
319.013
266.700
71
Nitrógeno
N2
3.61947
255.680
266.550
72 73 74
Cloro Monóxido de carbono Dióxido de carbono
Cl2 CO CO2
4.06280 3.81912
861.340 291.743
246.330 267.996
75
Disulfuro de carbono
CS2
76
Sulfuro de hidrógeno
H2S
4.22882
806.933
251.390
77
Dióxido de Azufre
SO2
4.40720
999.900
237.190
78 79 80 81 82 83
Trióxido de Azufre Oxido Nítrico Oxido Nitroso Cloruro de hidrógeno Cianuro de hidrógeno Agua
SO3
HCl CNH H2O
6.17575 5.86790 4.12884 4.29490
1735.310 682.939 654.260 745.780
236.500 268.270 247.160 258.880
5.11564
1687.537
230.170
84
Amoníaco
NH3
4.48540
926.132
240.170
85
Acido Nítrico
86
Acido Sulfurico
NO N2O
HNO3 H2SO4
MODELO SIM TRICO: CONSTANTES PARA MEZCLAS BINARIAS Rango de Temperatura °C Componente 1 Componente 2 B Benceno 56.1 - 80.1 0.405 Metano 0.56 56.1 – 64.0 Eti Eter 34.6 - 56.1 0.741 Acetona Metano 55.5 - 64.6 0.56 Cic o exano 80 0.335 Benceno C oro ormo 40 0.154 Tetracloruro de Cic o exano 50 0.094 carbono 2-Butanona n-Hexano 50 - 70 1.22 To ueno 76.4 - 110.7 1.757 Acetato e Eti o 71.7 - 78.3 0.896 Etanol o-Xi eno 136 - 144 0.0081 m-Xi eno 136 - 139 0.0083 p-Xi eno 136 - 138 0.0071 Etilbenceno Acetato e Eti o 62.1 - 77.1 1.16 Acetato e Meti o 53.7 - 64.6 1.064 Tric oroeti eno 65 - 87 1.946 2-Propano 65 - 82 -0.0754 Metanol Fuente: SANDLER, STANLEY. (1989). Chemical and Engineering Thermodynamics. John Wiley & Sons. New York. O`CONNELL, J. & HAILE, J.M. (2004). Thermodynamics: Fundamentals for Applications. Cambridge University Press. Cambridge.
MODELO MARGULES: CONSTANTES PARA MEZCLAS BINARIAS Componente 1
Acetona
Benceno 2-Butanona
Etanol Metano n-Octano
Componente 2 Benceno Tetracloruro de carbono C oro ormo Metano Tetracloruro de carbono C oro ormo Metano n-Hexano C oro ormo Benceno c o exano n-Hexano To ueno C oro ormo Eti enceno Benceno
Temperatura °C 57.7 – 76.5 56 – 70.8 57.5 – 64.4 55.3 – 64.6 76.6 – 79.9 62 – 79.2 58 – 78.6 68.6 – 77.9 62.9 – 79.7 67.9 – 76.9
58.1 – 78.3 77 – 110.6
53.5 - 63 125.7 – 136.2 77 – 97.2
A12 0.316
A21 0.461
0.764 -0.561 0.579
0.918 -0.84 0.618
0.0855 -0.167 1.71 0.516 -0.686 1.472 . 1.94 1.571 0.832 0.201 1.336
0.121 -0.236 2.293 0.365 -0.85 1.836 . 2.705 1.648 1.736 0.188 1.596
1-Propanol 2-Propanol To ueno
Eti enceno n-Hexano Acetato e eti o Acetona Benceno Acetato e eti o Feno
97 – 118.9 66.2 – 89.6
78 - 96 56.8 – 79.8 71.8 – 82.4 75.9 – 80.3 110.5 – 172.7
1.33 1.867 0.519 0.514 1.269 0.517 1.034
1.239 1.536 0.641 0.632 1.52 0.476 0.714
Fuente: O`Connell, John and J. Haille. (2004). Thermodynamics: Fundamentals for applications. Cambridge.
