Results 61 to 70 of about 489 (178)

Evaluations on Performance of Overcurrent Protection Relay Based on Relay Operation

International Journal of Electrical Engineering and Applied Sciences, 2019
Protection system plays an important role in detecting the presence disorders and may prevent damage caused interference. This can improve the reliability of the system to maintain continuity of supply to the load.
MOHD SHAHRIEEL MOHD ARAS
doaj  

Enhancing Microgrid Protection Through Adaptive Decentralized Relay Coordination: A Solution to Blinding and Sympathetic Tripping

IEEE Access
Integrating Distributed Energy Resources into microgrids modifies the network’s system parameters and causes it to exhibit behaviour, particularly during fault conditions.
Sujatha Balasubramanian, J. Preetha Roselyn, Prabha Sundaravadivel   +2 more
doaj   +1 more source

Optimisation of Overload and Overcurrent Protection to Improving Operational Efficiency of Cone Crusher Motor

Jurnal EECCIS (Electrics, Electronics, Communications, Controls, Informatics, Systems)
The mining industry occupies a pivotal position in the global economy, particularly in terms of supplying indispensable raw materials. A primary challenge confronting this industry is the imperative to preserve the reliability and operational efficiency
Muhammad Kurniawan, Rini Nur Hasanah , Tri Nurwati, Soltana Guesmi   +3 more
doaj   +1 more source

Assessing the impact of distributed energy resources on overcurrent protection in microgrids for enhanced effectiveness

Results in Engineering
The inevitable diminutions of fossil fuel, declined energy efficiency, and sustainability considerations have sparked concerns about centralized generating facilities in traditional grids.
Abdelfattah A. Eladl, Ahmed N. Sheta, Mohammed A. Saeed, Vladimír Bureš, Bishoy E. Sedhom   +4 more
doaj   +1 more source

A novel protection relay for neutral effectively grounded distribution networks independent on sequence components

International Journal of Electrical Power & Energy Systems
The neutral effectively grounded system (NEGS), increasingly adopted in medium-voltage urban AC distribution networks, exhibits heightened susceptibility to fault-induced overcurrent.
Xinjie Zeng, Xiangrui Tong, Ning Tong
doaj   +1 more source

A Novel Method for Overcurrent Protection of Outlet Line Connecting BESS Considering Battery SOC

Applied Sciences
Due to the influence of the control strategy of the battery energy storage station (BESS), the degree of voltage sag, and the battery state of charge (SOC), the fault current characteristics of the BESS outlet line differ significantly.
Bin Wu, Wenqing Cui, Peiyu Chen, Song Liu, Meng Li, Chao Li   +5 more
doaj   +1 more source

Pengembangan Sistem Proteksi Digital Arus Lebih Berbasis Logika Fuzzy sebagai Pengaman PLTMH

Jurnal Nasional Teknik Elektro, 2013
In this paper discussed digital overcurrent protection system fuzzy logic on plant systems or Micro Hydro Power Plants with fuzzy logic approach to the identification of the signal changes due to interference overcurrent short circuit the lifeboat ...
Cahayahati, Syafii, Ija Darmana, Zulwisli   +3 more
doaj  

Enhancing Instantaneous Overcurrent Protection Selectivity in Power Lines Using Resistive Superconducting Fault Current Limiters

IEEE Access
Traditional instantaneous overcurrent protection schemes encounter significant challenges in power lines, particularly when line impedances are low, resulting in minimal differences in fault current magnitudes for faults occurring at various segments in ...
Hamoud Alafnan, Mashari Alangari, Diaa-Eldin A. Mansour, Xiaoze Pei   +3 more
doaj   +1 more source

Considering Pilot Protection in the Optimal Coordination of Distance and Directional Overcurrent Relays

Iranian Journal of Electrical and Electronic Engineering, 2015
The aim of the relay coordination is that protection systems detect and isolate the faulted part as fast and selective as possible. On the other hand, in order to reduce the fault clearing time, distance protection relays are usually equipped with pilot ...
Y. Damchi, J. Sadeh, H. Rajabi Mashhadi
doaj  

An intelligent model and simulation of high voltage and medium voltage transmission line protection scheme using time overcurrent relay optimization settings: a case of Rwanda power network

Discover Electronics
This paper presents an optimized inverse-time overcurrent relay (OCR) setting and coordination methodology for interconnected high-voltage and medium-voltage (HV/MV) transmission systems, validated on a real 110 kV/15 kV utility substation network ...
Boniface Ntambara, Simiyu S. Sitati, Paul Wambua, Jean Bosco Byiringiro   +3 more
doaj   +1 more source