具有全状态约束的非严格反馈系统的自适应控制研究  

Adaptive control study of nonstrict-feedback systems with full-state constraints

作　　者：吕佳欢 张瑞 成媛 杨雪洁 LYU Jia-huan;ZHANG Rui;CHENG Yuan;YANG Xue-jie(School of Mathematics and Information Science,Baoji University of Arts and Sciences,Baoji 721013,Shaanxi,China)

机构地区：[1]宝鸡文理学院数学与信息科学学院,陕西宝鸡721013

出　　处：《宝鸡文理学院学报(自然科学版)》2024年第4期1-7,22,共8页Journal of Baoji University of Arts and Sciences(Natural Science Edition)

基　　金：国家自然科学基金项目(62203342);宝鸡文理学院横向项目(21KJHX008,21KJHX009)。

摘　　要：目的研究在有限时间内非严格反馈系统满足全状态约束的自适应模糊跟踪控制问题。方法采用Tan型障碍李雅普诺夫函数,模糊逻辑系统与Backstepping技术进行研究。结果设计了一个有限时间的控制策略。结论设计的控制策略使得闭环系统内全部信号有界且满足约束条件。Purposes—To study the adaptive fuzzy tracking control problem for non-strict feedback systems satisfying full-state constraints in finite time.Methods—Tan-type barrier Lyapunov function,fuzzy logic system and Backstepping technique are utilized in the study.Result—A finite-time control strategy is designed.Conclusion—The design ensures that all signals in the closed-loop system are bounded and meet the constraint conditions.

关 键 词：非严格反馈系统 有限时间 全状态约束 Tan型障碍李雅普诺夫函数 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]