Finite-Time Stability for Non-Gaussian Stochastic Distribution Systems via T-S Fuzzy Modeling

Author(s):  
Xiang Gu ◽  
Xiaoli Zhang ◽  
Yang Yi
2013 ◽  
Vol 2013 ◽  
pp. 1-7 ◽  
Author(s):  
Yang Yi ◽  
Yue-Yue Zhao ◽  
Song-Yin Cao

This paper studies the fuzzy modeling problem and the fault detection and diagnosis (FDD) algorithm for non-Gaussian stochastic distribution systems based on the nonlinear fuzzy filter design. Following spline function approximation for output probability density functions (PDFs), the T-S fuzzy model is built as a nonlinear identifier to describe the dynamic relationship between the control input and the weight vector. By combining the designed filter and the threshold value, the fault in T-S weight model can be detected and the stability of error system can also be guaranteed. Moreover, the novel adaptive fuzzy filter based on stochastic distribution function is designed to estimate the size of system fault. Finally, the simulation results can well verify the effectiveness of the proposed algorithm for the constant fault and the time-varying fault, respectively.


IEEE Access ◽  
2021 ◽  
Vol 9 ◽  
pp. 21759-21768
Author(s):  
Ha Le Nhu Ngoc Thanh ◽  
Mai The Vu ◽  
Ngoc Phi Nguyen ◽  
Nguyen Xuan Mung ◽  
Sung Kyung Hong

2021 ◽  
Vol 2021 (1) ◽  
Author(s):  
Lassaad Mchiri ◽  
Abdellatif Ben Makhlouf ◽  
Dumitru Baleanu ◽  
Mohamed Rhaima

AbstractThis paper focuses on the finite-time stability of linear stochastic fractional-order systems with time delay for $\alpha \in (\frac{1}{2},1)$ α ∈ ( 1 2 , 1 ) . Under the generalized Gronwall inequality and stochastic analysis techniques, the finite-time stability of the solution for linear stochastic fractional-order systems with time delay is investigated. We give two illustrative examples to show the interest of the main results.


Automatica ◽  
2021 ◽  
Vol 125 ◽  
pp. 109427
Author(s):  
Konstantin Zimenko ◽  
Denis Efimov ◽  
Andrey Polyakov ◽  
Artem Kremlev

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