Results 11 to 20 of about 781,206 (295)

Analysis of Passive Islanding Detection Techniques for Double Line Fault in Three Phase Microgrid System

open access: yesAdvances in Electrical and Electronic Engineering, 2022
Microgrids are able to dispatch power to distribution systems with the advancement of power electronics-based inverters. As per IEEE-1547-2018 standards, Microgrid has to maintain voltage of 0.88 < V < 1.1 p.u (per unit) and frequency of 58.8< f_0 < 61.2
Bangar Raju Lingampalli   +1 more
doaj   +1 more source

Intelligent Islanding Detection of Microgrids Using Long Short-Term Memory Networks

open access: yesEnergies, 2021
This paper presents a new intelligent islanding detection scheme (IIDS) based on empirical wavelet transform (EWT) and long short-term memory (LSTM) network to identify islanding events in microgrids.
Syed Basit Ali Bukhari   +3 more
doaj   +1 more source

Data Description Technique-Based Islanding Classification for Single-Phase Grid-Connected Photovoltaic System

open access: yesSensors, 2020
This paper develops an islanding classification mechanism to overcome the problems of non-detection zones in conventional islanding detection mechanisms.
Ahteshamul Haque   +5 more
doaj   +1 more source

Automatic non-volcanic tremor detection in the Mexican subduction zone [PDF]

open access: yesGeofísica Internacional, 2010
Desarrollo de un algoritmo de detección de tremores no-volcánicos (TNV). Un TNV ocurre en el rango de frecuencia de 1 – 10 Hz, pero el ruido ambiental alto ocurre por encima de los 2 Hz en muchas de las estaciones del MesoAmerican Seismic Experiment ...
Allen Husker   +3 more
doaj   +2 more sources

Passive Island Detection Method Based on Sequence Impedance Component and Load-Shedding Implementation

open access: yesEnergies, 2023
Active islanding detection techniques majorly affect power quality due to injected harmonic signals, whereas passive methods have a large non-detection zone (NDZ).
Sareddy Venkata Rami Reddy   +4 more
doaj   +1 more source

Islanding detection scheme for converter‐based DGs with nearly zero non‐detectable zone [PDF]

open access: yesIET Generation, Transmission & Distribution, 2019
This study presents a new method for detecting an islanding event in a microgrid with embedded converter‐based distributed generation (DG). Unlike other schemes, the proposed scheme injects negligible perturbations into the microgrid after the generation of an alert signal.
Om Hari Gupta   +2 more
openaire   +1 more source

Detection/estimation of the modulus of a vector. Application to point source detection in polarization data [PDF]

open access: yes, 2009
Given a set of images, whose pixel values can be considered as the components of a vector, it is interesting to estimate the modulus of such a vector in some localised areas corresponding to a compact signal.
Agarwal   +44 more
core   +2 more sources

A Novel Islanding Detection Scheme without Non Detection Zone

open access: yesThe Transactions of the Korean Institute of Power Electronics, 2015
Unintentional islanding results in safety hazards, reliability, and many other issues. Therefore, the islanding detection of a power conditioning system of a distributed generation, such as a grid-connected photovoltaic inverter, is a key function for standard compliance.
Yeong-Min Jo   +6 more
openaire   +2 more sources

DG System Using PFNN Controllers for Improving Islanding Detection and Power Control

open access: yesEnergies, 2019
In this study, an intelligent controlled distributed generator (DG) system is proposed for tracking control and islanding detection. First, a DC/AC inverter with DC power supply is adopted to emulate a DG system and control the active and reactive power ...
Kuang-Hsiung Tan, Chien-Wu Lan
doaj   +1 more source

A comprehensive literature review of conventional and modern islanding detection methods

open access: yesEnergy Strategy Reviews, 2022
Distributed Energy Resources (DER) offer significant advantages by means of raising reliability of distribution system, providing clean source of electricity and reduction in fossil fuel consumption.
Nauman Ali Larik   +4 more
doaj   +1 more source

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