Results 51 to 60 of about 584 (273)

Zero Non-Detection Zone for Islanding Detection Based on a Novel Hybrid Passive-Active Technique with Fuzzy Inference System

open access: yes, 2022
Distributed generation (DG) has reformed the meaning of power generation from large scale to small scale, but unintentional islanding is the main issue when connecting DG and the utility grid.
Dalal H. Helmi   +5 more
core   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

A Communication Based Islanding Detection Method for Photovoltaic Distributed Generation Systems

open access: yesInternational Journal of Photoenergy, 2014
PV based distributed generation (DG) systems must have some electrical connection standards while they connected to an electrical grid. One of these electrical conditions and the most important one is unplanned islanding condition.
Gökay Bayrak, Mehmet Cebeci
doaj   +1 more source

Comparative Study of Different Approaches for Islanding Detection of Distributed Generation Systems

open access: yesApplied System Innovation, 2019
The issue of unintentional islanding in grid interconnection still remains a challenge in grid-connected, Distributed Generation System (DGS). This study discusses the general overview of popular islanding detection methods.
Ashish Shrestha   +9 more
doaj   +1 more source

Ultrathin Li Metal Anodes: Quantitative Design Principles and Manufacturability Across Liquid and Solid‐State Batteries

open access: yesAdvanced Materials, EarlyView.
Ultrathin lithium metal anodes (≤15 µm) offer a promising route to high‐energy‐density batteries due to their high capacity and low potential. This review presents design principles for ultrathin Li, evaluates fabrication strategies, and discusses challenges in liquid and solid‐state cells.
Cheng Wang   +9 more
wiley   +1 more source

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   +1 more source

Controlling Film Formation in Inkjet‐printed MAPbBr3 Through Graphene Incorporation for Enhanced Photodetection

open access: yesAdvanced Materials Technologies, EarlyView.
This work highlights the impact of incorporating graphene nanoflakes into precursor inks of MAPbBr3 for inkjet‐printed optoelectronic device applications. A substantial modification of the crystallization dynamics is reported despite miniscule concentrations.
Kenneth Lobo   +12 more
wiley   +1 more source

Islanding detection and connection requirements

open access: yes, 2006
This paper reflects how anti-islanding protection has developed with increasing DG penetration. Starting from a local issue it has developed to possibly affect system security.
Stråth, Niklas   +3 more
core   +2 more sources

Novel Hybrid Islanding Detection Technique Based on Digital Lock-In Amplifier

open access: yesEnergies
Islanding detection remains a critical challenge for grid-connected distributed generation systems, as passive techniques suffer from inherent non-detection zones (NDZ), and active methods often degrade power quality.
Muhammad Noman Ashraf   +2 more
doaj   +1 more source

A Review of Islanding Detection Techniques for Inverter-Based Distributed Generation

open access: yesEngineering Proceedings, 2023
The classical problem of islanding detection in distributed generation falls into the commonly used categories known as passive, active, and hybrid techniques. These approaches vary in terms of their accuracy, security, and dependability.
Muhammad Waleed Jalil   +2 more
doaj   +1 more source

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