Optics and Precision Engineering, Volume. 32, Issue 16, 2504(2024)
High-precision adaptive fractional order sliding mode tracking control for piezoelectric platform
Figures & Tables(7)
Fig. 1. Block diagram of adaptive fraction order sliding mode controller
Fig. 2. Verification platform for adaptive fractional order sliding mode control
Fig. 3. Tracking experimental results of the piezoelectric drive platform with the sinusoidal reference signal at 1 Hz
Fig. 4. Tracking experimental results of the piezoelectric drive platform with the sinusoidal reference signal at 50 Hz
Fig. 5. Tracking experimental results of the piezoelectric drive platform with the compound Triangular reference signal
Table 1. Parameters of AFOSMC method
Table 2. Comparative experimental results of PID， SMC and AFOSMC
View tableView in ArticleTable 2. Comparative experimental results of PID， SMC and AFOSMC
参考指令 PID控制的MAXR/RMS
（%， μm）
SMC的MAXR/RMS
（%， μm）
AFOSMC的MAXR/RMS
（%， μm）
Sin-1 Hz 2.64/0.48 1.07/0.15 0.13/0.01 Sin-50 Hz 4.46/0.91 3.34/0.71 1.69/0.41 Tri 4.19/0.78 2.85/0.45 0.21/0.03
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Mingchao SUN, Jiaqi PENG, Yueming SONG. High-precision adaptive fractional order sliding mode tracking control for piezoelectric platform[J]. Optics and Precision Engineering, 2024, 32(16): 2504
Paper Information
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Received: Apr. 26, 2024
Accepted: --
Published Online: Nov. 18, 2024
The Author Email: Yueming SONG (songym525@sina.com)
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