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Microgrid Protection and Control Schemes for Seamless Transition to Island and Grid Synchronization

IEEE Transactions on Smart Grid, 2020
Microgrid transitions to islanded mode and grid synchronization can be designed either as seamless transitions or as a black-start. Secure and reliable seamless transition represents one of the most challenging engineering tasks during the microgrid ...
A. Vukojevic, S. Lukic
semanticscholar   +1 more source

Multi-Agent and State Observer-Based Technique for Microgrid Protection

IEEE transactions on industry applications
The protection of microgrids (MGs) is an emerging research topic due to increasing integration of distributed generation (DG). Although a microgrid can operate in two modes of operation: grid-connected and islanded, detecting the fault current poses a ...
Saad Alzahrani   +2 more
semanticscholar   +1 more source

Protection Issues in Microgrids and Multi-microgrids

2017
Conventional power generation from fossil fuels contributes to the problems of climate change and low energy efficiency. These problems can be partly addressed by interconnecting distributed generators (DGs) with the distribution system to supply electric power from renewable energy resources such as photovoltaic (PV), wind, biomass, and fuel cells ...
Gopalan, Sachit   +3 more
openaire   +2 more sources

Novel Differential Protection Strategy for Zonal DC Microgrid

IEEE Journal of Emerging and Selected Topics in Power Electronics
Fault detection in zonal dc microgrids involves several challenges, such as rapid fault identification, sensitivity to low and high-resistance faults, and selectivity issues.
G. Kesava Rao   +3 more
semanticscholar   +1 more source

Highly sensitive and fast microgrid protection using optimal coordination scheme and nonstandard tripping characteristics

, 2021
Tripping time and optimal overcurrent coordination are nowadays one of the main power system protection concern, due to the high penetration of renewable energy sources in the electrical power network.
Feras Alasali   +3 more
semanticscholar   +1 more source

Challenges in Microgrid Protection

2019 FISE-IEEE/CIGRE Conference - Living the energy Transition (FISE/CIGRE), 2019
Due to the increased complexity of distribution networks and the commitment to offer high quality electricity from distributed generation, in terms of reliability and security, conventional strategies in the design of protection schemes are overcome by the great challenges in maintaining the stability and safety of the microgrid.
Andres Eduardo Perez Fernandez   +2 more
openaire   +1 more source

PMU Assisted Integrated Impedance Angle-Based Microgrid Protection Scheme

IEEE Transactions on Power Delivery, 2020
Development of protection scheme for microgrid is a challenging issue due to the inclusion of distributed generations (DGs). The research work for developing the primary protection scheme for microgrid is progressing continuously.
N. K. Sharma, S. Samantaray
semanticscholar   +1 more source

Microgrid Protection Schemes

2018
A microgrid embraces a low-voltage (LV) distribution grid with distributed energy resources (DER) and controllable loads. In the last years, there has been a growing awareness in exploiting microgrids to facilitate DER integration in electric power systems as well as to improve reliability and power quality in distribution grids.
Mário Gomes   +2 more
openaire   +1 more source

Protection Challenges with Microgrid

2020
In the modern power system, more penetration of renewable sources is encouraging to reduce the consumption of fossil fuel, to get clean energy, to reduce transmission losses, better utilization of natural sources, avoid, etc. Although the penetration of distributed energy resources (DER) is advantageous but with such modifications in the existing ...
Pinku Das, Monalisa Biswal
openaire   +1 more source

A review on Microgrid protection

2014 International Electrical Engineering Congress (iEECON), 2014
Incorporation of Microgrid (MG) comprising of distributed generators (DGs), in the existing bulk power system has become an inevitable trend. The traditional distribution network designed to operate radially is protected by simple protective devices such as fuses, reclosers and over-current relays (OCRs).
Niraj Kumar Choudhary   +2 more
openaire   +1 more source

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