A Simple Frequency-domain Tuning Method of Fractional-order PID Controllers for Fractional-order Delay Systems | |
Li, Xu1,2; Gao, Lifu1 | |
刊名 | INTERNATIONAL JOURNAL OF CONTROL AUTOMATION AND SYSTEMS |
2022-06-09 | |
关键词 | FOPID controller fractional-order systems frequency-domain specifications time delay |
ISSN号 | 1598-6446 |
DOI | 10.1007/s12555-021-0206-x |
通讯作者 | Li, Xu(lx_tyq@163.com) |
英文摘要 | The fractional-order proportional-integral-derivative (FOPID) controller is an improvement over the traditional PID controller. However, most existing methods of FOPID controller design are complex and not suitable for practical application. This paper presents a simple and efficient design method of FOPID controllers for fractional-order controlled plants with time delays. The method is based on four frequency-domain specifications-namely, gain crossover frequency, phase margin, phase crossover frequency and gain margin. The implicit nonlinear equations related to the controller parameters are formulated using these specifications. To simplify the mathematical calculation, the explicit equations of the controller parameters are analytically derived. Then, the FOPID controller parameters can be adjusted in a graphical manner. Two fractional-order plus time-delay plants are considered as simulation examples. The results show that the design requirements are successfully met and superior control performance is obtained via the proposed tuning method. |
WOS关键词 | DESIGN ; MODEL |
WOS研究方向 | Automation & Control Systems |
语种 | 英语 |
出版者 | INST CONTROL ROBOTICS & SYSTEMS, KOREAN INST ELECTRICAL ENGINEERS |
WOS记录号 | WOS:000808442800009 |
内容类型 | 期刊论文 |
源URL | [http://ir.hfcas.ac.cn:8080/handle/334002/131229] |
专题 | 中国科学院合肥物质科学研究院 |
通讯作者 | Li, Xu |
作者单位 | 1.Chinese Acad Sci, Hefei Inst Phys Sci, Inst Intelligent Machines, 350 Shushan Rd, Hefei 230031, Peoples R China 2.Univ Sci & Technol China, 96 JinZhai Rd, Hefei 230026, Peoples R China |
推荐引用方式 GB/T 7714 | Li, Xu,Gao, Lifu. A Simple Frequency-domain Tuning Method of Fractional-order PID Controllers for Fractional-order Delay Systems[J]. INTERNATIONAL JOURNAL OF CONTROL AUTOMATION AND SYSTEMS,2022. |
APA | Li, Xu,&Gao, Lifu.(2022).A Simple Frequency-domain Tuning Method of Fractional-order PID Controllers for Fractional-order Delay Systems.INTERNATIONAL JOURNAL OF CONTROL AUTOMATION AND SYSTEMS. |
MLA | Li, Xu,et al."A Simple Frequency-domain Tuning Method of Fractional-order PID Controllers for Fractional-order Delay Systems".INTERNATIONAL JOURNAL OF CONTROL AUTOMATION AND SYSTEMS (2022). |
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