There is no abstract available for this article.
This work was supported by National Natural Science Foundation of China (Grant No. 61733017) and Nature Science Foundation of Fujian Province (Grant No. 2016J01317).
Appendix A.
[1] Han J Q. Auto-disturbance-rejection controller and its applications (in Chinese). Control Decis, 1998, 13: 19--23. Google Scholar
[2] Huang Y, Xue W. Active disturbance rejection control: methodology and theoretical analysis.. ISA Trans, 2014, 53: 963-976 CrossRef PubMed Google Scholar
[3] Gao Z Q. Scaling and bandwidth-parameterization based controller tuning. In: Proceedings of American Control Conference (ACC), Denver, 2003. 4989--4996. Google Scholar
[4] Tian G, Gao Z Q. Frequency response analysis of active disturbance rejection based control system. In: Proceedings of the 16th IEEE International Conference on Control Applications, Singapore, 2007. 1595--1599. Google Scholar
[5] Yuan D, Ma X, Zeng Q, et al. Research on frequency-band characteristics and parameters configuration of linear active disturbance rejection control of second-order systems (in Chinese). Control Theory Appl, 2013, 30: 1630--1640. Google Scholar
[6] Zhang C, Zhu J, Gao Y. Order and parameter selections for active disturbance rejection controller (in Chinese). Control Theory Appl, 2014, 31: 1480--1485. Google Scholar
[7] Zhao C, Guo L. PID controller design for second order nonlinear uncertain systems. Sci China Inf Sci, 2017, 60: 022201 CrossRef Google Scholar
[8] Chen S, Xue W, Zhong S. On comparison of modified ADRCs for nonlinear uncertain systems with time delay. Sci China Inf Sci, 2018, 61: 070223 CrossRef Google Scholar
[9] Jin H, Liu L, Lan W. On stability conditions of linear active disturbance rejection control for second order systems (in Chinese). Acta Autom Sin, 2018, 44: 1725--1728. Google Scholar
Figure 1
(Color online) Frequency analysis of the feedback compensator of second-order LADRC. (a) Block diagram of second-order LADRC; (b) Bode plots of $C(s)$ and $C_{\rm~PID}(s)$, in which $K_c=2.5$, $\tau_I=1.777$, $\tau_D=0.4$.
Download PDF
