Microgrid protection challenges and mitigation approaches–A comprehensive review

MW Altaf, MT Arif, SN Islam, ME Haque - IEEE Access, 2022 - ieeexplore.ieee.org
Microgrids gain popularity due to their economical and environmental benefits along with
low power losses and smaller infrastructure. However, it has several operational challenges …

Protection of AC microgrid integrated with renewable energy sources–A research review and future trends

A Chandra, GK Singh, V Pant - Electric Power Systems Research, 2021 - Elsevier
The addition of distributed generation to a power system improves its performance. It makes
it more sustainable and efficient. But it also poses substantial challenges for designing a …

A modified VSG control scheme with virtual resistance to enhance both small-signal stability and transient synchronization stability

S Chen, Y Sun, H Han, S Fu, S Luo… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The existing studies show that the virtual resistance scheme has positive effects on
synchronous resonance suppression but negative effects on transient synchronization …

Transient wavelet energy-based protection scheme for inverter-dominated microgrid

D Liu, A Dyśko, Q Hong, D Tzelepis… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
When faults occur in the microgrids, high frequency transients will be superimposed on the
system currents and voltages. The magnitude of those transients will attenuate as it …

A review of microgrid protection for addressing challenges and solutions

K Kumar, P Kumar, S Kar - Renewable energy focus, 2024 - Elsevier
The world is endeavoring to transition to clean, renewable resource-based power
generation systems such as wind and solar due to decreasing fossil fuel availability, a …

Adaptive hierarchical cyber attack detection and localization in active distribution systems

Q Li, J Zhang, J Zhao, J Ye, W Song… - IEEE transactions on …, 2022 - ieeexplore.ieee.org
Development of a cyber security strategy for the active distribution systems is challenging
due to the inclusion of distributed renewable energy generations. This paper proposes an …

A Kalman filter-based protection strategy for microgrids

F Mumtaz, K Imran, SBA Bukhari, KK Mehmood… - IEEE …, 2022 - ieeexplore.ieee.org
Recently, the concept of microgrids has emerged in the world due to the integration of
distributed energy resources (DERs) at the distribution end. The design of a reliable …

A novel differential protection scheme for AC microgrids based on discrete wavelet transform

AHN Tajani, A Bamshad, N Ghaffarzadeh - Electric Power Systems …, 2023 - Elsevier
AC microgrids are being expanded due to their numerous advantages. However, the
execution of distributed energy resources near by the demand side may cause various …

A harmonic time-current-voltage directional relay for optimal protection coordination of inverter-based islanded microgrids

WT El-Sayed, MA Azzouz, HH Zeineldin… - … on Smart Grid, 2020 - ieeexplore.ieee.org
Inverter-interfaced distributed generators (IIDGs) are characterized by their low fault current
contributions that impose a major challenge for microgrid protection. This article proposes a …

[HTML][HTML] Adaptive harmonic-based protection coordination for inverter-dominated isolated microgrids considering N-1 contingency

TE Sati, MA Azzouz, MF Shaaban - … Journal of Electrical Power & Energy …, 2024 - Elsevier
Protection coordination is typically approached considering the main network configuration.
Nevertheless, contingencies such as generator or line failures may disrupt power grids. Low …