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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2022
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Article
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Tab 3
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Research Article
Optimal System for Improved Internal Model Control of Argon-Oxygen Decarburization Process Based on the Piecewise Linear Model and Time Constant of Filter Optimization
Table 3
Test data from the 5 ton argon-oxygen refining furnace.
Refining no.
Initial mass (t)
Initial temperature (°C)
Initial carbon content (mass %)
Final temperature (°C)
Endpoint carbon content (mass %)
Unit refining time (min)
1#
4.75
1413
8.31
1706
0.45
15.58
2#
4.55
1403
8.35
1712
0.51
14.07
3#
3.54
1394
7.98
1697
0.49
17.51
4#
4.98
1436
8.14
1709
0.49
12.65
5#
5.04
1428
8.34
1702
0.52
12.90
6#
4.63
1411
8.06
1704
0.51
14.67
7#
4.13
1419
7.86
1704
0.47
13.80
8#
3.89
1388
8.42
1707
0.52
15.94
9#
4.37
1410
8.11
1699
0.49
14.42
10#
4.81
1422
8.33
1705
0.48
13.51