Table 1: The performance of APF system in three working conditions.

Working conditions Us% Udc/(V) Il/(A) THDI /%
I 100% 646 70.88 3.12
100% 700 70.88 2.78
100% 754 70.88 2.43
II 90% 700 63.71 2.57
100% 700 70.88 2.78
110% 700 78.76 3.01
III 90% 646 63.71 2.80
100% 700 70.88 2.78
110% 754 78.76 2.85