Nonlinear observer-based controller design for VSC-based HVDC transmission systems under uncertainties

I El Maysse, A El Magri, A Watil, A Alkuhayli… - IEEE …, 2023 - ieeexplore.ieee.org
This paper addresses the problem of output feedback control for high voltage direct current
(HVDC) systems based on voltage source converters (VSC). Specifically, the system under …

[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 …

A hierarchical deep learning approach to optimizing voltage and frequency control in networked microgrid systems

N Khosravi, M Dowlatabadi, K Sabzevari - Applied Energy, 2025 - Elsevier
Distributed energy sources (DERs) and microgrids (MGs) will play an important role in
improving the resilience, reliability and sustainability of the grid through dedicated …

Robust voltage regulation of DC-DC buck converter with ZIP load via an energy sha** 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 …

Hamilton-based stability criterion and attraction region estimation for grid-tied inverters under large-signal disturbances

Z Tian, Y Tang, X Zha, J Sun, M Huang… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
As the crucial interface of renewable energy integration, the stable operation of power
converters under grid faults and external disturbances has become much more important …

Integral passivity‐based control of underactuated mechanical systems with actuator dynamics and constant disturbances

E Franco - International Journal of Robust and Nonlinear …, 2023 - Wiley Online Library
This work investigates the energy sha** control of a class of underactuated mechanical
systems with first‐order actuator dynamics and subject to both matched and unmatched …

A state observer for sensorless control of power converters with unknown load conductance

W He, MM Namazi, T Li, R Ortega - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this article, the sensorless control problem of a large class of power converters with
unknown load conductance is investigated. A reduced-order generalized parameter …

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 …

Integral passivity‐based control of underactuated mechanical systems with state‐dependent matched disturbances

E Franco, P Arpenti, A Donaire - International Journal of Robust …, 2024 - Wiley Online Library
This work investigates the energy sha** control of a class of underactuated mechanical
systems subject to state‐dependent linearly parameterized matched disturbances. To this …

An adaptive output feedback controller for boost converter

X Zhang, W He, Y Zhang - Electronics, 2022 - mdpi.com
The main contribution of this paper is to propose an adaptive reduced-order state observer
for boost converter to reconstruct the inductor current and load conductance. Note that the …