evaluacion de varios modelos de isotermas de adsorcion
TRANSCRIPT
EVALUACION DE VARIOS MODELOS DE ISOTERMAS DE ADSORCIN
1. MODELO DE GAB
TABLA N 1. ISOTERMAS DE ADSORCIN POR EL MODELO DE GAB
T 20 CT 30 CT 40CT 50C
AwAw/Xeq%AwAw/Xeq%AwAw/Xeq%AwAw/Xeq%
0.0700.0180.0690.0190.0660.0190.0590.020
0.1130.0220.1120.0240.1110.0280.1200.031
0.2460.0370.2230.0370.2060.0380.1890.042
0.3310.0400.3240.0480.3190.0510.3140.053
0.4460.0470.4390.0510.4320.0540.4320.059
0.5470.0500.5260.0530.5060.0570.4890.060
0.6550.0450.6350.0460.6150.0510.5990.046
0.7540.0400.7560.0380.7530.0360.7460.032
0.8530.0330.8350.0320.8200.0310.8090.028
0.9070.0290.9000.0280.8930.0260.8840.023
Tabla 3. Parmetros estimados para el modelo de GAB
T(C)KC1XmR2
200.8960483621.72598410.066711140.9856
300.948494522.5093550.0585480.9729
400.983427221.9616670.05321980.9671
501.0328959816.7841520.05104650.931
2. MODELO DE BET
TABLA N 2. ISOTERMAS DE ADSORCIN POR EL MODELO DE BET
T 20CT 30CT 40CT 50C
XYXYXYXY
AwAw/((1-Aw)*Xeq)AwAw/((1-Aw)*Xeq)AwAw/((1-Aw)*Xeq)AwAw/((1-Aw)*Xeq)
0.0701.9300.0692.0590.0662.0780.0592.162
0.1132.4980.1122.6840.1113.1210.1203.497
0.2464.9430.2234.7830.2064.8050.1895.179
0.3315.9610.3247.0480.3197.4350.3147.758
0.4468.5640.4399.0990.4329.5070.43210.419
0.54710.9770.52611.2090.50611.5090.48911.670
Tabla 3. Parmetros estimados para el modelo de BET
T(C)CR2Xm
2052.8990.99040.052
3041.0880.99790.049
4032.7470.99770.046
5025.7670.99970.044
3. MODELO DE OSWIN
TABLA N 3. ISOTERMAS DE ADSORCIN POR EL MODELO DE OSWIN
T20T30T40T 50
XYXYXYXY
Ln (Aw/1-Aw)Ln (Xeq)Ln (Aw/1-Aw)Ln (Xeq)Ln (Aw/1-Aw)Ln (Xeq)Ln (Aw/1-Aw)Ln (Xeq)
0.07250.0390.0710.0360.0680.0340.0290.029
0.11990.0510.1190.0470.1180.040.040.039
0.28230.0660.2520.060.2310.0540.0460.045
0.40190.0830.3920.0680.3840.0630.0610.059
0.59050.0940.5780.0860.5660.080.0760.073
0.79180.110.7460.0990.7050.0890.0850.082
1.06420.1471.0080.1380.9540.1210.1380.129
1.40240.1891.4110.2011.3980.210.2640.232
1.91730.2591.8020.2651.1750.2610.3420.29
2.37510.3122.3020.3252.2350.340.490.387
Tabla 4. Parmetros estimados para el modelo de OSWIN
T(C)C1C2R2
201.0290.11690.9948
301.0190.13060.9891
401.0120.14860.9187
501.0120.78990.9965
4. MODELO DE SMITH
TABLA N 4. ISOTERMAS DE ADSORCIN POR EL MODELO DE SMITH
T 20T 30T 40T50
XYXYXYXY
Ln (1-Aw)X eqLn (1-Aw)X eqLn (1-Aw)X eqLn (1-Aw)X eq
-2.587-3.244-2.602-3.324-2.65-3.381-3.54-2.77
-2.06-2.976-2.07-3.058-2.08-3.219-3.244-1.992
-1.12-2.718-1.248-2.813-1.349-2.813-3.101-1.457
-0.704-2.489-0.735-2.688-0.758-2.688-2.83-0.781
-0.217-2.364-0.245-2.453-0.274-2.526-2.617-0.274
0.189-2.2070.104-2.3130.024-2.419-2.501-0.044
0.641-1.9170.554-1.9810.468-2.112-2.0480.401
1.12-1.6661.131-1.6041.115-1.561-1.4611.077
1.758-1.3511.621-1.3281.516-1.343-1.2381.444
2.278-1.1652.197-1.1242.122-1.079-0.952.031
Tabla 4. Parmetros estimados para el modelo de SMITH
T(C)K1K2R2
20-2.17950.42970.9902
30-2.2080.46880.9782
40-2.22180.49460.9704
503.74311.69130.959
5. MODELO DE HENDERSON
TABLA N 4. ISOTERMAS DE ADSORCIN POR EL MODELO DE HENDERSON
T= 20 CT = 30 CT = 40 CT = 50 C
yxyxyxyx
Log XeqLog (1/(1-Aw))Log XeqLog (1/(1-Aw))Log XeqLog (1/(1-Aw))Log XeqLog (1/(1-Aw))
0.031-1.409-1.4440.031-1.4690.0247-1.5380.026
0.052-1.292-1.3280.052-1.3970.051-1.4090.056
0.123-1.18-1.2220.109-1.2680.1-1.3470.091
0.174-1.081-1.1670.17-1.2010.167-1.2290.164
0.256-1.027-1.0650.251-1.0970.246-1.1370.246
0.344-0.959-1.0040.324-1.0510.306-1.0860.292
0.462-0.833-0.860.197-0.9170.415-0.8890.397
0.609-0.724-0.6970.121-0.6780.607-0.6340.595
0.833-0.587-0.5770.783-0.5830.745-0.5380.719
1.032-0.506-0.4881-0.4690.971-0.4120.936
Tabla 4. Parmetros estimados para el modelo de HENDERSON
T(C)fnR2
20-0.8431.1780.9426
30-3.8151.2290.6477
40-3.6041.0970.9685
50-4.0431.2840.9696
6. MODELO DE CHUNG AND PFOST
TABLA N 4. ISOTERMAS DE ADSORCIN POR EL MODELO DE CHUNG AND PFOST
T= 20 CT = 30 CT = 40 CT = 50 C
yxyxyxyx
XeqLn [Ln (1/Aw)]XeqLn [Ln (1/Aw)]XeqLn [Ln (1/Aw)]XeqLn [Ln (1/Aw)]
0.0390.9780.0360.9830.0341.0000.0291.040
0.0510.7790.0470.7840.0400.7880.0390.752
0.0660.3380.0600.4060.0540.4570.0450.510
0.0830.1000.0680.1200.0630.1330.0590.147
0.094-0.2140.086-0.1940.080-0.1750.073-0.175
0.110-0.5050.099-0.4420.089-0.3840.082-0.335
0.147-0.8600.138-0.7890.121-0.7210.129-0.668
0.189-1.2650.201-1.2740.210-1.2600.232-1.227
0.259-1.8390.265-1.7130.261-1.6170.290-1.551
0.312-2.3270.325-2.2500.340-2.1790.387-2.093
Tabla 4. Parmetros estimados para el modelo de HENDERSON
T(C)ABR2
203.212.210.956
302.81711.140.9384
402.57810.4170.9192
502.7078.7410.9026