Parameters Estimation of Interharmonic Based on State Space Model

Table 1

Interharmonic parameters.

𝑖	1	2	3
𝐴𝑖	0.1	0.2	0.3
𝑓𝑖	0.2	0.4	0.8
𝜑𝑖	π/3 (1.0472)	π/4 (0.7854)	π/5 (0.6283)