Results 11 to 20 of about 1,073 (178)

Influence of Excitation Mode Difference on RAM Generator Overcurrent Protection Setting

Zhongguo dianli, 2023
The rotating asynchronous machine (RAM) system in the power stations of China General Nuclear Power Group (CGN) includes three types of generators —i.e., Shangdian generator, Zhongchuan generator and Remeng generator.
Runpei LI, Lin GUI, long WU, Xiaorong XIE, Xiangheng WANG   +4 more
doaj   +1 more source

Overcurrent and Directional Overcurrent Protection for Microgrid

Andalasian International Journal of Applied Science, Engineering and Technology, 2023
Microgrids will become common in future electrical distribution networks. Numerous operating modes that occur in microgrids make the development of protection schemes and settings challenging.  This paper aims to develop a simple protection scheme for the Microgrid IEC Benchmark without any expensive equipment such as communication apparatus.
Zahira Shiva Salsabila, Adrianti Adrianti, Muhammad Nasir   +2 more
openaire   +1 more source

An Optimization-based Protection Strategy in Active Distribution Network using Double Dual-Setting Directional Overcurrent Relays to Increase DG Penetration [PDF]

International Journal of Research and Technology in Electrical Industry, 2023
Coordination between protection devices is one of the important issues in any protection scheme of an electrical power system. The tendency to increasingly use distributed generation has jeopardized the selectivity of overcurrent relays in active ...
Sajjad Dadfar, Shokoofeh Balooch
doaj   +1 more source

The Hybridization of PSO for the Optimal Coordination of Directional Overcurrent Protection Relays of the IEEE Bus System

Energies, 2023
The hybridization of PSO for the Optimal Coordination of Directional Overcurrent Protection Relays (DOPR) of the IEEE bus system proposes a new method for coordinating directional overcurrent protection relays in power systems.
Yuheng Wang, Kashif Habib, Abdul Wadood, Shahbaz Khan   +3 more
doaj   +1 more source

Analysis and research on the sensitivity of current protection based on the planning and design of distribution networks

IET Generation, Transmission & Distribution, 2022
The safe and reliable operation of a distribution network (DN) is closely related to the development of national economy and the improvement of people's living standards.
Qun Ge, Jiaqi Xing, Siyuan Liu, Zaiqiang Li   +3 more
doaj   +1 more source

Adaptive Protection for Active Distribution Networks: An Approach Based on Fuses and Relays With Multiple Setting Groups

IEEE Access, 2023
Protection schemes are essential in active distribution networks and microgrids’ reliable, efficient, and flexible operation. However, the protection of these networks presents significant challenges due to operational changes, such as variations ...
Adrian Barranco-Carlos, Cesar Orozco-Henao, Juan Marin-Quintero, Juan Mora-Florez, Andres Herrera-Orozco   +4 more
doaj   +1 more source

A New Digital Twins-Based Overcurrent Protection Scheme for Distributed Energy Resources Integrated Distribution Networks

Energies, 2023
This paper presents a novel overcurrent protection scheme based on digital twins for a distribution network with distributed energy resources. A coordination protection standard is employed to perform settings and coordinate intelligent electronic ...
Eduardo Gómez-Luna, John E. Candelo-Becerra, Juan C. Vasquez   +2 more
doaj   +1 more source

Design of an Arduino-Based Inverse Type Overcurrent Relay

Emitor: Jurnal Teknik Elektro
An overcurrent relay is an important device in protection systems to protect electrical equipment from damage caused by excessive overcurrent. The objective of this study is to design and implement an overcurrent relay system that can detect and mitigate
rizky susilo, Marselino Pakorong, Priyo Handoko Chusnama Ali   +2 more
doaj   +1 more source

Design and Analysis of an Over Current Relay Based on MATLAB/Simulink Environment [PDF]

E3S Web of Conferences
The work aims to develop and comprehensively analyze an advanced overcurrent relay system for protecting power transmission networks. Overcurrent relays are critical components used either as main protection relays or as backup protection relays in the ...
Shankar Tiwari Ravi, Prakash Sharma Jai, A Kumaraswamy   +2 more
doaj   +1 more source

In Vivo Monitoring of Thrombo‐Inflammatory Biomarkers via Molecularly Imprinted Polymer‐Integrated Hydrogel Microneedles

Advanced Materials, EarlyView.
A wearable electrochemical microneedle patch integrates Prussian Blue redox transduction with molecularly imprinted polymer recognition for reagent‐free sampling and detection of thrombo‐inflammatory biomarkers in dermal interstitial fluid. The platform tracks thrombin and inflammatory cytokines with sensitive in vitro, ex vivo, and in vivo performance,
Mahmoud Ayman Saleh, Peyman GhavamiNejad, Arash Khorrami Jahromi, Sanjana Srikant, Sripadh Guptha Yedire, Fatemeh Keyvani, Roozbeh Siavash Moakhar, Sajad Shiekh, Mackenzie Graham, Joe Quadrilatero, Mahla Poudineh, Sara Mahshid   +11 more
wiley   +1 more source