Enhancing the performance of directional relay using a positive-sequence superimposed component

AR Adly, ZM Ali, AM Abdel-hamed, SA Kotb… - Electrical …, 2020 - Springer
In this article, we propose a fault directional identification scheme that depends on the
positive-sequence components of current based on an investigation of pre-fault and fault …

Protection of inverter‐based microgrids from ground faults by an innovative directional element

B Mahamedi, JG Zhu, M Eskandari… - IET Generation …, 2018 - Wiley Online Library
The complicated response of inverter‐interfaced distributed generators (IIDG) to faults has
been reported, which severely affects all parts of relaying, ie fault sensing and polarisation …

High-speed directional protection without voltage sensors for distribution feeders with distributed generation integration based on the correlation of signals and …

J Morales, E Orduña, H Villarroel, JC Quispe - Electric Power Systems …, 2020 - Elsevier
This paper proposes a novel methodology to define fault current direction along the
Distribution Feeder (DF) considering Distributed Generation (DG) integration. The proposed …

Dg dynamic voltage support requirements for the reliable protection of reconfigurable networks

H Margossian - International Transactions on Electrical Energy …, 2019 - Wiley Online Library
The increase in the levels of penetration of distributed generation (DG) and the introduction
of smart grid functionalities like network reconfiguration to the distribution network have …

智能配电网的自适应级联方向闭锁保护方案

张沛超, 范忻蓉, 李鑫, 方陈 - 电力系统自动化, 2016 - epjournal.csee.org.cn
针对未来智能配电网提出一种基于通用面向对象变电站事件(GOOSE) 的自适应级联方向闭锁
保护方案. 定义了保护的参考方向整定规则和闭锁方向规则, 使保护方案能够根据故障位置自 …

An efficient algorithm for fault detection by directional overcurrent relay based on current waveform in distribution systems

J Faiz, A Mahmoudi - … Electronic Equipment (OPTIM) & 2017 Intl …, 2017 - ieeexplore.ieee.org
Considering the growth of distributed energy generation systems in distribution networks,
quick and precise protection and at the same time low cost is very perceptible. This …

A New Directional Algorithm-based Approach to Fault Localization for Distribution Networks with High Penetration of Photovoltaic Systems

TT Hoang, QT Tran, Y Besanger… - 2019 IEEE Power & …, 2019 - ieeexplore.ieee.org
Traditional fault location and isolation system in French distribution network uses
nondirectional overcurrent based fault locators and remotely controlled switches. Although …

[PDF][PDF] روشی نوین مبتنی بر جریان حین خطا برای تشخیص جهت خطا در شبکه های توزیع برق با حضور منابع تولید پراکنده در مناطق نظامی

علی زاده پهلوانی محمدرضا - 2016‎ - sid.ir
By increasing the penetration of distributed generation in electrical distribution networks,
especially in military areas, use of directional relay becomes a necessary device for …

Performance of directional relays using SVM classification with Double-Line-to-Ground faults

TD Le, M Petit - 23th International Conference on …, 2015 - centralesupelec.hal.science
Directional relays may be a good solution for the protection of MV distribution networks with
distributed generators (DG)[1]-[3]. In more advanced protection scheme, with some …

[引用][C] DISTRIBUTED GENERATION WITH PHOTOVOLTAIC GRID CONNECTED SYSTEMS: CONNECTION, DRIVERS, AND OBSTACLES

H de Faria Jr, K Torchyan, HZ Margossian, J Sachau - PHOTOVOLTAIC SYSTEMS