A New Hybrid UPFC Controller for Power Flow Control and Voltage Regulation Based on RBF Neurosliding Mode Technique

Figure 3

Control response to step changes in real and reactive power flow references in the transmission line. (a) (i) Active power at bus B3. (ii) Reactive power at bus B3. (iii) Voltage magnitude at bus B2. (iv) UPFC DC-link voltage. (b) (i) -axis current of shunt converter. (ii) -axis current of shunt converter. (iii) -axis current of series converter. (iv) -axis current of series converter.

(a)

(b)