Bălănuţă, Ciprian; Gurguiatu, Gelu; Munteanu, Toader; Fetecău, Grigore ("Dunarea de Jos" University of Galati, 2011)
In this paper is presented a comparative analysis of three control methods for a thee-phase active power filter (APF) with four legs, aiming at the power quality indicators: THD, power factor, unbalance.