Research Article

Multiobjective Optimization of PID Controller of PMSM

Figure 6

The optimization results of system 1.
471609.fig.006a
(a) The three-dimensional Pareto front
471609.fig.006b
(b) The Pareto front of objectives 1 and 2
471609.fig.006c
(c) The Pareto front of objectives 2 and 3
471609.fig.006d
(d) The Pareto front of objectives 1 and 3