Intentional delay can benefit consensus of second-order multi-agent systems

Q Ma, S Xu - Automatica, 2023 - Elsevier
In this paper, second-order multi-agent systems with intentionally induced delay are studied,
which cannot achieve consensus with a non-delay position-based protocol. Under the …

PID control design for first-order delay systems via MID pole placement: Performance vs. robustness

D Ma, I Boussaada, J Chen, C Bonnet, SI Niculescu… - Automatica, 2022 - Elsevier
The PID control is favored in controlling industrial processes for its ease of implementation.
In this paper we present an analytical study, with an aim at stability robustness, tracking …

Nonfragile memory-based PD-like sampled-data consensus control for nonlinear multiagent systems with time-varying communication delays

J Yang, Q Zhong, Y Wang, K Shi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this article, the consensus problem of nonlinear multiagent systems (MASs) with time-
varying communication delays (TVCDs) is addressed by proposing a novel nonfragile …

Delay effect on first-order consensus over directed graphs: Optimizing PID protocols for maximal robustness

D Ma, J Chen, R Lu, J Chen, T Chai - SIAM Journal on Control and …, 2022 - SIAM
In this paper we study delay robustness of multi-agent systems (MASs) connected via
directed graphs. We consider first-order agents, and we assume that the agents' input is …

Adaptive neural design of consensus controllers for nonlinear multiagent systems under switching topologies

K Lu, Z Liu, Y Wang, CLP Chen… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Existing adaptive neural control methods for nonlinear multiagent systems (MASs) are only
applicable under a fixed topology or are applicable under switching topologies but require …

Low-distortion information propagation with noise suppression in swarm networks

A Tiwari, S Devasia, JJ Riley - Proceedings of the National …, 2023 - National Acad Sciences
A method for low-distortion (low-dissipation, low-dispersion) information propagation in
swarm-type networks with suppression of high-frequency noise is presented. Information …

Output consensus robustness and performance of first‐order agents

H Peng, Y Ding, T Qi, J Chen - International Journal of Robust …, 2024 - Wiley Online Library
In this article, we study consensus robustness and performance problems for continuous‐
time multi‐agent systems. We consider first‐order unstable agents coordinated by an output …

Consensus Performance of First-Order Agents

Y Ding, H Peng, T Qi, J Chen - IEEE Transactions on Automatic …, 2024 - ieeexplore.ieee.org
This paper concerns consensus problems of linear time-invariant systems with stochastic
noises and deterministic disturbances. We consider first-order dynamic agents …

Delay range for consensus achievable by proportional and PD feedback protocols with time-varying delays

D Ma - IEEE Transactions on Automatic Control, 2021 - ieeexplore.ieee.org
This article examines the delay range for robust consensus of unstable first-order agents by
using proportional (P) and proportional-derivative (PD) control protocols subject to time …

Role of integral control for enlarging second-order delay consensus margin under PID protocols: None

D Ma, J Chen, T Chai - IEEE Transactions on Cybernetics, 2021 - ieeexplore.ieee.org
Proportional, integral, and derivative (PID) feedback control, as a popular control law, plays
a central role in industrial processes and traditional control applications. In the context of …