On the stability of distributed secondary control for DC microgrids with grid-forming and grid-feeding converters

XK Liu, YW Wang, ZW Liu, Y Huang - Automatica, 2023 - Elsevier
This paper investigates the stability problem of a single-bus DC microgrid with mixed grid-
forming/grid-feeding converters and the constant impedance, constant current, and constant …

[HTML][HTML] An improved robust distributed H∞ control method for uncertain interconnected large-scale time-delayed systems

SM Rashid, AR Ghiasi, S Ghaemi - Energy Reports, 2023 - Elsevier
In modern industries, systems have become increasingly large-scale and complex,
comprising multiple interconnected subsystems where the performance of each subsystem …

Phase Preservation of N-Port Networks under General Connections

J Chen, W Chen, C Chen, L Qiu - arXiv preprint arXiv:2311.16523, 2023 - arxiv.org
This study first introduces the frequency-wise phases of n-port linear time-invariant networks
based on recently defined phases of complex matrices. Such a phase characterization can …

[HTML][HTML] Stability evaluation of a multi-stage converter system considering a CPL connected

IV de Bessa, RLP Medeiros, MM de Carvalho… - International Journal of …, 2024 - Elsevier
The use of power converters to regulate voltage and power in electrical power systems has
been attracting attention due to the increasing number of research and applications on …

Entangled Gain and Phase Analysis for the Internet

D Zhang, J Wang, F Zhang, I Lestas… - 2024 European Control …, 2024 - ieeexplore.ieee.org
We conduct a local stability analysis of a class of Internet congestion control protocols,
approaching the problem from a novel entangled gain and phase perspective. Our approach …

On mpc-based strategies for optimal voltage references in dc microgrids

P Jané-Soneira, I Prodan, AJ Malan… - 2023 European …, 2023 - ieeexplore.ieee.org
Modern power systems are characterized by low inertia and fast voltage dynamics due to the
increase of sources connecting via power electronics and the removal of large traditional …

Decentralized Stability Conditions in DC Microgrids

K Laib, J Watson, Y Ojo, I Lestas - 2021 60th IEEE Conference …, 2021 - ieeexplore.ieee.org
We consider the problem of ensuring stability in a DC microgrid by means of decentralized
conditions. Such conditions are derived which are formulated as input-output properties of …

Passivity-short-based system-wide stability with L2 gain and stabilization of heterogeneous power systems

H Kang, T Namerikawa - SICE Journal of Control, Measurement …, 2024 - Taylor & Francis
The problem of decentralized control for overall system stability has received increasing
attention due to heterogeneity in power networks. To address this problem, two passivity …

Control of Interlinking Converters for DC Multi-Microgrids

JD Watson - 2023 IEEE Fifth International Conference on DC …, 2023 - ieeexplore.ieee.org
In this paper, we consider the control design of interlinking converters in DC multi-
microgrids. We present a passivity framework and use this to propose a solution where each …

Inverse Optimal Control and Passivity-Based Design for Converter-Based Microgrids

L Hallinan, JD Watson, I Lestas - 2023 62nd IEEE Conference …, 2023 - ieeexplore.ieee.org
Passivity-based approaches have been suggested as a solution to the problem of
decentralised control design in many multi-agent network control problems due to the plug …