A New Synchronization Technique of a Three-Phase Grid Tied Inverter for Photovoltaic Applications

Figure 9

Grid voltage and output voltage of three-phase photovoltaic inverter with digital circuit of DISM. (a) Phase A; (b) phase B; (b) phase C. Note: Ch1 for inverter output voltage and Ch2 for grid voltage.

(a)

(b)

(c)