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Control Synthesis of Discrete-Time T-S Fuzzy Systems Based on a Novel Non-PDC Control Scheme
被引:173
作者:
Xie, Xiangpeng
[1
]
Ma, Hongjun
[2
]
Zhao, Yan
[3
]
Ding, Da-Wei
[4
,5
]
Wang, Yingchun
[2
]
机构:
[1] Henan Polytech Univ, Sch Elect Engn & Automat, Jiaozuo 454000, Peoples R China
[2] Northeastern Univ, Sch Informat Sci & Engn, Shenyang 110004, Peoples R China
[3] Shenyang Inst Engn, Dept Automat Control Engn, Shenyang 110136, Peoples R China
[4] Univ Sci & Technol Beijing, Sch Automat & Elect Engn, Beijing 100083, Peoples R China
[5] Univ Sci & Technol Beijing, Key Lab Adv Control Iron & Steel Proc, Minist Educ, Beijing 100083, Peoples R China
基金:
中国国家自然科学基金;
关键词:
Discrete-time system;
homogenous polynomial;
nonparallel distributed compensation (non-PDC) control scheme;
parameter-dependent Lyapunov function;
Takagi-Sugeno (T-S) fuzzy model;
NONQUADRATIC STABILIZATION CONDITIONS;
DISTRIBUTED COMPENSATION LAW;
GUARANTEED COST CONTROL;
TAKAGI-SUGENOS FORM;
NONLINEAR-SYSTEMS;
QUADRATIC STABILITY;
LMI RELAXATIONS;
MODELS;
DELAY;
D O I:
10.1109/TFUZZ.2012.2210049
中图分类号:
TP18 [人工智能理论];
学科分类号:
081104 ;
0812 ;
0835 ;
1405 ;
摘要:
This paper proposes relaxed stabilization conditions of discrete-time nonlinear systems in the Takagi-Sugeno (T-S) fuzzy form. By using the algebraic property of fuzzy membership functions, a novel nonparallel distributed compensation (non-PDC) control scheme is proposed based on a new class of fuzzy Lyapunov functions. Thus, relaxed stabilization conditions for the underlying closed-loop fuzzy system are developed by applying a new slack variable technique. In particular, some existing fuzzy Lyapunov functions and non-PDC control schemes are special cases of the new Lyapunov function and fuzzy control scheme, respectively. Finally, two numerical examples are provided to illustrate the effectiveness of the proposed method.
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页码:147 / 157
页数:11
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