MODELO DE VAN LAAR: CONSTANTES PARA MEZCLAS BINARIAS Componente 1
Componente 2
Temperatura [°C]
B12
B21
Acetaldehido Acetona Acetona Acetona Agua Benceno Bisulfuro de Carbono Bisulfuro de Carbono Etanol Etanol Etanol Etil Acetato Etil Acetato Etil Eter Isobutano Isobutano Isopropanol Metanol Metanol Metil Acetato n-Hexano n-Propanol Tetracloruro de Carbono
Agua Agua Agua Metanol Fenol Isopropanol
19.8 - 100 25 56.1 - 100 56.1 - 64.6 100 - 181 71.9 - 82.3
1.59 1.89 2.05 0.58 0.83 1.36
1.8 1.66 1.5 0.56 3.22 1.95
Acetona
39.5 - 56.1
1.28
1.79
Tetracloruro de Carbono Agua Benceno Ciclohexano Benceno Tolueno Etanol Furfural Furfural Agua Agua Agua Agua Etanol Agua
46.3 - 76.7
0.23
0.16
25 67.0 - 80.1 66.3 - 80.8 71.1- 80.2 77.2 - 110.7 34.6 - 78.3 37.8 51.7 82.3 - 100 25 64.6 - 100 57.0 - 100 59.3 - 78.3 88.0 - 100
1.54 1.946 2.102 1.15 0.09 0.97 2.62 2.51 2.4 0.58 0.83 2.99 1.57 2.53
0.97 1.61 1.729 0.92 0.58 1.27 3.02 2.83 1.13 0.46 0.51 1.89 2.58 1.13
Benceno
76.4 - 80.2
0.12
0.11
Fuente: SANDLER, STANLEY.(1989). Chemical and Engineering Thermodynamics. John Wiley & Sons. New York.
ECUACI N DE WILSON: CONSTANTES PARA MEZCLAS BINARIAS
1 2 3 4 5 6 7 8 9 10
SISTEMA Acetona 1 Agua 2 Metano 1 Agua 2 1-Propano 1 gua Agua 1 1,4-Dioxano 2 Metano 1 Acetonitri o 2 Acetona 1 Metano 2 et acetato Metano 2 Metano 1 Benceno 2 Etano 1 To ueno 2 Metano 1 Etano 2 Metano 1 11 1-Propano 2 Etano 1 12 1-Propano 2
VOLUMEN MOLAR PAR METROS 3 a12 [cal/mol] a21 [cal/mol] [cm /mol] 74.05 18.07 291.27 1,448.01 40.73 18.07 107.38 469.55 75.14 . 775.48 1,351.90 18.07 85.71 1,696.98 -219.39 40.73 66.3 504.31 196.75 74.05 40.73 -161.88 583.11 . 40.73 -31.19 813.18 40.73 89.41 1,734.42 183.04 58.68 106.85 1,556.45 210.52 40.73 58.68 -326.819 678.595 40.73 75.14 1846.612 -987.209 58.68 75.14 3108.881 -829.156 Ref.:
Smith, J.M.; Van Ness,H.C. & Abbott,M.M. 2001. Introduction to Chemical Engineering Thermodynamics. 6th edition. Skouras, Stathis. En: http://www.nt.ntnu.no/users/skoge/distillation/nonideal_skouras/ternary/wilson.m. July 2001
ECUACIÓN NRTL: CONSTANTES PARA MEZCLAS BINARIAS SISTEMA 1 2 3 4 5
Acetona (1) Agua (2) Metanol (1) Agua (2) 1-Propanol (1) Agua (2) Agua (1) 1,4-Dioxano (2) Metanol (1) Acetonitrilo (2)
VOLUMEN MOLAR PAR METROS NRTL 3 b12 [cal/mol] b21 [cal/mol] [cm /mol] 74.05 631.05 1,197.41 18.07 40.73 -253.88 845.21 18.07 75.14 500.4 1,636.57 18.07 18.07 715.96 548.9 85.71 40.73 343.7 314.59 66.3
6 7 8 9
Acetona (1) Metanol (2) Metil acetato (1) Metanol (2) Metanol (1) Benceno (2) Etanol (1) Tolueno (2)
74.05 40.73 79.84 40.73 40.73 89.41 58.68 106.85
184.7
222.64
381.46
346.54
730.09
1,175.41
713.57
1,147.86
Ref.: Smith, J.M.; Van Ness,H.C. & Abbott,M.M. (2001). Introduction to Chemical Engineering Thermodynamics. 6t
α
0.5343 0.2994 0.5081 0.292 0.2981
0.3084 0.2965 0.4743 0.5292 edition.
