Page 169 - Distributed model predictive control for plant-wide systems

Networked Distributed Predictive Control with Information Structure Constraints 143

1 400
u 1 0 u 2 200

–1 0
5 10 15 20 5 10 15 20
400 1000
u 3 200 u 4 500

0 0
5 10 15 20 5 10 15 20
1000 1000
u 5 500 u 6 500

0 0
5 10 15 20 5 10 15 20
1000 1000
u 7 500 u 8 500

0 0
5 10 15 20 5 10 15 20
1000 500

u 9 500 u 10
0 0
5 10 15 20 5 10 15 20
1000 1000
u 11 500 u 12 500

0 0
5 10 15 20 5 10 15 20
1000 1

u 13 500 u 14 0
0 –1
5 10 15 20 5 10 15 20
1 1

u 15 0 u 16 0

–1 –1
5 10 15 20 5 10 15 20
1
Centralized MPC
u 17 0 LCO-DMPC
N-DMPC
–1
5 10 15 20
Time (s)

Figure 7.5 Flux of each header unit using centralized MPC, N-DMPC, and LCO-MPC