Results 41 to 50 of about 15,115 (307)

Photovoltaic Array Fault Detection Using Ensemble Learning-Based Technique

open access: yesMajlesi Journal of Electrical Engineering
Fault detection in the photovoltaic array aims to ensure a stable and continuous power supply. Detecting faults in photovoltaic arrays is challenging because normal and faulty conditions can sometimes exhibit similar characteristics.
Anshul Shekhar, M. Senthil Kumar
doaj   +1 more source

An Improved Mayfly Algorithm With Shading Detection for MPPT of Photovoltaic Systems

open access: yesIEEE Access, 2023
A maximum power point tracking (MPPT) method based on improved mayfly algorithm (IMA) with shading detection is proposed to realize the global MPPT with multiple-peak P-V characteristic curve under partial shading condition (PSC) and rapid MPPT with ...
Hengshan Xu   +4 more
doaj   +1 more source

Azaporphyrinoid‐Based Photo‐ and Electroactive Architectures for Advanced Functional Materials

open access: yesAdvanced Materials, EarlyView.
A long‐standing collaboration between the Torres and Guldi groups has yielded diverse azaporphyrinoid‐based donor‐acceptor nanohybrids with promising applications in solar energy conversion. This conspectus highlights key molecular platforms and structure‐function relationships that govern light and charge management, supporting the rational design of ...
Jorge Labella   +3 more
wiley   +1 more source

Modified tunicate swarm algorithm-based methodology for enhancing the operation of partially shaded photovoltaic system

open access: yesAlexandria Engineering Journal, 2023
The enhancement of photovoltaic array conversion efficiency during the partial shade operation is essential as the power-voltage curve includes multi-local peaks and one global peak.
Ahmed Fathy   +2 more
doaj   +1 more source

Vacuum ultraviolet photovoltaic arrays

open access: yesPhotonics Research, 2018
As one of the ideal tools for monitoring the formation and evolution of solar storms, the vacuum ultraviolet (VUV) detector should have both a fast temporal response and an array structure that enables image formation. Here, by combining a nontraditional graphene processing technique with traditional metal organic chemical vapor deposition epitaxy ...
Wei Zheng   +3 more
openaire   +1 more source

Optimal Design of Efficient Rooftop Photovoltaic Arrays [PDF]

open access: yesINFORMS Journal on Applied Analytics, 2019
The authors address the automated design of cost-effective, efficient rooftop photovoltaic (PV) installations. The algorithm they present can design systems with a variety of solar hardware and has been used to create more than 70,000 designs for PV installations.
Madeleine Udell, Oliver Toole
openaire   +2 more sources

Chiral Microneedle Arrays With Terahertz Chiroptical Activity With Chiral‐Plasmon‐Chiral‐Phonon Resonance

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Microneedle arrays (MNAs) is a rapidly emerging technology with broad biomedical applications in drug delivery and biosensing. With sub‐millimeter dimensions and periodicity, MNAs possess geometries nearly ideal for biomedical devices operating within the terahertz (THz) spectral window.
Sang Hyun Lee   +6 more
wiley   +1 more source

Temperature Prediction of Photovoltaic Array Based on BP Neural Network

open access: yesGong-kuang zidonghua, 2012
For problem of incorrect modeling method which takes environmental temperature instead of photovoltaic array temperature in existing simulation of solar photovoltaic arrays, the paper pointed out environmental temperature and actual working temperature ...
XU Rui-dong, DAI Yue, SUN Xiao-ya
doaj  

A Different Approach to the Design of a Rooftop Photovoltaic System

open access: yesChemical Engineering Transactions, 2023
The need to accelerate the energy transition has strongly increased the interest towards the installation of photovoltaic arrays on building roofs.
Girolamo Di Francia
doaj   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

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