THD Reduction of Improved Single Source MLI Using Upgraded Black Widow Optimization Algorithm

Figure 12

(a) Harmonic spectrum analysis of output voltage, (b) harmonic spectrum analysis of load current (RL load), (c) harmonic spectrum analysis of load current (R load) (scale: for figure (a–c) channel 1: X axis = 250 Hz/div).

(a)

(b)

(c)