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 2

Performance indexes of the control system.

Control scheme	The overshoot			Adjust the time (s)
	1 stage	2 stage	3 stage	1 stage	2 stage	3 stage
FTC	10%	5%	6%	1030	800	900
OTC	0	0	0	780	400	500