Results 31 to 40 of about 6,262 (228)

Fault Analysis and Design of a Protection System for a Mesh Power System with a Co-Axial HTS Power Cable

open access: yesEnergies, 2020
The uses of high-temperature superconducting (HTS) cables pose a challenge of power system protection since the impedance of the HTS cable is varied during fault conditions. The protection systems should be designed properly to ensure the reliability and
Thai-Thanh Nguyen   +3 more
doaj   +1 more source

Distance Protection for Microgrids in Distribution System [PDF]

open access: yes, 2015
Owing to the increasing penetration of distributed generation, there are some challenges for the conventional protection in distribution system. Bidirectional power flow and variable fault current because of the various operation modes may lead to the ...
Guerrero, Josep M.   +3 more
core   +2 more sources

Overcurrent Relay for Generation Distribution Utilization

open access: yesELEKTRIKA- Journal of Electrical Engineering, 2022
Distributed Generation (DG) is the production of electricity from a variety of renewable energy sources that is closer to the customer and load. The addition of distributed generation sources to the distribution networks alters the characteristics of distribution system and has an influence on its protection coordination.
Sarah Herul Anuar, Rasyidah Mohd Idris
openaire   +1 more source

A Robust Adaptive Overcurrent Relay Coordination Scheme for Wind-Farm-Integrated Power Systems Based on Forecasting the Wind Dynamics for Smart Energy Systems

open access: yesApplied Sciences, 2020
Conventional protection schemes in the distribution system are liable to suffer from high penetration of renewable energy source-based distributed generation (RES-DG).
Mian Rizwan   +5 more
doaj   +1 more source

Differential Evolution-Based Overcurrent Protection for DC Microgrids

open access: yesEnergies, 2021
DC microgrids have advantages over AC microgrids in terms of system efficiency, cost, and system size. However, a well-designed overcurrent protection approach for DC microgrids remains a challenge.
Miao Li   +4 more
doaj   +1 more source

System configuration, fault detection, location, isolation and restoration: a review on LVDC Microgrid protections [PDF]

open access: yes, 2019
Low voltage direct current (LVDC) distribution has gained the significant interest of research due to the advancements in power conversion technologies. However, the use of converters has given rise to several technical issues regarding their protections
Bououden   +11 more
core   +1 more source

Inverse Definite Overcurrent Relay Response at Pencawang Masuk Utama Pagoh, Johor

open access: yesInternational Journal of Electrical Engineering and Applied Sciences
This paper focuses on modelling 132/11kV Pencawang Masuk Utama (PMU) Pagoh, Johor for assessing the Inverse Definite Minimum Time (IDMT) overcurrent relay in terms of relay response time using PSCAD software and comparing them with the calculated value.
M. H. Hairi   +4 more
doaj   +1 more source

Deep Reinforcement Learning-Based Robust Protection in DER-Rich Distribution Grids

open access: yesIEEE Open Access Journal of Power and Energy, 2022
This paper introduces a new framework of deep reinforcement learning based protective relay design in power distribution systems with many distributed energy resources (DERs).
Dongqi Wu   +4 more
doaj   +1 more source

Instantaneous and Definite Time Overcurrent Protection Algorithms [PDF]

open access: yes, 2015
The paper is focused on the instantaneous and definite time overcurrent protection algorithms. Overcurrent protection is one of the most used type of protection function. Algorithms are proposed according to IEC 60255-151.
Bajánek, T.
core  

Understanding the Autonomous Electric Vehicle Cyber Threat Landscape: A Focus on Infrastructure, Threats and Ontology‐Based Modelling

open access: yesEnergy Internet, EarlyView.
ABSTRACT The development of autonomous electric vehicles (AEVs) represents the convergence of two simultaneous automotive revolutions: electric vehicles (EVs) and autonomous vehicles (AVs). AVs require sensors, decision‐making systems and actuation systems to achieve autonomous driving, whereas EVs require intelligent management and real‐time ...
Ohud Alsadi   +5 more
wiley   +1 more source

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