Results 31 to 40 of about 1,668,359 (293)

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

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

Global Hybrid Maximum Power Point Tracking for PV Modules Based on a Double-Diode Model

open access: yesIEEE Access, 2021
Photovoltaic systems under partial shading conditions (PSC) need to operate at the global maximum power point (GMPP) to extract the maximum possible power. Partial shading is characterized by the exhibition of a multi-peaked behavior in the voltage power
Eduardo Jose Barbosa   +5 more
doaj   +1 more source

Global Maximum Power Point Tracking of Partially Shaded PV System Using Advanced Optimization Techniques

open access: yesEnergies, 2022
In this work, a meta-heuristic optimization based method, known as the Firefly Algorithm (FA), to achieve the maximum power point (MPP) of a solar photo-voltaic (PV) system under partial shading conditions (PSC) is investigated.
Nouman Akram   +3 more
doaj   +1 more source

Analysis of spatial fixed PV arrays configurations to maximize energy harvesting in BIPV applications [PDF]

open access: yes, 2015
This paper presents a new approach for efficient utilization of building integrated photovoltaic (BIPV) systems under partial shading conditions in urban areas.
Celik, Berk   +4 more
core   +3 more sources

Visual motion integration is mediated by directional ambiguities in local motion signals [PDF]

open access: yes, 2013
The output of primary visual cortex (V1) is a piecemeal representation of the visual scene and the response of any one cell cannot unambiguously guide sensorimotor behavior. It remains unsolved how subsequent stages of cortical processing combine (“pool”)
Ledgeway, Tim   +2 more
core   +4 more sources

A Novel Global MPP Tracking of Photovoltaic System Based on Whale Optimization Algorithm [PDF]

open access: yes, 2016
To harvest maximum amount of solar energy and to attain higher efficiency, photovoltaic generation (PVG) systems are to be operated at their maximum power point (MPP) under both variable climatic and partial shaded condition (PSC).
Kumar, C. S. (Cherukuri)   +1 more
core   +1 more source

Development of a Global Maximum Power Point Tracker for Photovoltaic Module Arrays Based on the Idols Algorithm

open access: yesMathematics
The main objective of this paper is to develop a maximum power point tracker (MPPT) for a photovoltaic module array (PVMA) under conditions of partial shading and sudden changes in solar irradiance. PVMAs exhibit nonlinear characteristics with respect to
Kuei-Hsiang Chao, Yi-Chan Kuo
doaj   +1 more source

Maximum entropy approach to power-law distributions in coupled dynamic-stochastic systems

open access: yes, 2006
Statistical properties of coupled dynamic-stochastic systems are studied within a combination of the maximum information principle and the superstatistical approach.
E. V. Vakarin   +3 more
core   +1 more source

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