FPGA-Based Software Implementation of Series Harmonic Compensation for Single Phase Inverters

Table 2

% THDv of the inverter output voltage with the two different schemes.

	% THDv
$h$	Composite voltage observer and Simple current observer		Simple voltage and current observers
	Simulation	Expt.	Simulation	Expt.
0	15.34	15.29	15.94	16.40
5	3.309	4.67	3.515	4.79
10	1.773	2.07	1.927	2.91
15	1.197	1.71	1.321	1.99
20	0.903	0.97	1.01	1.20