Journal of Process Control, G. Dolanc, S. Strmnik, J. Petrovčič … · 0,0 0,5 1,0 1,5 2,0 2,5...
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Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 1
Transcript of Journal of Process Control, G. Dolanc, S. Strmnik, J. Petrovčič … · 0,0 0,5 1,0 1,5 2,0 2,5...
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Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 1
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Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 2
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0,4 0,6 0,8 1,0 1,2 1,40
10
20
30
40
50
60
70
80
90
100SR
/ %NH
3 s
lip / p
pm
interval of km
NH3 slip / ppm
Step ofreduction / %
k m Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 3
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0,00 0,02 0,04 0,06 0,08 0,10 0,12
0,04
0,05
0,06
0,07
0,08
0,09
0,10
measurement model
(CO
2) m
easu
rem
ent,
mod
el
(O2) measurement
Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 4
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Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 5
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10 11 12 13 140
20
40
60
80
100 measurement model
Kc = 18000,0b = 0,36
(NO)
/ pp
m
AFR Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 6
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10 11 12 13 140
20
40
60
80
100 measurement model
Kc = 18000,0b = 0,36
(NO)
/ pp
m
AFR Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 7
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Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 8
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Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 9
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1 2 3 4 5 6 70,0
0,4
0,8
1,2
1,6
2,0
φF = 120 l/min
φF = 60 l/min
φF = 240 l/min
Err
/ ppm
kp Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 10
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0,0 0,5 1,0 1,5 2,0 2,5 3,0 3,5 4,00
5
10
15
20
t / h
(NO
) OUT
/ pp
m
40
60
80
100
(NO
) IN /
ppm
0,00,10,20,30,4
φ NH3
/ l/m
in
101112131415
AFR
Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 11
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1 2 3 4 5 6 70,0
0,4
0,8
1,2
1,6
2,0
φF = 120 l/min
φF = 60 l/min
φF = 240 l/min
Err
/ ppm
kp Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 12
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0,0 0,5 1,0 1,5 2,0 2,5 3,0 3,5 4,00
5
10
15
20
t / h
(NO
) OUT
/ pp
m
40
60
80
100
(NO
) IN /
ppm
0,00,10,20,30,4
φ NH3
/ l/m
in
101112131415
AFR
Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 13
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0,80 0,85 0,90 0,95 1,000,0
0,4
0,8
1,2
1,6
2,0
(n)(d)(e) (c) (b)
φF = 120 l/min
φF = 60 l/min
φF = 240 l/min
Err /
ppm
a1 Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 14
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0,0 0,5 1,0 1,5 2,0 2,5 3,0 3,5 4,00
5
10
15
20
t / h
(NO
) OUT
/ pp
m
020406080
100
(NO
) IN /
ppm
0,00,10,20,30,4
φ NH3
/ l/m
in
101112131415
AFR
2500
3000
3500
4000φ S
/ l/m
in
Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 15
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0
20
40
60
80
100
120
10 11 12 13 14 15
(n*1.1)(n*0.9)(n) (n*1.2)(n*0.8)
AFR
(NO
) / p
pm
10 11 12 13 14 15
0
20
40
60
80
100
120
(n*0.9)(n )(n*1.1)(n*1.2)
(n*0.8)(NO
) /pp
m
AFR (a) (b)
Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 16
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0,7 0,8 0,9 1,0 1,1 1,2 1,30,0
0,2
0,4
0,6
0,8
1,0
φF=120 l/min
φF=60 l/min
φF=240 l/min
Err
/ ppm
horizontal scale factor Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 17
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0,0 0,5 1,0 1,5 2,0 2,5 3,0 3,5 4,00
5
10
15
20
t / h
(NO
) OUT
/ pp
m
40
60
80
100
(NO
) IN /
ppm
0,00,10,20,30,4
φ NH3
/ l/m
in
101112131415
AFR
Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 18
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0,7 0,8 0,9 1,0 1,1 1,2 1,30,0
0,2
0,4
0,6
0,8
1,0
φF=120 l/min
φF=60 l/min
φF=240 l/min
Err
/ ppm
vertical scale factor Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 19
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Catalyticconverter
Heatexchanger
Burner
Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 20
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Journal of Process Control, G. Dolanc, S. Strmčnik, J. Petrovčič, Figure 21
