Results 41 to 50 of about 1,746,259 (365)

Hotspots in maximum power point tracking algorithms for photovoltaic systems – A comprehensive and comparative review

open access: yesEngineering Science and Technology, an International Journal, 2023
Increasing global energy consumption also raised concerns about environmental issues. Solar energy is one of the most promising sustainable solutions for this problem.
Cem Recai Çırak, Hüseyin Çalık
doaj   +1 more source

Universality class of fiber bundles with strong heterogeneities [PDF]

open access: yes, 2008
We study the effect of strong heterogeneities on the fracture of disordered materials using a fiber bundle model. The bundle is composed of two subsets of fibers, i.e.
F. Kun   +4 more
core   +3 more sources

A New MPPT Algorithm for Photovoltaic Power Generation under Uniform and Partial Shading Conditions

open access: yesEnergies, 2021
During its operation, a photovoltaic system may encounter many practical issues such as receiving uniform or non-uniform irradiance caused mainly by partial shading.
Novie Ayub Windarko   +5 more
doaj   +1 more source

Cross-layer distributed power control: A repeated games formulation to improve the sum energy-efficiency [PDF]

open access: yes, 2015
The main objective of this work is to improve the energy-efficiency (EE) of a multiple access channel (MAC) system, through power control, in a distributed manner.
Cheikhrouhou, Karim   +4 more
core   +4 more sources

Achieving Global Optimality for Weighted Sum-Rate Maximization in the K-User Gaussian Interference Channel with Multiple Antennas [PDF]

open access: yes, 2012
Characterizing the global maximum of weighted sum-rate (WSR) for the K-user Gaussian interference channel (GIC), with the interference treated as Gaussian noise, is a key problem in wireless communication.
Chua, Kee-Chaing, Liu, Liang, Zhang, Rui
core   +1 more source

Enhancing MPPT Performance in Partially Shaded PV Systems under Sensor Malfunctioning with Fuzzy Control

open access: yesEnergies, 2023
The shift towards sustainable energy sources is gaining momentum due to their environmental cleanliness, abundant availability, and eco-friendly characteristics.
Moazzam Ali Rabbani   +4 more
doaj   +1 more source

Ultracapacitor storage enabled global MPPT for photovoltaic central inverters [PDF]

open access: yes, 2017
In most large scale grid-tied photovoltaic (PV) plants, central inverter configurations are used, mainly due to higher efficiency and lower cost per kW.
Kouro, Samir   +3 more
core   +1 more source

A New Ken-Ken Puzzle Pattern Based Reconfiguration Technique for Maximum Power Extraction in Partial Shaded Solar PV Array

open access: yesIEEE Access, 2021
Solar Photovoltaic array may often be subjected to partial shading, which may lead to uneven row current and creates local maximum power point on the power-voltage characteristics.
Murugesan Palpandian   +5 more
doaj   +1 more source

Experimental evaluations of global maximum power point tracking approaches in partial shading conditions

open access: yes2017 IEEE International Conference on Environment and Electrical Engineering and 2017 IEEE Industrial and Commercial Power Systems Europe (EEEIC / I&CPS Europe), 2017
Maximum power point tracking (MPPT) under partial shading conditions (PSC) has been popular topic recently. In this paper, P&O algorithm, full scanning and large scanning methods and a novel method are evaluated experimentally. In order to compare the methods and algorithms considered, a single ended primary inductance converter (SEPIC) was set up ...
Basoglu, Mustafa Engin, Cakir, Bekir
openaire   +3 more sources

Fast and precise global maximum power point tracking techniques for photovoltaic system [PDF]

open access: yesIET Renewable Power Generation, 2019
The multiple power peaks obtained in the power–voltage ( P‐V ) curve of a photovoltaic string under partially shaded condition results in a complicated maximum power point tracking (MPPT) process. Under this condition, the conventional MPPT methods are not acknowledged as they result in false
Husain, Mohammed Aslam   +3 more
openaire   +3 more sources

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