[HTML][HTML] Port-Hamiltonian framework in power systems domain: A survey

M Tõnso, V Kaparin, J Belikov - Energy Reports, 2023 - Elsevier
Many nonlinear physical phenomena, including various power systems, can be modeled,
analyzed, and controlled using the framework of port-Hamiltonian systems. Moreover, this …

Robust voltage regulation of DC-DC buck converter with ZIP load via an energy shaping control approach

W He, Y Zhang, Y Shang, MM Namazi, W Zhou… - Journal of the Franklin …, 2024 - Elsevier
ZIP loads (the parallel combination of constant impedance loads, constant current loads and
constant power loads) exist widely in power system. In order to stabilize buck converter …

Hierarchical control in islanded DC microgrids with flexible structures

P Nahata, A La Bella, R Scattolini… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
Hierarchical architectures stacking primary, secondary, and tertiary layers are widely
employed for the operation and control of islanded dc microgrids (dcmGs) composed of …

[HTML][HTML] Increasing the region of attraction in DC microgrids

J Ferguson, M Cucuzzella, JMA Scherpen - Automatica, 2023 - Elsevier
Based on the port-Hamiltonian framework, this paper proposes a novel control scheme for
stabilising the voltage in DC networks affected by (i) unknown ZIP-loads, ie, nonlinear loads …

[HTML][HTML] Robust output regulation for voltage control in DC networks with time-varying loads

A Silani, M Cucuzzella, JMA Scherpen… - Automatica, 2022 - Elsevier
In this paper, we propose novel control schemes for regulating the voltage in Direct Current
(DC) power networks, where the loads are the superposition of time-varying signals and …

Voltage control of DC microgrids: Robustness for unknown ZIP-loads

M Cucuzzella, KC Kosaraju… - IEEE Control Systems …, 2022 - ieeexplore.ieee.org
In this letter we propose a new passivity-based control technique for Buck converter based
DC microgrids comprising ZIP-loads, ie, loads with the parallel combination of constant …

Adaptive energy-based control for buck converter with a class of nonlinear loads

W He, MM Namazi, JM Guerrero - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this brief, the problem of voltage regulation of buck converter with a class of nonlinear
loads is addressed by using an adaptive energy-based controller. It is noted that the existing …

[HTML][HTML] Krasovskii and shifted passivity based output consensus

Y Kawano, M Cucuzzella, S Feng, JMA Scherpen - Automatica, 2023 - Elsevier
Motivated by current sharing in power networks, we consider a class of output consensus
(also called agreement) problems for nonlinear systems, where the consensus value is …

Voltage regulation and current sharing in DC microgrids with different information scenarios

A Iovine, MJ Carrizosa, E De Santis… - … on Control Systems …, 2021 - ieeexplore.ieee.org
We present a general framework for the control of a direct current (DC) microgrid with star
topology (a common DC bus) consisting of renewable sources of energy, loads, and storage …

[HTML][HTML] Decentralized stability conditions for DC microgrids: Beyond passivity approaches

K Laib, J Watson, Y Ojo, I Lestas - Automatica, 2023 - Elsevier
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 …