Biomedical Engineering Reference
In-Depth Information
200
150
100
50
Langmuir Isotherm
Freundlich Isotherm
Freundlich Isotherm, last point removed
0
0
20
40
60
80
100
C
A
, g/m
3
FIGURE E9-2.1
Freundlich isotherm model fit as compared with the Langmuir isotherm fit for the adsorption
of phenol on activated carbon.
TABLE E9-2.3
Least Square Parametric Estimation for the Temkin Isotherm. The Final Solution Shown are
for f
T
¼ 31.42 mg-phenol/g-Activated Carbon and K
AT
¼ 3.545 L/mg, Obtained by Mini-
mizing the Variance between the Temkin Model and the Experimental Data, s
L
, While
Changing f
T
and K
AT
Error
2
(
Aqueous solution
C
A
, mg/L
On activated carbon
C
0
As
, mg/g
Eqn
(9.44)
C
As
, mg/g
C
As
LC
0
As
)
2
0
0
1.5
53.0
52.49601
0.254001
2.0
62.4
61.53407
0.749841
5.1
82.8
90.94313
66.31056
6.6
105.0
99.0433
35.48232
22.9
137.0
138.1279
1.272193
51.6
172.2
163.6504
73.09481
80.2
170.9
177.5053
43.63024
s
P
8
i¼
ðC
As;i
C
0
As;i
Þ
2
2
s
L
¼
¼
6.066217
7
1
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