Adaptive Sliding Mode Control of Single-Phase Shunt Active Power Filter

Table 1

Comparison of THD after compensation.

Controller type	Current type	Time period/THD of current
		0–0.4 s	0.4–0.8 s
Without controller	Nonlinear load current	45.81%	40.12%
Adaptive controller	Power current after compensation	4.16%	3.54%
Adaptive sliding mode controller		3.49%	3.29%