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Grid-Forming Converters: Control Approaches, Grid-Synchronization, and Future Trends—A Review

open access: yesIEEE Open Journal of Industry Applications, 2021
In the last decade, the concept of grid-forming (GFM) converters has been introduced for microgrids and islanded power systems. Recently, the concept has been proposed for use in wider interconnected transmission networks, and several control structures ...
Roberto Rosso   +4 more
semanticscholar   +1 more source

Frequency Stability of Synchronous Machines and Grid-Forming Power Converters [PDF]

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2020
An inevitable consequence of the global power system transition toward nearly 100% renewable-based generation is the loss of conventional bulk generation by synchronous machines (SMs), their inertia, and accompanying frequency- and voltage-control ...
A. Tayyebi   +4 more
semanticscholar   +1 more source

Grid Forming Converters in Renewable Energy Sources Dominated Power Grid: Control Strategy, Stability, Application, and Challenges

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
—— The renewable energy sources (RESs) dominated power grid is an envisaged infrastructure of the future power system, where the commonly used grid following (GFL) control for grid-tied converters suffers from lacking grid support capa‐ bility, low ...
Haobo Zhang   +3 more
semanticscholar   +1 more source

A Digital Twin Based Estimation Method for Health Indicators of DC–DC Converters

open access: yesIEEE transactions on power electronics, 2021
This article proposes a health indicator estimation method based on the digital-twin concept aiming for condition monitoring of power electronic converters. The method is noninvasive, without additional hardware circuits, and calibration requirements. An
Yingzhou Peng, Shuai Zhao, Huai Wang
semanticscholar   +1 more source

Modular Multilevel Converters: Recent Achievements and Challenges

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2021
The modular multilevel converter (MMC) is currently one of the power converter topologies which has attracted more research and development worldwide. Its features, such as high quality of voltages and currents, high modularity and high voltage rating ...
M. Pérez   +4 more
semanticscholar   +1 more source

Current Limiting Control With Enhanced Dynamics of Grid-Forming Converters During Fault Conditions

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2020
With an increasing capacity in the converter-based generation to the modern power system, a growing demand for such systems to be more grid-friendly has emerged. Consequently, grid-forming converters have been proposed as a promising solution as they are
Mads Graungaard Taul   +3 more
semanticscholar   +1 more source

Recent Advances and Industrial Applications of Multilevel Converters

open access: yesIEEE transactions on industrial electronics (1982. Print), 2010
Multilevel converters have been under research and development for more than three decades and have found successful industrial application. However, this is still a technology under development, and many new contributions and new commercial topologies ...
S. Kouro   +8 more
semanticscholar   +1 more source

Review on Advanced Control Technologies for Bidirectional DC/DC Converters in DC Microgrids

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2020
DC microgrids encounter the challenges of constant power loads (CPLs) and pulsed power loads (PPLs), which impose the requirements of fast dynamics, large stability margin, high robustness that cannot be easily addressed by conventional linear control ...
Q. Xu   +5 more
semanticscholar   +1 more source

Cyber Security in Control of Grid-Tied Power Electronic Converters—Challenges and Vulnerabilities

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2021
Grid-tied power electronic converters are key enabling technologies for interfacing renewable energy sources, energy storage, electrical vehicles, microgrids, and high-voltage dc transmission lines with the electrical power grid.
Subham S. Sahoo   +2 more
semanticscholar   +1 more source

Placing Grid-Forming Converters to Enhance Small Signal Stability of PLL-Integrated Power Systems [PDF]

open access: yesIEEE Transactions on Power Systems, 2020
The modern power grid features the high penetration of power converters, which widely employ a phase-locked loop (PLL) for grid synchronization. However, it has been pointed out that PLL can give rise to small-signal instabilities under weak grid ...
Chaoran Yang   +3 more
semanticscholar   +1 more source

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