Table 1.

The main parameters of rectifier.

Circuit Parameters/Symbols	Numerical Value
The effective value of the input phase voltage/Um	220 V
PFC converter inductor/La	0.3 mH
PFC converter capacitor/Ca	2000 μF
SPWM inverter inductor/Las	1 mH
SPWM inverter capacitor/Cas	10 μF
Grid-side voltage frequency/fv	50 Hz
Phase-shifting transformer operating frequency/f	400 Hz
Phase-shifting transformer turns ratio/N0:N1:N2	$1:\sqrt{6}/3:(3\sqrt{2}-\sqrt{6})/6$
Load resistance/R	20 Ω
Load filtering inductor/L	15 mH