An Asymmetric Hysteresis Model and Parameter Identification Method for Piezoelectric Actuator

Table 3

List of MPSO algorithm parameters.

Parameters	Case 1	Case 2	Case 3	Case 4
𝜃	[𝑘1,𝑘2,𝐴1,𝛽1,𝛾1,𝑛]
𝑑	6
𝑥min	[−1, −10, −1, −10, −10, 1]
𝑥max	[1, 10, 1, 10, 10, 5]
[𝑣min, 𝑣max]	[−1, 1]
[𝑤min, 𝑤max]	[0.10, 0.90]
Size	50	100	300	500
𝐺	500	1500	5000	10000
𝑐1	1.3
𝑐2	1.7