This paper examines the adaptive event-triggered fault detection problem of semi-Markovian jump systems (S-MJSs) with output quantization. First, we develop an scheme for S-MJSs that is more effective than conventional strategy decreasing network transmission information. Meanwhile, design a new law can dynamically adjust threshold. Second, consider signal quantization and delay in proposed scheme. Moreover, establish novel sufficient conditions stochastic stability H <sub...

This article is concerned with the problem of containment control respect to continuous-time semi-Markovian multiagent systems switching topologies. Two kinds classical schemes, which are dynamic and static utilized address proposed synthesis problem. Based on linear matrix inequality (LMI) method, controller designed plunge into studied systems, respectively. Moreover, random topologies process, partly unknown transition rates, generally uncertain rates taken account, can be applicable more...

This article studies the fault detection problem for continuous-time fuzzy semi-Markov jump systems (FSMJSs) by employing an interval type-2 (IT2) approach. First, FSMJSs model is designed and parameter uncertainty addressed IT2 approach, where characteristic of sensor saturation taken into account in control system. Second, mode-dependent filter constructed, which employed to deal with problem. Then, using Lyapunov theory, it can be guaranteed that constructed based on this stochastically...

Summary This paper studies the fault estimation problem for a class of nonlinear semi‐Markovian jump systems with partly unknown transition rates and output quantization. Firstly, mode‐dependent intermediate variable is designed, which constructs an estimator to estimate signals system. Secondly, quantization are considered sufficient conditions stability error system given in three cases by linear matrix inequalities. Moreover, proposed function satisfies Lipschitz condition, can be...

This article focuses on the finite-time guaranteed cost (FTGC) control problem for interval type-2 (IT2) fuzzy semi-Markov switching systems (S-MSSs) with additive disturbances. Based IT2 S-MSSs and state feedback method, a novel mode-dependent (GC) controller is developed under mismatched membership functions. Then, some new sufficient conditions are given to ensure that (FT) stochastically stable based designed GC controller. Furthermore, transition rate boundary condition relaxed,...

This article deals with the fault detection problem for a class of Takagi–Sugeno (T–S) fuzzy semi-Markov jump systems (FSMJSs) partly unknown transition rates (PUTRs) subject to output quantization by designing reduced-order filter. First, more general PUTRs model is constructed describe situation that information some elements completely unknown, where this affected simultaneously PU and time-varying parameter compared traditional model. Second, we take full advantage filter address FSMJSs,...

Summary This article investigates the event‐triggered (ET) states feedback robust control problem for a class of continuous‐time networked semi‐Markov jump systems (S‐MJSs). An ET scheme, which depends on process, is presented to design suitable controller and save communication resources. To cope with network transmission delay phenomenon, time‐delay S‐MJSs model under scheme introduced describe this phenomenon. Then, it assumed that links between event detector zero‐order holder are...

This article proposes the two-layer asynchronous control scheme for a class of networked nonlinear jump systems. For constructed system in network environment, data transmission may suffer from many restrictions, such as incomplete acceptable mode information and transition information, nonlinearity inadequate bandwidth resources, etc. Then, controller is developed to stabilize plant by Takagi-Sugeno (T-S) fuzzy method semi-Markov theory (SMT). Herein, hidden process with time-varying...

In this study, a robust adaptive unscented Kalman filter (RAUKF) is developed to mitigate the unfavorable effects derived from uncertainties in noise and model. To address these issues, M-estimator first utilized update measurement covariance. Next, deal with of model parameter errors while considering computational complexity real-time requirements dynamic state estimation, an method produced. The proposed integrated spherical simplex transformation technology, then novel derivative-free...

This paper investigates the consensus control problem for strict-feedback nonlinear multiagent systems (MASs) under false data injection attacks (FDIAs) and unknown directions. Different from existing results, an attack detection mechanism that only uses information of adjacent agents is designed to judge occurrence times FDIAs, negative effects FDIAs are eliminated by proposing a switching topologies strategy. By introducing multiple Nussbaum functions, directions addressed, while these...

With the increasing permeability of wind power (WP) in systems, WP randomicity bring enormous difficulty to dispatching departments grid. Exact description is key reduce threat uncertainty systems. First, Pearson correlation analysis historical data and numerical weather prediction (NWP) performed preprocess establish datasets. Then, attention mechanism integrated improve bi-directional long short-time memory (BiLSTM) very short-term approach for based on improved BiLSTM. Finally, different...

Abstract This article proposes an optimal leader‐follower consensus control protocol with finite‐time prescribed performance for nonlinear multiagent systems suffering from the actuator fault based on zero‐sum game framework. First, to guarantee specified of system within a finite time frame, novel error transformation function (ETF) is constructed. The ETF proposed in this paper can adjust mapping range achieve better convergence performance, thereby enhancing flexibility controller design....

Aiming at improving the reliability of GIS (GAS insulated SWITCHGEAR) equipment and facilitating preventive maintenance equipment, a health status evaluation method based on FAHP (Fuzzy analytic hierarchy process) is proposed in this paper. Firstly, 9-scale one-to-one corresponding to failure frequency or probability FMEA(Failure mode effects analysis) are taken into analysis. Secondly, deterioration degree function established by triangular fuzzy number. Finally, an example given...

B2B refers to Business Business, that is, between enterprises and through the Internet for products, services information exchange, but also strategic cooperation provide a basis.In order improve efficiency quality of e-commerce platform development, this paper studies architecture.First, based on transaction process, designed processing flow architecture; then, by "Business advertising, Merchandise display, Member center, Shopping system, Marketing management, Search site, News system Help...

This paper studies the robust H <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">∞</sub> filtering problem for a class of continuous-time uncertain semi-Markov jump systems. Considering that filter modes can be obtained via observing system modes, mode-dependent is designed. Based on constructed filter, performance analysis proposed by minimizing level Meanwhile, sufficient conditions existence designed are given with help linear matrix...

In this paper, the frequency control problem is studied for an islanded AC microgrid. Because of increase renewable energy, system influenced significantly. Then, non-fragile $\mathcal{H}_{\infty}$ design technique introduced to tackle deviation By means Lyapunov stability theory and linear matrix inequality method, novel sufficient conditions are provided. Based on obtained criteria, controller can decrease brought by load energy. Finally, two comparative examples prove merits develop approach.

Abstract This paper deals with the robust control problem for networked uncertain semi‐Markov jump systems over digital communication channel, where some complicated factors are considered in this framework, such as false data injection attacks, incomplete sojourn‐time information, and actuator fault. In network environment, these problems frequently occurred: (1) Data must be quantified before it is transmitted via channels, (2) there always risk of cyber‐attack. Traditional controllers not...