The time-varying PFC is designed in (23) with a k(t) adjusted in (22), and the internal model filter (4) is designed with a time-varying parameter: α(t) = β ∗ b ∗ (b ∗ −k(t)β ∗ ). The designe parameters are set by
The time-varying PFC is designed in (23) with a k(t)adjusted in (22), and the internal model filter (4) is designedwith a time-varying parameter: α(t) = β∗b∗ (b∗ −k(t)β∗). Thedesigne parameters are set by