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314 4. Adsorption and Ion Exchange

pore diffusion control, the model equations are the following (Vermeulen and
Quilici, 1970):
1  La La 
NT ( 1)  21 ( La X ) ln ln 2  I
1
 1 La 1 1 La  c (4.145)
p
pore
1 1 ( La X
1
)

1
1 1 ( La X (4.146)
1
)
1( La X La
)
1
(4.147)
2
1( La X La
)
1
I 2.44 2.15 La (4.148)
c
1
pore (4.149)
La
La 2 1.83(1 ) 0.92
fusion control, For solid dif the model equations are the follo 2002b): wing (Inglezakis,

1  1 
3 )
NT ( s 1)  1 ( 2 c  I
solid 1  La 2  (4.150)
 1 
ln  2 
1
 (1 La ) 2 La X (1  (4.151)
X
)
La
 1 La 
 X 
La ln  1 La 
2
 1 X 
 
(4.152)
La 2 ln X (4.153)
2
3
1
solid
La 1.5 1.688(1 ) La
(4.154)

I c 106.67 La177.82 5 114.38 La 31.604 4 La 4.5323 0.840 3 La 2 La 8 8
(4.155)