Biomedical Engineering Reference
In-Depth Information
a)
0.04
0.03
0.02
0.01
0.00
0
2
4
6
8
10
12
, M
1.5
x
1.5
b)
0.04
0.03
0.02
0.01
0.00
0
5
10
15
20
25
30
, M
2
x
2
FIGURE 7.8
Correlation of the kinetic data (a) on the (
x
1.5
,
z
) plane and (b) on the (
x
2
,
z
) plane.
procedure that involves numerically differentiating the (experimental) data to obtain the
derivative or derivatives in the differential model. In so doing, one can rename the derivative
to a new variable. Thus, there are no derivatives to deal with directly at regression.
For the same kinetic data, sections
Integral Methods
and
Differential Methods
showed
different correlations. When the same kinetic equation is imposed:
d
t
ΒΌ k
f
C
A
0
1
2
k
f
13
2
d
C
C
C
C
C
C
(7.59)
2
29
One can infer that slightly different values of
k
f
are obtained. While one can argue that the
difference in the values of
k
f
is small, there is a marked difference in the perception of the
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