Journal of Control Science and Engineering / 2012 / Article / Fig 1

Research Article

Pole Placement-Based NMPC of Hammerstein Systems and Its Application to Grade Transition Control of Polypropylene

Figure 1

M I and 𝐸 𝑡 output trajectories of grade transition processes. (Solid line is the set-point, dotted line the instantaneous, and dashed line the cumulative).
(a) Melt index
(b) Concentration of ethylene in polypropylene

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