Grid forming inverters: A review of the state of the art of key elements for microgrid operation

S Anttila, JS Döhler, JG Oliveira, C Boström - Energies, 2022 - mdpi.com
In the past decade, inverter-integrated energy sources have experienced rapid growth,
which leads to operating challenges associated with reduced system inertia and intermittent …

Modeling frequency dynamics in unit commitment with a high share of renewable energy

Z Zhang, E Du, F Teng, N Zhang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The power system inertia is gradually decreasing with the growing share of variable
renewable energy (VRE). This may jeopardize the frequency dynamics and challenges the …

Grid-forming converter and stability aspects of renewable-based low-inertia power networks: Modern trends and challenges

S Alshahrani, K Khan, M Abido, M Khalid - Arabian Journal for Science and …, 2024 - Springer
The broad demonstration of grid-forming converters (GFMs) in microgrid applications has
been well documented. Following this, the idea of GFM was assessed for its potential use in …

Modelling, implementation, and assessment of virtual synchronous generator in power systems

M Chen, D Zhou, F Blaabjerg - Journal of Modern Power …, 2020 - ieeexplore.ieee.org
As more and more power electronic based generation units are integrated into power
systems, the stable operation of power systems has been challenged due to the lack of …

Inertia response improvement in AC microgrids: A fuzzy-based virtual synchronous generator control

A Karimi, Y Khayat, M Naderi… - … on Power Electronics, 2019 - ieeexplore.ieee.org
The absence of rotational masses from synchronous generators in converter-interfaced
microgrids leads to a lack of inertia. Consequently, the system exhibits steeper frequency …

Stochastic unit commitment in low-inertia grids

M Paturet, U Markovic, S Delikaraoglou… - … on Power Systems, 2020 - ieeexplore.ieee.org
In this paper, the Unit Commitment (UC) problem in a power network with low levels of
rotational inertia is studied. Frequency-related constraints, namely the limitation on Rate-of …

Data-driven optimal control strategy for virtual synchronous generator via deep reinforcement learning approach

Y Li, W Gao, S Huang, R Wang, W Yan… - Journal of Modern …, 2021 - ieeexplore.ieee.org
This paper aims at develo** a data-driven optimal control strategy for virtual synchronous
generator (VSG) in the scenario where no expert knowledge or requirement for system …

A frequency security constrained scheduling approach considering wind farm providing frequency support and reserve

Z Zhang, M Zhou, Z Wu, S Liu, Z Guo… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The proposal of the “carbon neutrality” target promotes the rapid development of variable
renewable energy, which leads to the reduction of inertia and the deficiency of flexible …

Coordination of virtual inertia control and frequency dam** in PV systems for optimal frequency support

Q Peng, Y Yang, T Liu… - CPSS Transactions on …, 2020 - ieeexplore.ieee.org
The photovoltaic (PV) systems are being required to support the grid more flexibly than ever
before. One of the emerging demands is the frequency regulation, including the virtual …

A unified modeling method of virtual synchronous generator for multi-operation-mode analyses

J Liu, Y Miura, H Bevrani, T Ise - IEEE Journal of Emerging and …, 2020 - ieeexplore.ieee.org
To provide inertia support for the grid, virtual synchronous generator (VSG) control of
inverter-interfaced distributed generators (IIDGs) becomes a focus of worldwide attention …