Results 21 to 30 of about 755 (259)

Overview of Intelligent Inverters and Associated Cybersecurity Issues for a Grid-Connected Solar Photovoltaic System

open access: yesEnergies, 2023
The major problem associated with the grid-connected solar photovoltaic (PV) system is the integration of the generated DC power into the AC grid and maintaining the stability of the system. With advancements in research on these PV inverters, artificial
Sai Nikhil Vodapally, Mohd Hasan Ali
doaj   +1 more source

Transient Safety Filter Design for Grid-Forming Inverters [PDF]

open access: yes2020 American Control Conference (ACC), 2020
Unlike conventional generators, inverter-based generation do not possess any rotational inertia. While grid-forming inverters can synthesize small (virtual) inertia via advanced feedback control loops, additional control mechanisms are needed to ensure safety and security of the power grid during transients.
Soumya Kundu, Karanjit Kalsi
openaire   +2 more sources

Detailed Controller Synthesis and Laboratory Verification of a Matching-Controlled Grid-Forming Inverter for Microgrid Applications

open access: yesEnergies, 2023
Grid-forming inverters are the essential components in the effort to integrate renewable energy resources into stand-alone power systems and microgrids.
Edgar Diego Gomez Anccas   +3 more
doaj   +1 more source

Power Hardware-in-the-Loop (PHIL): A Review to Advance Smart Inverter-Based Grid-Edge Solutions

open access: yesEnergies, 2023
Over the past decade, the world’s electrical grid infrastructure has experienced rapid growth in the integration of grid-edge inverter-based distributed energy resources (DERs).
Annette von Jouanne   +2 more
doaj   +1 more source

Performance of Grid-Following and Grid-Forming Inverters Under Unintentional Islanding Events: A Comparative Study

open access: yesEnergies
The increasing integration of inverter-based resources in smart grid systems has deepened the necessity to understand the difference between grid-following and grid-forming inverters’ operational performance, particularly under abnormal conditions such ...
Mohammad Abu Sarhan
doaj   +1 more source

Theoretical Grid-Forming Extreme of Inverters

open access: yesCoRR
4 pages, 2 figures, letter, This work has been submitted to the IEEE for possible ...
Qianxi Tang, Li Peng
openaire   +2 more sources

Load demand fulfillment through GFM-inverter based modified droop-control under various network conditions

open access: yesEnergy Reports
This paper offers a systematic approach to understanding the performance of the grid-forming inverter in both isolated and hybrid configuration with a grid-following inverter in low-voltage distribution network. While most existing studies concentrate on
Qusay Salem   +4 more
doaj   +1 more source

Direct AC voltage control for grid-forming inverters [PDF]

open access: yesJournal of Power Electronics, 2019
Grid-forming inverters usually use inner cascaded controllers to regulate output AC voltage and converter output current. However, at the power transmission system level where the power inverter bandwidth is limited, i.e., low switching frequency, it is difficult to tune controller parameters to achieve the desired performances because of control loop ...
Qorai, Taoufik   +5 more
openaire   +3 more sources

Unified Grid-Forming/Following Inverter Control

open access: yesIEEE Open Access Journal of Power and Energy, 2022
The paper describes an inverter control scheme which incorporates both a phase-locked loop (PLL) for voltage synchronization and power-frequency droop for load sharing. As such, it is a hybrid grid-forming/following controller and offers beneficial characteristics of both.
Sijia Geng, Ian A. Hiskens
openaire   +2 more sources

Study on transient characteristic analysis and stable operation region characterization of parallel heterogeneous inverter systems

open access: yesFrontiers in Energy Research
New energy power stations adopt a hybrid control mode combining grid-following and grid-forming strategies, which can simultaneously achieve efficient energy capture and reliable active grid support.
Lei Yu   +6 more
doaj   +1 more source

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