This article addresses the event-triggered consensus problem of multiagent systems (MAS) with disturbances. Model-based control protocols are designed, and a hybrid dynamic event-triggering mechanism (HDETM) is proposed. Based on proposed protocol, continuous communication between neighboring agents not needed, prespecified strictly positive minimum ETI guaranteed, i.e., Zeno behavior excluded. A timer variable jump dynamics introduced to describe HDETM in closed-loop system. Then, novel...

In this article, we develop a hybrid system approach for sampled-data-based leader-following consensus of multiagent systems over static/switching directed network. First, an asynchronous sampled-data control protocol is proposed, which has extra reset part in contrast with the traditional linear and beneficial achieving better transient performance. Then, several properly defined internal variables, model consisting both flow jump dynamics constructed to describe closed-loop dynamics. Based...

This work studies event-triggered bipartite consensus problem of multi-agent systems (MAS) with structurally balanced signed graph. A hybrid system approach is proposed to deal the leaderless and leader-following problems in a unified framework, novel event-triggering mechanism (ETM) reduce usage communication resources. By appropriately defining closed-loop states, model constructed for both MAS. Then, stability analysis ETM design results are given under framework. It worth noting that...

This article investigates the event-triggered consensus problem for multiagent systems (MAS) with external disturbances. A hybrid event-triggering mechanism (ETM) is proposed, which utilizes time regularization to force minimum interevent be strictly positive, such that Zeno freeness ensured in presence of Model-based control protocol used avoid continuous communication between neighboring agents. With proposed ETM, closed-loop MAS contains both flow dynamics and jumping dynamics, cannot...

This paper focuses on the event-triggered secondary control problem of islanded microgrid with nonlinear dynamics and unknown external disturbances. Distributed law is proposed to compensate for frequency voltage deviation caused by primary control, realize accurate active power sharing. In order save communication resources, a novel hybrid event-triggering mechanism (ETM) schedule information transmission each distributed generator. A model constructed describe closed-loop incorporate ETM...

This paper addresses the event-triggered secondary control problem for islanded microgrid with disturbances. Adaptive distributed law is proposed regulating voltage and frequency to desired values, while avoiding using global information. A novel adaptive dynamic event-triggering mechanism (DETM) proposed, parameters are incorporated into ETM design, such that not only strictly positive minimum interval (METI) can be guaranteed, even in presence of disturbances, but also information required...

This paper investigates the leader-following consensus problem for multiagent systems (MASs) with communication delays. A novel hybrid event-triggered control scheme is developed and a system approach proposed to design event-triggering condition. Meanwhile, by means of temporal regularization, strictly positive lower bound on interevent times can be guaranteed, that is, Zeno-freeness guaranteed. The MASs are first described as closed-loop both flow dynamics jump dynamics, where induced from...

This article studies the event-triggered cooperative output regulation problem of heterogeneous multiagent systems with external disturbances and unreliable communication link (i.e., packet losses occur intermittently). A novel hybrid event-triggering mechanism (ETM) is proposed, which imposes a strictly positive lower bound for triggering intervals, an internal variable jump dynamics introduced to design condition. model constructed describe closed-loop system both flow dynamics. Then,...

In this article, we investigate the observer-based event-triggered consensus problem of multiagent systems with disturbances. A reset observer consisting a linear and element is proposed, endows ability to improve transient estimation performance compared traditional observers. hybrid dynamic event-triggering mechanism (ETM) in which an internal timer variable introduced enforce lower bound for triggering intervals such that Zeno-free can be guaranteed even presence Then, order describe...

This article proposes a hybrid systems approach to address the sampled-data leaderless and leader-following bipartite consensus problems of multiagent (MAS) with communication delays. First, distributed asynchronous protocols are proposed based on estimators. Then, by introducing appropriate intermediate variables internal auxiliary variables, unified model, consisting flow dynamics jump dynamics, is constructed describe closed-loop both MAS. Based this equivalent stability system,...

This paper investigates the consensus problem of multi-agent systems (MAS) with sampled-data dynamic output feedback (DOF) control. A distributed DOF control law is designed by utilizing sampled relative information between neighboring agents, and sampling period can be asynchronous. For purpose analysis appropriately choosing period, a closed-loop system model hybrid dynamics constructed, which incorporates flow/jump period. Based on this model, Lyapunov-based presented stability conditions...

Reset control has been shown to have advantages over linear time-invariant controllers, especially, for loops with time-delays. In this paper, in order adapt reset networked systems (NCS), multi-input multi-output discrete-time model is first established by decomposing the controller output and defining appropriate flow set jump sets. Then, we apply controllers NCS time-varying delays both forward feedback channels, modeling framework of given based on switched parameter-varying systems,...

This article investigates the secondary control problem of islanded microgrid under hybrid systems framework. Owing to network-induced imperfections caused by communication and limited resources, we consider event-triggered time-varying delays. A dynamic event-triggering mechanism (ETM) (DETM) is proposed reduce usage event triggering interval enforced be lower bounded strictly positive value. closed-loop model constructed that incorporates delays ETM, it facilitates stability performance...

Abstract This paper studies the event‐triggered consensus problem of multi‐agent system with general linear dynamics. A novel dynamic event‐triggering mechanism (ETM) is proposed, and it formally shown that proposed ETM can achieve larger triggering intervals than existing ones. Then, a distributed adaptive control protocol developed updating law coupling strength. With ETM, be implemented in fully way. Moreover, Zeno behavior ensured to excluded, an algorithm such implementation does not...

In this work, the leaderless and leader-following consensus problems are investigated for multiagent systems (MAS) with asynchronous sampling mechanism nonidentical packet losses. First, distributed sampled-data control protocols proposed based on estimators, estimator's state is updated according to whether losses occur in certain communication channel. Then, by defining appropriate error variables means of internal auxiliary variables, a unified hybrid model consisting flow dynamics jump...

This work studies the edge-based and node-based adaptive event-triggered control (ETC) problem for multi-agent systems. The aims are to achieve asymptotic consensus, guaranteed positive minimum inter-event times (MIET) avoiding using global information. First, an distributed ETC strategy is proposed based on absolute state information, which can desired but subjects some limitations in terms of symmetric conditions practical implementation. Then, a relative information between agents,...