Modeling Analysis of DC Magnetic Bias of Iron Core Reactor of APF

Table 1

Harmonic analysis of system side current.

Harmonic order	Nonoptimization	Optimization
2	4.78	0.55
3	1.16	0.36
4	1.57	0.30
5	0.56	0.52
6	1.28	0.22
7	0.08	0.06
8	0.78	0.17
9	1.18	0.09
10	1.37	0.18
11	0.95	0.63
12	1.26	0.04
13	0.27	0.23
THD	13.54%	5.4%