[HTML][HTML] Power system restoration with large renewable Penetration: State-of-the-Art and future trends

K Liang, H Wang, D Pozo, V Terzija - … Journal of Electrical Power & Energy …, 2024 - Elsevier
The catastrophic blackout events and ever-increasing penetration of renewable power
generation highlight an advanced restoration strategy to effectively and reliably employ …

计及锁相环动态特性的逆变电源故障暂态电流解析

贾科, 刘浅, 杨彬, 侯来运, 方煜, 毕天姝 - 电网技术, 2021 - epjournal.csee.org.cn
现有的逆变电源交流送出侧短路故障分析研究针对暂态期间控制系统非线性控制环节的影响
缺乏定量考虑, 因此难以保证暂态电流的解析精度. 为精确刻画逆变器故障暂态特征 …

计及锁相环动态响应特性的光伏并网系统故障电流解析计算

郑涛, 邹芃蓥, 王子鸣 - 电网技术, 2022 - epjournal.csee.org.cn
锁相环(phase locked loop, PLL) 在光伏跟网型(grid-following, GFL) 逆变器并网系统中发挥着
重要的作用. 当系统发生故障且导致公共耦合点(point of common coupling, PCC) …

Interharmonic differential relay with a soft current limiter for the protection of inverter-based islanded microgrids

WT El-Sayed, EF El-Saadany… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Inverter-interfaced distributed generators (IIDGs) introduce a major challenge for the
protection of inverter-based islanded microgrids (IBIMs) due to their limited fault current …

A calculation method for the short-circuit current contribution of current-control inverter-based distributed generation sources at balanced conditions

I Kim - Electric Power Systems Research, 2021 - Elsevier
When a grid-connected inverter-based distributed generation (IBDG) source behaves as a
current source that can limit its magnitude in current loop control, the contribution from the …

A Positive/Negative Voltage Sequence Droop-Based Differential Protection Scheme for Islanded Microgrids With Inverter-Based DG

AM Abdelemam, H Zeineldin, A Al-Durra… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Inverter-interfaced distributed generators (IIDGs) embedded in microgrids inject limited fault
currents, thus imposing a challenge on the protection of the islanded microgrid. This article …

[HTML][HTML] Analysis of reverse fault current regarding the impact of transformer core types on the two most common winding connections of distributed energy resources …

N Cho, B Wendha, J Yoo - International Journal of Electrical Power & …, 2024 - Elsevier
As many DERs with solid grounding are connected to the distribution system, unwanted
reverse fault current is generated during a single-line-to-ground fault. Therefore, it often …

Impact of transformer topology on short-circuit analysis in distribution systems with inverter-based distributed generations

N Cho, M Yoon, S Choi - Sustainability, 2022 - mdpi.com
Distributed energy resources (DERs), recently introduced into distribution systems, are
mainly inverter-based distributed generations (IBDGs), which have different short-circuit …

Accurate estimation on AC short-circuit current for grid-connected MMC-HVDC system considering FRT and various control modes

X Liu, Z Xu, G Wang, X Li - International Journal of Electrical Power & …, 2022 - Elsevier
The modular multilevel converter based high voltage direct current (MMC-HVDC) system
aggravates the short-circuit current of the AC system. Accurate fault current estimation for the …

Load flow and short-circuit methods for grids dominated by inverter-based distributed generation

LGR Tonini, RSF Ferraz, OE Batista - Energies, 2022 - mdpi.com
The use of power-electronics-based devices in distribution generation seeks to improve
energy quality and reduce costs. The inverter-based distributed generator, that works in …