Results 11 to 20 of about 1,285 (211)

Islanding Detection During Intended Island Operation of Nested Microgrid [PDF]

open access: yes2018 IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT-Europe), 2018
In the future, functionalities like islanding detection must also operate during intended island operation of (MV+MV or MV+LV) nested microgrids. In this paper, healthy and faulty islanding detection of LV network connected generation unit during nested (MV+LV) microgrid islanded operation were studied by simulations with PSCAD model from real-life ...
Hovila, Petri, Laaksonen, Hannu
openaire   +4 more sources

Microgrid Islanding Detection Using D-PMU and Phase Angle Analysis of Negative Sequence Impedance

open access: yesIEEE Access
Unintentional islanding detection is a major challenge during the operation of a microgrid. When islanding occurs, distributed energy resources (DERs) need to be disconnected quickly, under 2 seconds, which makes fast islanding detection crucial.
Asim Chaulagain   +3 more
doaj   +2 more sources

Hybrid Islanding Detection Method of Photovoltaic-Based Microgrid Using Reference Current Disturbance

open access: yesEnergies, 2021
This paper proposes a new hybrid islanding detection method for grid-connected photovoltaic system (GCPVS)-based microgrid. In the presented technique, the suspicious islanding event is initially recognized whilst the absolute deviation of the point of ...
Reza Bakhshi-Jafarabadi, Marjan Popov
doaj   +2 more sources

Islanding Detection Methods for Microgrids: A Comprehensive Review

open access: yesMathematics, 2021
Microgrids that are integrated with distributed energy resources (DERs) provide many benefits, including high power quality, energy efficiency and low carbon emissions, to the power grid.
Muhammed Y. Worku   +3 more
doaj   +2 more sources

A Novel Unscheduled Islanding Detection Method for Microgrid

open access: yesMATEC Web of Conferences, 2018
Microgrid with its intelligent and flexible control characteristics conform to the trend of sustainable development of electricity, and when the microgrid in the unplanned island state, the successful detection of the island is a prerequisite, energy ...
Li Hui   +3 more
doaj   +3 more sources

Islanding Detection for Microgrid Based on Frequency Tracking Using Extended Kalman Filter Algorithm [PDF]

open access: yesJournal of Applied Mathematics, 2014
Islanding detection is essential for secure and reliable operation of microgrids. Considering the relationship between the power generation and the load in microgrids, frequency may vary with time when islanding occurs.
Bin Li   +3 more
doaj   +2 more sources

Autonomous Control Strategy of DC Microgrid for Islanding Mode Using Power Line Communication [PDF]

open access: yesEnergies, 2018
This paper proposes a DC-bus signaling (DBS) method for autonomous power management in a DC microgrid, used to improve its reliability. Centralized power management systems require communication between the power sources and loads.
Dong-Keun Jeong   +4 more
doaj   +2 more sources

Islanding Fault Detection in Microgrids—A Survey

open access: yesEnergies, 2020
This paper provides an overview of islanding fault detection in microgrids. Islanding fault is a condition in which the microgrid gets disconnected from the microgrid unintentionally due to any fault in the utility grid.
Mehdi Hosseinzadeh   +1 more
doaj   +2 more sources

Robust modified passive islanding detection for microgrids using mathematical morphology based dual algorithm [PDF]

open access: yesScientific Reports
The integration of distributed generation (DG) in microgrids has brought the challenge of islanding detection, where a portion of the grid operates independently due to disconnection from the main utility.
Fayez F. M. El-Sousy   +5 more
doaj   +2 more sources

A Novel Microgrid Islanding Detection Algorithm Based on a Multi-Feature Improved LSTM

open access: yesEnergies, 2022
Islanding detection is one of the conditions necessary for the safe operation of the microgrid. The detection technology should provide the ability to differentiate islanded operations from power grid disturbances effectively.
Yan Xia   +4 more
doaj   +2 more sources

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