405314.fig.003a
(a)
405314.fig.003b
(b)
405314.fig.003c
(c)
405314.fig.003d
(d)
405314.fig.003e
(e)
Figure 3: Membership functions of fuzzy controller. (a) Input signal error, (b) input signal integral error, (c) input signal reactive power measured at the PCC, (d) output reference reactive power, and (e) output active power modulator.