764038.fig.0016a
(a)
764038.fig.0016b
(b)
764038.fig.0016c
(c)
764038.fig.0016d
(d)
Figure 16: Flux response for step reduction in operating speed (a) speed in rpm, (b) stator flux for adaptive LPF method, (c) speed in rpm, and (d) stator flux for LPF method.